Jack Perkins

Athletics

Age: 26

Bats/Throws: R/R

6'1" / 220

DOB: 12/26/1999

(26 years, 7 months, 15 days)

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Preseason ProjectionsIn-Season ProjectionsMinor LeaguesSpring TrainingMLB Regular SeasonCollege

Season	Team	Level	Age	W W - Wins	L L - Losses	SV SV - Saves	G G - Games Pitched	GS GS - Games Started	IP IP - Innings Pitched	K/9 K/9 - Strikeouts per 9 Innings ((SO*9)/IP)	BB/9 BB/9 - Walks per 9 Innings ((BB*9)/IP)	HR/9 HR/9 - Home Runs per 9 Innings ((HR*9)/IP)	BABIP BABIP - Batting Average on Balls in Play	LOB% LOB% - Left on Base Percentage	GB% GB% - Ground Ball Percentage (GB/BIP)	HR/FB HR/FB - Home Run to Fly Ball Ratio	vFA vFA - Fourseam Fastball velocity (Pitch Info)	ERA ERA - Earned Run Average ((ER*9)/IP)	xERA xERA - Expected ERA	FIP FIP - Fielder Independent Pitching on an ERA scale	xFIP xFIP - Expected Fielder Independent Pitching where Home Runs are calculated as 10.5% of Fly Balls induced	WAR WAR - Wins Above Replacement
2021	LOU	NCAA	21	1	1	1	11	1	16.0	8.44	12.38	0.00	.277	51.4%				7.31		6.26
2022	IU	NCAA	22	3	4	0	16	15	83.0	9.87	5.10	0.65	.310	65.2%				5.10		5.43
2022	OAK	CPX	22	0	1	0	1	1	1.0	27.00	0.00	0.00	1.000	50.0%	50.0%	0.0%		9.00		-1.75	-0.71
2022	OAK	A	22	0	0	0	5	1	9.0	11.00	2.00	0.00	.250	57.1%	60.0%	0.0%		2.00		2.37	3.14
2022	OAK	MiLB	22	0	1	0	6	2	10.0	12.60	1.80	0.00	.318	55.6%	59.1%	0.0%		2.70		1.96	2.75
2023	OAK	A+	23	3	3	0	10	9	53.2	8.22	3.02	0.50	.225	78.7%	48.6%	6.4%		2.52		3.58	3.81
2023	OAK	AA	23	1	0	0	12	11	54.0	7.33	4.83	0.33	.393	63.9%	51.4%	4.8%		5.67		4.38	5.10
2023	OAK	MiLB	23	4	3	0	22	20	107.2	7.77	3.93	0.42	.318	68.9%	50.2%	5.6%		4.10		3.98	4.46
2024	OAK	CPX	24	0	0	0	1	1	2.0	13.50	0.00	0.00	.000	100.0%	66.7%	0.0%		0.00		1.70	1.70
2024	OAK	AA	24	4	1	0	17	15	76.0	11.84	4.14	0.24	.291	72.1%	43.9%	3.4%		2.96		2.74	3.38
2024	OAK	MiLB	24	4	1	0	18	16	78.0	11.88	4.04	0.23	.286	72.1%	44.3%	3.4%		2.88		2.71	3.33
