All Transactions
Transactions listed are from November 1 of previous year to April 1 of the following year.
- November 1, 2011
The Pittsburgh Pirates signed Tim Wood as a free agent.
The San Diego Padres signed Franchy Cordero as an amateur free agent.
The San Diego Padres signed Franmil Reyes as an amateur free agent.
J.C. Boscán of the Atlanta Braves granted free agency.
Jared Burton of the Cincinnati Reds granted free agency.
Wilkin Ramírez of the Atlanta Braves granted free agency.
- November 2, 2011
The Arizona Diamondbacks signed John McDonald as a free agent.
Tony Abreu of the Arizona Diamondbacks granted free agency.
Winston Abreu of the Toronto Blue Jays granted free agency.
Chris Aguila of the Florida Marlins granted free agency.
Erick Almonte of the Milwaukee Brewers granted free agency.
Matt Antonelli of the Washington Nationals granted free agency.
Joaquín Arias of the Kansas City Royals granted free agency.
José Ascanio of the Pittsburgh Pirates granted free agency.
Luis Atilano of the Washington Nationals granted free agency.
Michael Aubrey of the Washington Nationals granted free agency.
Jeff Bailey of the Minnesota Twins granted free agency.
Jeff Baisley of the Los Angeles Angels of Anaheim granted free agency.
Josh Barfield of the Philadelphia Phillies granted free agency.
Jimmy Barthmaier of the Washington Nationals granted free agency.
Brian Bass of the Philadelphia Phillies granted free agency.
Omar Beltré of the Texas Rangers granted free agency.
Justin Berg of the Chicago Cubs granted free agency.
Jason Bergmann of the Oakland Athletics granted free agency.
William Bergolla of the Detroit Tigers granted free agency.
Doug Bernier of the New York Yankees granted free agency.
Ángel Berroa of the Arizona Diamondbacks granted free agency.
Quintin Berry of the Cincinnati Reds granted free agency.
Austin Bibens-Dirkx of the Chicago Cubs granted free agency.
Nick Bierbrodt of the Baltimore Orioles granted free agency.
Joe Bisenius of the Chicago White Sox granted free agency.
Andrés Blanco of the Texas Rangers granted free agency.
Grégor Blanco of the Washington Nationals granted free agency.
Henry Blanco of the Arizona Diamondbacks granted free agency.
Eddie Bonine of the Philadelphia Phillies granted free agency.
Boof Bonser of the New York Mets granted free agency.
Jason Botts of the New York Mets granted free agency.
Mike Broadway of the Atlanta Braves granted free agency.
Jordan Brown of the Milwaukee Brewers granted free agency.
Billy Buckner of the Colorado Rockies granted free agency.
Ryan Budde of the Toronto Blue Jays granted free agency.
Jason Bulger of the Los Angeles Angels of Anaheim granted free agency.
Nate Bump of the Philadelphia Phillies granted free agency.
Greg Burke of the San Diego Padres granted free agency.
Dave Bush of the Philadelphia Phillies granted free agency.
Freddie Bynum of the St. Louis Cardinals granted free agency.
Fernando Cabrera of the Oakland Athletics granted free agency.
Jorge Cantú of the Colorado Rockies granted free agency.
Jesse Carlson of the Toronto Blue Jays granted free agency.
Brett Carroll of the Boston Red Sox granted free agency.
Chris Carter of the Atlanta Braves granted free agency.
Kevin Cash of the Texas Rangers granted free agency.
Wilkin Castillo of the Atlanta Braves granted free agency.
Fabio Castro of the Seattle Mariners granted free agency.
Mike Cervenak of the Florida Marlins granted free agency.
Gustavo Chacín of the New York Mets granted free agency.
Raúl Chávez of the New York Mets granted free agency.
Vinnie Chulk of the Oakland Athletics granted free agency.
Anthony Claggett of the Pittsburgh Pirates granted free agency.
Jeff Clement of the Pittsburgh Pirates granted free agency.
Brent Clevlen of the Philadelphia Phillies granted free agency.
Buck Coats of the Washington Nationals granted free agency.
Robert Coello of the Chicago Cubs granted free agency.
Willie Collazo of the Toronto Blue Jays granted free agency.
Román Colón of the Los Angeles Dodgers granted free agency.
Roy Corcoran of the Los Angeles Dodgers granted free agency.
Tim Corcoran of the Los Angeles Dodgers granted free agency.
Lance Cormier of the Tampa Bay Rays granted free agency.
Manny Corpas of the Texas Rangers granted free agency.
Mike Costanzo of the Cincinnati Reds granted free agency.
Callix Crabbe of the Toronto Blue Jays granted free agency.
Luis Cruz of the Texas Rangers granted free agency.
Casey Daigle of the San Francisco Giants granted free agency.
Matt Daley of the Colorado Rockies granted free agency.
Kyle Davies of the Toronto Blue Jays granted free agency.
Brad Davis of the Florida Marlins granted free agency.
Travis Dawkins of the Chicago White Sox granted free agency.
Sam Deduno of the San Diego Padres granted free agency.
José De La Torre of the New York Mets granted free agency.
Jumbo Díaz of the Baltimore Orioles granted free agency.
Robinzon Díaz of the Texas Rangers granted free agency.
Mark DiFelice of the Milwaukee Brewers granted free agency.
Lenny DiNardo of the Oakland Athletics granted free agency.
Brent Dlugach of the Boston Red Sox granted free agency.
Freddy Dolsi of the Chicago White Sox granted free agency.
Darin Downs of the Florida Marlins granted free agency.
Luis Durango of the Houston Astros granted free agency.
Brad Eldred of the San Francisco Giants granted free agency.
Geno Espineli of the San Francisco Giants granted free agency.
Terry Evans of the Philadelphia Phillies granted free agency.
Ryan Feierabend of the Philadelphia Phillies granted free agency.
Jesús Feliciano of the New York Mets granted free agency.
Pedro Feliz of the San Diego Padres granted free agency.
Luis Figueroa of the New York Mets granted free agency.
Nelson Figueroa of the Pittsburgh Pirates granted free agency.
Jeff Fiorentino of the Atlanta Braves granted free agency.
Jake Fox of the Baltimore Orioles granted free agency.
Matt Fox of the Boston Red Sox granted free agency.
Kevin Frandsen of the Philadelphia Phillies granted free agency.
Jeff Frazier of the Washington Nationals granted free agency.
Luke French of the Seattle Mariners granted free agency.
J.J. Furmaniak of the Tampa Bay Rays granted free agency.
Armando Gabino of the Baltimore Orioles granted free agency.
Sean Gallagher of the Pittsburgh Pirates granted free agency.
Víctor Gárate of the Florida Marlins granted free agency.
Steve Garrison of the New York Yankees granted free agency.
Chad Gaudin of the Toronto Blue Jays granted free agency.
Chris George of the Baltimore Orioles granted free agency.
Esteban Germán of the Texas Rangers granted free agency.
Sammy Gervacio of the Houston Astros granted free agency.
Jerry Gil of the Cincinnati Reds granted free agency.
Mauro Gómez of the Atlanta Braves granted free agency.
Andy González of the Milwaukee Brewers granted free agency.
Enrique González of the Detroit Tigers granted free agency.
Rúben Gotay of the Atlanta Braves granted free agency.
Nick Green of the Texas Rangers granted free agency.
Sean Green of the Milwaukee Brewers granted free agency.
Ángel Guzmán of the Chicago Cubs granted free agency.
Brad Halsey of the New York Yankees granted free agency.
Robby Hammock of the Arizona Diamondbacks granted free agency.
Justin Hampson of the New York Mets granted free agency.
Brendan Harris of the Baltimore Orioles granted free agency.
Kevin Hart of the Pittsburgh Pirates granted free agency.
Aaron Heilman of the Pittsburgh Pirates granted free agency.
Sean Henn of the Toronto Blue Jays granted free agency.
Anderson Hernández of the Houston Astros granted free agency.
Diory Hernández of the Atlanta Braves granted free agency.
Michel Hernández of the Cleveland Indians granted free agency.
Alex Hinshaw of the San Francisco Giants granted free agency.
Jarrett Hoffpauir of the San Diego Padres granted free agency.
Tommy Hottovy of the Boston Red Sox granted free agency.
James Houser of the Baltimore Orioles granted free agency.
Chin-lung Hu of the New York Mets granted free agency.
Dusty Hughes of the Minnesota Twins granted free agency.
Rhyne Hughes of the Baltimore Orioles granted free agency.
Tug Hulett of the Washington Nationals granted free agency.
Kei Igawa of the New York Yankees granted free agency.
Hernán Iribarren of the Colorado Rockies granted free agency.
Travis Ishikawa of the San Francisco Giants granted free agency.
Steven Jackson of the Pittsburgh Pirates granted free agency.
Zach Jackson of the Texas Rangers granted free agency.
Chuck James of the Minnesota Twins granted free agency.
Justin James of the Milwaukee Brewers granted free agency.
Luis Jiménez of the Seattle Mariners granted free agency.
Alan Johnson of the Colorado Rockies granted free agency.
Nick Johnson of the Cleveland Indians granted free agency.
Eric Junge of the Los Angeles Angels of Anaheim granted free agency.
Matt Kata of the Texas Rangers granted free agency.
Kenshin Kawakami of the Atlanta Braves granted free agency.
Sean Kazmar Jr. of the Seattle Mariners granted free agency.
Randy Keisler of the Los Angeles Dodgers granted free agency.
Logan Kensing of the New York Yankees granted free agency.
Bobby Kielty of the San Diego Padres granted free agency.
Brad Kilby of the Oakland Athletics granted free agency.
Josh Kroeger of the Florida Marlins granted free agency.
Mike Lamb of the New York Yankees granted free agency.
Jason Lane of the Toronto Blue Jays granted free agency.
Jeff Larish of the Philadelphia Phillies granted free agency.
Justin Lehr of the Cincinnati Reds granted free agency.
Jon Leicester of the San Diego Padres granted free agency.
Steven Lerud of the Baltimore Orioles granted free agency.
John Lindsey of the Los Angeles Dodgers granted free agency.
Jon Link of the Los Angeles Dodgers granted free agency.
Adam Loewen of the Toronto Blue Jays granted free agency.
Ed Lucas of the Atlanta Braves granted free agency.
Héctor Luna of the Boston Red Sox granted free agency.
Anderson Machado of the Milwaukee Brewers granted free agency.
Drew Macias of the San Diego Padres granted free agency.
Matt Macri of the Colorado Rockies granted free agency.
John Maine of the Colorado Rockies granted free agency.
Carlos Maldonado of the Washington Nationals granted free agency.
Jeff Marquez of the New York Yankees granted free agency.
Andy Marte of the Pittsburgh Pirates granted free agency.
J.D. Martin of the Washington Nationals granted free agency.
Joe Martinez of the Cleveland Indians granted free agency.
Shairon Martis of the Washington Nationals granted free agency.
Joe Mather of the Colorado Rockies granted free agency.
Osiris Matos of the San Francisco Giants granted free agency.
Lucas May of the Arizona Diamondbacks granted free agency.
Paul McAnulty of the Los Angeles Angels of Anaheim granted free agency.
Kevin Melillo of the Los Angeles Angels of Anaheim granted free agency.
Adalberto Méndez of the Florida Marlins granted free agency.
Dan Meyer of the Pittsburgh Pirates granted free agency.
Corky Miller of the Cincinnati Reds granted free agency.
Zach Miner of the Kansas City Royals granted free agency.
Juan Miranda of the Arizona Diamondbacks granted free agency.
Garrett Mock of the Washington Nationals granted free agency.
Luke Montz of the Florida Marlins granted free agency.
Scott Moore of the Chicago Cubs granted free agency.
José Morales of the Colorado Rockies granted free agency.
Scott Munter of the San Francisco Giants granted free agency.
Sam Narron of the Milwaukee Brewers granted free agency.
Oswaldo Navarro of the Houston Astros granted free agency.
Brad Nelson of the Texas Rangers granted free agency.
Jhonny Núñez of the Chicago White Sox granted free agency.
Iván Ochoa of the Los Angeles Dodgers granted free agency.
Ray Olmedo of the Tampa Bay Rays granted free agency.
Garrett Olson of the Pittsburgh Pirates granted free agency.
Jorge Padilla of the Florida Marlins granted free agency.
Edward Paredes of the Seattle Mariners granted free agency.
Val Pascucci of the New York Mets granted free agency.
Scott Patterson of the Seattle Mariners granted free agency.
Luis Perdomo of the San Diego Padres granted free agency.
Fernando Perez of the New York Mets granted free agency.
Juan Pérez of the Philadelphia Phillies granted free agency.
Miguel Pérez of the Washington Nationals granted free agency.
Óliver Pérez of the Washington Nationals granted free agency.
Paul Phillips of the Cleveland Indians granted free agency.
Yohan Pino of the Toronto Blue Jays granted free agency.
Scott Podsednik of the Philadelphia Phillies granted free agency.
Mark Prior of the New York Yankees granted free agency.
David Purcey of the Detroit Tigers granted free agency.
Jose Quintana of the New York Yankees granted free agency.
Guillermo Quiroz of the San Diego Padres granted free agency.
Max Ramírez of the San Francisco Giants granted free agency.
Robert Ray of the Toronto Blue Jays granted free agency.
Michael Restovich of the Arizona Diamondbacks granted free agency.
Argenis Reyes of the Cleveland Indians granted free agency.
Antoan Richardson of the Atlanta Braves granted free agency.
Kevin Richardson of the Los Angeles Angels of Anaheim granted free agency.
Shawn Riggans of the Milwaukee Brewers granted free agency.
Royce Ring of the Boston Red Sox granted free agency.
Nate Robertson of the Seattle Mariners granted free agency.
Chris Robinson of the Chicago Cubs granted free agency.
Chaz Roe of the Seattle Mariners granted free agency.
Eddie Rogers of the Arizona Diamondbacks granted free agency.
Jamie Romak of the Kansas City Royals granted free agency.
Alex Romero of the Florida Marlins granted free agency.
Niuman Romero of the New York Mets granted free agency.
Ryan Rowland-Smith of the Houston Astros granted free agency.
Rich Rundles of the St. Louis Cardinals granted free agency.
Adam Russell of the Tampa Bay Rays granted free agency.
Dusty Ryan of the New York Mets granted free agency.
Jeff Salazar of the Detroit Tigers granted free agency.
Clint Sammons of the Florida Marlins granted free agency.
Chris Sampson of the Florida Marlins granted free agency.
Freddy Sandoval of the Los Angeles Angels of Anaheim granted free agency.
Omir Santos of the Detroit Tigers granted free agency.
Bronson Sardinha of the Colorado Rockies granted free agency.
Travis Schlichting of the Los Angeles Dodgers granted free agency.
Chris Seddon of the Seattle Mariners granted free agency.
Zack Segovia of the Milwaukee Brewers granted free agency.
Leyson Séptimo of the Chicago White Sox granted free agency.
Ryan Shealy of the Toronto Blue Jays granted free agency.
Steven Shell of the Atlanta Braves granted free agency.
Brett Sinkbeil of the Pittsburgh Pirates granted free agency.
Greg Smith of the Boston Red Sox granted free agency.
Miguel Socolovich of the Chicago White Sox granted free agency.
Donovan Solano of the St. Louis Cardinals granted free agency.
Yangervis Solarte of the Minnesota Twins granted free agency.
Jeremy Sowers of the Cleveland Indians granted free agency.
Craig Stansberry of the Toronto Blue Jays granted free agency.
Nick Stavinoha of the St. Louis Cardinals granted free agency.
Mitch Stetter of the Milwaukee Brewers granted free agency.
Jeff Stevens of the Chicago Cubs granted free agency.
Brian Stokes of the Arizona Diamondbacks granted free agency.
Max St. Pierre of the Detroit Tigers granted free agency.
Eric Stults of the Colorado Rockies granted free agency.
Jeff Suppan of the Kansas City Royals granted free agency.
Brian Sweeney of the New York Mets granted free agency.
Taylor Tankersley of the New York Mets granted free agency.
Willy Taveras of the Colorado Rockies granted free agency.
Kanekoa Texeira of the New York Yankees granted free agency.
Justin Thomas of the Pittsburgh Pirates granted free agency.
Aaron Thompson of the Pittsburgh Pirates granted free agency.
Rich Thompson of the Philadelphia Phillies granted free agency.
Scott Thorman of the Detroit Tigers granted free agency.
Steven Tolleson of the San Diego Padres granted free agency.
J.R. Towles of the Houston Astros granted free agency.
Andy Tracy of the Arizona Diamondbacks granted free agency.
Merkin Valdez of the Texas Rangers granted free agency.
Andy Van Hekken of the Houston Astros granted free agency.
Ramón Vázquez of the Florida Marlins granted free agency.
Donnie Veal of the Pittsburgh Pirates granted free agency.
Gil Velazquez of the Los Angeles Angels of Anaheim granted free agency.
Eugenio Vélez of the Los Angeles Dodgers granted free agency.
Óscar Villarreal of the Los Angeles Dodgers granted free agency.
Les Walrond of the Philadelphia Phillies granted free agency.
Sean White of the Colorado Rockies granted free agency.
Josh Wilson of the Milwaukee Brewers granted free agency.
Ross Wolf of the Houston Astros granted free agency.
Brandon Wood of the Pittsburgh Pirates granted free agency.
Mark Worrell of the Baltimore Orioles granted free agency.
Chase Wright of the Milwaukee Brewers granted free agency.
Tyler Yates of the Pittsburgh Pirates granted free agency.
Delwyn Young of the Philadelphia Phillies granted free agency.
Matt Young of the Atlanta Braves granted free agency.
Clay Zavada of the Arizona Diamondbacks granted free agency.
The Baltimore Orioles selected Darren O'Day off waivers from the Texas Rangers.
- November 3, 2011
The Arizona Diamondbacks signed Henry Blanco as a free agent.
The Chicago White Sox signed Brian Bruney as a free agent.
The Los Angeles Dodgers signed Juan Rivera as a free agent.
Dan Johnson of the Tampa Bay Rays granted free agency.
Steve Pearce of the Pittsburgh Pirates granted free agency.
The Houston Astros selected Brian Bixler off waivers from the Washington Nationals.
The Washington Nationals selected Carlos Rivero off waivers from the Philadelphia Phillies.
- November 4, 2011
The Oakland Athletics signed Édgar González as a free agent.
The Pittsburgh Pirates signed Mike Ryan as a free agent.
The Philadelphia Phillies signed Jim Thome as a free agent.
The Washington Nationals signed Chien-Ming Wang as a free agent.
The Los Angeles Dodgers signed Lance Zawadzki as a free agent.
The Minnesota Twins signed Fernando Romero as an amateur free agent.
Eric Hurley of the Texas Rangers granted free agency.
The Toronto Blue Jays purchased Trystan Magnuson from the Oakland Athletics.
- November 5, 2011
The Houston Astros signed Travis Buck as a free agent.
The Cincinnati Reds signed Corky Miller as a free agent.
The Kansas City Royals signed Jamie Romak as a free agent.
The Pittsburgh Pirates signed Wyatt Toregas as a free agent.
The Detroit Tigers signed Matt Young as a free agent.
- November 6, 2011
The Chicago White Sox signed Robinson Leyer as an amateur free agent.
- November 7, 2011
The Chicago White Sox signed Leyson Séptimo as a free agent.
The Arizona Diamondbacks released Kam Mickolio.
The Kansas City Royals traded Melky Cabrera to the San Francisco Giants for Jonathan Sánchez and Ryan Verdugo.
- November 8, 2011
The Arizona Diamondbacks signed Chris Jakubauskas as a free agent.
The Chicago White Sox signed Dallas McPherson as a free agent.
The Arizona Diamondbacks signed Rusty Ryal as a free agent.
- November 9, 2011
The Detroit Tigers signed Quintin Berry as a free agent.
The Arizona Diamondbacks signed Willie Bloomquist as a free agent.
The Oakland Athletics signed Jeff Fiorentino as a free agent.
The Chicago White Sox signed Jose Quintana as a free agent.
The Houston Astros signed Nick Stavinoha as a free agent.
- November 10, 2011
The Milwaukee Brewers signed Erick Almonte as a free agent.
The Pittsburgh Pirates signed Rod Barajas as a free agent.
The Pittsburgh Pirates signed Jumbo Díaz as a free agent.
The Minnesota Twins signed Brian Dinkelman as a free agent.
The Toronto Blue Jays signed Jerry Gil as a free agent.
The Cleveland Indians signed Michel Hernández as a free agent.
The Philadelphia Phillies signed Raúl Valdés as a free agent.
The Chicago White Sox signed Donnie Veal as a free agent.
- November 11, 2011
The Minnesota Twins signed Jared Burton as a free agent.
The Oakland Athletics signed Jim Miller as a free agent.
Jason Pridie of the New York Mets granted free agency.
The St. Louis Cardinals released Bryan Augenstein.
- November 12, 2011
The Kansas City Royals signed Francisley Bueno as a free agent.
The Seattle Mariners signed Matt Fox as a free agent.
The New York Mets signed Adam Loewen as a free agent.
The Houston Astros signed Brad Snyder as a free agent.
- November 13, 2011
The Houston Astros signed Joe Thurston as a free agent.
- November 14, 2011
The Cincinnati Reds signed Mike Costanzo as a free agent.
The Detroit Tigers signed Darin Downs as a free agent.
The Seattle Mariners signed Sean Henn as a free agent.
The Philadelphia Phillies signed Jonathan Papelbon as a free agent.
The Florida Marlins signed Clint Sammons as a free agent.
- November 15, 2011
The Chicago Cubs signed Justin Berg as a free agent.
The Arizona Diamondbacks signed Ryan Budde as a free agent.
The Los Angeles Dodgers signed Mark Ellis as a free agent.
The Arizona Diamondbacks signed Aaron Hill as a free agent.
The Kansas City Royals signed Tommy Hottovy as a free agent.
The San Diego Padres signed Mark Kotsay as a free agent.
The Washington Nationals signed Carlos Maldonado as a free agent.
The Houston Astros signed Scott Moore as a free agent.
The Los Angeles Dodgers signed Matt Treanor as a free agent.
The Houston Astros signed Elieser Hernández as an amateur free agent.
Taylor Buchholz of the New York Mets granted free agency.
The Los Angeles Angels of Anaheim released Anthony Ortega.
- November 16, 2011
The Minnesota Twins signed Jamey Carroll as a free agent.
The New York Yankees signed Mike O'Connor as a free agent.
The Detroit Tigers signed Omir Santos as a free agent.
Carlos Corporán of the Houston Astros granted free agency.
Nick Evans of the New York Mets granted free agency.
The San Diego Padres released Alberto González.
The Toronto Blue Jays selected Cole Kimball off waivers from the Washington Nationals.
- November 17, 2011
The Minnesota Twins signed Matt Carson as a free agent.
The Minnesota Twins signed Sam Deduno as a free agent.
The New York Mets signed Val Pascucci as a free agent.
The Minnesota Twins signed Wilkin Ramírez as a free agent.
The Cincinnati Reds signed Chad Reineke as a free agent.
The New York Mets signed Vinny Rottino as a free agent.
The Philadelphia Phillies signed Brian Schneider as a free agent.
The Colorado Rockies signed Brandon Wood as a free agent.
The Arizona Diamondbacks traded a player to be named later to the Philadelphia Phillies for Mike Zagurski. The Arizona Diamondbacks sent Adam Worthington (minors) (November 17, 2011) to the Philadelphia Phillies to complete the trade.
- November 18, 2011
The Minnesota Twins signed Jason Bulger as a free agent.
The Detroit Tigers signed Gerald Laird as a free agent.
The Florida Marlins signed Luke Montz as a free agent.
The Houston Astros signed Lance Pendleton as a free agent.
The Oakland Athletics signed Jason Pridie as a free agent.
The Florida Marlins signed Robert Ray as a free agent.
The Florida Marlins signed Raudel Lazo as an amateur free agent.
Luis Montañez of the Chicago Cubs granted free agency.
Matt Pagnozzi of the Pittsburgh Pirates granted free agency.
The Toronto Blue Jays selected Drew Carpenter off waivers from the San Diego Padres.
The Pittsburgh Pirates selected Jeremy Hefner off waivers from the San Diego Padres.
The Washington Nationals selected Cole Kimball off waivers from the Toronto Blue Jays.
- November 19, 2011
The San Francisco Giants signed Grégor Blanco as a free agent.
- November 20, 2011
The Los Angeles Dodgers signed Luis Cruz as a free agent.
The Philadelphia Phillies purchased Ty Wigginton from the Colorado Rockies.
The Colorado Rockies released Ryan Rohlinger.
- November 21, 2011
The Baltimore Orioles signed Matt Antonelli as a free agent.
The Pittsburgh Pirates signed Clint Barmes as a free agent.
The Detroit Tigers signed Jerad Head as a free agent.
The Texas Rangers signed Joe Nathan as a free agent.
The Baltimore Orioles signed Steven Tolleson as a free agent.
- November 22, 2011
The Atlanta Braves signed J.C. Boscán as a free agent.
The Minnesota Twins signed Phil Dumatrait as a free agent.
The Atlanta Braves signed Luis Durango as a free agent.
The Pittsburgh Pirates signed Jake Fox as a free agent.
The Seattle Mariners signed Steve Garrison as a free agent.
The Atlanta Braves signed Dusty Hughes as a free agent.
The Pittsburgh Pirates signed Shairon Martis as a free agent.
The Minnesota Twins signed Luis Perdomo as a free agent.
The Atlanta Braves signed Adam Russell as a free agent.
The Baltimore Orioles signed Miguel Socolovich as a free agent.
The Florida Marlins signed Donovan Solano as a free agent.
The Atlanta Braves signed Drew Sutton as a free agent.
The Boston Red Sox signed Justin Thomas as a free agent.
The Minnesota Twins signed Daryl Thompson as a free agent.
The Atlanta Braves signed Josh Wilson as a free agent.
The Florida Marlins traded John Baker to the San Diego Padres for Wade LeBlanc.
- November 23, 2011
The Pittsburgh Pirates signed Brandon Boggs as a free agent.
The Kansas City Royals signed Bruce Chen as a free agent.
The Minnesota Twins signed Ryan Doumit as a free agent.
The Seattle Mariners signed Jeff Marquez as a free agent.
The New York Yankees signed Jayson Nix as a free agent.
The Cleveland Indians signed Grady Sizemore as a free agent.
- November 25, 2011
The Texas Rangers signed Dusty Brown as a free agent.
The Chicago White Sox signed Ray Olmedo as a free agent.
- November 26, 2011
The Houston Astros signed Diory Hernández as a free agent.
The Toronto Blue Jays purchased Luis Valbuena from the Cleveland Indians.
- November 27, 2011
The Seattle Mariners traded Josh Lueke and player to be named or cash to the Tampa Bay Rays for John Jaso.
- November 28, 2011
The Tampa Bay Rays signed José Molina as a free agent.
The Toronto Blue Jays signed Angel Perdomo as an amateur free agent.
The San Francisco Giants released Darren Ford.
The Pittsburgh Pirates released Xavier Paul.
- November 29, 2011
The Kansas City Royals signed Jonathan Broxton as a free agent.
The Houston Astros signed Carlos Corporán as a free agent.
The Pittsburgh Pirates signed Nick Evans as a free agent.
The Philadelphia Phillies signed Kevin Frandsen as a free agent.
The Arizona Diamondbacks signed Jensen Lewis as a free agent.
The Philadelphia Phillies signed Pat Misch as a free agent.
The Philadelphia Phillies signed Scott Podsednik as a free agent.
The Philadelphia Phillies released Scott Mathieson.
- November 30, 2011
The Chicago Cubs signed David DeJesus as a free agent.
The Philadelphia Phillies signed Scott Elarton as a free agent.
The Texas Rangers signed Luis Hernández as a free agent.
The Colorado Rockies signed Ramón Hernández as a free agent.
The Los Angeles Dodgers signed Adam Kennedy as a free agent.
The Philadelphia Phillies signed Pete Orr as a free agent.
The Philadelphia Phillies signed Brian Sanches as a free agent.
The Detroit Tigers signed Ramón Santiago as a free agent.
The Texas Rangers signed Yangervis Solarte as a free agent.
Waldis Joaquín of the San Francisco Giants granted free agency.
The Colorado Rockies traded Chris Iannetta to the Los Angeles Angels of Anaheim for Tyler Chatwood.
- December 1, 2011
The Kansas City Royals signed Tony Abreu as a free agent.
The Toronto Blue Jays signed Robert Coello as a free agent.
The San Diego Padres signed Alex Hinshaw as a free agent.
The Kansas City Royals signed Zach Miner as a free agent.
The Toronto Blue Jays signed Garrett Mock as a free agent.
The Oakland Athletics signed Brandon Moss as a free agent.
The Tampa Bay Rays signed Jhonny Núñez as a free agent.
The San Diego Padres signed Matt Palmer as a free agent.
The Chicago White Sox signed Eric Stults as a free agent.
The Milwaukee Brewers signed Miguel Díaz as an amateur free agent.
The Baltimore Orioles traded a player to be named later and Randy Henry (minors) to the Texas Rangers for Taylor Teagarden. The Baltimore Orioles sent Greg Miclat (minors) (December 8, 2011) to the Texas Rangers to complete the trade.
- December 2, 2011
The Los Angeles Dodgers signed Chris Capuano as a free agent.
The Seattle Mariners signed Darren Ford as a free agent.
The Los Angeles Dodgers signed Wil Ledezma as a free agent.
The Florida Marlins signed J.D. Martin as a free agent.
The Boston Red Sox signed Doug Mathis as a free agent.
The Cleveland Indians signed Matt Pagnozzi as a free agent.
- December 3, 2011
The Philadelphia Phillies signed Ryan Feierabend as a free agent.
The Los Angeles Angels of Anaheim traded Jeff Mathis to the Toronto Blue Jays for Brad Mills.
- December 4, 2011
The Arizona Diamondbacks signed as a free agent.
- December 5, 2011
The Florida Marlins signed Heath Bell as a free agent.
The Detroit Tigers signed Chris Bootcheck as a free agent.
The Washington Nationals signed Brett Carroll as a free agent.
The Los Angeles Dodgers signed Jerry Hairston as a free agent.
The Arizona Diamondbacks signed Joe Martinez as a free agent.
The Minnesota Twins selected Pedro Florimón off waivers from the Baltimore Orioles.
The Colorado Rockies selected Jamie Hoffmann off waivers from the Los Angeles Dodgers.
- December 6, 2011
The Minnesota Twins signed Matt Capps as a free agent.
The Toronto Blue Jays signed Willie Collazo as a free agent.
The Tampa Bay Rays signed Matt Mangini as a free agent.
