1978 Seattle Mariners Trades and Transactions

Transactions listed are from October 1 of previous year to April 1 of the following year.

• November 11, 1977

  Signed Bob Robertson as a free agent.

• December 5, 1977

  Drafted Rick Baldwin from the New York Mets in the 1977 rule 5 draft.

  Traded Jimmy Sexton to the Houston Astros. Received Leon Roberts.

• December 7, 1977

  Traded Carlos López and Tommy Moore to the Baltimore Orioles. Received Mike Parrott.

• December 9, 1977

  Traded Dave Collins to the Cincinnati Reds. Received Shane Rawley.

• December 11, 1977

  Signed Reggie Walton as a free agent.

• December 20, 1977

  Signed Bruce Bochte as a free agent.

• December 21, 1977

  Purchased Joe Decker from Mexico City Reds (Mexican).

• January 6, 1978

  Signed Orlando Mercado as an amateur free agent.

• January 10, 1978

  Drafted Jim Maler in the 1st round (5th pick) of the 1978 amateur draft (January).

  Drafted Dann Bilardello in the 3rd round of the 1978 amateur draft (January), but did not sign the player.

• January 23, 1978

  Purchased Roy Branch from the Kansas City Royals.

• February 27, 1978

  Signed George Mitterwald as a free agent.

• March 23, 1978

  Selected Santo Alcalá off waivers from the Montreal Expos.

• March 27, 1978

  Released Bob Galasso.

  Released Skip Jutze.

  Released Mike Kekich.

• April 6, 1978

  Signed Bill Plummer as a free agent.

• April 13, 1978

  Released Reggie Walton.

• May 31, 1978

  Signed Tom Paciorek as a free agent.

• June 1, 1978

  Traded Steve Braun to the Kansas City Royals. Received Jim Colborn.

• June 5, 1978

  Traded Steve Hamrick (minors) to the Kansas City Royals. Received a player to be named later. The Kansas City Royals sent Gary Lance (September 29, 1978) to the Seattle Mariners to complete the trade.

• June 6, 1978

  Drafted Dave Valle in the 2nd round of the 1978 amateur draft. Player signed June 11, 1978.

  Drafted John Hobbs in the 7th round of the 1978 amateur draft.

  Drafted Bob Stoddard in the 10th round of the 1978 amateur draft.

  Drafted Vance McHenry in the 11th round of the 1978 amateur draft.

  Drafted Dave Edler in the 21st round of the 1978 amateur draft.

• June 12, 1978

  Purchased Bryan Clark from the Pittsburgh Pirates.

• June 26, 1978

  Traded José Báez to the St. Louis Cardinals. Received a player to be named later. The St. Louis Cardinals sent Mike Potter (October 27, 1978) to the Seattle Mariners to complete the trade.

• October 2, 1978

  Purchased Reggie Walton from Coahuila (Mexican).

• November, 1978

  Returned Santo Alcalá to the Montreal Expos following previous waiver selection.

• November 2, 1978

  Jim Colborn granted Free Agency.

  Tom Paciorek granted Free Agency.

  Bill Plummer granted Free Agency.

• November 30, 1978

  Purchased Paul Lindblad from the New York Yankees.

• December 5, 1978

  Drafted Keith MacWhorter from the Boston Red Sox in the 1978 minor league draft.

  Traded Rick Jones, Tom McMillan and Enrique Romo to the Pittsburgh Pirates. Received Odell Jones, Mario Mendoza and Rafael Vásquez.

• December 6, 1978

  Purchased Bobby Thompson from the Texas Rangers.

• December 8, 1978

  Traded Craig Reynolds to the Houston Astros. Received Floyd Bannister.

• December 21, 1978

  Signed Mario Díaz as an amateur free agent.

• January 9, 1979

  Drafted Carlos Diaz in the 3rd round of the 1979 amateur draft (January), but did not sign the player.

• January 15, 1979

  Signed Tom Paciorek as a free agent.

• January 27, 1979

  Signed Jim Colborn as a free agent.

  Signed Willie Horton as a free agent.

• January 29, 1979

  Released Bob Robertson.

• February 1, 1979

  Signed Bill Plummer as a free agent.

• February 8, 1979

  Released Jim Todd.

• February 22, 1979

  Purchased Mike Davey from the Atlanta Braves.

• March 17, 1979

  Signed Ed Núñez as an amateur free agent.

• March 20, 1979

  Traded Luis Delgado to the Chicago Cubs. Received Larry Cox.

• March 23, 1979

  Released Frank MacCormack.

• March 24, 1979

  Released Tom Brown.

  Released Dick Pole.

• March 27, 1979

  Released Paul Lindblad.

• March 28, 1979

  Purchased Joe Simpson from the Los Angeles Dodgers.

  Released Jim Colborn.

  Released Tom House.

  Released Kevin Pasley.

  Released Bobby Thompson.

• March 29, 1979

  Purchased Terry Bulling from the Minnesota Twins.

• March 30, 1979

  Signed Danny Walton as a free agent.