2025	OAK	AAA	25	3	2	0	9	9	44.0	13.91	4.09	0.61	.272	78.6%	40.5%	9.7%		2.86	3.40	3.47	3.87
2025	ATH	ST	25	0	0	0	2	0	5.0	7.20	3.60	0.00	.154	100.0%	30.8%	0.0%		0.00		3.33	6.52
2025	ATH	MLB	25	3	2	3	12	4	38.2	8.61	4.19	0.93	.230	70.0%	40.4%	8.5%	95.9	4.19	3.63	4.12	4.65	0.4
2026	ATH	ST	26	2	1	0	5	3	9.0	7.00	7.00	1.00	.296	83.3%	39.3%	12.5%		4.00		6.21	6.42
2026	FGDC	PROJ	26	1	1	0	24	0	24.0	9.52	3.71	1.01	.289	72.5%				3.85		3.89		0.0
2026	Steamer	PROJ	26	1	1	0	24	0	24.0	9.53	3.59	1.03	.294	73.9%	42.8%			3.76		3.85	3.89	0.2
2026	ZiPS	PROJ	26	5	4	0	21	14	82.3	9.51	3.83	0.98	.283	71.1%				3.94		3.94		1.3
2026	ZiPS DC	PROJ	26	1	1	0	24	0	24.0	9.51	3.83	0.98	.283	71.1%				3.94		3.94		0.0
2026	ATC	PROJ	26	2	1	0	23	1	31.0	9.32	3.82	0.96	.282	71.3%				3.90		3.92		0.2
2026	THE BAT	PROJ	26	1	1	0	23	1	31.0	9.97	4.00	0.83	.275	73.5%				3.53		3.65		0.4
2026	THE BAT X	PROJ	26	1	1	0	23	1	31.0	10.04	4.20	1.12	.281	71.8%				4.14		4.14		0.3
2026	OOPSY	PROJ	26	1	1	0	24	0	24.0	9.05	3.98	1.11	.295	71.0%				4.20		4.20		0.0
2026	OAK	AAA	26	1	0	0	3	0	7.2	10.57	8.22	1.17	.143	69.8%	53.3%	25.0%		4.70	4.59	6.08	5.31
2026	ATH	MLB	26	2	8	3	28	10	76.2	10.80	3.64	1.76	.320	58.2%	34.4%	14.7%	96.1	7.04	4.04	4.76	4.24	0.3
2026	FGDC	ROS	26	2	3	0	9	7	41.0	9.40	3.92	1.30	.293	70.8%				4.48		4.40		0.4
2026	Steamer	ROS	26	2	3	0	9	7	40.0	8.87	4.15	1.31	.296	71.5%				4.63		4.58		0.3
2026	ZiPS	ROS	26	1	2		7	4	25.0	9.91	3.70	1.28	.289	70.1%				4.33		4.22		0.3
2026	ZiPS DC	ROS	26	2	3	0	9	7	42.0	9.91	3.70	1.28	.289	70.1%				4.33		4.22		0.5
2026	ATC DC	ROS	26	2	3	0	9	7	44.0	9.07	3.87	1.26	.286	69.7%				4.47		4.37		0.5
2026	THE BAT	ROS	26	2	3	0	10	7	37.0	9.01	3.82	1.56	.293	69.0%				5.03		4.78		0.3
2026	THE BAT X	ROS	26	2	3	0	10	7	37.0	9.17	3.76	1.41	.292	69.8%				4.74		4.50		0.4
2026	OOPSY	ROS	26	3	2	0	9	7	44.0	9.48	3.86	1.18	.291	71.6%				4.14		4.12		0.6
Total	- - -	MLB		5	10	6	40	14	115.1	10.07	3.82	1.48	.290	61.7%	36.3%	12.8%	96.0	6.09	3.91	4.54	4.37	0.7