The Tampa Bay Rays signed Juan Miranda as a free agent.
The San Diego Padres signed Dale Thayer as a free agent.
The Chicago White Sox traded Sergio Santos to the Toronto Blue Jays for Nestor Molina (minors).
The Minnesota Twins traded Kevin Slowey to the Colorado Rockies for a player to be named later. The Colorado Rockies sent Daniel Turpen (minors) (December 8, 2011) to the Minnesota Twins to complete the trade.
- December 7, 2011
The Pittsburgh Pirates signed Érik Bédard as a free agent.
The New York Mets signed Frank Francisco as a free agent.
The Pittsburgh Pirates signed Nate McLouth as a free agent.
The Pittsburgh Pirates signed José Morales as a free agent.
The Boston Red Sox signed David Ortiz as a free agent.
The New York Mets signed Jon Rauch as a free agent.
The Florida Marlins signed José Reyes as a free agent.
The Milwaukee Brewers signed Francisco Rodríguez as a free agent.
The Colorado Rockies traded Huston Street and cash to the San Diego Padres for a player to be named later. The San Diego Padres sent Nick Schmidt (minors) (December 9, 2011) to the Colorado Rockies to complete the trade.
The Kansas City Royals traded Yamaico Navarro to the Pittsburgh Pirates for Diego Goris (minors) and Brooks Pounders.
The New York Mets traded Ángel Pagán to the San Francisco Giants for Ramón Ramírez and Andrés Torres.
- December 8, 2011
The St. Louis Cardinals drafted Barret Browning from the Los Angeles Angels of Anaheim in the 2011 rule 5 draft.
The Washington Nationals drafted Matt Buschmann from the San Diego Padres in the 2011 rule 5 draft.
The Chicago Cubs drafted Lendy Castillo from the Philadelphia Phillies in the 2011 rule 5 draft.
The Houston Astros drafted Rhiner Cruz from the New York Mets in the 2011 rule 5 draft.
The Baltimore Orioles drafted Ryan Flaherty from the Chicago Cubs in the 2011 rule 5 draft.
The St. Louis Cardinals drafted Erik Komatsu from the Washington Nationals in the 2011 rule 5 draft.
The Seattle Mariners drafted Lucas Luetge from the Milwaukee Brewers in the 2011 rule 5 draft.
The Pittsburgh Pirates drafted Aaron Poreda from the San Diego Padres in the 2011 rule 5 draft.
The Boston Red Sox signed Jesse Carlson as a free agent.
The Los Angeles Dodgers signed Aaron Harang as a free agent.
The Philadelphia Phillies signed Laynce Nix as a free agent.
The Los Angeles Angels of Anaheim signed Albert Pujols as a free agent.
The Los Angeles Angels of Anaheim signed C.J. Wilson as a free agent.
The New York Yankees released Greg Golson.
The Pittsburgh Pirates released Ross Ohlendorf.
The Baltimore Orioles traded Tyler Henson (minors) and Jarret Martin (minors) to the Los Angeles Dodgers for Dana Eveland.
The Chicago Cubs traded Tyler Colvin and DJ LeMahieu to the Colorado Rockies for Casey Weathers (minors) and Ian Stewart.
The Kansas City Royals drafted César Cabral from the Boston Red Sox in the 2011 rule 5 draft.
The Boston Red Sox drafted Marwin González from the Chicago Cubs in the 2011 rule 5 draft.
The New York Yankees purchased César Cabral from the Kansas City Royals.
The Boston Red Sox traded Marwin González to the Houston Astros for Marco Duarte (minors).
- December 9, 2011
The Cincinnati Reds signed Luis Atilano as a free agent.
The Florida Marlins signed Mark Buehrle as a free agent.
The Detroit Tigers signed Octavio Dotel as a free agent.
The Cincinnati Reds signed Sean Gallagher as a free agent.
The New York Yankees signed Freddy García as a free agent.
The Milwaukee Brewers signed Álex González as a free agent.
The Texas Rangers signed Alberto González as a free agent.
The Milwaukee Brewers signed Andy González as a free agent.
The Arizona Diamondbacks signed Lyle Overbay as a free agent.
The Seattle Mariners signed Scott Patterson as a free agent.
The Philadelphia Phillies signed David Purcey as a free agent.
The Seattle Mariners signed Guillermo Quiroz as a free agent.
The Milwaukee Brewers signed Mike Rivera as a free agent.
The Oakland Athletics signed Erick Threets as a free agent.
Manny Ramirez of the Tampa Bay Rays granted free agency.
The San Diego Padres released Eric Patterson.
The Arizona Diamondbacks traded Ryan Cook, Collin Cowgill and Jarrod Parker to the Oakland Athletics for Craig Breslow, Trevor Cahill and cash.
The Detroit Tigers traded Ryan Perry to the Washington Nationals for Collin Balester.
The Chicago Cubs selected Jeff Bianchi off waivers from the Kansas City Royals.
- December 10, 2011
The Boston Red Sox released Miguel González.
- December 11, 2011
The Washington Nationals signed Jason Michaels as a free agent.
The Oakland Athletics signed Ronald Herrera as an amateur free agent.
- December 12, 2011
The St. Louis Cardinals signed Rafael Furcal as a free agent.
The Milwaukee Brewers signed Travis Ishikawa as a free agent.
The Philadelphia Phillies signed Steven Lerud as a free agent.
The New York Mets signed Lucas May as a free agent.
The New York Mets signed Garrett Olson as a free agent.
The Cleveland Indians signed Félix Pie as a free agent.
The Florida Marlins signed Aaron Rowand as a free agent.
Mike Baxter of the New York Mets granted free agency.
Fabio Castillo of the Texas Rangers granted free agency.
Pedro Ciriaco of the Pittsburgh Pirates granted free agency.
Brooks Conrad of the Atlanta Braves granted free agency.
Dan Cortes of the Seattle Mariners granted free agency.
Willie Eyre of the Baltimore Orioles granted free agency.
Cole Garner of the Colorado Rockies granted free agency.
Chris Gimenez of the Seattle Mariners granted free agency.
Clay Hensley of the Florida Marlins granted free agency.
Jeremy Hermida of the San Diego Padres granted free agency.
Koyie Hill of the Chicago Cubs granted free agency.
Rich Hill of the Boston Red Sox granted free agency.
Jason Jaramillo of the Pittsburgh Pirates granted free agency.
Jeff Keppinger of the San Francisco Giants granted free agency.
Hung-Chih Kuo of the Los Angeles Dodgers granted free agency.
Aaron Laffey of the Kansas City Royals granted free agency.
José Mijares of the Minnesota Twins granted free agency.
Peter Moylan of the Atlanta Braves granted free agency.
Micah Owings of the Arizona Diamondbacks granted free agency.
Ronny Paulino of the New York Mets granted free agency.
Jo-Jo Reyes of the Baltimore Orioles granted free agency.
Will Rhymes of the Detroit Tigers granted free agency.
Joe Saunders of the Arizona Diamondbacks granted free agency.
Luke Scott of the Baltimore Orioles granted free agency.
Doug Slaten of the Washington Nationals granted free agency.
Andy Sonnanstine of the Tampa Bay Rays granted free agency.
Ryan Spilborghs of the Colorado Rockies granted free agency.
Ryan Theriot of the St. Louis Cardinals granted free agency.
Eli Whiteside of the San Francisco Giants granted free agency.
The Florida Marlins traded Burke Badenhop to the Tampa Bay Rays for Jake Jefferies (minors).
The Philadelphia Phillies traded Ben Francisco to the Toronto Blue Jays for Frank Gailey (minors).
The Milwaukee Brewers traded Casey McGehee to the Pittsburgh Pirates for José Veras.
The New York Mets selected Jeremy Hefner off waivers from the Pittsburgh Pirates.
The Toronto Blue Jays selected Jim Hoey off waivers from the Minnesota Twins.
- December 13, 2011
The Arizona Diamondbacks signed Jonathan Albaladejo as a free agent.
The Los Angeles Dodgers signed José Ascanio as a free agent.
The Los Angeles Dodgers signed Jeff Baisley as a free agent.
The Los Angeles Dodgers signed Josh Bard as a free agent.
The Los Angeles Dodgers signed Alberto Castillo as a free agent.
The Texas Rangers signed Fabio Castillo as a free agent.
The Colorado Rockies signed Wilkin Castillo as a free agent.
The Los Angeles Dodgers signed Matt Chico as a free agent.
The New York Yankees signed Matt Daley as a free agent.
The Colorado Rockies signed Mike Ekstrom as a free agent.
The Kansas City Royals signed Greg Golson as a free agent.
The Kansas City Royals signed J.C. Gutiérrez as a free agent.
The Los Angeles Dodgers signed Ángel Guzmán as a free agent.
The Boston Red Sox signed Rich Hill as a free agent.
The Seattle Mariners signed Josh Kinney as a free agent.
The Los Angeles Dodgers signed Shane Lindsay as a free agent.
The New York Yankees signed Gustavo Molina as a free agent.
The Los Angeles Dodgers signed Fernando Nieve as a free agent.
The Milwaukee Brewers signed Aramis Ramírez as a free agent.
The Kansas City Royals signed Max Ramírez as a free agent.
The Minnesota Twins signed René Rivera as a free agent.
The Arizona Diamondbacks signed Takashi Saito as a free agent.
The Boston Red Sox signed Kelly Shoppach as a free agent.
The Los Angeles Dodgers signed Cory Sullivan as a free agent.
The Philadelphia Phillies signed Rich Thompson as a free agent.
The Los Angeles Dodgers signed Ryan Tucker as a free agent.
- December 14, 2011
The Minnesota Twins signed Sean Burroughs as a free agent.
The Seattle Mariners signed Chris Gimenez as a free agent.
The Florida Marlins signed Nick Green as a free agent.
The Washington Nationals signed Jarrett Hoffpauir as a free agent.
The Texas Rangers signed Zach Jackson as a free agent.
The Washington Nationals signed Waldis Joaquín as a free agent.
The Pittsburgh Pirates signed Kris Johnson as a free agent.
The Kansas City Royals signed Devon Lowery as a free agent.
The Boston Red Sox signed Nick Punto as a free agent.
The Minnesota Twins signed P.J. Walters as a free agent.
The Baltimore Orioles signed Tsuyoshi Wada as a free agent.
The Houston Astros released Nick Stavinoha.
The Boston Red Sox traded Jed Lowrie and Kyle Weiland to the Houston Astros for Mark Melancon.
- December 15, 2011
The San Francisco Giants signed Joaquín Arias as a free agent.
The Washington Nationals signed Jeff Fulchino as a free agent.
The New York Mets signed Chuck James as a free agent.
The Minnesota Twins signed Steve Pearce as a free agent.
The St. Louis Cardinals signed J.C. Romero as a free agent.
The Cincinnati Reds signed Kanekoa Texeira as a free agent.
The Minnesota Twins signed Aaron Thompson as a free agent.
The Minnesota Twins signed J.R. Towles as a free agent.
The San Francisco Giants signed Eli Whiteside as a free agent.
The Philadelphia Phillies signed Dontrelle Willis as a free agent.
The Minnesota Twins signed Josh Willingham as a free agent.
- December 16, 2011
The New York Mets signed Mike Baxter as a free agent.
The Washington Nationals signed Andrés Blanco as a free agent.
The Colorado Rockies signed Michael Cuddyer as a free agent.
The Baltimore Orioles signed Jon Link as a free agent.
The Cleveland Indians signed José López as a free agent.
The Baltimore Orioles signed Antoan Richardson as a free agent.
The Texas Rangers signed Chris Robinson as a free agent.
The Cleveland Indians signed Ivan Castillo as an amateur free agent.
The Atlanta Braves released Dustin Richardson.
The Cleveland Indians traded Cory Burns to the San Diego Padres for Aaron Cunningham.
- December 17, 2011
The San Francisco Giants signed Guillermo Mota as a free agent.
The Cincinnati Reds traded Yonder Alonso, Brad Boxberger, Yasmani Grandal and Edinson Vólquez to the San Diego Padres for Mat Latos.
- December 18, 2011
The Colorado Rockies signed Wil Nieves as a free agent.
- December 19, 2011
The San Francisco Giants signed Brian Burres as a free agent.
The Washington Nationals signed Mike Cameron as a free agent.
The Los Angeles Dodgers signed John Grabow as a free agent.
The San Diego Padres signed Jeremy Hermida as a free agent.
The Arizona Diamondbacks signed Jason Kubel as a free agent.
The Toronto Blue Jays signed Yohan Pino as a free agent.
The Philadelphia Phillies signed Jimmy Rollins as a free agent.
- December 20, 2011
The Kansas City Royals signed Yuniesky Betancourt as a free agent.
The Colorado Rockies signed Casey Blake as a free agent.
The Baltimore Orioles signed Endy Chávez as a free agent.
The Pittsburgh Pirates signed Jeff Clement as a free agent.
The Texas Rangers signed Jon Edwards as a free agent.
The San Francisco Giants signed Eric Hacker as a free agent.
The Pittsburgh Pirates signed Ryota Igarashi as a free agent.
The Washington Nationals signed Xavier Paul as a free agent.
The Colorado Rockies signed Carlos Torres as a free agent.
The Washington Nationals signed Chad Tracy as a free agent.
- December 21, 2011
The Pittsburgh Pirates signed Anderson Hernández as a free agent.
The Milwaukee Brewers signed César Izturis as a free agent.
The Chicago Cubs signed Reed Johnson as a free agent.
The Texas Rangers signed Matt Kata as a free agent.
The Cleveland Indians signed Andy LaRoche as a free agent.
The Philadelphia Phillies signed Héctor Luna as a free agent.
The Kansas City Royals signed José Mijares as a free agent.
The Philadelphia Phillies signed Luis Montañez as a free agent.
The Milwaukee Brewers signed Juan Pérez as a free agent.
The St. Louis Cardinals signed R.J. Swindle as a free agent.
The St. Louis Cardinals signed Eugenio Vélez as a free agent.
The San Diego Padres traded Luis Martinez to the Texas Rangers for Ryan Kelly.
- December 22, 2011
The Florida Marlins signed Mike Cervenak as a free agent.
The Chicago Cubs signed Manny Corpas as a free agent.
The Washington Nationals signed Mark DeRosa as a free agent.
The New York Mets signed Rob Johnson as a free agent.
The Minnesota Twins signed Jason Marquis as a free agent.
- December 23, 2011
The St. Louis Cardinals signed Carlos Beltrán as a free agent.
The Los Angeles Angels of Anaheim signed Robinzon Díaz as a free agent.
The Cincinnati Reds signed Brian Esposito as a free agent.
The Los Angeles Angels of Anaheim signed Eric Hurley as a free agent.
The Los Angeles Angels of Anaheim signed Ryan Langerhans as a free agent.
The San Francisco Giants signed Luis Castillo as an amateur free agent.
The Oakland Athletics traded Robert Gilliam (minors) and Gio Gonzalez to the Washington Nationals for A.J. Cole, Tommy Milone, Derek Norris and Brad Peacock.
The Chicago Cubs traded Sean Marshall to the Cincinnati Reds for Dave Sappelt, Ronald Torreyes and Travis Wood.
The Cincinnati Reds selected Josh Judy off waivers from the Cleveland Indians.
- December 26, 2011
The Chicago Cubs signed Andy Sonnanstine as a free agent.
The New York Yankees signed Abiatal Avelino as an amateur free agent.
The New York Yankees signed Luis Severino as an amateur free agent.
- December 28, 2011
The New York Yankees signed Hideki Okajima as a free agent.
The Philadelphia Phillies signed Ricardo Pinto as an amateur free agent.
The Boston Red Sox traded Miles Head (minors), Raúl Alcántara and Josh Reddick to the Oakland Athletics for Andrew Bailey and Ryan Sweeney.
- December 29, 2011
The San Francisco Giants signed Boof Bonser as a free agent.
- December 30, 2011
The Toronto Blue Jays signed Aaron Laffey as a free agent.
The Seattle Mariners signed George Sherrill as a free agent.
- December 31, 2011
The Toronto Blue Jays signed Brian Bocock as a free agent.
The New York Yankees signed Andruw Jones as a free agent.
The Chicago White Sox traded Carlos Quentin to the San Diego Padres for Simón Castro and Pedro Hernández.
- January 1, 2012
The Chicago White Sox traded Jason Frasor to the Toronto Blue Jays for Myles Jaye and Daniel Webb.
- January 3, 2012
The Boston Red Sox signed Pedro Ciriaco as a free agent.
The San Diego Padres signed Brad Davis as a free agent.
The Minnesota Twins signed Casey Fien as a free agent.
The Baltimore Orioles signed Jeff Larish as a free agent.
The San Francisco Giants signed Scott Munter as a free agent.
The Texas Rangers signed Brad Nelson as a free agent.
The New York Mets signed Omar Quintanilla as a free agent.
The Boston Red Sox signed Carlos Silva as a free agent.
The Cleveland Indians signed Rob Tejeda as a free agent.
The Washington Nationals signed Rafael Bautista as an amateur free agent.
The Baltimore Orioles purchased Jai Miller from the Oakland Athletics.
The Texas Rangers purchased Brandon Snyder from the Baltimore Orioles.
- January 4, 2012
The Cincinnati Reds signed Andrew Brackman as a free agent.
The Oakland Athletics signed Fabio Castro as a free agent.
The Miami Marlins signed Rob Delaney as a free agent.
The Baltimore Orioles signed Willie Eyre as a free agent.
The Los Angeles Dodgers signed Josh Fields as a free agent.
The New York Yankees signed Cole Garner as a free agent.
The Miami Marlins signed Chad Gaudin as a free agent.
The Arizona Diamondbacks signed Mike Jacobs as a free agent.
The Seattle Mariners signed Luis Jiménez as a free agent.
The Pittsburgh Pirates signed Logan Kensing as a free agent.
The Chicago Cubs signed Joe Mather as a free agent.
The Detroit Tigers signed Eric Patterson as a free agent.
The Pittsburgh Pirates signed Jo-Jo Reyes as a free agent.
The Tampa Bay Rays signed Fernando Rodney as a free agent.
The Oakland Athletics signed Travis Schlichting as a free agent.
The New York Mets signed Jeff Stevens as a free agent.
The Oakland Athletics signed Merkin Valdez as a free agent.
The New York Yankees signed Dewayne Wise as a free agent.
- January 5, 2012
The New York Yankees signed Doug Bernier as a free agent.
The Oakland Athletics signed Coco Crisp as a free agent.
The Miami Marlins signed Greg Dobbs as a free agent.
The Milwaukee Brewers signed Víctor Gárate as a free agent.
The Cincinnati Reds signed John Holdzkom as a free agent.
The Los Angeles Dodgers signed Mike MacDougal as a free agent.
The Toronto Blue Jays signed Miguel Castro as an amateur free agent.
The Toronto Blue Jays signed José Fernández as an amateur free agent.
The Seattle Mariners signed Hisashi Iwakuma as a free agent.
The Chicago Cubs traded Carlos Zambrano and cash to the Miami Marlins for Chris Volstad.
The Colorado Rockies traded Greg Reynolds to the Texas Rangers for Chad Tracy (minors).
- January 6, 2012
The Los Angeles Angels of Anaheim signed Jorge Cantú as a free agent.
The Chicago Cubs signed Edgar Gonzalez as a free agent.
The Colorado Rockies signed Brendan Harris as a free agent.
The Los Angeles Angels of Anaheim signed LaTroy Hawkins as a free agent.
The Philadelphia Phillies signed Tug Hulett as a free agent.
The Cleveland Indians signed Argenis Reyes as a free agent.
The Toronto Blue Jays signed Jimmy Cordero as an amateur free agent.
The Chicago Cubs traded Kyung-Min Na (minors) and Andrew Cashner to the San Diego Padres for Zach Cates (minors) and Anthony Rizzo.
- January 9, 2012
The Washington Nationals signed Jimmy Barthmaier as a free agent.
The Baltimore Orioles signed Francis Beltrán as a free agent.
The Philadelphia Phillies signed Nate Bump as a free agent.
The Milwaukee Brewers signed Brooks Conrad as a free agent.
The Boston Red Sox signed Aaron Cook as a free agent.
The Chicago White Sox signed Héctor Giménez as a free agent.
The Toronto Blue Jays signed Darren Oliver as a free agent.
The Cleveland Indians signed Chris Seddon as a free agent.
The Baltimore Orioles signed Ross Wolf as a free agent.
- January 10, 2012
The New York Mets signed Miguel Batista as a free agent.
The Washington Nationals signed Austin Bibens-Dirkx as a free agent.
The Philadelphia Phillies signed Dave Bush as a free agent.
The New York Mets signed Fernando Cabrera as a free agent.
The Boston Red Sox signed Justin Germano as a free agent.
The Seattle Mariners signed Aaron Heilman as a free agent.
The St. Louis Cardinals signed Koyie Hill as a free agent.
The New York Mets signed Sean Kazmar Jr. as a free agent.
The Chicago Cubs signed Paul Maholm as a free agent.
The Milwaukee Brewers signed Seth McClung as a free agent.
The Boston Red Sox signed Jason Repko as a free agent.
The Detroit Tigers signed Niuman Romero as a free agent.
The Baltimore Orioles signed Wei-Yin Chen as an amateur free agent.
The Philadelphia Phillies released John Bowker.
- January 11, 2012
The Baltimore Orioles signed Winston Abreu as a free agent.
The New York Mets signed Scott Hairston as a free agent.
The Cleveland Indians signed Chin-lung Hu as a free agent.
The Los Angeles Angels of Anaheim signed Drew Macias as a free agent.
The Milwaukee Brewers signed Paul Phillips as a free agent.
The Pittsburgh Pirates signed Doug Slaten as a free agent.
The Seattle Mariners signed Munenori Kawasaki as a free agent.
The Boston Red Sox purchased Brad Emaus from the Colorado Rockies.
The Milwaukee Brewers selected Jeff Bianchi off waivers from the Chicago Cubs.
The Houston Astros selected Fernando Martínez off waivers from the New York Mets.
- January 12, 2012
The Cleveland Indians signed Chris Ray as a free agent.
The Tampa Bay Rays signed Luke Scott as a free agent.
- January 13, 2012
The Chicago Cubs signed Alfredo Amézaga as a free agent.
The New York Mets signed Ronny Cedeño as a free agent.
The Kansas City Royals signed Kevin Kouzmanoff as a free agent.
The Cincinnati Reds signed Ryan Madson as a free agent.
The Cincinnati Reds signed Ron Mahay as a free agent.
The Atlanta Braves signed Jack Wilson as a free agent.
The Chicago Cubs signed Kerry Wood as a free agent.
The Cincinnati Reds signed Clay Zavada as a free agent.
- January 16, 2012
The Cincinnati Reds signed Dioner Navarro as a free agent.
The Boston Red Sox signed Vicente Padilla as a free agent.
The Colorado Rockies traded Seth Smith to the Oakland Athletics for Guillermo Moscoso and Josh Outman.
- January 17, 2012
The Toronto Blue Jays signed Kelly Johnson as a free agent.
The Atlanta Braves signed Peter Moylan as a free agent.
The Philadelphia Phillies signed Joel Piñeiro as a free agent.
The Arizona Diamondbacks signed Joe Saunders as a free agent.
The Washington Nationals signed Jefry Rodríguez as an amateur free agent.
The Milwaukee Brewers purchased Nori Aoki from Yakult Swallows (Japan Central).
The Toronto Blue Jays released Mark Teahen.
- January 18, 2012
The Houston Astros signed Jack Cust as a free agent.
The Baltimore Orioles signed Armando Galarraga as a free agent.
The Chicago Cubs signed Jason Jaramillo as a free agent.
The Los Angeles Angels of Anaheim signed Ed Lucas as a free agent.
The Colorado Rockies signed Jamie Moyer as a free agent.
The Seattle Mariners signed Óliver Pérez as a free agent.
The San Francisco Giants signed Yusmeiro Petit as a free agent.
The Boston Red Sox signed Max St. Pierre as a free agent.
The Miami Marlins signed Gil Velazquez as a free agent.
The Baltimore Orioles signed Óscar Villarreal as a free agent.
The Minnesota Twins signed Joel Zumaya as a free agent.
The Texas Rangers purchased Yu Darvish from Nippon Ham Fighters (Japan Pacific).
- January 19, 2012
The Cleveland Indians signed Jeremy Accardo as a free agent.
The Philadelphia Phillies signed Brent Clevlen as a free agent.
The Tampa Bay Rays signed Jesús Feliciano as a free agent.
The Toronto Blue Jays signed Nelson Figueroa as a free agent.
The Cincinnati Reds signed Joel Guzmán as a free agent.
The Cleveland Indians signed Fred Lewis as a free agent.
The Chicago Cubs signed Rodrigo López as a free agent.
The Cleveland Indians signed Gregorio Petit as a free agent.
The Tampa Bay Rays signed Will Rhymes as a free agent.
The Tampa Bay Rays signed Rómulo Sánchez as a free agent.
The Toronto Blue Jays signed Chris Woodward as a free agent.
The Baltimore Orioles released Kyle Hudson.
- January 20, 2012
The Miami Marlins signed Chris Aguila as a free agent.
The Houston Astros signed Jordan Brown as a free agent.
The Los Angeles Dodgers signed Tim Corcoran as a free agent.
The Miami Marlins signed Gary Glover as a free agent.
The Texas Rangers signed Brad Hawpe as a free agent.
The Baltimore Orioles signed Dennys Reyes as a free agent.
The Chicago Cubs signed Bobby Scales as a free agent.
The Houston Astros signed Chris Snyder as a free agent.
The Cleveland Indians signed Ryan Spilborghs as a free agent.
The Miami Marlins signed Terry Tiffee as a free agent.
The New York Mets released Casey Fossum.
The Los Angeles Angels of Anaheim released Chris Pettit.
The Cleveland Indians traded Zach Putnam to the Colorado Rockies for Kevin Slowey and cash.
- January 21, 2012
The Milwaukee Brewers signed Vinnie Chulk as a free agent.
The Detroit Tigers signed Brad Eldred as a free agent.
The Baltimore Orioles signed Chris George as a free agent.
The Boston Red Sox released Charlie Haeger.
The Boston Red Sox traded Marco Scutaro to the Colorado Rockies for Clayton Mortensen.
- January 22, 2012
The Los Angeles Angels of Anaheim signed Paul McAnulty as a free agent.
- January 23, 2012
The Texas Rangers signed Sean Green as a free agent.
The Cincinnati Reds signed Willie Harris as a free agent.
The Texas Rangers signed Mitch Stetter as a free agent.
The Toronto Blue Jays signed Omar Vizquel as a free agent.
The Chicago White Sox signed Delwyn Young as a free agent.
The Detroit Tigers signed Warwick Saupold as an amateur free agent.
The New York Yankees traded Jesús Montero and Héctor Noesí to the Seattle Mariners for Vicente Campos and Michael Pineda.
The Arizona Diamondbacks selected Craig Tatum off waivers from the Houston Astros.
- January 24, 2012
The Tampa Bay Rays signed Bryan Augenstein as a free agent.
The Baltimore Orioles signed Wilson Betemit as a free agent.
The Oakland Athletics signed Bartolo Colón as a free agent.
The Miami Marlins signed Germán Durán as a free agent.
The Seattle Mariners signed Kevin Millwood as a free agent.
The Tampa Bay Rays signed Carlos Peña as a free agent.
- January 25, 2012
The Kansas City Royals signed Román Colón as a free agent.
The Atlanta Braves signed Eric Junge as a free agent.
The Miami Marlins signed Austin Kearns as a free agent.
The San Francisco Giants signed Todd Linden as a free agent.
The Chicago White Sox signed Scott Olsen as a free agent.
The Cincinnati Reds traded Jeremy Horst to the Philadelphia Phillies for Wilson Valdez.
- January 26, 2012
The Detroit Tigers signed Prince Fielder as a free agent.
The Cincinnati Reds signed Jeff Francis as a free agent.
The Oakland Athletics signed Jonny Gomes as a free agent.
The San Francisco Giants signed Clay Hensley as a free agent.
The New York Yankees signed Hiroki Kuroda as a free agent.
The Washington Nationals signed Brad Lidge as a free agent.
The Cleveland Indians signed Ryan Rohlinger as a free agent.
The Boston Red Sox signed Cody Ross as a free agent.
The Cleveland Indians signed Dan Wheeler as a free agent.
- January 27, 2012
The Pittsburgh Pirates signed Daniel Cabrera as a free agent.
The Houston Astros signed Zach Duke as a free agent.
The Minnesota Twins signed Luke French as a free agent.
The Tampa Bay Rays signed Jeff Keppinger as a free agent.
The Boston Red Sox signed John Maine as a free agent.
The Toronto Blue Jays signed Bill Murphy as a free agent.
The Toronto Blue Jays signed Kyle Phillips as a free agent.
The Philadelphia Phillies signed Juan Pierre as a free agent.
The Toronto Blue Jays signed Tim Redding as a free agent.
The Seattle Mariners signed Brian Sweeney as a free agent.
The San Francisco Giants signed Ryan Theriot as a free agent.
The New York Mets signed Matt Tuiasosopo as a free agent.
The Oakland Athletics signed Yairo Muñoz as an amateur free agent.
- January 28, 2012
The Texas Rangers signed Kyle Hudson as a free agent.
The New York Yankees signed Jorge Mateo as an amateur free agent.
- January 30, 2012
The Atlanta Braves signed Buddy Carlyle as a free agent.
The New York Yankees signed Manny Delcarmen as a free agent.
The Colorado Rockies signed Hernán Iribarren as a free agent.
The Chicago Cubs signed Trever Miller as a free agent.
The Baltimore Orioles signed Pat Neshek as a free agent.
The Milwaukee Brewers signed Corey Patterson as a free agent.
The Baltimore Orioles signed Ronny Paulino as a free agent.
The Chicago Cubs signed Matt Tolbert as a free agent.
Justin Ruggiano of the Tampa Bay Rays granted free agency.
- January 31, 2012
The Houston Astros signed Liván Hernández as a free agent.
The Los Angeles Dodgers signed Chris Pettit as a free agent.
The Philadelphia Phillies signed Chad Qualls as a free agent.
The Cleveland Indians purchased Russ Canzler from the Tampa Bay Rays.
- February 1, 2012
The Toronto Blue Jays signed Francisco Cordero as a free agent.
The Pittsburgh Pirates signed Juan Cruz as a free agent.
The Cleveland Indians signed José De La Torre as a free agent.
The Washington Nationals signed Chad Durbin as a free agent.
The Baltimore Orioles signed Casey Fossum as a free agent.
The Seattle Mariners signed Carlos Guillén as a free agent.
The Chicago White Sox signed Dan Johnson as a free agent.
