Jake Kostyshock

Position: Relief Pitcher

Bats: Right • Throws: Right

6-4, 175lb (193cm, 79kg)

Team: Colorado Rockies (minors, 7-day IL)

Born: January 2, 1998 in Dardenne Prairie, MO us

Draft: Drafted by the Colorado Rockies in the 8th round of the 2019 MLB June Amateur Draft from University of Arkansas (Fayetteville, AR).

School: University of Arkansas (Fayetteville, AR)

Full Name: Jacob Gregory Kostyshock

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Year	Age	AgeDif	Tm	Lg	Lev	Aff	W	L	W-L%	ERA	RA9	G	GS	GF	CG	SHO	SV	IP	H	R	ER	HR	BB	IBB	SO	HBP	BK	WP	BF	WHIP	H9	HR9	BB9	SO9	SO/W
2017	19	-1.5	Arkansas	SEC	NCAA		1	0	1.000	6.75	6.75	6	0		0	0	0	5.1	6	4	4	0	6	1	6	2	0	1	30	2.250	10.1	0.0	10.1	10.1	1.00
2017	19	-1.3	Fond du Lac	NWDS	Smr		0	0		2.70	7.20	3	2	1	0	0	0	10.0	7	8	3	0	7	0	6	1	0	0	46	1.400	6.3	0.0	6.3	5.4	0.86
2018	20	-0.5	Arkansas	SEC	NCAA		0	0		6.43	7.71	9	0		0	0	1	14.0	19	12	10	1	8	0	10	1	0	2	66	1.929	12.2	0.6	5.1	6.4	1.25
2018	20	-0.5	Fond du Lac	NWDS	Smr		2	2	.500	3.29	4.94	6	5	0	0	0	0	27.1	23	15	10	0	11	0	20	1	1	3	113	1.244	7.6	0.0	3.6	6.6	1.82
2019	21	0.6	Arkansas	SEC	NCAA		1	3	.250	2.64	3.23	22	1		0	0	1	30.2	24	11	9	2	10	1	29	4	0	2	129	1.109	7.0	0.6	2.9	8.5	2.90
2019	21	-0.5	Grand Junction	PION	Rk	COL	2	1	.667	1.65	2.20	14	0	6	0	0	0	16.1	11	4	3	1	2	0	17	2	0	0	62	0.796	6.1	0.6	1.1	9.4	8.50

2021	23	2.1	Rockies	ACL	Rk	COL	0	0		15.43	15.43	3	2	0	0	0	0	2.1	6	4	4	1	2	0	0	1	0	0	15	3.429	23.1	3.9	7.7	0.0	0.00

2023	25		2 Teams	2 Lgs	AA-A+	COL	0	1	.000	5.40	5.40	23	0	6	0	0	1	25.0	21	15	15	1	13	0	27	6	1	1	112	1.360	7.6	0.4	4.7	9.7	2.08
2023	25	0.6	Hartford	EL	AA	COL	0	1	.000	7.07	7.07	14	0	3	0	0	0	14.0	12	11	11	1	11	0	13	3	1	1	65	1.643	7.7	0.6	7.1	8.4	1.18
2023	25	1.9	Spokane	NORW	A+	COL	0	0		3.27	3.27	9	0	3	0	0	1	11.0	9	4	4	0	2	0	14	3	0	0	47	1.000	7.4	0.0	1.6	11.5	7.00
Minors (3 seasons)					Minors		2	2	.500	4.53	4.74	40	2	12	0	0	1	43.2	38	23	22	3	17	0	44	9	1	1	189	1.260	7.8	0.6	3.5	9.1	2.59
College (3 seasons)					College		2	3	.400	4.14	4.86	37	1		0	0	2	50.0	49	27	23	3	24	2	45	7	0	5	225	1.460	8.8	0.5	4.3	8.1	1.88
Other (2 seasons)					Other		2	2	.500	3.13	5.54	9	7	1	0	0	0	37.1	30	23	13	0	18	0	26	2	1	3	159	1.286	7.2	0.0	4.3	6.3	1.44
All Levels (5 Seasons)							6	7	.462	3.98	5.02	86	10	13	0	0	3	131.0	117	73	58	6	59	2	115	18	2	9	573	1.344	8.0	0.4	4.1	7.9	1.95

AA (1 season)					Minors		0	1	.000	7.07	7.07	14	0	3	0	0	0	14.0	12	11	11	1	11	0	13	3	1	1	65	1.643	7.7	0.6	7.1	8.4	1.18
A+ (1 season)					Minors		0	0		3.27	3.27	9	0	3	0	0	1	11.0	9	4	4	0	2	0	14	3	0	0	47	1.000	7.4	0.0	1.6	11.5	7.00
Rk (2 seasons)					Minors		2	1	.667	3.38	3.86	17	2	6	0	0	0	18.2	17	8	7	2	4	0	17	3	0	0	77	1.125	8.2	1.0	1.9	8.2	4.25