Season	Team	Level	Age	W W - Wins	L L - Losses	SV SV - Saves	G G - Games Pitched	GS GS - Games Started	IP IP - Innings Pitched	K/9 K/9 - Strikeouts per 9 Innings ((SO*9)/IP)	BB/9 BB/9 - Walks per 9 Innings ((BB*9)/IP)	HR/9 HR/9 - Home Runs per 9 Innings ((HR*9)/IP)	BABIP BABIP - Batting Average on Balls in Play	LOB% LOB% - Left on Base Percentage	GB% GB% - Ground Ball Percentage (GB/BIP)	HR/FB HR/FB - Home Run to Fly Ball Ratio	vFA vFA - Fourseam Fastball velocity (Pitch Info)	ERA ERA - Earned Run Average ((ER*9)/IP)	xERA xERA - Expected ERA	FIP FIP - Fielder Independent Pitching on an ERA scale	xFIP xFIP - Expected Fielder Independent Pitching where Home Runs are calculated as 10.5% of Fly Balls induced	WAR WAR - Wins Above Replacement
2021	LOU	NCAA	21	1	1	1	11	1	16.0	8.44	12.38	0.00	.277	51.4%				7.31		6.26
2022	IU	NCAA	22	3	4	0	16	15	83.0	9.87	5.10	0.65	.310	65.2%				5.10		5.43
2022	OAK	CPX	22	0	1	0	1	1	1.0	27.00	0.00	0.00	1.000	50.0%	50.0%	0.0%		9.00		-1.75	-0.71
2022	OAK	A	22	0	0	0	5	1	9.0	11.00	2.00	0.00	.250	57.1%	60.0%	0.0%		2.00		2.37	3.14
2022	OAK	MiLB	22	0	1	0	6	2	10.0	12.60	1.80	0.00	.318	55.6%	59.1%	0.0%		2.70		1.96	2.75
2023	OAK	A+	23	3	3	0	10	9	53.2	8.22	3.02	0.50	.225	78.7%	48.6%	6.4%		2.52		3.58	3.81
2023	OAK	AA	23	1	0	0	12	11	54.0	7.33	4.83	0.33	.393	63.9%	51.4%	4.8%		5.67		4.38	5.10
2023	OAK	MiLB	23	4	3	0	22	20	107.2	7.77	3.93	0.42	.318	68.9%	50.2%	5.6%		4.10		3.98	4.46
2024	OAK	CPX	24	0	0	0	1	1	2.0	13.50	0.00	0.00	.000	100.0%	66.7%	0.0%		0.00		1.70	1.70
2024	OAK	AA	24	4	1	0	17	15	76.0	11.84	4.14	0.24	.291	72.1%	43.9%	3.4%		2.96		2.74	3.38
2024	OAK	MiLB	24	4	1	0	18	16	78.0	11.88	4.04	0.23	.286	72.1%	44.3%	3.4%		2.88		2.71	3.33
2025	OAK	AAA	25	3	2	0	9	9	44.0	13.91	4.09	0.61	.272	78.6%	40.5%	9.7%		2.86	3.40	3.47	3.87
2025	ATH	ST	25	0	0	0	2	0	5.0	7.20	3.60	0.00	.154	100.0%	30.8%	0.0%		0.00		3.33	6.52