The San Diego Padres signed Micah Owings as a free agent.
- February 2, 2012
The Boston Red Sox signed Mauro Gómez as a free agent.
The Houston Astros signed Mike Hessman as a free agent.
The Colorado Rockies signed Steve Holm as a free agent.
The Washington Nationals signed Edwin Jackson as a free agent.
The Chicago Cubs signed Ryan Rowland-Smith as a free agent.
The Minnesota Twins signed Chris Colabello as a free agent.
- February 3, 2012
The Washington Nationals signed Mitch Atkins as a free agent.
The Los Angeles Dodgers signed Todd Coffey as a free agent.
The Cleveland Indians signed Casey Kotchman as a free agent.
The Baltimore Orioles signed Stu Pomeranz as a free agent.
The Los Angeles Dodgers signed Andy Sisco as a free agent.
The Los Angeles Angels of Anaheim signed Greg Smith as a free agent.
The Pittsburgh Pirates signed Brian Tallet as a free agent.
The Baltimore Orioles released Rick van den Hurk.
- February 5, 2012
The Washington Nationals signed Rick Ankiel as a free agent.
The Colorado Rockies signed Jared Wells as a free agent.
- February 6, 2012
The Texas Rangers signed Joe Beimel as a free agent.
The Seattle Mariners signed Shawn Camp as a free agent.
The St. Louis Cardinals signed Alex Cora as a free agent.
The Detroit Tigers signed Brent Dlugach as a free agent.
The Texas Rangers signed Conor Jackson as a free agent.
The Seattle Mariners signed Hung-Chih Kuo as a free agent.
The Houston Astros signed Justin Ruggiano as a free agent.
The Washington Nationals signed Mark Teahen as a free agent.
The Baltimore Orioles traded Jeremy Guthrie to the Colorado Rockies for Jason Hammel and Matt Lindstrom.
The Chicago Cubs selected Adrian Cardenas off waivers from the Oakland Athletics.
- February 7, 2012
The Los Angeles Dodgers signed Jamey Wright as a free agent.
- February 8, 2012
The New York Yankees signed Russell Branyan as a free agent.
The New York Yankees signed Bill Hall as a free agent.
The Cincinnati Reds signed Ryan Ludwick as a free agent.
The San Diego Padres signed Jeff Suppan as a free agent.
- February 9, 2012
The Baltimore Orioles signed Nick Johnson as a free agent.
The Detroit Tigers signed Zack Segovia as a free agent.
The Minnesota Twins selected Darin Mastroianni off waivers from the Toronto Blue Jays.
- February 10, 2012
The Baltimore Orioles signed Luis Ayala as a free agent.
The Baltimore Orioles signed Greg Burke as a free agent.
The St. Louis Cardinals signed Scott Linebrink as a free agent.
- February 11, 2012
The Boston Red Sox signed Sean White as a free agent.
- February 13, 2012
The Oakland Athletics signed Yoenis Céspedes as an amateur free agent.
- February 14, 2012
The Chicago White Sox signed Kosuke Fukudome as a free agent.
The Tampa Bay Rays signed Jeff Salazar as a free agent.
Chris Gimenez of the Seattle Mariners granted free agency.
The Baltimore Orioles released Clay Rapada.
- February 15, 2012
The San Francisco Giants signed Ramón Ortiz as a free agent.
- February 16, 2012
The San Francisco Giants signed Travis Blackley as a free agent.
The Tampa Bay Rays signed Chris Gimenez as a free agent.
The Boston Red Sox signed Ross Ohlendorf as a free agent.
The Arizona Diamondbacks signed Luis Castillo as a free agent.
- February 17, 2012
The Toronto Blue Jays released Garrett Mock.
The New York Yankees released Hideki Okajima.
- February 18, 2012
The Kansas City Royals signed Aaron Guiel as a free agent.
The Boston Red Sox signed Josh Kroeger as a free agent.
The New York Yankees signed Clay Rapada as a free agent.
The Chicago Cubs signed Nate Robertson as a free agent.
- February 19, 2012
The Los Angeles Dodgers signed Brent Leach as a free agent.
The Cincinnati Reds signed Brett Tomko as a free agent.
Mike Cameron voluntarily retired from the Washington Nationals.
The New York Yankees traded A.J. Burnett and cash to the Pittsburgh Pirates for Exicardo Cayones (minors) and Diego Moreno.
- February 20, 2012
The Texas Rangers signed Neal Cotts as a free agent.
The Oakland Athletics signed Manny Ramirez as a free agent.
- February 21, 2012
The New York Yankees signed Eric Chavez as a free agent.
The Cleveland Indians signed Cristian Guzmán as a free agent.
The New York Yankees signed Raúl Ibañez as a free agent.
The Chicago Cubs traded a player to be named later and Chris Carpenter to the Boston Red Sox for a player to be named later. The Chicago Cubs sent Aaron Kurcz (minors) (March 15, 2012) to the Boston Red Sox to complete the trade. The Boston Red Sox sent Jair Bogaerts (minors) (March 29, 2012) to the Chicago Cubs to complete the trade.
- February 22, 2012
The New York Yankees signed David Aardsma as a free agent.
The Milwaukee Brewers signed Jay Gibbons as a free agent.
The Los Angeles Angels of Anaheim signed Jason Isringhausen as a free agent.
The Toronto Blue Jays signed Rick van den Hurk as a free agent.
- February 23, 2012
The Boston Red Sox signed Hunter Jones as a free agent.
The Colorado Rockies signed Royce Ring as a free agent.
The Los Angeles Dodgers selected Matt Angle off waivers from the Baltimore Orioles.
- February 25, 2012
The Los Angeles Dodgers signed Rick Bauer as a free agent.
- February 26, 2012
The Los Angeles Dodgers signed Brian Anderson as a free agent.
The Los Angeles Angels of Anaheim signed Juan Rincón as a free agent.
- February 28, 2012
The Baltimore Orioles signed Josh Banks as a free agent.
The Washington Nationals signed Mike Schultz as a free agent.
- February 29, 2012
The Boston Red Sox signed Billy Buckner as a free agent.
The Boston Red Sox signed Garrett Mock as a free agent.
The Arizona Diamondbacks released Kevin Mulvey.
- March 1, 2012
The Arizona Diamondbacks signed Randy Ruiz as a free agent.
- March 3, 2012
The Texas Rangers signed Jon Meloan as a free agent.
The San Diego Padres signed Dennis Tankersley as a free agent.
- March 4, 2012
The Baltimore Orioles signed Miguel González as a free agent.
The Toronto Blue Jays signed Fernando Hernández as a free agent.
The Baltimore Orioles released Dennys Reyes.
- March 6, 2012
The Kansas City Royals signed Terry Evans as a free agent.
Carlos Guillén voluntarily retired from the Seattle Mariners.
- March 8, 2012
The Toronto Blue Jays signed Rúben Gotay as a free agent.
The Arizona Diamondbacks signed Bo Schultz as a free agent.
- March 9, 2012
The Oakland Athletics released Landon Powell.
- March 11, 2012
The Chicago Cubs signed Gerardo Concepción as an amateur free agent.
- March 12, 2012
The Los Angeles Angels of Anaheim signed Eduardo Paredes as an amateur free agent.
The Detroit Tigers released David Pauley.
- March 13, 2012
The Tampa Bay Rays signed José Alvarado as an amateur free agent.
The Oakland Athletics selected Brandon Hicks off waivers from the Atlanta Braves.
- March 14, 2012
The Houston Astros signed Landon Powell as a free agent.
- March 15, 2012
The Baltimore Orioles signed Josh Barfield as a free agent.
- March 16, 2012
The New York Yankees signed Andy Pettitte as a free agent.
The Philadelphia Phillies released Dontrelle Willis.
The Chicago Cubs selected Frankie De La Cruz off waivers from the Milwaukee Brewers.
- March 17, 2012
The New York Mets signed Oswaldo Navarro as a free agent.
The Boston Red Sox released Carlos Silva.
- March 18, 2012
The Washington Nationals signed Xavier Nady as a free agent.
The Philadelphia Phillies released Ryan Feierabend.
- March 19, 2012
Jamie Hoffmann of the Colorado Rockies granted free agency.
The Seattle Mariners released Hung-Chih Kuo.
The Philadelphia Phillies released Joel Piñeiro.
- March 20, 2012
The Baltimore Orioles signed Dontrelle Willis as a free agent.
The Arizona Diamondbacks released Stephen Cardullo.
The Houston Astros traded Jason Bourgeois and Humberto Quintero to the Kansas City Royals for a player to be named later and Kevin Chapman. The Kansas City Royals sent D'Andre Toney (minors) (June 10, 2012) to the Houston Astros to complete the trade.
- March 21, 2012
The Seattle Mariners released Shawn Camp.
The Cleveland Indians selected Rick van den Hurk off waivers from the Toronto Blue Jays.
- March 23, 2012
The Los Angeles Angels of Anaheim signed David Pauley as a free agent.
The Boston Red Sox released Sean White.
The Chicago White Sox released Delwyn Young.
- March 24, 2012
Andy Sonnanstine of the Chicago Cubs granted free agency.
- March 25, 2012
The New York Mets signed Justin Hampson as a free agent.
The Chicago White Sox purchased Greg Golson from the Kansas City Royals.
The St. Louis Cardinals released Alex Cora.
The St. Louis Cardinals released Koyie Hill.
- March 26, 2012
The Chicago Cubs signed Shawn Camp as a free agent.
The New York Mets signed Chris Young as a free agent.
John Grabow of the Los Angeles Dodgers granted free agency.
The Texas Rangers released Joe Beimel.
The Texas Rangers released Conor Jackson.
The Chicago Cubs released Trever Miller.
The San Francisco Giants released Ramón Ortiz.
The Texas Rangers released Mitch Stetter.
The New York Mets released Tobi Stoner.
- March 27, 2012
The Arizona Diamondbacks signed Gabriel Moya as an amateur free agent.
The Baltimore Orioles released Tim Adleman.
The Colorado Rockies released Casey Blake.
The Minnesota Twins released Jason Bulger.
The Houston Astros released Jack Cust.
The Houston Astros released Zach Duke.
The Chicago Cubs released Jason Jaramillo.
The Minnesota Twins released Steve Pearce.
The Pittsburgh Pirates released Joshua Rodriguez.
- March 28, 2012
The New York Yankees signed Jack Cust as a free agent.
The Cleveland Indians released Cristian Guzmán.
The Cleveland Indians released Drew Rucinski.
The Houston Astros released Joe Thurston.
The Minnesota Twins released Joel Zumaya.
The New York Yankees selected Craig Tatum off waivers from the Arizona Diamondbacks.
- March 29, 2012
The Washington Nationals signed Zach Duke as a free agent.
The Milwaukee Brewers signed Jason Jaramillo as a free agent.
The New York Yankees signed Steve Pearce as a free agent.
The New York Mets signed Joshua Rodriguez as a free agent.
The Cleveland Indians purchased Jairo Asencio from the Atlanta Braves.
The Los Angeles Dodgers released Josh Bard.
The Houston Astros released Liván Hernández.
The Washington Nationals released Jason Michaels.
The Los Angeles Dodgers released Chris Pettit.
The Miami Marlins released Aaron Rowand.
The Boston Red Sox released Max St. Pierre.
The Los Angeles Dodgers released Cory Sullivan.
The Baltimore Orioles selected Zelous Wheeler off waivers from the Milwaukee Brewers.
- March 30, 2012
The Pittsburgh Pirates sent Ryota Igarashi to the Toronto Blue Jays as part of a conditional deal.
The Atlanta Braves signed Liván Hernández as a free agent.
Andrés Blanco of the Washington Nationals granted free agency.
The Los Angeles Dodgers released Matt Chico.
The Philadelphia Phillies released Brent Clevlen.
The San Francisco Giants released Mike Fontenot.
The Oakland Athletics released Édgar González.
The Texas Rangers released Brad Hawpe.
The Houston Astros released Lance Pendleton.
The Milwaukee Brewers released Mike Rivera.
The Texas Rangers released Chris Robinson.
The Miami Marlins released Terry Tiffee.
The Texas Rangers released Mason Tobin.
- March 31, 2012
The Texas Rangers sent Kyle Hudson to the Tampa Bay Rays as part of a conditional deal.
The Philadelphia Phillies signed Andrés Blanco as a free agent.
The Baltimore Orioles signed Jamie Hoffmann as a free agent.
The Chicago White Sox signed Conor Jackson as a free agent.
The Philadelphia Phillies signed Joe Thurston as a free agent.
The Los Angeles Dodgers released Brian Anderson.
The Baltimore Orioles released Josh Banks.
The Baltimore Orioles released Francis Beltrán.
The Houston Astros released Jordan Brown.
The Cincinnati Reds released Brian Esposito.
The Toronto Blue Jays released Nelson Figueroa.
The Colorado Rockies released Steve Holm.
The Baltimore Orioles released Jeff Larish.
The Texas Rangers released Jon Meloan.
The Chicago Cubs released Bobby Scales.
- April 1, 2012
The New York Yankees signed Jason Bulger as a free agent.
The New York Mets signed Bobby Scales as a free agent.
The Philadelphia Phillies signed Ranger Suárez as an amateur free agent.
The Milwaukee Brewers released Jay Gibbons.
The Seattle Mariners released Aaron Heilman.
The Cleveland Indians released Chin-lung Hu.
The Atlanta Braves traded J.J. Hoover to the Cincinnati Reds for Juan Francisco.
- April 2, 2012
The Colorado Rockies signed Édgar González as a free agent.
The Washington Nationals signed Jason Michaels as a free agent.
Chad Durbin of the Washington Nationals granted free agency.
The Cleveland Indians released Fred Lewis.
The San Diego Padres released Dennis Tankersley.
- April 3, 2012
The Atlanta Braves signed Chad Durbin as a free agent.
The Los Angeles Dodgers released Russ Mitchell.
The Colorado Rockies selected Adam Ottavino off waivers from the St. Louis Cardinals.
The Cincinnati Reds selected Alfredo Simón off waivers from the Baltimore Orioles.
- April 4, 2012
The Oakland Athletics sent Cedric Hunter to the St. Louis Cardinals as part of a conditional deal.
The Texas Rangers signed Aaron Heilman as a free agent.
The New York Yankees signed Ramón Ortiz as a free agent.
The Baltimore Orioles signed Chris Robinson as a free agent.
Bill Hall of the New York Yankees granted free agency.
The Cleveland Indians released Félix Pie.
The New York Yankees traded George Kontos to the San Francisco Giants for Chris Stewart.
The Milwaukee Brewers selected Josh Stinson off waivers from the New York Mets.
The Chicago Cubs selected Luis Valbuena off waivers from the Toronto Blue Jays.
- April 5, 2012
The Pittsburgh Pirates signed Pablo Reyes as an amateur free agent.
The New York Yankees selected Cody Eppley off waivers from the Texas Rangers.
The Tampa Bay Rays selected John Gaub off waivers from the Chicago Cubs.
- April 6, 2012
The Texas Rangers signed Brad Hawpe as a free agent.
The Chicago White Sox signed Kip Wells as a free agent.
Rick van den Hurk of the Cleveland Indians granted free agency.
The Baltimore Orioles released Armando Galarraga.
- April 7, 2012
The Colorado Rockies signed Brian Anderson as a free agent.
- April 8, 2012
The Pittsburgh Pirates sent Brian Tallet to the San Diego Padres as part of a conditional deal.
The Boston Red Sox released Brad Emaus.
The Los Angeles Dodgers released Carlos Monasterios.
The Houston Astros selected Justin Maxwell off waivers from the New York Yankees.
- April 9, 2012
The Pittsburgh Pirates signed Rick van den Hurk as a free agent.
The Cincinnati Reds released Clay Zavada.
- April 11, 2012
The Baltimore Orioles signed Joel Piñeiro as a free agent.
The Milwaukee Brewers signed Mitch Stetter as a free agent.
- April 12, 2012
The Baltimore Orioles released John Hester.
- April 13, 2012
The Philadelphia Phillies signed Mike Fontenot as a free agent.
- April 14, 2012
The Minnesota Twins selected Clete Thomas off waivers from the Detroit Tigers.
- April 15, 2012
The Colorado Rockies released Brian Anderson.
- April 16, 2012
The Tampa Bay Rays purchased Matt Buschmann from the Washington Nationals.
The Baltimore Orioles released Casey Fossum.
The Chicago White Sox released Kip Wells.
- April 17, 2012
The Cleveland Indians signed Johnny Damon as a free agent.
The New York Yankees signed Nelson Figueroa as a free agent.
The Baltimore Orioles selected Luis Exposito off waivers from the Boston Red Sox.
- April 18, 2012
The Arizona Diamondbacks signed Brent Clevlen as a free agent.
The Tampa Bay Rays signed Lance Pendleton as a free agent.
The Baltimore Orioles released Winston Abreu.
The Arizona Diamondbacks released Daniel Stange.
- April 19, 2012
The Tampa Bay Rays selected Brandon Allen off waivers from the Oakland Athletics.
- April 20, 2012
The Seattle Mariners signed Chris Pettit as a free agent.
The Boston Red Sox signed Mike Rivera as a free agent.
The Detroit Tigers purchased Zach Miner from the Kansas City Royals.
The Oakland Athletics selected Rich Thompson off waivers from the Los Angeles Angels of Anaheim.
- April 21, 2012
The Baltimore Orioles traded Josh Bell to the Arizona Diamondbacks for a player to be named later. The Arizona Diamondbacks sent Mike Belfiore (May 12, 2012) to the Baltimore Orioles to complete the trade.
The Boston Red Sox traded a player to be named later and Michael Bowden to the Chicago Cubs for Marlon Byrd and cash. The Boston Red Sox sent Hunter Cervenka (May 15, 2012) to the Chicago Cubs to complete the trade.
- April 22, 2012
The Los Angeles Angels of Anaheim signed John Hester as a free agent.
The Baltimore Orioles released Ross Wolf.
The Oakland Athletics selected Luke Hughes off waivers from the Minnesota Twins.
- April 23, 2012
The Texas Rangers released Justin Miller.
The Philadelphia Phillies released Joe Thurston.
- April 24, 2012
The Baltimore Orioles released Chris George.
- April 25, 2012
The New York Mets signed Brad Emaus as a free agent.
The Baltimore Orioles signed Bill Hall as a free agent.
The Cincinnati Reds signed Koyie Hill as a free agent.
The New York Mets signed Fred Lewis as a free agent.
The Minnesota Twins signed Joe Thurston as a free agent.
- April 26, 2012
The Detroit Tigers released Brandon Inge.
- April 27, 2012
The Texas Rangers signed Justin Miller as a free agent.
The Miami Marlins signed Russ Mitchell as a free agent.
The Texas Rangers signed Ross Wolf as a free agent.
The Los Angeles Angels of Anaheim released Bobby Abreu.
- April 28, 2012
The New York Yankees signed Adonis García as an amateur free agent.
The Baltimore Orioles released Josh Barfield.
- April 29, 2012
The Chicago Cubs released Edgar Gonzalez.
- April 30, 2012
The Oakland Athletics signed Brandon Inge as a free agent.
The Boston Red Sox signed Jeff Larish as a free agent.
The Tampa Bay Rays signed Hideki Matsui as a free agent.
Jorge Cantú of the Los Angeles Angels of Anaheim granted free agency.
- May 1, 2012
The Milwaukee Brewers signed Jordan Brown as a free agent.
- May 2, 2012
The Boston Red Sox signed Mark Prior as a free agent.
The Cincinnati Reds signed Michael Wuertz as a free agent.
The San Diego Padres purchased Tommy Layne from the Arizona Diamondbacks.
- May 3, 2012
The Detroit Tigers signed Jeff Frazier as a free agent.
The Miami Marlins signed Steve Holm as a free agent.
The Los Angeles Angels of Anaheim traded Alexi Amarista and Donn Roach to the San Diego Padres for Ernesto Frieri.
- May 4, 2012
The Los Angeles Dodgers signed Bobby Abreu as a free agent.
The Texas Rangers purchased Ryan Spilborghs from the Cleveland Indians.
The Milwaukee Brewers released Zach Braddock.
The Philadelphia Phillies released Luis Montañez.
The Los Angeles Dodgers released Lance Zawadzki.
The Minnesota Twins selected Erik Komatsu off waivers from the St. Louis Cardinals.
- May 6, 2012
The San Diego Padres signed Anthony Reyes as a free agent.
The Arizona Diamondbacks released Tommy Manzella.
- May 7, 2012
The San Francisco Giants released Tyler Graham.
The Los Angeles Dodgers released Brent Leach.
- May 8, 2012
The Washington Nationals signed Mike Gonzalez as a free agent.
The Milwaukee Brewers signed Tommy Manzella as a free agent.
The Baltimore Orioles signed Miguel Tejada as a free agent.
The San Diego Padres signed Kip Wells as a free agent.
- May 9, 2012
The San Diego Padres signed Daniel Stange as a free agent.
The Los Angeles Angels of Anaheim signed Sean White as a free agent.
- May 10, 2012
The Toronto Blue Jays signed Vladimir Guerrero as a free agent.
The Boston Red Sox released John Maine.
- May 11, 2012
The Los Angeles Dodgers signed Aaron Miles as a free agent.
The Atlanta Braves signed Félix Pie as a free agent.
The Los Angeles Dodgers released Mike MacDougal.
The Cincinnati Reds released Ron Mahay.
- May 12, 2012
The Kansas City Royals signed Doug Davis as a free agent.
The Chicago Cubs signed Brian Esposito as a free agent.
The Pittsburgh Pirates purchased Jeff Larish from the Boston Red Sox.
The Boston Red Sox purchased Scott Podsednik from the Philadelphia Phillies.
The New York Yankees selected Justin Thomas off waivers from the Boston Red Sox.
- May 13, 2012
The Colorado Rockies signed Tyler Johnson as a free agent.
- May 14, 2012
The Tampa Bay Rays signed Ryan Garko as a free agent.
The Arizona Diamondbacks signed Tyler Graham as a free agent.
The St. Louis Cardinals released J.C. Romero.
- May 15, 2012
The Chicago Cubs signed Mike MacDougal as a free agent.
The Minnesota Twins released Aaron Bates.
The St. Louis Cardinals released R.J. Swindle.
The Minnesota Twins released Joe Thurston.
The Oakland Athletics selected Travis Blackley off waivers from the San Francisco Giants.
- May 16, 2012
The Milwaukee Brewers signed Claudio Vargas as a free agent.
The St. Louis Cardinals signed Clay Zavada as a free agent.
The Houston Astros released Henry Sosa.
The Cleveland Indians released Rob Tejeda.
The Philadelphia Phillies traded Rich Thompson to the Tampa Bay Rays for Kyle Hudson.
- May 17, 2012
The Baltimore Orioles signed Lew Ford as a free agent.
The St. Louis Cardinals purchased Jamie Romak from the Kansas City Royals.
The San Diego Padres released Orlando Hudson.
The San Diego Padres released Brian Tallet.
The New York Yankees selected Matt Antonelli off waivers from the Baltimore Orioles.
The San Diego Padres selected Eric Stults off waivers from the Chicago White Sox.
- May 18, 2012
The San Francisco Giants signed Brad Penny as a free agent.
- May 19, 2012
Kerry Wood voluntarily retired from the Chicago Cubs.
The Chicago Cubs purchased Koyie Hill from the Cincinnati Reds.
- May 20, 2012
The Baltimore Orioles signed Josh Barfield as a free agent.
The Pittsburgh Pirates purchased Drew Sutton from the Atlanta Braves.
- May 21, 2012
The Houston Astros signed Armando Galarraga as a free agent.
The St. Louis Cardinals signed Luis Montañez as a free agent.
The Atlanta Braves signed Lance Zawadzki as a free agent.
The Atlanta Braves signed Ian Thomas as a free agent.
The Tampa Bay Rays purchased Drew Sutton from the Pittsburgh Pirates.
The New York Mets released Bobby Scales.
- May 22, 2012
The Los Angeles Angels of Anaheim signed Cory Aldridge as a free agent.
The St. Louis Cardinals signed Aaron Bates as a free agent.
The Chicago White Sox signed Orlando Hudson as a free agent.
The Los Angeles Dodgers released Shane Lindsay.
- May 23, 2012
The Baltimore Orioles signed J.C. Romero as a free agent.
The Houston Astros released Diory Hernández.
The Milwaukee Brewers selected Cody Ransom off waivers from the Arizona Diamondbacks.
- May 24, 2012
The Cincinnati Reds signed Joey Gathright as a free agent.
The Toronto Blue Jays purchased Paul Phillips from the Milwaukee Brewers.
The Texas Rangers selected John Gaub off waivers from the Tampa Bay Rays.
- May 25, 2012
The Chicago Cubs signed Diory Hernández as a free agent.
The New York Yankees signed John Maine as a free agent.
The New York Mets released D.J. Carrasco.
- May 26, 2012
The Houston Astros traded Justin Ruggiano to the Miami Marlins for Jobduan Morales (minors).
- May 27, 2012
The Houston Astros signed Brian Bass as a free agent.
- May 28, 2012
The San Diego Padres signed Mike Broadway as a free agent.
Jason Marquis of the Minnesota Twins granted free agency.
The Miami Marlins released Russ Mitchell.
The San Diego Padres selected Neil Wagner off waivers from the Oakland Athletics.
- May 29, 2012
The Minnesota Twins returned Erik Komatsu (earlier draft pick) to the Washington Nationals.
The Chicago Cubs signed Shane Lindsay as a free agent.
The San Diego Padres signed Jason Marquis as a free agent.
The Texas Rangers signed Roy Oswalt as a free agent.
Phil Dumatrait voluntarily retired from the Minnesota Twins.
The Arizona Diamondbacks released Jason Lane.
The Chicago Cubs released Nate Robertson.
The New York Yankees selected Ryota Igarashi off waivers from the Toronto Blue Jays.
- May 30, 2012
The Washington Nationals signed Phillips Valdéz as a free agent.
- May 31, 2012
The Pittsburgh Pirates released Nate McLouth.
- June 1, 2012
The San Diego Padres signed Jorge Padilla as a free agent.
Juan Rincón of the Los Angeles Angels of Anaheim granted free agency.
The Texas Rangers released Sean Green.
The Minnesota Twins released Daryl Thompson.
The Chicago Cubs selected Jairo Asencio off waivers from the Cleveland Indians.
- June 2, 2012
Ross Ohlendorf of the Boston Red Sox granted free agency.
The Baltimore Orioles purchased Steve Pearce from the New York Yankees.
The Oakland Athletics released Jeff Fiorentino.
The Toronto Blue Jays selected Chris Schwinden off waivers from the New York Mets.
- June 4, 2012
The Chicago Cubs signed Hung-Chih Kuo as a free agent.
The San Diego Padres signed Ross Ohlendorf as a free agent.
Jason Pridie of the Oakland Athletics granted free agency.
The Cincinnati Reds released Jeff Francis.
The Colorado Rockies released Jamie Moyer.
The Houston Astros drafted Carlos Correa in the 1st round (1st pick) of the 2012 amateur draft. Player signed June 7, 2012.
The Minnesota Twins drafted Byron Buxton in the 1st round (2nd pick) of the 2012 amateur draft. Player signed June 13, 2012.
The Seattle Mariners drafted Mike Zunino in the 1st round (3rd pick) of the 2012 amateur draft. Player signed July 2, 2012.
The Baltimore Orioles drafted Kevin Gausman in the 1st round (4th pick) of the 2012 amateur draft. Player signed July 13, 2012.
The Kansas City Royals drafted Kyle Zimmer in the 1st round (5th pick) of the 2012 amateur draft. Player signed June 7, 2012.
The Chicago Cubs drafted Albert Almora in the 1st round (6th pick) of the 2012 amateur draft. Player signed July 10, 2012.
The San Diego Padres drafted Max Fried in the 1st round (7th pick) of the 2012 amateur draft. Player signed June 15, 2012.
The Pittsburgh Pirates drafted Mark Appel in the 1st round (8th pick) of the 2012 amateur draft, but was not signed.
The Miami Marlins drafted Andrew Heaney in the 1st round (9th pick) of the 2012 amateur draft. Player signed July 13, 2012.
The Colorado Rockies drafted David Dahl in the 1st round (10th pick) of the 2012 amateur draft. Player signed June 12, 2012.
The Oakland Athletics drafted Addison Russell in the 1st round (11th pick) of the 2012 amateur draft. Player signed June 15, 2012.
The New York Mets drafted Gavin Cecchini in the 1st round (12th pick) of the 2012 amateur draft. Player signed June 8, 2012.
The Cleveland Indians drafted Tyler Naquin in the 1st round (15th pick) of the 2012 amateur draft. Player signed June 15, 2012.
The Washington Nationals drafted Lucas Giolito in the 1st round (16th pick) of the 2012 amateur draft. Player signed July 13, 2012.
The Los Angeles Dodgers drafted Corey Seager in the 1st round (18th pick) of the 2012 amateur draft. Player signed June 30, 2012.
The St. Louis Cardinals drafted Michael Wacha in the 1st round (19th pick) of the 2012 amateur draft. Player signed June 14, 2012.
The San Francisco Giants drafted Chris Stratton in the 1st round (20th pick) of the 2012 amateur draft. Player signed June 12, 2012.
The Atlanta Braves drafted Lucas Sims in the 1st round (21st pick) of the 2012 amateur draft. Player signed June 7, 2012.
The Toronto Blue Jays drafted Marcus Stroman in the 1st round (22nd pick) of the 2012 amateur draft. Player signed July 3, 2012.
The Boston Red Sox drafted Deven Marrero in the 1st round (24th pick) of the 2012 amateur draft. Player signed June 20, 2012.
The Tampa Bay Rays drafted Richie Shaffer in the 1st round (25th pick) of the 2012 amateur draft. Player signed July 13, 2012.
The Texas Rangers drafted Lewis Brinson in the 1st round (29th pick) of the 2012 amateur draft. Player signed June 12, 2012.
The Boston Red Sox drafted Brian Johnson in the 1st round (31st pick) of the 2012 amateur draft. Player signed June 28, 2012.
The Minnesota Twins drafted José Berríos in the 1st round (32nd pick) of the 2012 amateur draft. Player signed June 15, 2012.
The San Diego Padres drafted Zach Eflin in the 1st round (33rd pick) of the 2012 amateur draft. Player signed June 18, 2012.
The Oakland Athletics drafted Daniel Robertson in the 1st round (34th pick) of the 2012 amateur draft. Player signed June 19, 2012.
The New York Mets drafted Kevin Plawecki in the 1st round (35th pick) of the 2012 amateur draft. Player signed June 12, 2012.
The St. Louis Cardinals drafted Stephen Piscotty in the 1st round (36th pick) of the 2012 amateur draft. Player signed June 16, 2012.
The Boston Red Sox drafted Pat Light in the 1st round (37th pick) of the 2012 amateur draft. Player signed June 13, 2012.
The Milwaukee Brewers drafted Mitch Haniger in the 1st round (38th pick) of the 2012 amateur draft. Player signed June 15, 2012.
The Texas Rangers drafted Joey Gallo in the 1st round (39th pick) of the 2012 amateur draft. Player signed June 12, 2012.
The Houston Astros drafted Lance McCullers Jr. in the 1st round (41st pick) of the 2012 amateur draft. Player signed June 18, 2012.
The Minnesota Twins drafted Luke Bard in the 1st round (42nd pick) of the 2012 amateur draft. Player signed June 20, 2012.
The Chicago Cubs drafted Pierce Johnson in the 1st round (43rd pick) of the 2012 amateur draft. Player signed June 19, 2012.
The San Diego Padres drafted Travis Jankowski in the 1st round (44th pick) of the 2012 amateur draft. Player signed June 26, 2012.
The Colorado Rockies drafted Eddie Butler in the 1st round (46th pick) of the 2012 amateur draft. Player signed June 12, 2012.
The Oakland Athletics drafted Matt Olson in the 1st round (47th pick) of the 2012 amateur draft. Player signed June 19, 2012.
The Cincinnati Reds drafted Jesse Winker in the 1st round (49th pick) of the 2012 amateur draft. Player signed June 7, 2012.
The Los Angeles Dodgers drafted Jesmuel Valentín in the 1st round (51st pick) of the 2012 amateur draft. Player signed June 9, 2012.
The St. Louis Cardinals drafted Patrick Wisdom in the 1st round (52nd pick) of the 2012 amateur draft. Player signed June 11, 2012.
The Texas Rangers drafted Collin Wiles in the 1st round (53rd pick) of the 2012 amateur draft. Player signed June 11, 2012.
The Chicago Cubs drafted Paul Blackburn in the 1st round (56th pick) of the 2012 amateur draft. Player signed June 15, 2012.
The Baltimore Orioles drafted Branden Kline in the 2nd round of the 2012 amateur draft. Player signed July 9, 2012.
- June 5, 2012
The Baltimore Orioles signed Nate McLouth as a free agent.
Sean Henn of the Seattle Mariners granted free agency.
The Atlanta Braves purchased Rúben Gotay from the Toronto Blue Jays.
The Philadelphia Phillies released Dave Bush.
The Chicago White Sox drafted Chris Beck in the 2nd round of the 2012 amateur draft. Player signed June 11, 2012.
The Boston Red Sox drafted Jamie Callahan in the 2nd round of the 2012 amateur draft. Player signed June 14, 2012.
The Minnesota Twins drafted JT Chargois in the 2nd round of the 2012 amateur draft. Player signed June 15, 2012.
The Philadelphia Phillies drafted Dylan Cozens in the 2nd round of the 2012 amateur draft. Player signed June 7, 2012.
The Toronto Blue Jays drafted Chase De Jong in the 2nd round of the 2012 amateur draft. Player signed July 1, 2012.
The Houston Astros drafted Nolan Fontana in the 2nd round of the 2012 amateur draft. Player signed June 26, 2012.
The St. Louis Cardinals drafted Carson Kelly in the 2nd round of the 2012 amateur draft. Player signed June 15, 2012.
The Pittsburgh Pirates drafted Wyatt Mathisen in the 2nd round of the 2012 amateur draft. Player signed June 11, 2012.
The Oakland Athletics drafted Bruce Maxwell in the 2nd round of the 2012 amateur draft. Player signed June 9, 2012.
The New York Yankees drafted Peter O'Brien in the 2nd round of the 2012 amateur draft. Player signed June 23, 2012.
The Washington Nationals drafted Tony Renda in the 2nd round of the 2012 amateur draft. Player signed June 12, 2012.
The New York Mets drafted Matt Reynolds in the 2nd round of the 2012 amateur draft. Player signed June 23, 2012.
The Los Angeles Dodgers drafted Paco Rodríguez in the 2nd round of the 2012 amateur draft. Player signed July 5, 2012.
The Kansas City Royals drafted Sam Selman in the 2nd round of the 2012 amateur draft. Player signed June 14, 2012.
The Milwaukee Brewers drafted Tyrone Taylor in the 2nd round of the 2012 amateur draft. Player signed June 15, 2012.
The Detroit Tigers drafted Jake Thompson in the 2nd round of the 2012 amateur draft.
The Chicago Cubs drafted Duane Underwood Jr. in the 2nd round of the 2012 amateur draft. Player signed July 12, 2012.
The Texas Rangers drafted Nick Williams in the 2nd round of the 2012 amateur draft. Player signed June 12, 2012.
The Atlanta Braves drafted Alex Wood in the 2nd round of the 2012 amateur draft. Player signed June 9, 2012.
The Toronto Blue Jays drafted Anthony Alford in the 3rd round of the 2012 amateur draft. Player signed June 14, 2012.
The Los Angeles Angels of Anaheim drafted R.J. Alvarez in the 3rd round of the 2012 amateur draft. Player signed June 8, 2012.
The Arizona Diamondbacks drafted Jake Barrett in the 3rd round of the 2012 amateur draft. Player signed June 7, 2012.
The St. Louis Cardinals drafted Tim Cooney in the 3rd round of the 2012 amateur draft. Player signed June 13, 2012.
The Seattle Mariners drafted Edwin Díaz in the 3rd round of the 2012 amateur draft. Player signed June 14, 2012.
The Los Angeles Dodgers drafted Onelki García in the 3rd round of the 2012 amateur draft. Player signed June 19, 2012.
The Philadelphia Phillies drafted Zach Green in the 3rd round of the 2012 amateur draft. Player signed June 21, 2012.
The New York Mets drafted Matt Koch in the 3rd round of the 2012 amateur draft. Player signed June 9, 2012.
The Boston Red Sox drafted Austin Maddox in the 3rd round of the 2012 amateur draft. Player signed June 26, 2012.
The Colorado Rockies drafted Tom Murphy in the 3rd round of the 2012 amateur draft. Player signed June 14, 2012.
The Houston Astros drafted Brady Rodgers in the 3rd round of the 2012 amateur draft. Player signed June 6, 2012.
The Tampa Bay Rays drafted Andrew Toles in the 3rd round of the 2012 amateur draft. Player signed June 20, 2012.
The San Francisco Giants drafted Mac Williamson in the 3rd round of the 2012 amateur draft. Player signed July 11, 2012.
The Texas Rangers drafted Alec Asher in the 4th round of the 2012 amateur draft. Player signed June 5, 2012.
The Chicago White Sox drafted Brandon Brennan in the 4th round of the 2012 amateur draft. Player signed June 11, 2012.
The Boston Red Sox drafted Ty Buttrey in the 4th round of the 2012 amateur draft. Player signed June 15, 2012.
The Miami Marlins drafted Austin Dean in the 4th round of the 2012 amateur draft. Player signed June 9, 2012.
The Seattle Mariners drafted Patrick Kivlehan in the 4th round of the 2012 amateur draft. Player signed June 9, 2012.
The San Diego Padres drafted Walker Lockett in the 4th round of the 2012 amateur draft. Player signed June 29, 2012.
The St. Louis Cardinals drafted Alex Mejia in the 4th round of the 2012 amateur draft. Player signed July 5, 2012.
The Cincinnati Reds drafted Jon Moscot in the 4th round of the 2012 amateur draft. Player signed June 11, 2012.
The San Francisco Giants drafted Steven Okert in the 4th round of the 2012 amateur draft. Player signed June 21, 2012.
The Houston Astros drafted Rio Ruiz in the 4th round of the 2012 amateur draft. Player signed June 25, 2012.
The Detroit Tigers drafted Drew VerHagen in the 4th round of the 2012 amateur draft. Player signed June 19, 2012.
The Milwaukee Brewers drafted Tyler Wagner in the 4th round of the 2012 amateur draft. Player signed June 15, 2012.
The Baltimore Orioles drafted Christian Walker in the 4th round of the 2012 amateur draft. Player signed July 6, 2012.
The San Francisco Giants drafted Ty Blach in the 5th round of the 2012 amateur draft. Player signed June 20, 2012.
The Minnesota Twins drafted Tyler Duffey in the 5th round of the 2012 amateur draft. Player signed June 12, 2012.
The Washington Nationals drafted Spencer Kieboom in the 5th round of the 2012 amateur draft. Player signed June 10, 2012.
The Milwaukee Brewers drafted Damien Magnifico in the 5th round of the 2012 amateur draft. Player signed July 5, 2012.
The Oakland Athletics drafted Max Muncy in the 5th round of the 2012 amateur draft. Player signed June 18, 2012.
The Miami Marlins drafted Austin Nola in the 5th round of the 2012 amateur draft. Player signed June 12, 2012.
The New York Yankees drafted Rob Refsnyder in the 5th round of the 2012 amateur draft. Player signed July 6, 2012.
The Pittsburgh Pirates drafted Adrian Sampson in the 5th round of the 2012 amateur draft. Player signed June 18, 2012.
The San Diego Padres drafted Mallex Smith in the 5th round of the 2012 amateur draft. Player signed June 9, 2012.
The Los Angeles Dodgers drafted Ross Stripling in the 5th round of the 2012 amateur draft. Player signed June 7, 2012.
The Seattle Mariners drafted Chris Taylor in the 5th round of the 2012 amateur draft. Player signed June 12, 2012.
The Baltimore Orioles drafted Colin Poche in the 5th round of the 2012 amateur draft, but was not signed.
The Colorado Rockies drafted Matt Carasiti in the 6th round of the 2012 amateur draft. Player signed June 13, 2012.
The New York Yankees drafted Nick Goody in the 6th round of the 2012 amateur draft. Player signed June 14, 2012.
The Boston Red Sox drafted Justin Haley in the 6th round of the 2012 amateur draft. Player signed June 19, 2012.
The Cincinnati Reds drafted Joe Hudson in the 6th round of the 2012 amateur draft. Player signed June 11, 2012.
The Arizona Diamondbacks drafted Jake Lamb in the 6th round of the 2012 amateur draft. Player signed June 10, 2012.
The Seattle Mariners drafted Tim Lopes in the 6th round of the 2012 amateur draft. Player signed June 12, 2012.
The Philadelphia Phillies drafted Cameron Perkins in the 6th round of the 2012 amateur draft. Player signed June 13, 2012.
The Houston Astros drafted Brett Phillips in the 6th round of the 2012 amateur draft. Player signed June 11, 2012.
The Los Angeles Angels of Anaheim drafted Eric Stamets in the 6th round of the 2012 amateur draft. Player signed June 8, 2012.
The Cleveland Indians drafted Joey Wendle in the 6th round of the 2012 amateur draft. Player signed June 6, 2012.
The St. Louis Cardinals drafted Kyle Barraclough in the 7th round of the 2012 amateur draft. Player signed June 13, 2012.
The Philadelphia Phillies drafted Hoby Milner in the 7th round of the 2012 amateur draft. Player signed June 7, 2012.
The New York Mets drafted Corey Oswalt in the 7th round of the 2012 amateur draft. Player signed June 13, 2012.
The Toronto Blue Jays drafted Ian Parmley in the 7th round of the 2012 amateur draft. Player signed June 10, 2012.
The Pittsburgh Pirates drafted Jacob Stallings in the 7th round of the 2012 amateur draft. Player signed June 12, 2012.
The Houston Astros drafted Preston Tucker in the 7th round of the 2012 amateur draft. Player signed July 17, 2012.
The Arizona Diamondbacks drafted Andrew Velazquez in the 7th round of the 2012 amateur draft. Player signed June 10, 2012.
The Los Angeles Angels of Anaheim drafted Austin Adams in the 8th round of the 2012 amateur draft. Player signed June 12, 2012.
The Houston Astros drafted Tyler Heineman in the 8th round of the 2012 amateur draft. Player signed June 22, 2012.
The Tampa Bay Rays drafted Luke Maile in the 8th round of the 2012 amateur draft. Player signed June 8, 2012.
The Cincinnati Reds drafted Seth Mejias-Brean in the 8th round of the 2012 amateur draft. Player signed July 2, 2012.
The New York Mets drafted Tomás Nido in the 8th round of the 2012 amateur draft. Player signed June 13, 2012.
The Miami Marlins drafted Drew Steckenrider in the 8th round of the 2012 amateur draft. Player signed June 7, 2012.
The Oakland Athletics drafted Dakota Bacus in the 9th round of the 2012 amateur draft. Player signed June 18, 2012.
The Chicago White Sox drafted Micah Johnson in the 9th round of the 2012 amateur draft. Player signed June 8, 2012.
The Boston Red Sox drafted Mike Miller in the 9th round of the 2012 amateur draft. Player signed June 6, 2012.
The Tampa Bay Rays drafted Joey Rickard in the 9th round of the 2012 amateur draft. Player signed July 3, 2012.
The Los Angeles Angels of Anaheim drafted Michael Roth in the 9th round of the 2012 amateur draft. Player signed July 2, 2012.
The Kansas City Royals drafted Daniel Stumpf in the 9th round of the 2012 amateur draft. Player signed June 7, 2012.
The St. Louis Cardinals drafted Rowan Wick in the 9th round of the 2012 amateur draft. Player signed June 9, 2012.
The Miami Marlins drafted Nick Wittgren in the 9th round of the 2012 amateur draft. Player signed June 8, 2012.
The Milwaukee Brewers drafted Anthony Banda in the 10th round of the 2012 amateur draft. Player signed June 15, 2012.
The San Francisco Giants drafted Trevor Brown in the 10th round of the 2012 amateur draft. Player signed June 28, 2012.
The Los Angeles Angels of Anaheim drafted Chris O'Grady in the 10th round of the 2012 amateur draft. Player signed July 1, 2012.
The New York Mets drafted Paul Sewald in the 10th round of the 2012 amateur draft. Player signed June 15, 2012.
The St. Louis Cardinals drafted Jacob Wilson in the 10th round of the 2012 amateur draft. Player signed June 13, 2012.
The New York Yankees drafted Caleb Frare in the 11th round of the 2012 amateur draft. Player signed June 11, 2012.
The Minnesota Twins drafted Taylor Rogers in the 11th round of the 2012 amateur draft. Player signed June 8, 2012.
The Texas Rangers drafted Keone Kela in the 12th round of the 2012 amateur draft. Player signed June 6, 2012.
The New York Mets drafted Rob Whalen in the 12th round of the 2012 amateur draft. Player signed June 15, 2012.
The New York Mets drafted Matt Bowman in the 13th round of the 2012 amateur draft. Player signed June 9, 2012.
The Tampa Bay Rays drafted Dylan Floro in the 13th round of the 2012 amateur draft. Player signed June 11, 2012.
The Los Angeles Angels of Anaheim drafted Mike Morin in the 13th round of the 2012 amateur draft. Player signed June 16, 2012.
The New York Yankees drafted James Pazos in the 13th round of the 2012 amateur draft. Player signed June 11, 2012.
The Los Angeles Dodgers drafted Darnell Sweeney in the 13th round of the 2012 amateur draft. Player signed June 7, 2012.
The Detroit Tigers drafted Devon Travis in the 13th round of the 2012 amateur draft. Player signed July 3, 2012.
The Boston Red Sox drafted J.B. Wendelken in the 13th round of the 2012 amateur draft. Player signed June 19, 2012.
The Cincinnati Reds drafted Matthew Boyd in the 13th round of the 2012 amateur draft, but was not signed.
The New York Mets drafted Chris Flexen in the 14th round of the 2012 amateur draft. Player signed June 22, 2012.
The Los Angeles Angels of Anaheim drafted Sherman Johnson in the 14th round of the 2012 amateur draft. Player signed June 26, 2012.
The Pittsburgh Pirates drafted Walker Buehler in the 14th round of the 2012 amateur draft, but was not signed.
The Toronto Blue Jays drafted Ryan Borucki in the 15th round of the 2012 amateur draft. Player signed July 10, 2012.
The Colorado Rockies drafted Scott Oberg in the 15th round of the 2012 amateur draft. Player signed June 8, 2012.
The Milwaukee Brewers drafted Buck Farmer in the 15th round of the 2012 amateur draft, but was not signed.
The Boston Red Sox drafted Carson Fulmer in the 15th round of the 2012 amateur draft, but was not signed.
The San Francisco Giants drafted Matt Duffy in the 18th round of the 2012 amateur draft. Player signed June 12, 2012.
- June 6, 2012
The Cincinnati Reds signed Ryan Feierabend as a free agent.
The San Francisco Giants signed Russ Mitchell as a free agent.
The Baltimore Orioles signed Jamie Moyer as a free agent.
Jeff Suppan of the San Diego Padres granted free agency.
The Colorado Rockies released Eliézer Alfonzo.
The Arizona Diamondbacks released Randy Ruiz.
The Cleveland Indians selected Chris Schwinden off waivers from the Toronto Blue Jays.
The Miami Marlins drafted Brian Ellington in the 16th round of the 2012 amateur draft. Player signed June 11, 2012.
The Seattle Mariners drafted Dominic Leone in the 16th round of the 2012 amateur draft. Player signed June 7, 2012.
The Pittsburgh Pirates drafted Max Moroff in the 16th round of the 2012 amateur draft. Player signed July 13, 2012.
The Los Angeles Angels of Anaheim drafted Yency Almonte in the 17th round of the 2012 amateur draft. Player signed July 9, 2012.
The Oakland Athletics drafted Tyler Olson in the 17th round of the 2012 amateur draft, but was not signed.
The Chicago Cubs drafted David Bote in the 18th round of the 2012 amateur draft. Player signed June 25, 2012.
The Cleveland Indians drafted Louis Head in the 18th round of the 2012 amateur draft. Player signed June 8, 2012.
The New York Yankees drafted Brady Lail in the 18th round of the 2012 amateur draft. Player signed July 6, 2012.
The Cincinnati Reds drafted Jackson Stephens in the 18th round of the 2012 amateur draft.
The New York Yankees drafted Dietrich Enns in the 19th round of the 2012 amateur draft. Player signed June 9, 2012.
The Baltimore Orioles drafted Josh Hader in the 19th round of the 2012 amateur draft. Player signed June 21, 2012.
The Kansas City Royals drafted Andrew Triggs in the 19th round of the 2012 amateur draft. Player signed June 7, 2012.
The Pittsburgh Pirates drafted Michael Petersen in the 19th round of the 2012 amateur draft, but was not signed.
The Los Angeles Dodgers drafted Jharel Cotton in the 20th round of the 2012 amateur draft. Player signed July 12, 2012.
The New York Mets drafted Tim Peterson in the 20th round of the 2012 amateur draft. Player signed June 11, 2012.
The Oakland Athletics drafted Boog Powell in the 20th round of the 2012 amateur draft. Player signed June 14, 2012.
The Philadelphia Phillies drafted Drew Anderson in the 21st round of the 2012 amateur draft. Player signed June 24, 2012.
The Kansas City Royals drafted Matt Strahm in the 21st round of the 2012 amateur draft. Player signed June 7, 2012.
The Texas Rangers drafted Jacob Lemoine in the 21st round of the 2012 amateur draft, but was not signed.
The Los Angeles Angels of Anaheim drafted Anthony Bemboom in the 22nd round of the 2012 amateur draft. Player signed June 12, 2012.
The Kansas City Royals drafted Alec Mills in the 22nd round of the 2012 amateur draft. Player signed June 10, 2012.
The Atlanta Braves drafted Shae Simmons in the 22nd round of the 2012 amateur draft. Player signed June 7, 2012.
The New York Mets drafted Tejay Antone in the 22nd round of the 2012 amateur draft, but was not signed.
The Pittsburgh Pirates drafted Taylor Hearn in the 22nd round of the 2012 amateur draft, but was not signed.
The Arizona Diamondbacks drafted Matt Dermody in the 23rd round of the 2012 amateur draft, but was not signed.
The Los Angeles Dodgers drafted Danny Coulombe in the 25th round of the 2012 amateur draft. Player signed June 15, 2012.
The Pittsburgh Pirates drafted Josh D. Smith in the 25th round of the 2012 amateur draft. Player signed June 13, 2012.
The Washington Nationals drafted Skye Bolt in the 26th round of the 2012 amateur draft, but was not signed.
The Cleveland Indians drafted Justin Garza in the 26th round of the 2012 amateur draft, but was not signed.
The New York Mets drafted Chris Shaw in the 26th round of the 2012 amateur draft, but was not signed.
The Kansas City Royals drafted Ashton Goudeau in the 27th round of the 2012 amateur draft. Player signed June 9, 2012.
The Washington Nationals drafted Cody Poteet in the 27th round of the 2012 amateur draft, but was not signed.
The Toronto Blue Jays drafted Daniel Zamora in the 27th round of the 2012 amateur draft, but was not signed.
The Boston Red Sox drafted Alex Bregman in the 28th round of the 2012 amateur draft, but was not signed.
The Philadelphia Phillies drafted Joe Mantiply in the 28th round of the 2012 amateur draft, but was not signed.
The Arizona Diamondbacks drafted Max Schrock in the 28th round of the 2012 amateur draft, but was not signed.
The New York Yankees drafted DJ Stewart in the 28th round of the 2012 amateur draft, but was not signed.
The Chicago White Sox drafted Jason Coats in the 29th round of the 2012 amateur draft. Player signed January 8, 2013.
The Toronto Blue Jays drafted Cole Irvin in the 29th round of the 2012 amateur draft, but was not signed.
The Philadelphia Phillies drafted Brad Wieck in the 29th round of the 2012 amateur draft, but was not signed.
The Los Angeles Dodgers drafted Trent Giambrone in the 30th round of the 2012 amateur draft, but was not signed.
The Cleveland Indians drafted Josh Lester in the 30th round of the 2012 amateur draft, but was not signed.
The San Diego Padres drafted Jacob Robson in the 30th round of the 2012 amateur draft, but was not signed.
The Seattle Mariners drafted Mike Yastrzemski in the 30th round of the 2012 amateur draft, but was not signed.
The Milwaukee Brewers drafted Brent Suter in the 31st round of the 2012 amateur draft. Player signed June 15, 2012.
The Tampa Bay Rays drafted Taylor Ward in the 31st round of the 2012 amateur draft, but was not signed.
The Oakland Athletics drafted Ryan Dull in the 32nd round of the 2012 amateur draft. Player signed June 11, 2012.
The Milwaukee Brewers drafted Nick Anderson in the 32nd round of the 2012 amateur draft, but was not signed.
The Boston Red Sox drafted Hunter Wood in the 32nd round of the 2012 amateur draft, but was not signed.
The Texas Rangers drafted Alex Young in the 32nd round of the 2012 amateur draft, but was not signed.
The Houston Astros drafted Mike Hauschild in the 33rd round of the 2012 amateur draft. Player signed June 10, 2012.
The Texas Rangers drafted Ryan Burr in the 33rd round of the 2012 amateur draft, but was not signed.
The Philadelphia Phillies drafted Kyle Cody in the 33rd round of the 2012 amateur draft, but was not signed.
The Chicago Cubs drafted Thomas Pannone in the 33rd round of the 2012 amateur draft, but was not signed.
The Kansas City Royals drafted Evan Phillips in the 33rd round of the 2012 amateur draft, but was not signed.
The Cincinnati Reds drafted Justin Topa in the 33rd round of the 2012 amateur draft, but was not signed.
The Tampa Bay Rays drafted Ryan Garton in the 34th round of the 2012 amateur draft. Player signed June 8, 2012.
The Houston Astros drafted Jordan Jankowski in the 34th round of the 2012 amateur draft. Player signed June 8, 2012.
The San Diego Padres drafted Wynton Bernard in the 35th round of the 2012 amateur draft. Player signed June 11, 2012.
The New York Yankees drafted Kyle Farmer in the 35th round of the 2012 amateur draft, but was not signed.
The Chicago White Sox drafted Kyle Martin in the 35th round of the 2012 amateur draft, but was not signed.
The Philadelphia Phillies drafted Steven Wilson in the 35th round of the 2012 amateur draft, but was not signed.
The Atlanta Braves drafted Braden Bishop in the 36th round of the 2012 amateur draft, but was not signed.
The Miami Marlins drafted Kendall Graveman in the 36th round of the 2012 amateur draft, but was not signed.
The New York Mets drafted Donovan Walton in the 36th round of the 2012 amateur draft, but was not signed.
The Seattle Mariners drafted Trey Wingenter in the 36th round of the 2012 amateur draft, but was not signed.
The Kansas City Royals drafted Jake Newberry in the 37th round of the 2012 amateur draft. Player signed June 11, 2012.
The Cincinnati Reds drafted Zach Vincej in the 37th round of the 2012 amateur draft. Player signed July 13, 2012.
The San Francisco Giants drafted Drew Jackson in the 37th round of the 2012 amateur draft, but was not signed.
The Minnesota Twins drafted James Marvel in the 37th round of the 2012 amateur draft, but was not signed.
The Pittsburgh Pirates drafted Jacob Waguespack in the 37th round of the 2012 amateur draft, but was not signed.
The Seattle Mariners drafted Richie Martin in the 38th round of the 2012 amateur draft, but was not signed.
The Detroit Tigers drafted A.J. Minter in the 38th round of the 2012 amateur draft, but was not signed.
The Cincinnati Reds drafted Daniel Ponce de Leon in the 38th round of the 2012 amateur draft, but was not signed.
The Houston Astros drafted Zach Remillard in the 38th round of the 2012 amateur draft, but was not signed.
The Colorado Rockies drafted Dansby Swanson in the 38th round of the 2012 amateur draft, but was not signed.
The Toronto Blue Jays drafted José Cuas in the 40th round of the 2012 amateur draft, but was not signed.
The San Francisco Giants drafted Tyler Ferguson in the 40th round of the 2012 amateur draft, but was not signed.
The Philadelphia Phillies drafted Eric Hanhold in the 40th round of the 2012 amateur draft, but was not signed.
The Atlanta Braves drafted Jimmy Herget in the 40th round of the 2012 amateur draft, but was not signed.
The Seattle Mariners drafted James Kaprielian in the 40th round of the 2012 amateur draft, but was not signed.
- June 7, 2012
The Baltimore Orioles signed Rich Rundles as a free agent.
- June 8, 2012
The Colorado Rockies signed Jeff Francis as a free agent.
Omir Santos of the Detroit Tigers granted free agency.
The St. Louis Cardinals released Scott Linebrink.
- June 9, 2012
The Oakland Athletics selected Danny Farquhar off waivers from the Toronto Blue Jays.
The St. Louis Cardinals selected John Gaub off waivers from the Texas Rangers.
- June 10, 2012
The Pittsburgh Pirates signed Miguel Pérez as a free agent.
- June 11, 2012
The Baltimore Orioles released Willie Eyre.
- June 12, 2012
The Cleveland Indians purchased Esmil Rogers from the Colorado Rockies.
The Boston Red Sox released Marlon Byrd.
The Toronto Blue Jays released Vladimir Guerrero.
- June 13, 2012
The Detroit Tigers signed Cesar Carrillo as a free agent.
The Colorado Rockies signed Omir Santos as a free agent.
- June 14, 2012
The Tampa Bay Rays released Juan Miranda.
- June 15, 2012
The Philadelphia Phillies signed Jason Pridie as a free agent.
The Oakland Athletics released Manny Ramirez.
- June 16, 2012
The Boston Red Sox signed Tzu-Wei Lin as an amateur free agent.
The Boston Red Sox released Jesse Carlson.
- June 17, 2012
Koyie Hill of the Chicago Cubs granted free agency.
The Cleveland Indians released Héctor Ambriz.
The Detroit Tigers released Jeff Frazier.
- June 18, 2012
The Toronto Blue Jays signed Shawn Hill as a free agent.
The Baltimore Orioles released Jon Link.
- June 19, 2012
The Atlanta Braves signed D.J. Carrasco as a free agent.
The Texas Rangers signed Willie Eyre as a free agent.
The Washington Nationals signed Koyie Hill as a free agent.
The Detroit Tigers released Brad Eldred.
The Colorado Rockies released Édgar González.
The Texas Rangers released Brad Hawpe.
The Atlanta Braves released Liván Hernández.
- June 20, 2012
The Colorado Rockies signed Jason Bergmann as a free agent.
The Detroit Tigers released Eric Patterson.
The Toronto Blue Jays selected David Pauley off waivers from the Los Angeles Angels of Anaheim.
- June 21, 2012
The Houston Astros signed Héctor Ambriz as a free agent.
The Detroit Tigers signed John Lindsey as a free agent.
The Washington Nationals signed Reynaldo López as an amateur free agent.
The Toronto Blue Jays purchased Sean O'Sullivan from the Kansas City Royals.
The Cincinnati Reds released John Holdzkom.
The Tampa Bay Rays selected Brooks Conrad off waivers from the Milwaukee Brewers.
- June 22, 2012
The Milwaukee Brewers signed Liván Hernández as a free agent.
The Atlanta Braves signed Brent Leach as a free agent.
- June 23, 2012
The St. Louis Cardinals released Aaron Bates.
The Baltimore Orioles released Jamie Moyer.
- June 24, 2012
The New York Yankees signed Jon Meloan as a free agent.
The Boston Red Sox traded Kevin Youkilis and cash to the Chicago White Sox for Brent Lillibridge and Zach Stewart.
The Pittsburgh Pirates selected Drew Sutton off waivers from the Tampa Bay Rays.
- June 25, 2012
The Toronto Blue Jays signed Jamie Moyer as a free agent.
The Kansas City Royals signed Yunior Marte as a free agent.
The Washington Nationals released Brad Lidge.
The Baltimore Orioles released Miguel Tejada.
The San Diego Padres selected Mark Hamburger off waivers from the Texas Rangers.
- June 26, 2012
The Pittsburgh Pirates released Jake Fox.
The Chicago White Sox released Kosuke Fukudome.
The Cleveland Indians released Andy LaRoche.
The New York Yankees selected Danny Farquhar off waivers from the Oakland Athletics.
- June 27, 2012
The Minnesota Twins purchased Shairon Martis from the Pittsburgh Pirates.
The Cincinnati Reds released Joel Guzmán.
The Boston Red Sox released Josh Kroeger.
The Chicago Cubs released Shane Lindsay.
The Cleveland Indians selected Vinny Rottino off waivers from the New York Mets.
- June 28, 2012
The Boston Red Sox signed Andy LaRoche as a free agent.
The Milwaukee Brewers selected Héctor Gómez off waivers from the Colorado Rockies.
- June 29, 2012
The Chicago White Sox signed Shane Lindsay as a free agent.
The Tampa Bay Rays signed Yonny Chirinos as an amateur free agent.