2025	ATH	MLB	25	3	2	3	12	4	38.2	8.61	4.19	0.93	.230	70.0%	40.4%	8.5%	95.9	4.19	3.63	4.12	4.65	0.4
2026	ATH	ST	26	2	1	0	5	3	9.0	7.00	7.00	1.00	.296	83.3%	39.3%	12.5%		4.00		6.21	6.42
2026	FGDC	PROJ	26	1	1	0	24	0	24.0	9.52	3.71	1.01	.289	72.5%				3.85		3.89		0.0
2026	Steamer	PROJ	26	1	1	0	24	0	24.0	9.53	3.59	1.03	.294	73.9%	42.8%			3.76		3.85	3.89	0.2
2026	ZiPS	PROJ	26	5	4	0	21	14	82.3	9.51	3.83	0.98	.283	71.1%				3.94		3.94		1.3
2026	ZiPS DC	PROJ	26	1	1	0	24	0	24.0	9.51	3.83	0.98	.283	71.1%				3.94		3.94		0.0
2026	ATC	PROJ	26	2	1	0	23	1	31.0	9.32	3.82	0.96	.282	71.3%				3.90		3.92		0.2
2026	THE BAT	PROJ	26	1	1	0	23	1	31.0	9.97	4.00	0.83	.275	73.5%				3.53		3.65		0.4
2026	THE BAT X	PROJ	26	1	1	0	23	1	31.0	10.04	4.20	1.12	.281	71.8%				4.14		4.14		0.3
2026	OOPSY	PROJ	26	1	1	0	24	0	24.0	9.05	3.98	1.11	.295	71.0%				4.20		4.20		0.0
2026	OAK	AAA	26	1	0	0	3	0	7.2	10.57	8.22	1.17	.143	69.8%	53.3%	25.0%		4.70	4.59	6.08	5.31
2026	ATH	MLB	26	2	8	3	28	10	76.2	10.80	3.64	1.76	.320	58.2%	34.4%	14.7%	96.1	7.04	4.04	4.76	4.24	0.3
2026	FGDC	ROS	26	2	3	0	9	7	41.0	9.40	3.92	1.30	.293	70.8%				4.48		4.40		0.4
2026	Steamer	ROS	26	2	3	0	9	7	40.0	8.87	4.15	1.31	.296	71.5%				4.63		4.58		0.3
2026	ZiPS	ROS	26	1	2		7	4	25.0	9.91	3.70	1.28	.289	70.1%				4.33		4.22		0.3
2026	ZiPS DC	ROS	26	2	3	0	9	7	42.0	9.91	3.70	1.28	.289	70.1%				4.33		4.22		0.5
2026	ATC DC	ROS	26	2	3	0	9	7	44.0	9.07	3.87	1.26	.286	69.7%				4.47		4.37		0.5
2026	THE BAT	ROS	26	2	3	0	10	7	37.0	9.01	3.82	1.56	.293	69.0%				5.03		4.78		0.3
2026	THE BAT X	ROS	26	2	3	0	10	7	37.0	9.17	3.76	1.41	.292	69.8%				4.74		4.50		0.4
2026	OOPSY	ROS	26	3	2	0	9	7	44.0	9.48	3.86	1.18	.291	71.6%				4.14		4.12		0.6
Total	- - -	MLB		5	10	6	40	14	115.1	10.07	3.82	1.48	.290	61.7%	36.3%	12.8%	96.0	6.09	3.91	4.54	4.37	0.7