The Los Angeles Dodgers signed Yasiel Puig as an amateur free agent.
The New York Yankees selected Chris Schwinden off waivers from the Cleveland Indians.
- June 30, 2012
The Seattle Mariners signed Erick Mejia as an amateur free agent.
The Chicago Cubs signed Jorge Soler as an amateur free agent.
The Cincinnati Reds released Danny Dorn.
The Baltimore Orioles traded Gabriel Lino (minors) and Kyle Simon (minors) to the Philadelphia Phillies for Jim Thome.
- July 1, 2012
The Philadelphia Phillies sent Chad Qualls to the New York Yankees as part of a conditional deal.
The Atlanta Braves signed Ben Sheets as a free agent.
The Pittsburgh Pirates signed Dario Agrazal as an amateur free agent.
- July 2, 2012
The Detroit Tigers signed Willy Adames as an amateur free agent.
The Toronto Blue Jays signed Franklin Barreto as an amateur free agent.
The Colorado Rockies signed Julian Fernández as an amateur free agent.
The Philadelphia Phillies signed Deivy Grullón as an amateur free agent.
The Boston Red Sox signed Javy Guerra as an amateur free agent.
The Detroit Tigers signed Domingo Leyba as an amateur free agent.
The Cleveland Indians signed Francisco Mejia as an amateur free agent.
The Tampa Bay Rays signed José Mujica as an amateur free agent.
The New York Mets signed Amed Rosario as an amateur free agent.
The St. Louis Cardinals signed Edmundo Sosa as an amateur free agent.
The New York Yankees signed Luis Torrens as an amateur free agent.
Dontrelle Willis voluntarily retired from the Baltimore Orioles.
The San Diego Padres released Brad Davis.
The Arizona Diamondbacks released Chris Jakubauskas.
The Tampa Bay Rays released Jhonny Núñez.
The Kansas City Royals released Humberto Quintero.
- July 3, 2012
The Oakland Athletics signed Luis Barrera as an amateur free agent.
The Toronto Blue Jays signed Richard Ureña as an amateur free agent.
Xavier Paul of the Washington Nationals granted free agency.
The Boston Red Sox released Bobby Jenks.
The Chicago White Sox released Will Ohman.
The San Diego Padres released Jorge Padilla.
- July 4, 2012
The Seattle Mariners signed Pablo López as an amateur free agent.
The Atlanta Braves released D.J. Carrasco.
The Houston Astros traded Carlos Lee to the Miami Marlins for Matt Dominguez and Rob Rasmussen.
The New York Yankees selected Darnell McDonald off waivers from the Boston Red Sox.
- July 5, 2012
The Miami Marlins signed Brad Davis as a free agent.
The New York Yankees released Matt Antonelli.
The Miami Marlins released Steve Holm.
The New York Mets released Chuck James.
The Cincinnati Reds released Michael Wuertz.
The New York Mets selected Chris Schwinden off waivers from the New York Yankees.
- July 6, 2012
The Baltimore Orioles signed Henry Urrutia as an amateur free agent.
David Pauley of the Toronto Blue Jays granted free agency.
The Chicago Cubs released Hung-Chih Kuo.
The Toronto Blue Jays released Jamie Moyer.
The Chicago White Sox selected Daniel Moskos off waivers from the Pittsburgh Pirates.
- July 7, 2012
The Toronto Blue Jays signed Chris Jakubauskas as a free agent.
The Cincinnati Reds signed Xavier Paul as a free agent.
The Tampa Bay Rays signed José Castillo as an amateur free agent.
The Chicago White Sox released Scott Olsen.
The Cleveland Indians released Chris Ray.
The Kansas City Royals selected Adam Moore off waivers from the Seattle Mariners.
- July 9, 2012
The Miami Marlins signed Jon Link as a free agent.
The Cincinnati Reds released Scott Carroll.
- July 10, 2012
The Arizona Diamondbacks signed Sergio Alcántara as an amateur free agent.
The Los Angeles Dodgers purchased Osvaldo Martínez from the Chicago White Sox.
The Baltimore Orioles released J.C. Romero.
- July 11, 2012
The Oakland Athletics released Brian Fuentes.
The Cincinnati Reds released Joey Gathright.
- July 12, 2012
The Chicago White Sox signed Scott Carroll as a free agent.
The Seattle Mariners signed David Pauley as a free agent.
The Atlanta Braves signed Terry Tiffee as a free agent.
The Minnesota Twins signed Lewis Thorpe as an amateur free agent.
The Baltimore Orioles released Scott Copeland.
The Milwaukee Brewers released Víctor Gárate.
The Chicago Cubs released Mike MacDougal.
- July 13, 2012
The New York Yankees signed Kosuke Fukudome as a free agent.
The New York Mets signed C.J. Nitkowski as a free agent.
The Oakland Athletics signed Chris Ray as a free agent.
The St. Louis Cardinals signed Magneuris Sierra as an amateur free agent.
The Seattle Mariners released Jarrett Grube.
- July 14, 2012
The St. Louis Cardinals signed Brian Fuentes as a free agent.
The Miami Marlins signed Humberto Quintero as a free agent.
The Toronto Blue Jays signed Nate Robertson as a free agent.
The Oakland Athletics released Erick Threets.
The Atlanta Braves traded Todd Redmond to the Cincinnati Reds for Paul Janish.
- July 16, 2012
The Detroit Tigers signed Danny Dorn as a free agent.
The Los Angeles Dodgers signed Victor González as an amateur free agent.
The Cleveland Indians released Trevor Crowe.
- July 17, 2012
The Los Angeles Angels of Anaheim signed Trevor Crowe as a free agent.
The Los Angeles Dodgers signed Erick Threets as a free agent.
The Oakland Athletics released Luke Hughes.
The Colorado Rockies released Dustin Molleken.
The Seattle Mariners released Chris Pettit.
- July 19, 2012
The Kansas City Royals signed Jason Kendall as a free agent.
The Chicago Cubs purchased Justin Germano from the Boston Red Sox.
The New York Yankees released Nelson Figueroa.
- July 20, 2012
The New York Mets sent Omar Quintanilla to the Baltimore Orioles as part of a conditional deal.
Eric Hurley of the Los Angeles Angels of Anaheim granted free agency.
The Arizona Diamondbacks released Geoff Blum.
The Atlanta Braves released Adam Russell.
The Colorado Rockies traded Jeremy Guthrie to the Kansas City Royals for Jonathan Sánchez.
The Houston Astros traded David Carpenter, J.A. Happ and Brandon Lyon to the Toronto Blue Jays for a player to be named later, Francisco Cordero, Ben Francisco, Joe Musgrove, Carlos Pérez, David Rollins and Asher Wojciechowski. The Toronto Blue Jays sent Kevin Comer (minors) (August 16, 2012) to the Houston Astros to complete the trade.
The Arizona Diamondbacks selected Brad Bergesen off waivers from the Baltimore Orioles.
- July 21, 2012
The Cincinnati Reds signed Will Ohman as a free agent.
The Cleveland Indians signed J.C. Romero as a free agent.
The St. Louis Cardinals released Brian Broderick.
The Cincinnati Reds released Ryan Feierabend.
The Chicago White Sox traded a player to be named later, Matt Heidenreich (minors) and Blair Walters (minors) to the Houston Astros for Brett Myers and cash. The Chicago White Sox sent Chris Devenski (August 3, 2012) to the Houston Astros to complete the trade.
The Houston Astros selected Mark Hamburger off waivers from the San Diego Padres.
- July 23, 2012
The Detroit Tigers traded Rob Brantly, Brian Flynn and Jacob Turner to the Miami Marlins for Omar Infante and Aníbal Sánchez.
The Arizona Diamondbacks traded Barry Enright to the Los Angeles Angels of Anaheim for a player to be named later. The Los Angeles Angels of Anaheim sent Frazier Hall (minors) (August 31, 2012) to the Arizona Diamondbacks to complete the trade.
The New York Yankees traded Danny Farquhar and D.J. Mitchell to the Seattle Mariners for Ichiro Suzuki.
- July 24, 2012
The Toronto Blue Jays signed Scott Copeland as a free agent.
The Boston Red Sox signed Nelson Figueroa as a free agent.
The New York Mets signed Craig Hansen as a free agent.
The Minnesota Twins signed Eric Hurley as a free agent.
The Colorado Rockies signed Chris Pettit as a free agent.
Jason Kendall voluntarily retired from the Kansas City Royals.
The Los Angeles Dodgers released Wil Ledezma.
The Seattle Mariners released Jeff Marquez.
The Miami Marlins released Humberto Quintero.
The Boston Red Sox traded Brent Lillibridge to the Cleveland Indians for José De La Torre.
The Arizona Diamondbacks traded Ryan Roberts to the Tampa Bay Rays for Tyler Bortnick (minors).
The Houston Astros traded Wandy Rodríguez to the Pittsburgh Pirates for Colton Cain (minors), Robbie Grossman and Rudy Owens.
- July 25, 2012
The Boston Red Sox released Brandon Duckworth.
The Boston Red Sox released Doug Mathis.
The Arizona Diamondbacks released Rusty Ryal.
The Los Angeles Dodgers traded Nathan Eovaldi and Scott McGough to the Miami Marlins for Randy Choate and Hanley Ramírez.
- July 26, 2012
The Miami Marlins sent Brad Davis to the Detroit Tigers as part of a conditional deal.
The New York Mets released Miguel Batista.
The Los Angeles Angels of Anaheim released Trevor Bell.
The Los Angeles Dodgers released Travis Denker.
The Atlanta Braves released Eric Junge.
The Oakland Athletics released Chris Ray.
The Atlanta Braves released Lance Zawadzki.
- July 27, 2012
The Atlanta Braves signed Miguel Batista as a free agent.
The Washington Nationals signed Brian Broderick as a free agent.
The Chicago Cubs signed Jeff Frazier as a free agent.
The Los Angeles Angels of Anaheim signed Jarrett Grube as a free agent.
The Atlanta Braves signed Rusty Ryal as a free agent.
The Tampa Bay Rays released Brandon Allen.
The Washington Nationals released Rick Ankiel.
The Colorado Rockies traded Marco Scutaro and cash to the San Francisco Giants for Charlie Culberson.
The Los Angeles Angels of Anaheim traded Johnny Hellweg, Ariel Peña and Jean Segura to the Milwaukee Brewers for Zack Greinke.
The Houston Astros selected C.J. Fick off waivers from the St. Louis Cardinals.
- July 28, 2012
The Atlanta Braves signed Josh Kroeger as a free agent.
The Washington Nationals signed Mike MacDougal as a free agent.
The Milwaukee Brewers signed Humberto Quintero as a free agent.
The Chicago White Sox traded Eduardo Escobar and Pedro Hernández to the Minnesota Twins for Francisco Liriano.
The Milwaukee Brewers traded George Kottaras to the Oakland Athletics for Fautino De Los Santos.
The Houston Astros selected Steve Pearce off waivers from the Baltimore Orioles.
- July 29, 2012
The Milwaukee Brewers released Tommy Manzella.
The Washington Nationals released Xavier Nady.
The Seattle Mariners released Scott Patterson.
The Arizona Diamondbacks traded Bobby Borchering (minors) and Marc Krauss to the Houston Astros for Chris Johnson.
- July 30, 2012
The Atlanta Braves signed Wes Parsons as an amateur free agent.
The Milwaukee Brewers released Seth McClung.
The Los Angeles Dodgers traded Logan Bawcom (minors) and Leon Landry (minors) to the Seattle Mariners for Brandon League.
The Atlanta Braves traded Jaye Chapman and Arodys Vizcaíno to the Chicago Cubs for Reed Johnson, Paul Maholm and cash.
The Seattle Mariners traded Steve Delabar to the Toronto Blue Jays for Eric Thames.
The Pittsburgh Pirates traded Brad Lincoln to the Toronto Blue Jays for Travis Snider.
- July 31, 2012
The Toronto Blue Jays purchased Tuffy Gosewisch from the Philadelphia Phillies.
The New York Yankees released Dewayne Wise.
The Boston Red Sox traded Lars Anderson to the Cleveland Indians for Steven Wright.
The Arizona Diamondbacks traded Craig Breslow to the Boston Red Sox for Matt Albers and Scott Podsednik.
The Chicago Cubs traded Ryan Dempster to the Texas Rangers for Kyle Hendricks and Christian Villanueva.
The Cincinnati Reds traded Juan Carlos Sulbaran (minors) and Donnie Joseph to the Kansas City Royals for Jonathan Broxton.
The Los Angeles Dodgers traded a player to be named later, Josh Lindblom and Ethan Martin to the Philadelphia Phillies for Shane Victorino. The Los Angeles Dodgers sent Stefan Jarrin (minors) (September 28, 2012) to the Philadelphia Phillies to complete the trade.
The Miami Marlins traded Edward Mujica to the St. Louis Cardinals for Zack Cox (minors).
The Philadelphia Phillies traded Hunter Pence to the San Francisco Giants for Tommy Joseph, Seth Rosin and Nate Schierholtz.
The New York Yankees traded Chad Qualls to the Pittsburgh Pirates for Casey McGehee.
The Miami Marlins traded Kyle Kaminska (minors) and Gaby Sánchez to the Pittsburgh Pirates for Gorkys Hernández.
The Chicago Cubs traded Geovany Soto to the Texas Rangers for Jake Brigham and player to be named or cash.
- August 1, 2012
The Toronto Blue Jays signed Luke Hughes as a free agent.
The Chicago White Sox signed Tommy Manzella as a free agent.
The Los Angeles Angels of Anaheim signed Adam Russell as a free agent.
The New York Yankees released Colin Curtis.
The New York Yankees released Jack Cust.
The Tampa Bay Rays released Hideki Matsui.
The Tampa Bay Rays released Rómulo Sánchez.
- August 2, 2012
The Houston Astros signed Brian Sanches as a free agent.
The New York Yankees signed Thairo Estrada as an amateur free agent.
The Chicago White Sox released Dallas McPherson.
The Arizona Diamondbacks released Scott Podsednik.
The Philadelphia Phillies released Brian Sanches.
The Cincinnati Reds released Brett Tomko.
- August 3, 2012
The Boston Red Sox sent Garrett Mock to the Houston Astros as part of a conditional deal.
The Chicago White Sox signed Dewayne Wise as a free agent.
The Minnesota Twins signed Chih-Wei Hu as an amateur free agent.
The Oakland Athletics purchased Pat Neshek from the Baltimore Orioles.
The Washington Nationals released Koyie Hill.
The Colorado Rockies released Wil Nieves.
The Oakland Athletics traded Kurt Suzuki and cash to the Washington Nationals for David Freitas.
The Philadelphia Phillies traded Joe Blanton to the Los Angeles Dodgers for a player to be named later. The Los Angeles Dodgers sent Ryan O'Sullivan (minors) (August 16, 2012) to the Philadelphia Phillies to complete the trade.
- August 4, 2012
The Toronto Blue Jays signed Jack Cust as a free agent.
The Philadelphia Phillies signed Jake Fox as a free agent.
Drew Carpenter of the Toronto Blue Jays granted free agency.
- August 5, 2012
The Colorado Rockies signed Eric Junge as a free agent.
The San Francisco Giants signed Xavier Nady as a free agent.
The New York Mets signed Scott Patterson as a free agent.
The Philadelphia Phillies released Mike Fontenot.
The Arizona Diamondbacks released Lyle Overbay.
The Boston Red Sox traded Jeremias Pineda (minors) to the Minnesota Twins for Danny Valencia.
The Chicago Cubs traded Jeff Baker to the Detroit Tigers for players to be named later. The Detroit Tigers sent Marcelo Carreno (minors) (October 16, 2012) and cash (October 16, 2012) to the Chicago Cubs to complete the trade.
- August 6, 2012
The Arizona Diamondbacks signed Wil Nieves as a free agent.
The Washington Nationals selected César Izturis off waivers from the Milwaukee Brewers.
The San Francisco Giants selected José Mijares off waivers from the Kansas City Royals.
- August 7, 2012
The Los Angeles Angels of Anaheim released Robinzon Díaz.
The Seattle Mariners released Matt Fox.
The Detroit Tigers released Fu-Te Ni.
The Los Angeles Angels of Anaheim released Francisco Rodríguez.
- August 8, 2012
The Texas Rangers released Yorvit Torrealba.
- August 9, 2012
The St. Louis Cardinals sent Tyler Greene to the Houston Astros as part of a conditional deal.
The Boston Red Sox signed Scott Podsednik as a free agent.
The Cleveland Indians released Jeremy Accardo.
The Cleveland Indians released Johnny Damon.
The Tampa Bay Rays released Matt Mangini.
- August 10, 2012
The New York Mets signed Drew Carpenter as a free agent.
The St. Louis Cardinals signed Lance Zawadzki as a free agent.
The New York Yankees released Russell Branyan.
The Cleveland Indians released Derek Lowe.
The Toronto Blue Jays released Tim Redding.
The Detroit Tigers released Matt Young.
The Toronto Blue Jays selected Juan Abreu off waivers from the Houston Astros.
- August 11, 2012
The Colorado Rockies signed Jeff Marquez as a free agent.
The Minnesota Twins released Eric Hurley.
- August 12, 2012
The Texas Rangers signed Robinzon Díaz as a free agent.
The Los Angeles Angels of Anaheim signed Tony Peña as a free agent.
The Arizona Diamondbacks signed Brett Tomko as a free agent.
The Washington Nationals released Austin Bibens-Dirkx.
The Cleveland Indians released José López.
- August 13, 2012
The Texas Rangers signed Koyie Hill as a free agent.
The New York Yankees signed Derek Lowe as a free agent.
The Chicago Cubs signed Seth McClung as a free agent.
The Baltimore Orioles traded Carlos Rojas (minors) to the Cleveland Indians for J.C. Romero.
- August 14, 2012
The Chicago White Sox signed José López as a free agent.
The Arizona Diamondbacks signed Matt Mangini as a free agent.
The Pittsburgh Pirates signed Dallas McPherson as a free agent.
The St. Louis Cardinals signed Brock Peterson as a free agent.
The Toronto Blue Jays signed Yorvit Torrealba as a free agent.
The Seattle Mariners signed Luiz Gohara as an amateur free agent.
The Kansas City Royals released Yuniesky Betancourt.
The Chicago Cubs released Frankie De La Cruz.
The Milwaukee Brewers released Jason Jaramillo.
The Boston Red Sox traded Kelly Shoppach to the New York Mets for a player to be named later. The New York Mets sent Pedro Beato (August 16, 2012) to the Boston Red Sox to complete the trade.
- August 15, 2012
The Pittsburgh Pirates sent Daniel Cabrera to the Arizona Diamondbacks as part of a conditional deal.
The Oakland Athletics signed Jeremy Accardo as a free agent.
The Colorado Rockies signed Austin Bibens-Dirkx as a free agent.
The Cincinnati Reds released Luis Atilano.
- August 16, 2012
The Chicago Cubs signed Horacio Ramírez as a free agent.
The New York Mets released Scott Patterson.
- August 17, 2012
The St. Louis Cardinals signed Matt Young as a free agent.
The Los Angeles Dodgers signed Julio Urías as an amateur free agent.
The St. Louis Cardinals released Mark Hamilton.
The San Francisco Giants released Russ Mitchell.
The Boston Red Sox released Mark Prior.
- August 19, 2012
The Chicago Cubs selected Alex Hinshaw off waivers from the San Diego Padres.
- August 20, 2012
The Atlanta Braves signed Lyle Overbay as a free agent.
César Izturis of the Washington Nationals granted free agency.
The Arizona Diamondbacks traded Stephen Drew to the Oakland Athletics for Sean Jamieson (minors).
- August 21, 2012
The Oakland Athletics signed Jason Jaramillo as a free agent.
- August 22, 2012
The Milwaukee Brewers released Randy Wolf.
- August 23, 2012
The Houston Astros signed Édgar González as a free agent.
The San Diego Padres released Jason Bartlett.
The Pittsburgh Pirates released Juan Cruz.
The Chicago Cubs selected Miguel Socolovich off waivers from the Baltimore Orioles.
The San Diego Padres selected Thad Weber off waivers from the Detroit Tigers.
- August 24, 2012
The Oakland Athletics purchased Jesse Chavez from the Toronto Blue Jays.
The Pittsburgh Pirates selected Hisanori Takahashi off waivers from the Los Angeles Angels of Anaheim.
- August 25, 2012
Armando Galarraga of the Houston Astros granted free agency.
The Boston Red Sox traded Josh Beckett, Carl Crawford, Adrián González, Nick Punto and cash to the Los Angeles Dodgers for players to be named later, Iván De Jesús, James Loney and Allen Webster. The Los Angeles Dodgers sent Rubby De La Rosa (October 4, 2012) and Jerry Sands (October 4, 2012) to the Boston Red Sox to complete the trade.
- August 26, 2012
The Boston Red Sox signed Luis Alexander Basabe as an amateur free agent.
The Houston Astros released Brian Bass.
The Arizona Diamondbacks traded Joe Saunders and cash to the Baltimore Orioles for Matt Lindstrom and cash.
- August 27, 2012
J.C. Romero of the Baltimore Orioles granted free agency.
The New York Yankees purchased Steve Pearce from the Houston Astros.
The Chicago Cubs traded Blake Lalli to the Oakland Athletics for Anthony Recker.
- August 28, 2012
The Pittsburgh Pirates released Érik Bédard.
The San Diego Padres released Jeremy Hermida.
- August 29, 2012
The Cleveland Indians selected Scott Maine off waivers from the Chicago Cubs.
- August 30, 2012
Héctor Luna of the Philadelphia Phillies granted free agency.
The Chicago White Sox released Gregory Infante.
- August 31, 2012
The Pittsburgh Pirates signed Héctor Luna as a free agent.
The Baltimore Orioles signed Randy Wolf as a free agent.
The Atlanta Braves released Jack Wilson.
The Detroit Tigers traded Jeff Baker to the Atlanta Braves for a player to be named later. The Atlanta Braves sent Greg Ross (minors) (September 25, 2012) to the Detroit Tigers to complete the trade.
The Houston Astros traded Ben Francisco to the Tampa Bay Rays for a player to be named later. The Tampa Bay Rays sent Theron Geith (minors) (September 21, 2012) to the Houston Astros to complete the trade.
The Arizona Diamondbacks selected Cody Ransom off waivers from the Milwaukee Brewers.
- September 1, 2012
The Los Angeles Dodgers signed Lorenzo Barceló as a free agent.
The Houston Astros selected Brandon Laird off waivers from the New York Yankees.
- September 3, 2012
The New York Yankees released Kosuke Fukudome.
- September 4, 2012
The Boston Red Sox purchased Guillermo Quiroz from the Seattle Mariners.
The Texas Rangers released Koyie Hill.
- September 7, 2012
The Chicago Cubs selected Jason Berken off waivers from the Baltimore Orioles.
- September 8, 2012
Eric Hacker of the San Francisco Giants granted free agency.
- September 10, 2012
The Minnesota Twins signed Johan Quezada as an amateur free agent.
The Houston Astros released Francisco Cordero.
- September 13, 2012
The San Francisco Giants signed Jonathan Loáisiga as an amateur free agent.
- September 14, 2012
The Baltimore Orioles released Kevin Gregg.
- September 15, 2012
The Arizona Diamondbacks signed Chaz Roe as a free agent.
- September 17, 2012
The Kansas City Royals signed Gerson Garabito as a free agent.
- September 21, 2012
The Toronto Blue Jays sent Yorvit Torrealba to the Milwaukee Brewers as part of a conditional deal.
The Cincinnati Reds signed Jose Siri as an amateur free agent.
- September 23, 2012
Cole Gillespie of the Arizona Diamondbacks granted free agency.
- September 27, 2012
The New York Yankees signed Raynel Espinal as an amateur free agent.
- September 28, 2012
The Minnesota Twins released Tsuyoshi Nishioka.
- September 29, 2012
The Toronto Blue Jays released Chris Woodward.
The Baltimore Orioles selected Steve Pearce off waivers from the New York Yankees.
- October 2, 2012
The Miami Marlins signed Adam Greenberg as a free agent.
- October 3, 2012
The Kansas City Royals released Fernando Cruz.
The Miami Marlins released Adam Greenberg.
- October 4, 2012
Brian Bixler of the Houston Astros granted free agency.
Sean Burroughs of the Minnesota Twins granted free agency.
Blake DeWitt of the Chicago Cubs granted free agency.
Tim Dillard of the Milwaukee Brewers granted free agency.
Jack Egbert of the New York Mets granted free agency.
Mike Ekstrom of the Colorado Rockies granted free agency.
Alberto González of the Texas Rangers granted free agency.
Alex Hinshaw of the Chicago Cubs granted free agency.
Ryota Igarashi of the New York Yankees granted free agency.
César Jiménez of the Seattle Mariners granted free agency.
Zach Kroenke of the Arizona Diamondbacks granted free agency.
Ryan Langerhans of the Los Angeles Angels of Anaheim granted free agency.
Mitch Maier of the Kansas City Royals granted free agency.
Evan Meek of the Pittsburgh Pirates granted free agency.
Jai Miller of the Baltimore Orioles granted free agency.
Trent Oeltjen of the Los Angeles Dodgers granted free agency.
Garrett Olson of the New York Mets granted free agency.
Jason Pridie of the Philadelphia Phillies granted free agency.
Scott Richmond of the Toronto Blue Jays granted free agency.
Ángel Sánchez of the Houston Astros granted free agency.
Nate Spears of the Boston Red Sox granted free agency.
Drew Sutton of the Pittsburgh Pirates granted free agency.
Kip Wells of the San Diego Padres granted free agency.
Randy Wells of the Chicago Cubs granted free agency.
Dan Wheeler of the Cleveland Indians granted free agency.
Mike Wilson of the Seattle Mariners granted free agency.
The Detroit Tigers signed José Azocar as a free agent.
- October 5, 2012
Travis Buck of the Houston Astros granted free agency.
Vinnie Chulk of the Milwaukee Brewers granted free agency.
Román Colón of the Kansas City Royals granted free agency.
Darnell McDonald of the New York Yankees granted free agency.
The Tampa Bay Rays released Matt Bush.
- October 9, 2012
Luke Carlin of the Cleveland Indians granted free agency.
Robert Coello of the Toronto Blue Jays granted free agency.
Shelley Duncan of the Cleveland Indians granted free agency.
Jim Hoey of the Toronto Blue Jays granted free agency.
Jason Repko of the Boston Red Sox granted free agency.
- October 10, 2012
Brooks Conrad of the Tampa Bay Rays granted free agency.
Shawn Hill of the Toronto Blue Jays granted free agency.
Bobby Korecky of the Toronto Blue Jays granted free agency.
Aaron Laffey of the Toronto Blue Jays granted free agency.
Jesse Litsch of the Toronto Blue Jays granted free agency.
Ross Ohlendorf of the San Diego Padres granted free agency.
Ray Olmedo of the Chicago White Sox granted free agency.
Matt Palmer of the San Diego Padres granted free agency.
Juan Pérez of the Milwaukee Brewers granted free agency.
Guillermo Quiroz of the Boston Red Sox granted free agency.
Doug Slaten of the Pittsburgh Pirates granted free agency.
- October 11, 2012
The St. Louis Cardinals released Jess Todd.
- October 12, 2012
Luis Hernández of the Texas Rangers granted free agency.
Edwin Maysonet of the Milwaukee Brewers granted free agency.
- October 13, 2012
The Arizona Diamondbacks signed Humberto Cota as a free agent.
Blake Hawksworth of the Los Angeles Dodgers granted free agency.
- October 15, 2012
Brett Carroll of the Washington Nationals granted free agency.
- October 16, 2012
Justin Hampson of the New York Mets granted free agency.
The Baltimore Orioles released Dontrelle Willis.
- October 17, 2012
The New York Yankees signed Domingo Acevedo as an amateur free agent.
Juan Abreu of the Toronto Blue Jays granted free agency.
Dana Eveland of the Baltimore Orioles granted free agency.
Nick Green of the Miami Marlins granted free agency.
Liván Hernández of the Milwaukee Brewers granted free agency.
Rob Johnson of the New York Mets granted free agency.
Carlos Maldonado of the Washington Nationals granted free agency.
Donnie Murphy of the Miami Marlins granted free agency.
Ronny Paulino of the Baltimore Orioles granted free agency.
Justin Thomas of the New York Yankees granted free agency.
Yorvit Torrealba of the Milwaukee Brewers granted free agency.
The Toronto Blue Jays selected Scott Cousins off waivers from the Miami Marlins.
The Boston Red Sox selected Sandy Rosario off waivers from the Miami Marlins.
The Toronto Blue Jays selected Cory Wade off waivers from the New York Yankees.
- October 18, 2012
Jeremy Accardo of the Oakland Athletics granted free agency.
The Toronto Blue Jays selected Tyson Brummett off waivers from the Philadelphia Phillies.
- October 19, 2012
Fred Lewis of the New York Mets granted free agency.
- October 20, 2012
As part of a 3-team trade: The Oakland Athletics sent Yordy Cabrera (minors) to the Miami Marlins. The Oakland Athletics sent Cliff Pennington to the Arizona Diamondbacks. The Miami Marlins sent Heath Bell and cash to the Arizona Diamondbacks. The Arizona Diamondbacks sent Chris Young and cash to the Oakland Athletics.
- October 21, 2012
The Boston Red Sox traded Mike Aviles to the Toronto Blue Jays for David Carpenter and John Farrell (as manager).
- October 22, 2012
The Toronto Blue Jays selected Bobby Wilson off waivers from the Los Angeles Angels of Anaheim.
- October 23, 2012
The San Diego Padres released Micah Owings.
The Toronto Blue Jays selected David Herndon off waivers from the Philadelphia Phillies.
- October 24, 2012
The Seattle Mariners released Munenori Kawasaki.
- October 25, 2012
Joe Martinez of the Arizona Diamondbacks granted free agency.
The Pittsburgh Pirates selected Chad Beck off waivers from the Toronto Blue Jays.
The New York Mets selected Anthony Recker off waivers from the Chicago Cubs.
The Pittsburgh Pirates selected Alí Solís off waivers from the San Diego Padres.
- October 26, 2012
The Los Angeles Angels of Anaheim signed Ángel Sánchez as a free agent.
Manny Corpas of the Chicago Cubs granted free agency.
Dustin Moseley of the San Diego Padres granted free agency.
Takashi Saito of the Arizona Diamondbacks granted free agency.
Tim Stauffer of the San Diego Padres granted free agency.
Rich Thompson of the Tampa Bay Rays granted free agency.
The Houston Astros selected Che-Hsuan Lin off waivers from the Boston Red Sox.
The Kansas City Royals selected Chris Volstad off waivers from the Chicago Cubs.
- October 27, 2012
The Chicago Cubs signed Edwin Maysonet as a free agent.
The Oakland Athletics signed Garrett Olson as a free agent.
The Baltimore Orioles signed Jason Pridie as a free agent.
P.J. Walters of the Minnesota Twins granted free agency.
- October 29, 2012
The Oakland Athletics signed Mike Ekstrom as a free agent.
The Minnesota Twins signed P.J. Walters as a free agent.
Bobby Abreu of the Los Angeles Dodgers granted free agency.
Mike Adams of the Texas Rangers granted free agency.
Jeremy Affeldt of the San Francisco Giants granted free agency.
Alfredo Amézaga of the Chicago Cubs granted free agency.
Jeff Baker of the Atlanta Braves granted free agency.
Scott Baker of the Minnesota Twins granted free agency.
Miguel Batista of the Atlanta Braves granted free agency.
Lance Berkman of the St. Louis Cardinals granted free agency.
Joe Blanton of the Los Angeles Dodgers granted free agency.
Michael Bourn of the Atlanta Braves granted free agency.
Jonathan Broxton of the Cincinnati Reds granted free agency.
Tim Byrdak of the New York Mets granted free agency.
Melky Cabrera of the San Francisco Giants granted free agency.
Miguel Cairo of the Cincinnati Reds granted free agency.
Shawn Camp of the Chicago Cubs granted free agency.
Matt Capps of the Minnesota Twins granted free agency.
Ronny Cedeño of the New York Mets granted free agency.
Endy Chávez of the Baltimore Orioles granted free agency.
Eric Chavez of the New York Yankees granted free agency.
Randy Choate of the Los Angeles Dodgers granted free agency.
Todd Coffey of the Los Angeles Dodgers granted free agency.
Bartolo Colón of the Oakland Athletics granted free agency.
José Contreras of the Philadelphia Phillies granted free agency.
Aaron Cook of the Boston Red Sox granted free agency.
Kevin Correia of the Pittsburgh Pirates granted free agency.
Ryan Dempster of the Texas Rangers granted free agency.
Mark DeRosa of the Washington Nationals granted free agency.
Matt Diaz of the Atlanta Braves granted free agency.
Chad Durbin of the Atlanta Braves granted free agency.
Kyle Farnsworth of the Tampa Bay Rays granted free agency.
Scott Feldman of the Texas Rangers granted free agency.
Jeff Francis of the Colorado Rockies granted free agency.
Jason Frasor of the Toronto Blue Jays granted free agency.
Eric Fryer of the Pittsburgh Pirates granted free agency.
Brian Fuentes of the St. Louis Cardinals granted free agency.
Freddy García of the New York Yankees granted free agency.
Chad Gaudin of the Miami Marlins granted free agency.
Justin Germano of the Chicago Cubs granted free agency.
Jason Giambi of the Colorado Rockies granted free agency.
Jonny Gomes of the Oakland Athletics granted free agency.
Álex González of the Milwaukee Brewers granted free agency.
Mike Gonzalez of the Washington Nationals granted free agency.
Zack Greinke of the Los Angeles Angels of Anaheim granted free agency.
Jason Grilli of the Pittsburgh Pirates granted free agency.
Jeremy Guthrie of the Kansas City Royals granted free agency.
Scott Hairston of the New York Mets granted free agency.
Bill Hall of the Baltimore Orioles granted free agency.
Josh Hamilton of the Texas Rangers granted free agency.
LaTroy Hawkins of the Los Angeles Angels of Anaheim granted free agency.
Eric Hinske of the Atlanta Braves granted free agency.
J.P. Howell of the Tampa Bay Rays granted free agency.
Torii Hunter of the Los Angeles Angels of Anaheim granted free agency.
Raúl Ibañez of the New York Yankees granted free agency.
Brandon Inge of the Oakland Athletics granted free agency.
Jason Isringhausen of the Los Angeles Angels of Anaheim granted free agency.
Hisashi Iwakuma of the Seattle Mariners granted free agency.
Maicer Izturis of the Los Angeles Angels of Anaheim granted free agency.
Edwin Jackson of the Washington Nationals granted free agency.
Mike Jacobs of the Arizona Diamondbacks granted free agency.
Kelly Johnson of the Toronto Blue Jays granted free agency.
Reed Johnson of the Atlanta Braves granted free agency.
Andruw Jones of the New York Yankees granted free agency.
Austin Kearns of the Miami Marlins granted free agency.
Adam Kennedy of the Los Angeles Dodgers granted free agency.
Jeff Keppinger of the Tampa Bay Rays granted free agency.
Casey Kotchman of the Cleveland Indians granted free agency.
Hiroki Kuroda of the New York Yankees granted free agency.
Gerald Laird of the Detroit Tigers granted free agency.
Carlos Lee of the Miami Marlins granted free agency.
Francisco Liriano of the Chicago White Sox granted free agency.
Kyle Lohse of the St. Louis Cardinals granted free agency.
James Loney of the Boston Red Sox granted free agency.
José López of the Chicago White Sox granted free agency.
Derek Lowe of the New York Yankees granted free agency.
Mark Lowe of the Texas Rangers granted free agency.
Brandon Lyon of the Toronto Blue Jays granted free agency.
Shaun Marcum of the Milwaukee Brewers granted free agency.
Jason Marquis of the San Diego Padres granted free agency.
Russell Martin of the New York Yankees granted free agency.
Daisuke Matsuzaka of the Boston Red Sox granted free agency.
Brandon McCarthy of the Oakland Athletics granted free agency.
Nate McLouth of the Baltimore Orioles granted free agency.
Kevin Millwood of the Seattle Mariners granted free agency.
Guillermo Mota of the San Francisco Giants granted free agency.
Xavier Nady of the San Francisco Giants granted free agency.
Mike Napoli of the Texas Rangers granted free agency.
Dioner Navarro of the Cincinnati Reds granted free agency.
Juan Carlos Oviedo of the Miami Marlins granted free agency.
Miguel Olivo of the Seattle Mariners granted free agency.
David Ortiz of the Boston Red Sox granted free agency.
Roy Oswalt of the Texas Rangers granted free agency.
Lyle Overbay of the Atlanta Braves granted free agency.
Vicente Padilla of the Boston Red Sox granted free agency.
Ángel Pagán of the San Francisco Giants granted free agency.
Carl Pavano of the Minnesota Twins granted free agency.
Carlos Peña of the Tampa Bay Rays granted free agency.
Brad Penny of the San Francisco Giants granted free agency.
Joel Peralta of the Tampa Bay Rays granted free agency.
Óliver Pérez of the Seattle Mariners granted free agency.
Andy Pettitte of the New York Yankees granted free agency.
Juan Pierre of the Philadelphia Phillies granted free agency.
A.J. Pierzynski of the Chicago White Sox granted free agency.
Scott Podsednik of the Boston Red Sox granted free agency.
Plácido Polanco of the Philadelphia Phillies granted free agency.
Chad Qualls of the Pittsburgh Pirates granted free agency.
Humberto Quintero of the Milwaukee Brewers granted free agency.
Ramón Ramírez of the New York Mets granted free agency.
Jon Rauch of the New York Mets granted free agency.
Juan Rivera of the Los Angeles Dodgers granted free agency.
Mariano Rivera of the New York Yankees granted free agency.
Francisco Rodríguez of the Milwaukee Brewers granted free agency.
Scott Rolen of the Cincinnati Reds granted free agency.
Cody Ross of the Boston Red Sox granted free agency.
David Ross of the Atlanta Braves granted free agency.
Aníbal Sánchez of the Detroit Tigers granted free agency.
Freddy Sanchez of the San Francisco Giants granted free agency.
Jonathan Sánchez of the Colorado Rockies granted free agency.
Joe Saunders of the Baltimore Orioles granted free agency.
Brian Schneider of the Philadelphia Phillies granted free agency.
Luke Scott of the Tampa Bay Rays granted free agency.
Marco Scutaro of the San Francisco Giants granted free agency.
Ben Sheets of the Atlanta Braves granted free agency.
George Sherrill of the Seattle Mariners granted free agency.
Kelly Shoppach of the New York Mets granted free agency.
Grady Sizemore of the Cleveland Indians granted free agency.
Ichiro Suzuki of the New York Yankees granted free agency.
Nick Swisher of the New York Yankees granted free agency.
Yoshinori Tateyama of the Texas Rangers granted free agency.
Ryan Theriot of the San Francisco Giants granted free agency.
Jim Thome of the Baltimore Orioles granted free agency.
Matt Treanor of the Los Angeles Dodgers granted free agency.
Koji Uehara of the Texas Rangers granted free agency.
B.J. Upton of the Tampa Bay Rays granted free agency.
José Valverde of the Detroit Tigers granted free agency.
José Veras of the Milwaukee Brewers granted free agency.
Shane Victorino of the Los Angeles Dodgers granted free agency.
Carlos Villanueva of the Toronto Blue Jays granted free agency.
Chien-Ming Wang of the Washington Nationals granted free agency.
Ty Wigginton of the Philadelphia Phillies granted free agency.
Dewayne Wise of the Chicago White Sox granted free agency.
Randy Wolf of the Baltimore Orioles granted free agency.
Jamey Wright of the Los Angeles Dodgers granted free agency.
Chris Young of the New York Mets granted free agency.
Delmon Young of the Detroit Tigers granted free agency.
Carlos Zambrano of the Miami Marlins granted free agency.
Chipper Jones voluntarily retired from the Atlanta Braves.
The Pittsburgh Pirates released Hisanori Takahashi.
The Texas Rangers selected Konrad Schmidt off waivers from the Arizona Diamondbacks.
- October 30, 2012
Dallas Braden of the Oakland Athletics granted free agency.
Joey Devine of the Oakland Athletics granted free agency.
Brett Myers of the Chicago White Sox granted free agency.
Kevin Youkilis of the Chicago White Sox granted free agency.
- October 31, 2012
Rod Barajas of the Pittsburgh Pirates granted free agency.
Henry Blanco of the Arizona Diamondbacks granted free agency.
Roberto Hernández of the Cleveland Indians granted free agency.
Travis Hafner of the Cleveland Indians granted free agency.
Don Kelly of the Detroit Tigers granted free agency.
Matt Lindstrom of the Arizona Diamondbacks granted free agency.
Ryan Ludwick of the Cincinnati Reds granted free agency.
Joe Mather of the Chicago Cubs granted free agency.
Casey McGehee of the New York Yankees granted free agency.
Chris Snyder of the Houston Astros granted free agency.
Joakim Soria of the Kansas City Royals granted free agency.
Rafael Soriano of the New York Yankees granted free agency.
The Kansas City Royals traded Brandon Sisk (minors) to the Los Angeles Angels of Anaheim for Ervin Santana and cash.
The Toronto Blue Jays selected Scott Maine off waivers from the Cleveland Indians.
- November 1, 2012
The Kansas City Royals signed Anthony Ortega as a free agent.
Fernando Abad of the Houston Astros granted free agency.
J.C. Boscán of the Atlanta Braves granted free agency.
Sean Burnett of the Washington Nationals granted free agency.
Matt Downs of the Houston Astros granted free agency.
Aubrey Huff of the San Francisco Giants granted free agency.
Adam LaRoche of the Washington Nationals granted free agency.
Vinny Rottino of the Cleveland Indians granted free agency.
Kevin Slowey of the Cleveland Indians granted free agency.
José Valdez of the Houston Astros granted free agency.
Mike Zagurski of the Arizona Diamondbacks granted free agency.
The Houston Astros selected Sam Demel off waivers from the Arizona Diamondbacks.
The Houston Astros selected Jake Elmore off waivers from the Arizona Diamondbacks.
The Atlanta Braves selected Jordan Schafer off waivers from the Houston Astros.
- November 2, 2012
The Seattle Mariners signed Hisashi Iwakuma as a free agent.
The Miami Marlins signed Francis Martes as an amateur free agent.
Matt Carson of the Minnesota Twins granted free agency.
Dan Haren of the Los Angeles Angels of Anaheim granted free agency.
Kameron Loe of the Milwaukee Brewers granted free agency.
Nyjer Morgan of the Milwaukee Brewers granted free agency.
The Baltimore Orioles selected Alexi Casilla off waivers from the Minnesota Twins.
The Minnesota Twins selected Thomas Field off waivers from the Colorado Rockies.
The Kansas City Royals selected Brett Hayes off waivers from the Miami Marlins.
The Milwaukee Brewers selected Arcenio León off waivers from the Houston Astros.
The Kansas City Royals selected Guillermo Moscoso off waivers from the Colorado Rockies.
The Chicago Cubs selected Zach Putnam off waivers from the Colorado Rockies.
The Minnesota Twins selected Josh Roenicke off waivers from the Colorado Rockies.
The Cleveland Indians selected Blake Wood off waivers from the Kansas City Royals.
- November 3, 2012
The Oakland Athletics signed Bartolo Colón as a free agent.
The Seattle Mariners signed Óliver Pérez as a free agent.
Ryan Adams of the Baltimore Orioles granted free agency.
Jim Adduci of the Chicago Cubs granted free agency.
Chris Aguila of the Miami Marlins granted free agency.
Jonathan Albaladejo of the Arizona Diamondbacks granted free agency.
Cory Aldridge of the Los Angeles Angels of Anaheim granted free agency.
Erick Almonte of the Milwaukee Brewers granted free agency.
José Álvarez of the Florida Marlins granted free agency.
Bryan Anderson of the St. Louis Cardinals granted free agency.
Nevin Ashley of the Tampa Bay Rays granted free agency.
Mitch Atkins of the Washington Nationals granted free agency.
Bryan Augenstein of the Tampa Bay Rays granted free agency.
Collin Balester of the Detroit Tigers granted free agency.
Lorenzo Barceló of the Los Angeles Dodgers granted free agency.
Josh Barfield of the Baltimore Orioles granted free agency.
Jimmy Barthmaier of the Washington Nationals granted free agency.
Josh Bell of the Arizona Diamondbacks granted free agency.
James Beresford of the Minnesota Twins granted free agency.
Justin Berg of the Chicago Cubs granted free agency.
Jason Bergmann of the Colorado Rockies granted free agency.
Doug Bernier of the New York Yankees granted free agency.
Austin Bibens-Dirkx of the Colorado Rockies granted free agency.
Brian Bocock of the Toronto Blue Jays granted free agency.
Brandon Boggs of the Pittsburgh Pirates granted free agency.
Brian Bogusevic of the Houston Astros granted free agency.
Chris Bootcheck of the Detroit Tigers granted free agency.
Andrew Brackman of the Cincinnati Reds granted free agency.
Brooks Brown of the Detroit Tigers granted free agency.
Dusty Brown of the Texas Rangers granted free agency.
Jordan Brown of the Milwaukee Brewers granted free agency.
Billy Buckner of the Boston Red Sox granted free agency.
Ryan Budde of the Arizona Diamondbacks granted free agency.
Jay Buente of the Tampa Bay Rays granted free agency.
Jason Bulger of the New York Yankees granted free agency.
Greg Burke of the Baltimore Orioles granted free agency.
Brian Burres of the San Francisco Giants granted free agency.
Matt Buschmann of the Tampa Bay Rays granted free agency.
Josh Butler of the Milwaukee Brewers granted free agency.
Daniel Cabrera of the Arizona Diamondbacks granted free agency.
Fernando Cabrera of the New York Mets granted free agency.
Adrian Cardenas of the Chicago Cubs granted free agency.
Buddy Carlyle of the Atlanta Braves granted free agency.
Drew Carpenter of the New York Mets granted free agency.
Fabio Castillo of the Texas Rangers granted free agency.
Wilkin Castillo of the Colorado Rockies granted free agency.
Fabio Castro of the Oakland Athletics granted free agency.
Mike Cervenak of the Miami Marlins granted free agency.
Justin Christian of the San Francisco Giants granted free agency.
Cody Clark of the Kansas City Royals granted free agency.
Jeff Clement of the Pittsburgh Pirates granted free agency.
Willie Collazo of the Toronto Blue Jays granted free agency.
Scott Copeland of the Toronto Blue Jays granted free agency.
Tim Corcoran of the Los Angeles Dodgers granted free agency.
Erik Cordier of the Atlanta Braves granted free agency.
Mike Costanzo of the Cincinnati Reds granted free agency.
Michael Crotta of the Pittsburgh Pirates granted free agency.
Trevor Crowe of the Los Angeles Angels of Anaheim granted free agency.
Aaron Cunningham of the Cleveland Indians granted free agency.
Jack Cust of the Toronto Blue Jays granted free agency.
Blake Davis of the Baltimore Orioles granted free agency.
Brad Davis of the Detroit Tigers granted free agency.
Doug Davis of the Kansas City Royals granted free agency.
Rob Delaney of the Miami Marlins granted free agency.
Manny Delcarmen of the New York Yankees granted free agency.
Jorge De León of the Houston Astros granted free agency.
Enerio Del Rosario of the Houston Astros granted free agency.
Dayán Díaz of the Houston Astros granted free agency.
Jonathan Diaz of the Toronto Blue Jays granted free agency.
Jumbo Díaz of the Pittsburgh Pirates granted free agency.
Robinzon Díaz of the Texas Rangers granted free agency.
Danny Dorn of the Detroit Tigers granted free agency.
Stephen Drew of the Oakland Athletics granted free agency.
Germán Durán of the Miami Marlins granted free agency.
Luis Durango of the Atlanta Braves granted free agency.
Scott Elarton of the Philadelphia Phillies granted free agency.
Brad Emaus of the New York Mets granted free agency.
Sergio Escalona of the Houston Astros granted free agency.
Brian Esposito of the Chicago Cubs granted free agency.
Nick Evans of the Pittsburgh Pirates granted free agency.
Willie Eyre of the Texas Rangers granted free agency.
Jesús Feliciano of the Tampa Bay Rays granted free agency.
Pedro Feliciano of the New York Yankees granted free agency.
Josh Fields of the Los Angeles Dodgers granted free agency.
Nelson Figueroa of the Boston Red Sox granted free agency.
Carlos Fisher of the Cincinnati Reds granted free agency.
Darren Ford of the Seattle Mariners granted free agency.
Lew Ford of the Baltimore Orioles granted free agency.
Jake Fox of the Philadelphia Phillies granted free agency.
Jeff Frazier of the Chicago Cubs granted free agency.
Luke French of the Minnesota Twins granted free agency.
Jeff Fulchino of the Washington Nationals granted free agency.
Sean Gallagher of the Cincinnati Reds granted free agency.
Ryan Garko of the Tampa Bay Rays granted free agency.
Cole Garner of the New York Yankees granted free agency.
Steve Garrison of the Seattle Mariners granted free agency.
Josh Geer of the San Diego Padres granted free agency.
Jerry Gil of the Toronto Blue Jays granted free agency.
Gary Glover of the Miami Marlins granted free agency.
Greg Golson of the Chicago White Sox granted free agency.
Andy González of the Milwaukee Brewers granted free agency.
Édgar González of the Houston Astros granted free agency.
Tuffy Gosewisch of the Toronto Blue Jays granted free agency.
Rúben Gotay of the Atlanta Braves granted free agency.
Tyler Graham of the Arizona Diamondbacks granted free agency.
Jeff Gray of the Minnesota Twins granted free agency.
Aaron Guiel of the Kansas City Royals granted free agency.
Ángel Guzmán of the Los Angeles Dodgers granted free agency.
Brendan Harris of the Colorado Rockies granted free agency.
Willie Harris of the Cincinnati Reds granted free agency.
Jerad Head of the Detroit Tigers granted free agency.
Aaron Heilman of the Texas Rangers granted free agency.
Diory Hernández of the Chicago Cubs granted free agency.
Michel Hernández of the Cleveland Indians granted free agency.
Mike Hessman of the Houston Astros granted free agency.
Jamie Hoffmann of the Baltimore Orioles granted free agency.
Jarrett Hoffpauir of the Washington Nationals granted free agency.
Michael Hollimon of the Minnesota Twins granted free agency.
Kyle Hudson of the Philadelphia Phillies granted free agency.
Chad Huffman of the Cleveland Indians granted free agency.
Dusty Hughes of the Atlanta Braves granted free agency.
Luke Hughes of the Toronto Blue Jays granted free agency.
Tug Hulett of the Philadelphia Phillies granted free agency.
Cedric Hunter of the St. Louis Cardinals granted free agency.
Hernán Iribarren of the Colorado Rockies granted free agency.
Travis Ishikawa of the Milwaukee Brewers granted free agency.
Conor Jackson of the Chicago White Sox granted free agency.
Zach Jackson of the Texas Rangers granted free agency.
Chris Jakubauskas of the Toronto Blue Jays granted free agency.
Jason Jaramillo of the Oakland Athletics granted free agency.
Luis Jiménez of the Seattle Mariners granted free agency.
Waldis Joaquín of the Washington Nationals granted free agency.
Eric Junge of the Colorado Rockies granted free agency.
Kila Ka'aihue of the Oakland Athletics granted free agency.
Matt Kata of the Texas Rangers granted free agency.
Sean Kazmar Jr. of the New York Mets granted free agency.
Logan Kensing of the Pittsburgh Pirates granted free agency.
Kevin Kouzmanoff of the Kansas City Royals granted free agency.
Josh Kroeger of the Atlanta Braves granted free agency.
Blake Lalli of the Oakland Athletics granted free agency.
Jeff Larish of the Pittsburgh Pirates granted free agency.
Andy LaRoche of the Boston Red Sox granted free agency.
Brent Leach of the Atlanta Braves granted free agency.
Jensen Lewis of the Arizona Diamondbacks granted free agency.
Todd Linden of the San Francisco Giants granted free agency.
John Lindsey of the Detroit Tigers granted free agency.
Shane Lindsay of the Chicago White Sox granted free agency.
Jon Link of the Miami Marlins granted free agency.
Adam Loewen of the New York Mets granted free agency.
Rodrigo López of the Chicago Cubs granted free agency.
Shane Loux of the San Francisco Giants granted free agency.
Ed Lucas of the Los Angeles Angels of Anaheim granted free agency.
Héctor Luna of the Pittsburgh Pirates granted free agency.
Mike MacDougal of the Washington Nationals granted free agency.
Ryan Madson of the Cincinnati Reds granted free agency.
John Maine of the New York Yankees granted free agency.
Val Majewski of the Texas Rangers granted free agency.
Matt Maloney of the Minnesota Twins granted free agency.
Matt Mangini of the Arizona Diamondbacks granted free agency.
Jeff Manship of the Minnesota Twins granted free agency.
Tommy Manzella of the Chicago White Sox granted free agency.
Jeff Marquez of the Colorado Rockies granted free agency.
J.D. Martin of the Miami Marlins granted free agency.
José Martínez of the Chicago White Sox granted free agency.
Lucas May of the New York Mets granted free agency.
Paul McAnulty of the Los Angeles Angels of Anaheim granted free agency.
Mike McClendon of the Milwaukee Brewers granted free agency.
Seth McClung of the Chicago Cubs granted free agency.
Daniel McCutchen of the Pittsburgh Pirates granted free agency.
Dallas McPherson of the Pittsburgh Pirates granted free agency.
Jon Meloan of the New York Yankees granted free agency.
Jason Michaels of the Washington Nationals granted free agency.
Corky Miller of the Cincinnati Reds granted free agency.
Zach Miner of the Detroit Tigers granted free agency.
Pat Misch of the Philadelphia Phillies granted free agency.
Garrett Mock of the Houston Astros granted free agency.
Gustavo Molina of the New York Yankees granted free agency.
Luis Montañez of the St. Louis Cardinals granted free agency.
Luke Montz of the Miami Marlins granted free agency.
Jeremy Moore of the Los Angeles Angels of Anaheim granted free agency.
José Morales of the Pittsburgh Pirates granted free agency.
Scott Munter of the San Francisco Giants granted free agency.
Bill Murphy of the Toronto Blue Jays granted free agency.
Oswaldo Navarro of the New York Mets granted free agency.
Brad Nelson of the Texas Rangers granted free agency.
Mike Nickeas of the New York Mets granted free agency.
Fernando Nieve of the Los Angeles Dodgers granted free agency.
C.J. Nitkowski of the New York Mets granted free agency.
Mike O'Connor of the New York Yankees granted free agency.
Will Ohman of the Cincinnati Reds granted free agency.
Ramón Ortiz of the New York Yankees granted free agency.
Sean O'Sullivan of the Toronto Blue Jays granted free agency.
Matt Pagnozzi of the Cleveland Indians granted free agency.
Mike Parisi of the Los Angeles Dodgers granted free agency.
Blake Parker of the Chicago Cubs granted free agency.
Val Pascucci of the New York Mets granted free agency.
Corey Patterson of the Milwaukee Brewers granted free agency.
David Pauley of the Seattle Mariners granted free agency.
Ramiro Peña of the New York Yankees granted free agency.
Tony Peña of the Boston Red Sox granted free agency.
Lance Pendleton of the Tampa Bay Rays granted free agency.
Miguel Pérez of the Pittsburgh Pirates granted free agency.
Gregorio Petit of the Cleveland Indians granted free agency.
Chris Pettit of the Colorado Rockies granted free agency.
Paul Phillips of the Toronto Blue Jays granted free agency.
Zach Phillips of the Baltimore Orioles granted free agency.
Félix Pie of the Atlanta Braves granted free agency.
Manny Piña of the Kansas City Royals granted free agency.
Joel Piñeiro of the Baltimore Orioles granted free agency.
Yohan Pino of the Toronto Blue Jays granted free agency.
Landon Powell of the Houston Astros granted free agency.
David Purcey of the Philadelphia Phillies granted free agency.
Horacio Ramírez of the Chicago Cubs granted free agency.
Cody Ransom of the Arizona Diamondbacks granted free agency.
Robert Ray of the Miami Marlins granted free agency.
Ryan Reid of the Tampa Bay Rays granted free agency.
Chad Reineke of the Cincinnati Reds granted free agency.
Anthony Reyes of the San Diego Padres granted free agency.
Jo-Jo Reyes of the Pittsburgh Pirates granted free agency.
Greg Reynolds of the Texas Rangers granted free agency.
Will Rhymes of the Tampa Bay Rays granted free agency.
Scott Rice of the Los Angeles Dodgers granted free agency.
Antoan Richardson of the Baltimore Orioles granted free agency.
Royce Ring of the Colorado Rockies granted free agency.
Mike Rivera of the Boston Red Sox granted free agency.
René Rivera of the Minnesota Twins granted free agency.
Nate Robertson of the Toronto Blue Jays granted free agency.
Aneury Rodríguez of the Houston Astros granted free agency.
Eddy Rodríguez of the San Diego Padres granted free agency.
Joshua Rodriguez of the New York Mets granted free agency.
Luis Rodríguez of the Seattle Mariners granted free agency.
Ryan Rohlinger of the Cleveland Indians granted free agency.
Miguel Rojas of the Cincinnati Reds granted free agency.
Jamie Romak of the St. Louis Cardinals granted free agency.
Niuman Romero of the Detroit Tigers granted free agency.
Alberto Rosario of the Los Angeles Angels of Anaheim granted free agency.
Ryan Rowland-Smith of the Chicago Cubs granted free agency.
Rich Rundles of the Baltimore Orioles granted free agency.
Adam Russell of the Los Angeles Angels of Anaheim granted free agency.
Kevin Russo of the New York Yankees granted free agency.
Rusty Ryal of the Atlanta Braves granted free agency.
Clint Sammons of the Miami Marlins granted free agency.
Brian Sanches of the Houston Astros granted free agency.
Omir Santos of the Colorado Rockies granted free agency.
Zack Segovia of the Detroit Tigers granted free agency.
Atahualpa Severino of the Washington Nationals granted free agency.
JB Shuck of the Houston Astros granted free agency.
Greg Smith of the Los Angeles Angels of Anaheim granted free agency.
Jordan Smith of the Cincinnati Reds granted free agency.
Brad Snyder of the Houston Astros granted free agency.
Miguel Socolovich of the Chicago Cubs granted free agency.
Yangervis Solarte of the Texas Rangers granted free agency.
Ryan Spilborghs of the Texas Rangers granted free agency.
Daniel Stange of the San Diego Padres granted free agency.
Mitch Stetter of the Milwaukee Brewers granted free agency.
Jeff Stevens of the New York Mets granted free agency.
Jesús Sucre of the Seattle Mariners granted free agency.
Brian Sweeney of the Seattle Mariners granted free agency.
Craig Tatum of the New York Yankees granted free agency.
Graham Taylor of the Miami Marlins granted free agency.
Mark Teahen of the Washington Nationals granted free agency.
Kanekoa Texeira of the Cincinnati Reds granted free agency.
Clete Thomas of the Minnesota Twins granted free agency.
Rich Thompson of the Oakland Athletics granted free agency.
Erick Threets of the Los Angeles Dodgers granted free agency.
Terry Tiffee of the Atlanta Braves granted free agency.
Matt Tolbert of the Chicago Cubs granted free agency.
Brett Tomko of the Arizona Diamondbacks granted free agency.
Carlos Torres of the Colorado Rockies granted free agency.
Rene Tosoni of the Minnesota Twins granted free agency.
J.R. Towles of the Minnesota Twins granted free agency.
Ramón Troncoso of the Los Angeles Dodgers granted free agency.
Matt Tuiasosopo of the New York Mets granted free agency.
Chris Valaika of the Cincinnati Reds granted free agency.
Jairo Asencio of the Chicago Cubs granted free agency.
Merkin Valdez of the Oakland Athletics granted free agency.
Claudio Vargas of the Milwaukee Brewers granted free agency.
Gil Velazquez of the Miami Marlins granted free agency.
Eugenio Vélez of the St. Louis Cardinals granted free agency.
Henry Villar of the Houston Astros granted free agency.
Óscar Villarreal of the Baltimore Orioles granted free agency.
Pedro Viola of the Baltimore Orioles granted free agency.
Neil Wagner of the San Diego Padres granted free agency.
Kyle Waldrop of the Minnesota Twins granted free agency.
Jared Wells of the Colorado Rockies granted free agency.
Sean West of the Miami Marlins granted free agency.
Kevin Whelan of the New York Yankees granted free agency.
Sean White of the Los Angeles Angels of Anaheim granted free agency.
Josh Wilson of the Atlanta Braves granted free agency.
Brandon Wood of the Colorado Rockies granted free agency.
Tim Wood of the Pittsburgh Pirates granted free agency.
Matt Young of the St. Louis Cardinals granted free agency.
Lance Zawadzki of the St. Louis Cardinals granted free agency.
The Cleveland Indians traded Esmil Rogers to the Toronto Blue Jays for Mike Aviles and Yan Gomes.
- November 4, 2012
The Arizona Diamondbacks signed Tuffy Gosewisch as a free agent.
The Miami Marlins signed Kevin Kouzmanoff as a free agent.
The Tampa Bay Rays signed Joel Peralta as a free agent.
- November 5, 2012
The Cleveland Indians signed Luis Hernández as a free agent.
The Atlanta Braves signed Josh Kroeger as a free agent.
The Boston Red Sox signed David Ortiz as a free agent.
The Miami Marlins signed Jordan Smith as a free agent.
The Miami Marlins signed Chris Valaika as a free agent.
The Milwaukee Brewers signed Jairo Asencio as a free agent.
Steven Tolleson of the Baltimore Orioles granted free agency.
The Cincinnati Reds released Josh Judy.
The New York Yankees selected Eli Whiteside off waivers from the San Francisco Giants.
- November 6, 2012
The Arizona Diamondbacks signed Eddie Bonine as a free agent.
The Pittsburgh Pirates signed Darren Ford as a free agent.
Clay Hensley of the San Francisco Giants granted free agency.
The Seattle Mariners selected Scott Cousins off waivers from the Toronto Blue Jays.
The New York Yankees selected David Herndon off waivers from the Toronto Blue Jays.
The New York Yankees selected Josh Spence off waivers from the San Diego Padres.
- November 7, 2012
The New York Mets signed Greg Burke as a free agent.
The Boston Red Sox signed Mitch Maier as a free agent.
The Washington Nationals signed Carlos Maldonado as a free agent.
The Arizona Diamondbacks signed Garrett Mock as a free agent.
The Oakland Athletics signed Luke Montz as a free agent.
The New York Mets signed Mike Nickeas as a free agent.
The Chicago Cubs signed Blake Parker as a free agent.
The Kansas City Royals signed Manny Piña as a free agent.
The Washington Nationals signed Will Rhymes as a free agent.
Bill Bray of the Cincinnati Reds granted free agency.
Wilson Valdez of the Cincinnati Reds granted free agency.
The New York Mets released Jason Bay.
The Chicago White Sox traded Brandon Kloess (minors) to the San Diego Padres for Blake Tekotte.
- November 8, 2012
The Detroit Tigers signed José Álvarez as a free agent.
The Toronto Blue Jays signed Maicer Izturis as a free agent.
The Pittsburgh Pirates signed Ryan Reid as a free agent.
The San Diego Padres signed Eddy Rodríguez as a free agent.
The Arizona Diamondbacks signed Brad Snyder as a free agent.
Emmanuel Burriss of the San Francisco Giants granted free agency.
The Toronto Blue Jays purchased Jeremy Jeffress from the Kansas City Royals.
The Kansas City Royals traded Tommy Hottovy to the Texas Rangers for a player to be named later. The Texas Rangers sent Desmond Henry (minors) (March 27, 2013) to the Kansas City Royals to complete the trade.
- November 9, 2012
The Kansas City Royals signed Luis Durango as a free agent.
The Toronto Blue Jays signed Justin Germano as a free agent.
The Toronto Blue Jays signed Bobby Korecky as a free agent.
The Pittsburgh Pirates signed Jeff Larish as a free agent.
The Kansas City Royals signed Brandon Wood as a free agent.
- November 10, 2012
The Minnesota Twins signed Eric Fryer as a free agent.
The Minnesota Twins signed Tim Wood as a free agent.
- November 11, 2012
The Chicago White Sox signed Bryan Anderson as a free agent.
- November 12, 2012
The Texas Rangers signed Jim Adduci as a free agent.
The Pittsburgh Pirates signed Brooks Brown as a free agent.
The Texas Rangers signed Aaron Cunningham as a free agent.
The Cincinnati Reds signed Mike Hessman as a free agent.
The Detroit Tigers signed Shawn Hill as a free agent.
The Baltimore Orioles signed Daniel McCutchen as a free agent.
The Baltimore Orioles signed Dan Meyer as a free agent.
The Chicago White Sox signed Ramón Troncoso as a free agent.
Jason Bourgeois of the Kansas City Royals granted free agency.
- November 13, 2012
The Los Angeles Dodgers signed Juan Abreu as a free agent.
The Chicago Cubs signed Scott Baker as a free agent.
The Los Angeles Angels of Anaheim signed Billy Buckner as a free agent.
The Los Angeles Angels of Anaheim signed Luke Carlin as a free agent.
The Chicago Cubs signed Alberto González as a free agent.
The St. Louis Cardinals signed Rob Johnson as a free agent.
The Atlanta Braves signed José Martínez as a free agent.
The Los Angeles Angels of Anaheim signed Jo-Jo Reyes as a free agent.
The Los Angeles Dodgers signed Miguel Rojas as a free agent.
The Los Angeles Angels of Anaheim signed Mitch Stetter as a free agent.
- November 14, 2012
The San Francisco Giants signed Jeremy Affeldt as a free agent.
The Minnesota Twins signed James Beresford as a free agent.
The Chicago Cubs signed Brian Bogusevic as a free agent.
The Chicago Cubs signed J.C. Boscán as a free agent.
The Cincinnati Reds signed Emmanuel Burriss as a free agent.
The Tampa Bay Rays signed Matt Buschmann as a free agent.
The San Francisco Giants signed Fabio Castillo as a free agent.
The Baltimore Orioles signed Lew Ford as a free agent.
The San Francisco Giants signed Eric Hacker as a free agent.
The Los Angeles Angels of Anaheim signed Brendan Harris as a free agent.
The Milwaukee Brewers signed Blake Lalli as a free agent.
The Arizona Diamondbacks signed Rommie Lewis as a free agent.
The Boston Red Sox signed David Ross as a free agent.
The Seattle Mariners signed Jesús Sucre as a free agent.
The Chicago White Sox signed Steven Tolleson as a free agent.
The St. Louis Cardinals released Kyle McClellan.
The Miami Marlins selected Scott Maine off waivers from the Toronto Blue Jays.
- November 15, 2012
The Toronto Blue Jays signed Willie Collazo as a free agent.
The Detroit Tigers signed Brad Davis as a free agent.
The Atlanta Braves signed Dusty Hughes as a free agent.
The Milwaukee Brewers signed Zach Kroenke as a free agent.
The Los Angeles Angels of Anaheim signed Trent Oeltjen as a free agent.
The Texas Rangers signed Scott Olsen as a free agent.
The Chicago White Sox signed David Purcey as a free agent.
The Los Angeles Angels of Anaheim signed JB Shuck as a free agent.
The Oakland Athletics signed Justin Thomas as a free agent.
The New York Mets signed Carlos Torres as a free agent.
The Toronto Blue Jays signed Neil Wagner as a free agent.
The Atlanta Braves signed James Hoyt as a free agent.
- November 16, 2012
The New York Mets signed Brian Bixler as a free agent.
The Los Angeles Dodgers signed Wilkin Castillo as a free agent.
The Milwaukee Brewers signed Frankie De La Cruz as a free agent.
The Philadelphia Phillies signed Josh Fields as a free agent.
The Detroit Tigers signed Torii Hunter as a free agent.
The Los Angeles Dodgers signed Gregory Infante as a free agent.
The Atlanta Braves signed Gerald Laird as a free agent.
The Chicago Cubs signed Dioner Navarro as a free agent.
The New York Mets signed Scott Rice as a free agent.
The Kansas City Royals signed Brian Sanches as a free agent.
The Kansas City Royals signed Atahualpa Severino as a free agent.
The Cleveland Indians signed Nate Spears as a free agent.
The Oakland Athletics traded A.J. Kirby-Jones (minors) and Tyson Ross to the San Diego Padres for Andy Parrino and Andrew Werner.
- November 17, 2012
The St. Louis Cardinals signed Justin Christian as a free agent.
The Arizona Diamondbacks signed Kila Ka'aihue as a free agent.
The Colorado Rockies signed Jeff Manship as a free agent.
- November 18, 2012
The New York Mets signed Jamie Hoffmann as a free agent.
The Detroit Tigers signed Kevin Russo as a free agent.
- November 19, 2012
The Washington Nationals signed Fernando Abad as a free agent.
The Cincinnati Reds signed Nevin Ashley as a free agent.
The Toronto Blue Jays signed Melky Cabrera as a free agent.
The Chicago Cubs signed Shawn Camp as a free agent.
The Cleveland Indians signed Matt Carson as a free agent.
The Los Angeles Dodgers signed Nick Evans as a free agent.
The Cleveland Indians signed Cedric Hunter as a free agent.
The Pittsburgh Pirates signed Félix Pie as a free agent.
The Miami Marlins signed Juan Pierre as a free agent.
The Cincinnati Reds signed Jeff Stevens as a free agent.
The Miami Marlins signed Félix Bautista as a free agent.
The San Diego Padres signed Emmanuel Ramirez as a free agent.
The St. Louis Cardinals released Brandon Dickson.
The Miami Marlins traded Emilio Bonifácio, John Buck, Mark Buehrle, Josh Johnson, José Reyes and cash to the Toronto Blue Jays for Henderson Alvarez III, Anthony DeSclafani, Yunel Escobar, Adeiny Hechavarría, Jake Marisnick, Jeff Mathis and Justin Nicolino.
- November 20, 2012
The Pittsburgh Pirates signed Erik Cordier as a free agent.
The Houston Astros signed Trevor Crowe as a free agent.
The Cincinnati Reds signed Jumbo Díaz as a free agent.
The Houston Astros signed Sergio Escalona as a free agent.
The Houston Astros signed Édgar González as a free agent.
The Kansas City Royals signed Jeremy Guthrie as a free agent.
The New York Yankees signed Hiroki Kuroda as a free agent.
The San Francisco Giants signed Guillermo Quiroz as a free agent.
The St. Louis Cardinals signed Jamie Romak as a free agent.
The Detroit Tigers signed Jess Todd as a free agent.
The Los Angeles Angels of Anaheim signed Matt Young as a free agent.
David Herndon of the New York Yankees granted free agency.
The Detroit Tigers released Ryan Raburn.
The Baltimore Orioles traded Robert Andino to the Seattle Mariners for Trayvon Robinson.
The Chicago Cubs traded Jake Brigham to the Texas Rangers for Barret Loux (minors).
The Arizona Diamondbacks traded Ryan Wheeler to the Colorado Rockies for Matt Reynolds.
The New York Yankees selected Mickey Storey off waivers from the Houston Astros.
- November 21, 2012
The Toronto Blue Jays signed Alex Hinshaw as a free agent.
The Philadelphia Phillies signed Edubray Ramos as a free agent.
The Houston Astros signed José Valdez as a free agent.
The Chicago White Sox signed Dewayne Wise as a free agent.
Scott Moore of the Houston Astros granted free agency.
The Chicago Cubs released Bryan LaHair.
- November 22, 2012
The Houston Astros signed Jorge De León as a free agent.
- November 24, 2012
The Arizona Diamondbacks signed Mark Teahen as a free agent.
- November 25, 2012
The Miami Marlins signed Zach Phillips as a free agent.
- November 26, 2012
The New York Mets signed Tim Byrdak as a free agent.
The Minnesota Twins signed Jeff Clement as a free agent.
The Detroit Tigers signed John Lindsey as a free agent.
The Detroit Tigers signed Matt Tuiasosopo as a free agent.
Andrew Brown of the Colorado Rockies granted free agency.
Brent Lillibridge of the Cleveland Indians granted free agency.
The New York Mets purchased Brandon Hicks from the Oakland Athletics.
- November 27, 2012
The Chicago Cubs signed Scott Feldman as a free agent.
The Philadelphia Phillies signed Humberto Quintero as a free agent.
- November 28, 2012
The Texas Rangers signed Collin Balester as a free agent.
The Cincinnati Reds signed Jonathan Broxton as a free agent.
The San Diego Padres signed Travis Buck as a free agent.
The Minnesota Twins signed Jason Lane as a free agent.
The Los Angeles Angels of Anaheim signed Ryan Madson as a free agent.
The New York Yankees signed Andy Pettitte as a free agent.
The Boston Red Sox signed Alberto Rosario as a free agent.
The San Diego Padres signed Daniel Stange as a free agent.
The Chicago Cubs signed Adbert Alzolay as an amateur free agent.
Brayan Peña of the Kansas City Royals granted free agency.
Chris Volstad of the Kansas City Royals granted free agency.
The Baltimore Orioles purchased Danny Valencia from the Boston Red Sox.
The Arizona Diamondbacks released Brad Bergesen.
The Seattle Mariners released Chone Figgins.
The San Diego Padres traded Cory Burns to the Texas Rangers for a player to be named later. The Texas Rangers sent Wilfredo Boscán (December 6, 2012) to the San Diego Padres to complete the trade.
The Kansas City Royals traded Vin Mazzaro and Clint Robinson to the Pittsburgh Pirates for Luis Rico (minors) and Luis Santos.
The Boston Red Sox traded Sandy Rosario to the Oakland Athletics for a player to be named later. The Oakland Athletics sent Graham Godfrey (December 7, 2012) to the Boston Red Sox to complete the trade.
The Boston Red Sox traded Zach Stewart to the Pittsburgh Pirates for a player to be named later. The Pittsburgh Pirates sent Kyle Kaminska (minors) (December 6, 2012) to the Boston Red Sox to complete the trade.
- November 29, 2012
The Tampa Bay Rays signed Mike Fontenot as a free agent.
The New York Yankees signed David Herndon as a free agent.
The Oakland Athletics signed Scott Moore as a free agent.
The Tampa Bay Rays signed Rich Thompson as a free agent.
The Atlanta Braves signed B.J. Upton as a free agent.
The Boston Red Sox signed Óscar Villarreal as a free agent.
The Minnesota Twins traded Denard Span to the Washington Nationals for Alex Meyer.
The Los Angeles Angels of Anaheim selected Thomas Field off waivers from the Minnesota Twins.
- November 30, 2012
The Pittsburgh Pirates signed Russell Martin as a free agent.
The Cleveland Indians signed Fernando Nieve as a free agent.
The New York Yankees signed Mariano Rivera as a free agent.
Manny Acosta of the New York Mets granted free agency.
Robert Andino of the Seattle Mariners granted free agency.
Scott Atchison of the Boston Red Sox granted free agency.
Jake Brigham of the Texas Rangers granted free agency.
Jaye Chapman of the Chicago Cubs granted free agency.
Jesús Flores of the Washington Nationals granted free agency.
Ben Francisco of the Tampa Bay Rays granted free agency.
Tom Gorzelanny of the Washington Nationals granted free agency.
Jack Hannahan of the Cleveland Indians granted free agency.
Rich Hill of the Boston Red Sox granted free agency.
Dan Johnson of the Chicago White Sox granted free agency.
Jair Jurrjens of the Atlanta Braves granted free agency.
Jeff Karstens of the Pittsburgh Pirates granted free agency.
John Lannan of the Washington Nationals granted free agency.
Peter Moylan of the Atlanta Braves granted free agency.
Kristopher Negrón of the Cincinnati Reds granted free agency.
Wil Nieves of the Arizona Diamondbacks granted free agency.
Lester Oliveros of the Minnesota Twins granted free agency.
Manny Parra of the Milwaukee Brewers granted free agency.
Mike Pelfrey of the New York Mets granted free agency.
Rafael Pérez of the Cleveland Indians granted free agency.
Denis Phipps of the Cincinnati Reds granted free agency.
Stu Pomeranz of the Baltimore Orioles granted free agency.
Zach Putnam of the Chicago Cubs granted free agency.
Omar Quintanilla of the Baltimore Orioles granted free agency.
Mark Reynolds of the Baltimore Orioles granted free agency.
Derrick Robinson of the Kansas City Royals granted free agency.
Nate Schierholtz of the Philadelphia Phillies granted free agency.
Daniel Schlereth of the Detroit Tigers granted free agency.
Chris Seddon of the Cleveland Indians granted free agency.
Brandon Snyder of the Texas Rangers granted free agency.
Geovany Soto of the Texas Rangers granted free agency.
Ian Stewart of the Chicago Cubs granted free agency.
Ryan Sweeney of the Boston Red Sox granted free agency.
Andrés Torres of the New York Mets granted free agency.
Cory Wade of the Toronto Blue Jays granted free agency.
Bobby Wilson of the Toronto Blue Jays granted free agency.
Brian Wilson of the San Francisco Giants granted free agency.
The Oakland Athletics traded Zack Thornton (minors) to the Pittsburgh Pirates for Chris Resop.
The Baltimore Orioles traded Jhondaniel Medina (minors) to the Pittsburgh Pirates for Yamaico Navarro.
The Atlanta Braves traded Tommy Hanson to the Los Angeles Angels of Anaheim for Jordan Walden.
The Atlanta Braves selected David Carpenter off waivers from the Boston Red Sox.
The Los Angeles Angels of Anaheim selected Scott Cousins off waivers from the Seattle Mariners.
The Houston Astros selected Philip Humber off waivers from the Chicago White Sox.
The Miami Marlins selected Joe Mahoney off waivers from the Baltimore Orioles.
The New York Yankees selected Jim Miller off waivers from the Oakland Athletics.
- December 1, 2012
The Seattle Mariners signed Robert Andino as a free agent.
The Atlanta Braves signed Blake DeWitt as a free agent.
The Boston Red Sox signed Jonny Gomes as a free agent.
The Philadelphia Phillies signed Zach Miner as a free agent.
The Cincinnati Reds signed Kristopher Negrón as a free agent.
The Minnesota Twins signed Lester Oliveros as a free agent.
The Cincinnati Reds signed Denis Phipps as a free agent.
The Pittsburgh Pirates signed Mike Zagurski as a free agent.
The Milwaukee Brewers traded Raul Mondesi (minors) to the Tampa Bay Rays for Burke Badenhop.
- December 3, 2012
The Washington Nationals signed Bill Bray as a free agent.
The Miami Marlins signed Jordan Brown as a free agent.
The Milwaukee Brewers signed Chris Jakubauskas as a free agent.
The San Diego Padres signed Jason Marquis as a free agent.
The Arizona Diamondbacks signed Jeremy Reed as a free agent.
The Texas Rangers signed Geovany Soto as a free agent.
The Boston Red Sox signed Drew Sutton as a free agent.
The St. Louis Cardinals signed Alex Reyes as an amateur free agent.
The Los Angeles Angels of Anaheim signed José Rodríguez as an amateur free agent.
The Toronto Blue Jays selected Eli Whiteside off waivers from the New York Yankees.
The Texas Rangers selected Eli Whiteside off waivers from the Toronto Blue Jays.
- December 4, 2012
The Detroit Tigers signed Trevor Bell as a free agent.
The Atlanta Braves signed Matt Pagnozzi as a free agent.
The Texas Rangers signed Joakim Soria as a free agent.
The Miami Marlins traded Yunel Escobar to the Tampa Bay Rays for Derek Dietrich.
The Colorado Rockies traded Alex Gillingham (minors) and Alex White to the Houston Astros for a player to be named later and Wilton López. The Houston Astros sent Jose Monzon (minors) (May 1, 2013) to the Colorado Rockies to complete the trade.
- December 5, 2012
The Tampa Bay Rays signed Jason Bourgeois as a free agent.
The Baltimore Orioles signed Conor Jackson as a free agent.
The Philadelphia Phillies signed César Jiménez as a free agent.
The Baltimore Orioles signed Adam Russell as a free agent.
The Detroit Tigers traded Andy Oliver to the Pittsburgh Pirates for Ramón Cabrera.
- December 6, 2012
The Cincinnati Reds drafted Ryan Dennick from the Kansas City Royals in the 2012 rule 5 draft.
The Seattle Mariners drafted Eric Farris from the Milwaukee Brewers in the 2012 rule 5 draft.
The Houston Astros drafted Josh Fields from the Boston Red Sox in the 2012 rule 5 draft.
The Houston Astros drafted Nate Freiman from the San Diego Padres in the 2012 rule 5 draft.
The Philadelphia Phillies drafted Ender Inciarte from the Arizona Diamondbacks in the 2012 rule 5 draft.
The Baltimore Orioles drafted T.J. McFarland from the Cleveland Indians in the 2012 rule 5 draft.
The Cleveland Indians drafted Chris McGuiness from the Texas Rangers in the 2012 rule 5 draft.
The Minnesota Twins drafted Ryan Pressly from the Boston Red Sox in the 2012 rule 5 draft.
The Chicago Cubs drafted Héctor Rondón from the Cleveland Indians in the 2012 rule 5 draft.
The Chicago White Sox drafted Ángel Sánchez from the Los Angeles Angels of Anaheim in the 2012 rule 5 draft.
The Texas Rangers signed Brandon Allen as a free agent.
The Arizona Diamondbacks signed Eric Hinske as a free agent.
The Atlanta Braves signed Reed Johnson as a free agent.
The Tampa Bay Rays signed James Loney as a free agent.
The Texas Rangers signed Evan Meek as a free agent.
The Arizona Diamondbacks signed Wil Nieves as a free agent.
The San Francisco Giants signed Marco Scutaro as a free agent.
The Texas Rangers signed Randy Wells as a free agent.
The Seattle Mariners signed Luis Liberato as a free agent.
The Minnesota Twins traded Ben Revere to the Philadelphia Phillies for Trevor May and Vance Worley.
The Houston Astros selected Mickey Storey off waivers from the New York Yankees.
The Boston Red Sox drafted Jeff Kobernus from the Washington Nationals in the 2012 rule 5 draft.
The New York Mets drafted Kyle Lobstein from the Tampa Bay Rays in the 2012 rule 5 draft.
The Detroit Tigers purchased Kyle Lobstein from the New York Mets.
The Boston Red Sox traded Jeff Kobernus to the Detroit Tigers for Justin Henry (minors).
- December 7, 2012
The Minnesota Twins signed Bryan Augenstein as a free agent.
The Minnesota Twins signed Brandon Boggs as a free agent.
The Los Angeles Dodgers signed Ángel Castro as a free agent.
The St. Louis Cardinals signed Randy Choate as a free agent.
The Boston Red Sox signed Jonathan Diaz as a free agent.
The Washington Nationals signed Dan Haren as a free agent.
The Colorado Rockies signed Hernán Iribarren as a free agent.
The Chicago Cubs signed Jensen Lewis as a free agent.
The San Francisco Giants signed Ángel Pagán as a free agent.
The Kansas City Royals signed George Sherrill as a free agent.
The Chicago Cubs signed Kyuji Fujikawa as a free agent.
- December 8, 2012
The Seattle Mariners signed Jason Bay as a free agent.
The Arizona Diamondbacks signed Eric Chavez as a free agent.
- December 9, 2012
The San Francisco Giants signed Shane Loux as a free agent.
The Minnesota Twins signed Mike O'Connor as a free agent.
The Minnesota Twins signed Ray Olmedo as a free agent.
The Los Angeles Dodgers purchased Hyun Jin Ryu from Hanwha Eagles (Korean).
The Philadelphia Phillies traded Lisalverto Bonilla and Josh Lindblom to the Texas Rangers for Michael Young and cash.
The Kansas City Royals traded Patrick Leonard (minors), Mike Montgomery, Wil Myers and Jake Odorizzi to the Tampa Bay Rays for a player to be named later, Wade Davis and James Shields. The Tampa Bay Rays sent Elliot Johnson (February 12, 2013) to the Kansas City Royals to complete the trade.
- December 10, 2012
The Arizona Diamondbacks signed Steve Garrison as a free agent.
The Los Angeles Dodgers signed Zack Greinke as a free agent.
The Chicago White Sox signed Jeff Keppinger as a free agent.
The Miami Marlins signed Ed Lucas as a free agent.
The Cincinnati Reds signed Ryan Ludwick as a free agent.
The San Francisco Giants signed Jon Meloan as a free agent.
The Detroit Tigers signed Brayan Peña as a free agent.
The San Francisco Giants signed Ryan Sadowski as a free agent.
The San Francisco Giants signed Wilson Valdez as a free agent.
The Arizona Diamondbacks signed Josh Wilson as a free agent.
The Boston Red Sox selected Sandy Rosario off waivers from the Oakland Athletics.
- December 11, 2012
The Toronto Blue Jays signed Buddy Carlyle as a free agent.
The Minnesota Twins signed Scott Elarton as a free agent.
The Toronto Blue Jays signed Luis Jiménez as a free agent.
The Colorado Rockies signed Logan Kensing as a free agent.
The Arizona Diamondbacks signed Brandon McCarthy as a free agent.
The San Diego Padres signed Sean O'Sullivan as a free agent.
The Toronto Blue Jays signed Juan Pérez as a free agent.
The Toronto Blue Jays signed Greg Smith as a free agent.
The Kansas City Royals signed Willy Taveras as a free agent.
The Minnesota Twins signed Clete Thomas as a free agent.
The Toronto Blue Jays signed Rich Thompson as a free agent.
The Toronto Blue Jays signed Claudio Vargas as a free agent.
The Minnesota Twins signed Virgil Vasquez as a free agent.
The Toronto Blue Jays signed Eugenio Vélez as a free agent.
The Kansas City Royals signed Dan Wheeler as a free agent.
As part of a 3-team trade: The Cincinnati Reds sent Didi Gregorius to the Arizona Diamondbacks. The Cincinnati Reds sent Drew Stubbs to the Cleveland Indians. The Cleveland Indians sent Lars Anderson and Tony Sipp to the Arizona Diamondbacks. The Cleveland Indians sent Shin-Soo Choo, Jason Donald and cash to the Cincinnati Reds. The Arizona Diamondbacks sent Matt Albers, Trevor Bauer and Bryan Shaw to the Cleveland Indians.
- December 12, 2012
The Los Angeles Angels of Anaheim signed Joe Blanton as a free agent.
The Texas Rangers signed Jake Brigham as a free agent.
The Los Angeles Angels of Anaheim signed Sean Burnett as a free agent.
The San Francisco Giants signed Cole Gillespie as a free agent.
The Chicago White Sox signed Jeff Gray as a free agent.
The Pittsburgh Pirates signed Jason Grilli as a free agent.
The Colorado Rockies signed Mike McClendon as a free agent.
The San Diego Padres signed Gregorio Petit as a free agent.
The San Diego Padres signed René Rivera as a free agent.
The Texas Rangers signed Brandon Snyder as a free agent.
The Texas Rangers signed Yangervis Solarte as a free agent.
The Chicago Cubs signed Ian Stewart as a free agent.
The Los Angeles Dodgers traded Jake Lemmerman (minors) to the St. Louis Cardinals for Skip Schumaker.
The Chicago Cubs selected Sandy Rosario off waivers from the Boston Red Sox.
- December 13, 2012
The Washington Nationals signed Brian Bocock as a free agent.
The Minnesota Twins signed Kevin Correia as a free agent.
The Milwaukee Brewers signed Blake Davis as a free agent.
The San Francisco Giants signed Chad Gaudin as a free agent.
The Cincinnati Reds signed Jack Hannahan as a free agent.
The Miami Marlins signed John Maine as a free agent.
The Baltimore Orioles signed Nate McLouth as a free agent.
The New York Yankees signed Gil Velazquez as a free agent.
The Boston Red Sox signed Shane Victorino as a free agent.
The Chicago Cubs signed Cory Wade as a free agent.
The New York Yankees signed Bobby Wilson as a free agent.
The San Diego Padres traded Vince Belnome to the Tampa Bay Rays for Chris Rearick.
- December 14, 2012
The Detroit Tigers signed Danny Dorn as a free agent.
The Cleveland Indians signed Joe Martinez as a free agent.
The Kansas City Royals signed Xavier Nady as a free agent.
The Baltimore Orioles signed Niuman Romero as a free agent.
The San Francisco Giants signed Andrés Torres as a free agent.
The St. Louis Cardinals signed Ty Wigginton as a free agent.
The New York Yankees signed Kevin Youkilis as a free agent.
The Texas Rangers signed Ariel Jurado as an amateur free agent.
The Philadelphia Phillies selected Mauricio Robles off waivers from the Seattle Mariners.
- December 15, 2012
The Chicago White Sox signed Josh Bell as a free agent.
The Los Angeles Angels of Anaheim signed Josh Hamilton as a free agent.
The Colorado Rockies signed Tommy Manzella as a free agent.
The Colorado Rockies signed Russ Mitchell as a free agent.
The Chicago Cubs signed Chang-Yong Lim as a free agent.
- December 16, 2012
The Miami Marlins signed Jonathan Albaladejo as a free agent.
- December 17, 2012
The Chicago Cubs signed Drew Carpenter as a free agent.
The Los Angeles Dodgers signed Dallas McPherson as a free agent.
The Milwaukee Brewers signed Donnie Murphy as a free agent.
The Houston Astros signed Carlos Peña as a free agent.
The Los Angeles Angels of Anaheim signed Luis Rodríguez as a free agent.
The Detroit Tigers signed Aníbal Sánchez as a free agent.
The New York Mets traded R.A. Dickey, Mike Nickeas and Josh Thole to the Toronto Blue Jays for Wuilmer Becerra (minors), John Buck, Travis d'Arnaud and Noah Syndergaard.
- December 18, 2012
The Tampa Bay Rays signed Roberto Hernández as a free agent.
The Toronto Blue Jays signed Ryan Langerhans as a free agent.
The Philadelphia Phillies signed John Lannan as a free agent.
The Cincinnati Reds signed Corky Miller as a free agent.
The Toronto Blue Jays signed Ramón Ortiz as a free agent.
The Cincinnati Reds signed Greg Reynolds as a free agent.
The Cleveland Indians signed Mark Reynolds as a free agent.
The Boston Red Sox signed Koji Uehara as a free agent.
The Toronto Blue Jays signed Lance Zawadzki as a free agent.
The New York Mets traded Jefry Marte to the Oakland Athletics for Collin Cowgill.
- December 19, 2012
The Colorado Rockies signed Justin Berg as a free agent.
The Baltimore Orioles signed Zach Braddock as a free agent.
The Los Angeles Dodgers signed Fabio Castro as a free agent.
The Boston Red Sox signed Ryan Dempster as a free agent.
The Colorado Rockies signed Jeff Francis as a free agent.
The Baltimore Orioles signed Travis Ishikawa as a free agent.
The New York Mets signed Joshua Rodriguez as a free agent.
The Baltimore Orioles signed Daniel Schlereth as a free agent.
The New York Yankees signed Ichiro Suzuki as a free agent.
The St. Louis Cardinals signed J.R. Towles as a free agent.
The Detroit Tigers released Adam Wilk.
The Los Angeles Angels of Anaheim traded Kendrys Morales to the Seattle Mariners for Jason Vargas.
The Houston Astros traded Rob Rasmussen to the Los Angeles Dodgers for John Ely.
The Toronto Blue Jays selected Mickey Storey off waivers from the Houston Astros.
- December 20, 2012
The Philadelphia Phillies signed Mike Adams as a free agent.
The Toronto Blue Jays signed Dave Bush as a free agent.
The Baltimore Orioles signed Adam Greenberg as a free agent.
The Miami Marlins signed Doug Mathis as a free agent.
The Minnesota Twins signed Mike Pelfrey as a free agent.
The Atlanta Braves signed Ramiro Peña as a free agent.
The Miami Marlins signed Plácido Polanco as a free agent.
The Cincinnati Reds signed Derrick Robinson as a free agent.
The Los Angeles Dodgers signed Rusty Ryal as a free agent.
The Texas Rangers signed Yoshinori Tateyama as a free agent.
- December 21, 2012
The Seattle Mariners signed Jeremy Bonderman as a free agent.
The Arizona Diamondbacks signed Nelson Figueroa as a free agent.
The Chicago White Sox signed Andy González as a free agent.
The Milwaukee Brewers signed Tom Gorzelanny as a free agent.
The Minnesota Twins signed Rich Harden as a free agent.
The Cleveland Indians signed Scott Kazmir as a free agent.
The Arizona Diamondbacks signed Warner Madrigal as a free agent.
The Chicago Cubs signed Brad Nelson as a free agent.
The San Diego Padres signed Cody Ransom as a free agent.
The Chicago Cubs signed Nate Schierholtz as a free agent.
The Houston Astros signed José Veras as a free agent.
The New York Yankees released Warner Madrigal.
The Texas Rangers selected Jeff Beliveau off waivers from the Chicago Cubs.
The Toronto Blue Jays selected Russ Canzler off waivers from the Cleveland Indians.
The San Francisco Giants selected Sandy Rosario off waivers from the Chicago Cubs.
- December 22, 2012
The Oakland Athletics signed Brian Gordon as a free agent.
The Milwaukee Brewers signed Jim Hoey as a free agent.
The Arizona Diamondbacks signed Cody Ross as a free agent.
- December 25, 2012
The Chicago Cubs signed Jaye Chapman as a free agent.
The Chicago Cubs signed Zach Putnam as a free agent.
- December 26, 2012
The New York Yankees signed Matt Diaz as a free agent.
The Boston Red Sox signed Stephen Drew as a free agent.
The Seattle Mariners signed Raúl Ibañez as a free agent.
The Texas Rangers signed A.J. Pierzynski as a free agent.
The Detroit Tigers signed Gregory Soto as an amateur free agent.
The Boston Red Sox traded Iván De Jesús, Mark Melancon, Stolmy Pimentel and Jerry Sands to the Pittsburgh Pirates for Joel Hanrahan and Brock Holt.
- December 27, 2012
The New York Mets signed Aaron Laffey as a free agent.
The Los Angeles Dodgers signed Jeremy Moore as a free agent.
The Chicago Cubs signed Hisanori Takahashi as a free agent.
- December 28, 2012
The Washington Nationals signed Mike Costanzo as a free agent.
- December 31, 2012
The Kansas City Royals signed Endy Chávez as a free agent.
The Chicago Cubs signed Dayán Díaz as a free agent.
The Kansas City Royals signed Miguel Tejada as a free agent.
- Before 2013 Season
Delwyn Young sent from ??? to the Washington Nationals in an unknown transaction.
- January 1, 2013
The Chicago White Sox signed Randy Ruiz as a free agent.
- January 2, 2013
The Cleveland Indians signed Matt Antonelli as a free agent.
The New York Mets signed Andrew Brown as a free agent.
The Chicago Cubs signed Edwin Jackson as a free agent.
The Cincinnati Reds signed Jeff Marquez as a free agent.
The Colorado Rockies signed Erick Threets as a free agent.
The Milwaukee Brewers signed Rene Tosoni as a free agent.
The Cincinnati Reds signed Kevin Whelan as a free agent.
The Cleveland Indians selected Russ Canzler off waivers from the Toronto Blue Jays.
- January 3, 2013
The Kansas City Royals signed Blaine Boyer as a free agent.
The Texas Rangers signed Jason Frasor as a free agent.
The Milwaukee Brewers signed Cole Garner as a free agent.
The Seattle Mariners signed Mike Jacobs as a free agent.
The Cleveland Indians signed Nick Swisher as a free agent.
The Miami Marlins signed Craig Tatum as a free agent.
The Chicago Cubs signed Dontrelle Willis as a free agent.
- January 4, 2013
The Toronto Blue Jays signed Scott Copeland as a free agent.
The Boston Red Sox signed Mark Hamilton as a free agent.
The Houston Astros signed as a free agent.
The Pittsburgh Pirates signed Lucas May as a free agent.
The Cleveland Indians signed Brett Myers as a free agent.
The San Francisco Giants signed Scott Proctor as a free agent.
The San Francisco Giants signed Mason Tobin as a free agent.
The Pittsburgh Pirates released Rick van den Hurk.
The Toronto Blue Jays selected Chad Beck off waivers from the Pittsburgh Pirates.
The New York Yankees selected Russ Canzler off waivers from the Cleveland Indians.
The Baltimore Orioles selected Luis Martinez off waivers from the Texas Rangers.
- January 5, 2013
The Los Angeles Dodgers signed Alfredo Amézaga as a free agent.
The Los Angeles Dodgers signed Brian Barden as a free agent.
The Los Angeles Dodgers signed Ramón Castro as a free agent.
The Washington Nationals signed Ross Ohlendorf as a free agent.
The New York Mets signed Omar Quintanilla as a free agent.
The Washington Nationals signed Sean West as a free agent.
- January 6, 2013
The Tampa Bay Rays signed J.D. Martin as a free agent.
- January 7, 2013
The Texas Rangers signed Lance Berkman as a free agent.
The Milwaukee Brewers signed Mike Gonzalez as a free agent.
The Los Angeles Dodgers signed J.P. Howell as a free agent.
The Chicago White Sox signed Tony Peña as a free agent.
- January 8, 2013
The Los Angeles Dodgers signed Eliézer Alfonzo as a free agent.
The Cleveland Indians signed Jerry Gil as a free agent.
The Washington Nationals signed Adam LaRoche as a free agent.
The Cleveland Indians signed Edward Paredes as a free agent.
The Baltimore Orioles signed Stu Pomeranz as a free agent.
The Miami Marlins signed Michael Wuertz as a free agent.
The San Diego Padres released Matt Clark.
- January 9, 2013
The Colorado Rockies signed Manny Corpas as a free agent.
The Cincinnati Reds signed César Izturis as a free agent.
The Washington Nationals signed Brandon Mann as a free agent.
The Los Angeles Dodgers signed Matt Palmer as a free agent.
The San Francisco Giants signed Kensuke Tanaka as a free agent.
The Cleveland Indians traded Jeanmar Gómez to the Pittsburgh Pirates for Quincy Latimore (minors).
- January 10, 2013
The Milwaukee Brewers signed Kelvim Escobar as a free agent.
The Chicago Cubs signed Brent Lillibridge as a free agent.
The Chicago Cubs signed Darnell McDonald as a free agent.
The Detroit Tigers signed Pat Misch as a free agent.
The Seattle Mariners signed Jhonny Núñez as a free agent.
The Toronto Blue Jays selected Tommy Hottovy off waivers from the Texas Rangers.
- January 11, 2013
The Toronto Blue Jays signed Henry Blanco as a free agent.
The Pittsburgh Pirates signed Miguel Pérez as a free agent.
The New York Yankees released Chris Dickerson.
The San Francisco Giants released Eric Hacker.
The Cleveland Indians released Thomas Neal.
- January 12, 2013
The Los Angeles Angels of Anaheim signed Fernando Cabrera as a free agent.
The Philadelphia Phillies signed Rodrigo López as a free agent.
The Kansas City Royals signed Charles Thomas as a free agent.
- January 13, 2013
The New York Mets signed Dario Álvarez as a free agent.
- January 15, 2013
The Colorado Rockies signed Jeff Bennett as a free agent.
The Toronto Blue Jays signed Austin Bibens-Dirkx as a free agent.
The Texas Rangers signed Ryan Feierabend as a free agent.
The Los Angeles Dodgers signed Jesús Flores as a free agent.
The Toronto Blue Jays signed Jarrett Hoffpauir as a free agent.
The Toronto Blue Jays signed Adam Loewen as a free agent.
The Baltimore Orioles signed Rich Rundles as a free agent.
The Miami Marlins signed Kevin Slowey as a free agent.
The Seattle Mariners signed Brian Sweeney as a free agent.
- January 16, 2013
The Philadelphia Phillies signed Brian Bass as a free agent.
The Philadelphia Phillies signed Aaron Cook as a free agent.
The Los Angeles Dodgers signed Víctor Gárate as a free agent.
The Detroit Tigers signed Don Kelly as a free agent.
The Los Angeles Dodgers signed Peter Moylan as a free agent.
The Los Angeles Angels of Anaheim released Jo-Jo Reyes.
As part of a 3-team trade: The Washington Nationals sent Mike Morse to the Seattle Mariners. The Oakland Athletics sent a player to be named later, A.J. Cole and Blake Treinen to the Washington Nationals. The Seattle Mariners sent John Jaso to the Oakland Athletics. The Oakland Athletics sent Ian Krol (March 20, 2013) to the Washington Nationals to complete the trade.
- January 17, 2013
The Houston Astros signed Rick Ankiel as a free agent.
The Cincinnati Reds signed Armando Galarraga as a free agent.
The Pittsburgh Pirates signed Brad Hawpe as a free agent.
The Pittsburgh Pirates signed Jeff Karstens as a free agent.
The San Francisco Giants signed Todd Linden as a free agent.
The Cincinnati Reds signed Chad Reineke as a free agent.
The Washington Nationals signed Rafael Soriano as a free agent.
The Miami Marlins signed Mitch Talbot as a free agent.
The Miami Marlins signed Cristofer Ogando as a free agent.
- January 18, 2013
The Milwaukee Brewers signed Robinzon Díaz as a free agent.
The Miami Marlins signed Tug Hulett as a free agent.
The New York Yankees signed Thomas Neal as a free agent.
The New York Mets signed Landon Powell as a free agent.
- January 19, 2013
The Colorado Rockies signed Miguel Batista as a free agent.
The Atlanta Braves signed Sean Kazmar Jr. as a free agent.
The Texas Rangers signed Kyle McClellan as a free agent.
The Cleveland Indians signed Ryan Raburn as a free agent.
- January 20, 2013
The Cincinnati Reds signed Yohan Pino as a free agent.
The Colorado Rockies signed Chris Volstad as a free agent.
- January 21, 2013
The Houston Astros signed Érik Bédard as a free agent.
The New York Mets signed Pedro Feliciano as a free agent.
The Cleveland Indians signed Ben Francisco as a free agent.
- January 22, 2013
The Milwaukee Brewers signed Bobby Crosby as a free agent.
The Toronto Blue Jays signed Mark DeRosa as a free agent.
The Tampa Bay Rays signed Shelley Duncan as a free agent.
The Colorado Rockies signed Ryan Garko as a free agent.
The Boston Red Sox signed Mike Napoli as a free agent.
The Tampa Bay Rays signed Juan Carlos Oviedo as a free agent.
The Tampa Bay Rays signed Jamey Wright as a free agent.
The Philadelphia Phillies signed Delmon Young as a free agent.
The Philadelphia Phillies signed Franklyn Kilome as an amateur free agent.
- January 23, 2013
The Baltimore Orioles signed Rob Delaney as a free agent.
The Miami Marlins signed Matt Downs as a free agent.
The Philadelphia Phillies signed Joe Mather as a free agent.
The New York Yankees signed Chris Smith as a free agent.
- January 24, 2013
The Chicago White Sox signed Andrew Brackman as a free agent.
The Washington Nationals signed Jerad Head as a free agent.
The New York Yankees signed Dan Johnson as a free agent.
The Seattle Mariners signed Ronny Paulino as a free agent.
The Colorado Rockies signed Yorvit Torrealba as a free agent.
The Arizona Diamondbacks traded Chris Johnson and Justin Upton to the Atlanta Braves for Nick Ahmed, Randall Delgado, Brandon Drury, Martín Prado and Zeke Spruill.
The Chicago White Sox selected Zach Stewart off waivers from the Pittsburgh Pirates.
- January 25, 2013
The Boston Red Sox signed Charlie Haeger as a free agent.
The Chicago White Sox signed Matt Lindstrom as a free agent.
The Miami Marlins signed Chad Qualls as a free agent.
The Boston Red Sox signed Ryan Sweeney as a free agent.
The Oakland Athletics signed Pedro Viola as a free agent.
The Kansas City Royals selected George Kottaras off waivers from the Oakland Athletics.
- January 26, 2013
The Texas Rangers signed Jeff Baker as a free agent.
The Colorado Rockies signed Greg Golson as a free agent.
The Texas Rangers signed Nate Robertson as a free agent.
The Chicago Cubs signed Carlos Villanueva as a free agent.
- January 28, 2013
The Philadelphia Phillies signed Yuniesky Betancourt as a free agent.
The St. Louis Cardinals signed Ronny Cedeño as a free agent.
The Los Angeles Angels of Anaheim signed Robert Coello as a free agent.
The Baltimore Orioles signed Manny Delcarmen as a free agent.
The Oakland Athletics signed Carlos Fisher as a free agent.
The San Diego Padres signed Freddy García as a free agent.
The Cincinnati Reds signed Matt Mangini as a free agent.
The Baltimore Orioles signed Chris Pettit as a free agent.
The New York Yankees signed Juan Rivera as a free agent.
- January 29, 2013
The New York Mets signed Scott Atchison as a free agent.
The Baltimore Orioles signed Chris Dickerson as a free agent.
The Philadelphia Phillies signed Chad Durbin as a free agent.
The San Diego Padres signed Arturo López as a free agent.
The San Diego Padres signed Tim Stauffer as a free agent.
The Pittsburgh Pirates signed Kyle Waldrop as a free agent.
- January 30, 2013
The Boston Red Sox signed J.D. Durbin as a free agent.
The Los Angeles Angels of Anaheim signed Bill Hall as a free agent.
The Toronto Blue Jays signed Andy LaRoche as a free agent.
The New York Mets signed Shaun Marcum as a free agent.
The New York Mets signed Corey Patterson as a free agent.
The New York Mets signed Mike Wilson as a free agent.
The Texas Rangers signed Jonathan Hernández as an amateur free agent.
The Miami Marlins selected Sam Dyson off waivers from the Toronto Blue Jays.
- January 31, 2013
The Cleveland Indians signed Matt Capps as a free agent.
The Milwaukee Brewers signed Alfredo Fígaro as a free agent.
The New York Mets signed LaTroy Hawkins as a free agent.
The Boston Red Sox signed Lyle Overbay as a free agent.
- February 1, 2013
The Minnesota Twins signed Doug Bernier as a free agent.
The New York Mets signed Marlon Byrd as a free agent.
The New York Yankees signed Travis Hafner as a free agent.
The Baltimore Orioles signed Mark Hendrickson as a free agent.
The Cincinnati Reds signed Miguel Olivo as a free agent.
The Cincinnati Reds signed Manny Parra as a free agent.
The Baltimore Orioles signed Joel Piñeiro as a free agent.
The Minnesota Twins signed Antoan Richardson as a free agent.
The Philadelphia Phillies signed Matt Tolbert as a free agent.
The Chicago White Sox selected Lars Anderson off waivers from the Arizona Diamondbacks.
- February 4, 2013
The Houston Astros traded Jed Lowrie and Fernando Rodriguez Jr. to the Oakland Athletics for Chris Carter, Brad Peacock and Max Stassi.
The San Francisco Giants selected Tony Abreu off waivers from the Kansas City Royals.
- February 5, 2013
The Washington Nationals signed Jeremy Accardo as a free agent.
The Pittsburgh Pirates signed Brett Carroll as a free agent.
The Tampa Bay Rays signed Kyle Farnsworth as a free agent.
The Cleveland Indians signed Jeremy Hermida as a free agent.
The Tampa Bay Rays signed Kelly Johnson as a free agent.
The San Francisco Giants signed Ramón Ramírez as a free agent.
The Miami Marlins signed Jon Rauch as a free agent.
The Cleveland Indians signed Omir Santos as a free agent.
The Washington Nationals signed Chris Snyder as a free agent.
The Baltimore Orioles selected Russ Canzler off waivers from the New York Yankees.
- February 6, 2013
The Pittsburgh Pirates signed Román Colón as a free agent.
The Milwaukee Brewers signed Álex González as a free agent.
The Washington Nationals signed Micah Owings as a free agent.
The Pittsburgh Pirates signed Jonathan Sánchez as a free agent.
The Tampa Bay Rays signed Luke Scott as a free agent.
The Cincinnati Reds signed Kanekoa Texeira as a free agent.
The Los Angeles Dodgers signed Sean White as a free agent.
The San Diego Padres selected Fautino De Los Santos off waivers from the Milwaukee Brewers.
- February 7, 2013
The Cleveland Indians signed Rich Hill as a free agent.
The Baltimore Orioles signed Kyle Hudson as a free agent.
The Seattle Mariners signed Kelly Shoppach as a free agent.
- February 8, 2013
The Miami Marlins signed Chone Figgins as a free agent.
The Pittsburgh Pirates signed Francisco Liriano as a free agent.
The Los Angeles Dodgers signed Mark Lowe as a free agent.
The New York Mets signed Brandon Lyon as a free agent.
The Baltimore Orioles selected Todd Redmond off waivers from the Cincinnati Reds.
- February 9, 2013
The Cleveland Indians signed Jason Giambi as a free agent.
- February 10, 2013
The Los Angeles Dodgers signed Kevin Gregg as a free agent.
The Chicago Cubs signed Scott Hairston as a free agent.
- February 11, 2013
The Arizona Diamondbacks signed Rod Barajas as a free agent.
The Miami Marlins signed Nick Green as a free agent.
The Boston Red Sox signed Sean Henn as a free agent.
The Cincinnati Reds signed Clay Hensley as a free agent.
The St. Louis Cardinals signed Chad Huffman as a free agent.
The Kansas City Royals signed Zach Jackson as a free agent.
The Washington Nationals signed Will Ohman as a free agent.
- February 12, 2013
The Seattle Mariners signed Jon Garland as a free agent.
The Seattle Mariners signed Kameron Loe as a free agent.
The Oakland Athletics signed Hideki Okajima as a free agent.
The Seattle Mariners signed Joe Saunders as a free agent.
The Miami Marlins released Craig Tatum.
- February 13, 2013
The Los Angeles Angels of Anaheim signed Chad Cordero as a free agent.
The Washington Nationals signed Michael Crotta as a free agent.
The Pittsburgh Pirates signed Brandon Inge as a free agent.
The Cleveland Indians signed Daisuke Matsuzaka as a free agent.
The Houston Astros released Mark Hamburger.
The New York Yankees traded Abraham Almonte to the Seattle Mariners for Shawn Kelley.
- February 14, 2013
The Tampa Bay Rays sent Reid Brignac to the Colorado Rockies as part of a conditional deal.
The New York Mets signed Justin Hampson as a free agent.
The Minnesota Twins signed Rafael Pérez as a free agent.
- February 15, 2013
The Cleveland Indians signed Michael Bourn as a free agent.
The Baltimore Orioles signed Jair Jurrjens as a free agent.
The Miami Marlins signed Casey Kotchman as a free agent.
The Boston Red Sox signed Matt Maloney as a free agent.
The Philadelphia Phillies released Andrés Blanco.
- February 16, 2013
The Tampa Bay Rays signed Jack Cust as a free agent.
- February 18, 2013
The Arizona Diamondbacks traded Jesús Castillo (minors) and Erick Leal (minors) to the Chicago Cubs for Tony Campana.
- February 19, 2013
The Minnesota Twins signed Kyle Davies as a free agent.
- February 20, 2013
The Boston Red Sox purchased Mike Carp from the Seattle Mariners.
- February 22, 2013
The Washington Nationals signed Chris Young as a free agent.
The Chicago White Sox traded Jeff Soptic (minors) to the San Francisco Giants for Conor Gillaspie.
- February 23, 2013
The Pittsburgh Pirates signed José Contreras as a free agent.
The New York Mets signed Rhyne Hughes as a free agent.
The Philadelphia Phillies traded Michael Schwimer to the Toronto Blue Jays for Art Charles (minors).
- February 24, 2013
The Boston Red Sox signed Ryan Rowland-Smith as a free agent.
- February 25, 2013
The Cleveland Indians signed Ryan Rohlinger as a free agent.
The Toronto Blue Jays selected Lars Anderson off waivers from the Chicago White Sox.
- February 26, 2013
The Miami Marlins released Josh Booty.
The Arizona Diamondbacks signed Josh Booty as a free agent.
- March 1, 2013
The Cincinnati Reds signed Mark Prior as a free agent.
Bobby Cassevah of the Los Angeles Angels of Anaheim granted free agency.
- March 2, 2013
The Philadelphia Phillies signed Andrés Blanco as a free agent.
The Colorado Rockies signed Bobby Cassevah as a free agent.
The Toronto Blue Jays signed Munenori Kawasaki as a free agent.
- March 4, 2013
The Washington Nationals signed Melvin Dorta as a free agent.
The Washington Nationals signed Jason Michaels as a free agent.
- March 5, 2013
The Houston Astros signed Cody Clark as a free agent.
The Washington Nationals released Will Ohman.
- March 6, 2013
The Pittsburgh Pirates signed Brian Esposito as a free agent.
The Texas Rangers signed Derek Lowe as a free agent.
The New York Mets signed Merandy González as an amateur free agent.
The Pittsburgh Pirates released Aaron Poreda.
- March 8, 2013
The Miami Marlins released Michael Wuertz.
- March 9, 2013
The Philadelphia Phillies released Joe Mather.
- March 10, 2013
The New York Yankees signed Chris Bootcheck as a free agent.
The Arizona Diamondbacks signed Dan Cortes as a free agent.
The Milwaukee Brewers released Kelvim Escobar.
- March 11, 2013
The Cleveland Indians released Ben Francisco.
The New York Yankees signed Ben Francisco as a free agent.
- March 12, 2013
The Los Angeles Dodgers signed Dennis Santana as an amateur free agent.
The Los Angeles Dodgers released Víctor Gárate.
- March 13, 2013
The Detroit Tigers released Brennan Boesch.
The Toronto Blue Jays released David Cooper.
- March 15, 2013
The New York Yankees signed Brennan Boesch as a free agent.
- March 16, 2013
The Oakland Athletics released Garrett Olson.
The Toronto Blue Jays selected Guillermo Moscoso off waivers from the Kansas City Royals.
- March 17, 2013
The Los Angeles Angels of Anaheim purchased Elvin Ramírez from the New York Mets.
The New York Yankees released Matt Diaz.
- March 18, 2013
The Los Angeles Dodgers released Ramón Castro.
The Milwaukee Brewers released Bobby Crosby.
The Los Angeles Dodgers released Nick Evans.
The Washington Nationals released Chris Snyder.
The Los Angeles Angels of Anaheim signed Chris Snyder as a free agent.
- March 19, 2013
The Miami Marlins signed Koyie Hill as a free agent.
The St. Louis Cardinals released Ronny Cedeño.
The Los Angeles Dodgers released Dallas McPherson.
The Toronto Blue Jays released Greg Smith.
- March 20, 2013
The Arizona Diamondbacks sent John McDonald to the Pittsburgh Pirates as part of a conditional deal.
The Pittsburgh Pirates signed Jolbert Cabrera as a free agent.
The Miami Marlins released Chone Figgins.
The Texas Rangers released Yoshinori Tateyama.
- March 21, 2013
The Detroit Tigers released Trevor Bell.
The Kansas City Royals released Blaine Hardy.
The Washington Nationals released Delwyn Young.
- March 22, 2013
The New York Yankees signed Chien-Ming Wang as a free agent.
The Chicago Cubs released Jason Berken.
The Kansas City Royals released Endy Chávez.
The Los Angeles Angels of Anaheim released Bill Hall.
The Philadelphia Phillies released Rodrigo López.
The San Francisco Giants released Ramón Ramírez.
The Texas Rangers released Konrad Schmidt.
The San Francisco Giants released Wilson Valdez.
The Toronto Blue Jays selected Todd Redmond off waivers from the Baltimore Orioles.
- March 23, 2013
The Detroit Tigers returned Jeff Kobernus (earlier draft pick) to the Washington Nationals.
The Washington Nationals signed J.C. Romero as a free agent.
The Texas Rangers signed Yoshinori Tateyama as a free agent.
The Miami Marlins signed Wilson Valdez as a free agent.
The Colorado Rockies released Jeff Bennett.
The San Diego Padres released Mike Broadway.
The Tampa Bay Rays released Jack Cust.
The Colorado Rockies released Ryan Garko.
The Seattle Mariners released Jon Garland.
The Pittsburgh Pirates released Brad Hawpe.
The Seattle Mariners released Mike Jacobs.
The Chicago White Sox released Randy Ruiz.
The Oakland Athletics selected Nate Freiman off waivers from the Houston Astros.
- March 24, 2013
The Houston Astros signed Ronny Cedeño as a free agent.
The Seattle Mariners signed Endy Chávez as a free agent.
The Colorado Rockies signed Jon Garland as a free agent.
The Cincinnati Reds signed Konrad Schmidt as a free agent.
The Philadelphia Phillies released Yuniesky Betancourt.
The San Diego Padres released Freddy García.
The Los Angeles Dodgers released Mark Lowe.
The Cleveland Indians released Daisuke Matsuzaka.
The Texas Rangers released Scott Olsen.
The Cincinnati Reds released Jeff Stevens.
The Texas Rangers selected Brad Mills off waivers from the Los Angeles Angels of Anaheim.
- March 25, 2013
The Milwaukee Brewers sent Jairo Asencio to the Baltimore Orioles as part of a conditional deal.
The Miami Marlins signed Matt Diaz as a free agent.
The Philadelphia Phillies signed Luis García as a free agent.
The Milwaukee Brewers signed Kyle Lohse as a free agent.
The Arizona Diamondbacks released Rod Barajas.
The Colorado Rockies released Miguel Batista.
The Cleveland Indians released Matt Capps.
The New York Mets released Pedro Feliciano.
The Baltimore Orioles released Dan Meyer.
The Detroit Tigers traded Curt Casali to the Tampa Bay Rays for retention of Rule 5 selection.
- March 26, 2013
The Milwaukee Brewers signed Yuniesky Betancourt as a free agent.
The St. Louis Cardinals signed Rúben Gotay as a free agent.
The Cleveland Indians signed Daisuke Matsuzaka as a free agent.
The New York Yankees released David Adams.
The Philadelphia Phillies released Aaron Cook.
The Boston Red Sox released J.D. Durbin.
The Minnesota Twins released Scott Elarton.
The Houston Astros released Tyler Greene.
The Boston Red Sox released Sean Henn.
The Kansas City Royals released Xavier Nady.
The Miami Marlins released Zach Neal.
The Kansas City Royals released George Sherrill.
The Washington Nationals released Chris Young.
The Los Angeles Angels of Anaheim traded Vernon Wells to the New York Yankees for Exicardo Cayones (minors) and Kramer Sneed (minors).
The New York Yankees selected Dan Otero off waivers from the San Francisco Giants.
The Pittsburgh Pirates released José Contreras.
The Boston Red Sox released Lyle Overbay.
The Pittsburgh Pirates signed José Contreras as a free agent.
The New York Yankees signed Lyle Overbay as a free agent.
- March 27, 2013
The Cleveland Indians returned Chris McGuiness (earlier draft pick) to the Texas Rangers.
The Cleveland Indians signed Matt Capps as a free agent.
The New York Mets signed Pedro Feliciano as a free agent.
The Baltimore Orioles signed Freddy García as a free agent.
The San Diego Padres signed Josh Geer as a free agent.
The Los Angeles Angels of Anaheim signed Mark Lowe as a free agent.
The Kansas City Royals signed Xavier Nady as a free agent.
The Kansas City Royals signed George Sherrill as a free agent.
The Arizona Diamondbacks released Josh Booty.
The San Diego Padres released Erik Hamren.
The Atlanta Braves released Josh Kroeger.
The Minnesota Twins released Jason Lane.
The Cincinnati Reds released Matt Mangini.
The Milwaukee Brewers released Donnie Murphy.
The Cincinnati Reds released Miguel Olivo.
The Texas Rangers released Brandon Snyder.
The Los Angeles Angels of Anaheim traded Steve Geltz to the Tampa Bay Rays for Dane De La Rosa.
The New York Yankees selected Sam Demel off waivers from the Houston Astros.
The Chicago Cubs selected Guillermo Moscoso off waivers from the Toronto Blue Jays.
The Oakland Athletics selected Dan Otero off waivers from the New York Yankees.
- March 28, 2013
The Arizona Diamondbacks signed Nick Evans as a free agent.
The Oakland Athletics signed Zach Neal as a free agent.
The Miami Marlins signed Miguel Olivo as a free agent.
The San Francisco Giants signed Ramón Ramírez as a free agent.
The Washington Nationals released Brandon Mann.
The New York Yankees released Juan Rivera.
- March 29, 2013
The New York Yankees signed David Adams as a free agent.
The Washington Nationals signed Mike Broadway as a free agent.
The Baltimore Orioles purchased Scott Proctor from the San Francisco Giants.
The Seattle Mariners released Eric Farris.
The Baltimore Orioles released Adam Greenberg.
The Baltimore Orioles released Chris Pettit.
The Cincinnati Reds released Yohan Pino.
The Toronto Blue Jays selected Alex Burnett off waivers from the Minnesota Twins.
The Toronto Blue Jays selected Clint Robinson off waivers from the Pittsburgh Pirates.
The Oakland Athletics selected Josh Stinson off waivers from the Milwaukee Brewers.
- March 30, 2013
The Minnesota Twins signed Eric Farris as a free agent.
The Los Angeles Dodgers released Wilkin Castillo.
The New York Mets released Craig Hansen.
The New York Mets released Danny Herrera.
The New York Mets released Corey Patterson.
The Seattle Mariners released Ronny Paulino.
The Boston Red Sox released Ryan Sweeney.
The Cincinnati Reds released Kanekoa Texeira.
The Chicago Cubs released Dontrelle Willis.
The New York Mets released Mike Wilson.
- March 31, 2013
The Texas Rangers released Brandon Allen.
- April 1, 2013
The Chicago White Sox signed Tyler Greene as a free agent.
The Cincinnati Reds signed Yohan Pino as a free agent.
The Boston Red Sox signed Gerson Bautista as an amateur free agent.
The Chicago Cubs signed Jhonny Pereda as a free agent.
The Chicago White Sox purchased Lars Anderson from the Toronto Blue Jays.
The Kansas City Royals released Luis Durango.
The transaction information used here was obtained free of charge from and is copyrighted by RetroSheet. We attempt to update transactions throughout the season.
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