Preseason ProjectionsIn-Season ProjectionsMinor LeaguesSpring TrainingMLB Regular SeasonCollege

Season	Team	Level	W W - Wins	L L - Losses	ERA ERA - Earned Run Average ((ER*9)/IP)	G G - Games Pitched	GS GS - Games Started	QS QS - Quality Starts; pitched at least 6 innings and gave up 3 or fewer earned runs	CG CG - Complete Games	ShO ShO - Shoutouts	SV SV - Saves	HLD HLD - Holds	BS BS - Blown Saves	IP IP - Innings Pitched	TBF TBF - Total Batters Faced	H H - Hits Allowed	R R - Runs Allowed	ER ER - Earned Runs	HR HR - Home Runs	BB BB - Walks	IBB IBB - Intentional	HBP HBP - Hit Batters	WP WP - Wild Pitches	BK BK - Balks	SO SO - Strikeouts
2021	LOU	NCAA	1	1	7.31	11	1		0	0	1			16.0	86	13	18	13	0	22		2	8	0	15
2022	IU	NCAA	3	4	5.10	16	15		0	0	0			83.0	394	77	56	47	6	47		21	12	0	91
2022	OAK	CPX	0	1	9.00	1	1		0	0	0	0	0	1.0	5	2	1	1	0	0	0	0	0	0	3
2022	OAK	A	0	0	2.00	5	1		0	0	0	0	0	9.0	33	5	3	2	0	2	0	0	2	0	11
2022	OAK	MiLB	0	1	2.70	6	2		0	0	0	0	0	10.0	38	7	4	3	0	2	0	0	2	0	14
2023	OAK	A+	3	3	2.52	10	9		0	0	0	0	0	53.2	211	34	15	15	3	18	0	3	5	0	49
2023	OAK	AA	1	0	5.67	12	11		0	0	0	0	0	54.0	252	70	39	34	2	29	0	4	2	0	44
2023	OAK	MiLB	4	3	4.10	22	20		0	0	0	0	0	107.2	463	104	54	49	5	47	0	7	7	0	93
2024	OAK	CPX	0	0	0.00	1	1		0	0	0	0	0	2.0	6	0	0	0	0	0	0	0	0	0	3
2024	OAK	AA	4	1	2.96	17	15		0	0	0	0	0	76.0	315	52	28	25	2	35	0	6	6	1	100
2024	OAK	MiLB	4	1	2.88	18	16		0	0	0	0	0	78.0	321	52	28	25	2	35	0	6	6	1	103
2025	OAK	AAA	3	2	2.86	9	9		0	0	0	0	0	44.0	177	25	14	14	3	20	0	5	5	0	68
2025	ATH	ST	0	0	0.00	2	0		0	0	0	1	0	5.0	19	2	0	0	0	2	0	0	0	0	4
2025	ATH	MLB	3	2	4.19	12	4	1	0	0	3	1	0	38.2	161	27	18	18	4	18	0	2	3	0	37
2026	ATH	ST	2	1	4.00	5	3		0	0	0	0	0	9.0	43	9	4	4	1	7	0	1	0	0	7
2026	FGDC	PROJ	1	1	3.85	24	0	0			0	1		24.0	102	21	11	10	3	10		1			25
2026	Steamer	PROJ	1	1	3.76	24	0	0	0	0	0	1		24.0	102	21	11	10	3	10	1	1			25
2026	ZiPS	PROJ	5	4	3.94	21	14				0	1		82.3	349	69	39	36	9	35	0	6	5	0	87
2026	ZiPS DC	PROJ	1	1	3.94	24	0	0			0	1		24.0	102	20	11	10	3	10		2			25
2026	ATC	PROJ	2	1	3.90	23	1	1			0	1		31.0	130	26	14	13	3	13	0	2			32
2026	THE BAT	PROJ	1	1	3.53	23	1	0			0	1		31.0	129	24	13	12	3	14	1	2			34
2026	THE BAT X	PROJ	1	1	4.14	23	1	0			0	1		31.0	132	26	15	14	4	14	1	2			34
2026	OOPSY	PROJ	1	1	4.20	24	0	0			0	1		24.0	102	21	12	11	3	11		1			24
2026	OAK	AAA	1	0	4.70	3	0		0	0	0	0	0	7.2	31	3	4	4	1	7	0	0	1	0	9
2026	ATH	MLB	2	8	7.04	28	10	0	0	0	3	1	2	76.2	349	80	62	60	15	31	0	8	2	0	92
2026	FGDC	ROS	2	3	4.48	9	7	3			0	0		41.0	177	37	22	20	6	18		3			43
2026	Steamer	ROS	2	3	4.63	9	7	3	0	0	0	0		40.0	177	38	22	21	6	19		2			40
2026	ZiPS	ROS	1	2	4.33	7	4							25.0	106	22	13	12	4	10		2			27
2026	ZiPS DC	ROS	2	3	4.33	9	7	3			0	0		42.0	178	36	22	20	6	17		4			46
2026	ATC DC	ROS	2	3	4.47	9	7	3			0	0		44.0	189	40	24	22	6	19		3			44
2026	THE BAT	ROS	2	3	5.03	10	7				0	0		37.0	160	35	22	20	6	15	0	2			37
2026	THE BAT X	ROS	2	3	4.74	10	7	2			0	0		37.0	159	35	21	19	6	15	0	2			37
2026	OOPSY	ROS	3	2	4.14	9	7	4			0	0		44.0	188	39	22	20	6	19		2			47
Total	- - -	MLB	5	10	6.09	40	14	1	0	0	6	2	2	115.1	510	107	80	78	19	49	0	10	5	0	129

Season	Team	Level	W W - Wins	L L - Losses	ERA ERA - Earned Run Average ((ER*9)/IP)	G G - Games Pitched	GS GS - Games Started	QS QS - Quality Starts; pitched at least 6 innings and gave up 3 or fewer earned runs	CG CG - Complete Games	ShO ShO - Shoutouts	SV SV - Saves	HLD HLD - Holds	BS BS - Blown Saves	IP IP - Innings Pitched	TBF TBF - Total Batters Faced	H H - Hits Allowed	R R - Runs Allowed	ER ER - Earned Runs	HR HR - Home Runs	BB BB - Walks	IBB IBB - Intentional	HBP HBP - Hit Batters	WP WP - Wild Pitches	BK BK - Balks	SO SO - Strikeouts
2021	LOU	NCAA	1	1	7.31	11	1		0	0	1			16.0	86	13	18	13	0	22		2	8	0	15
2022	IU	NCAA	3	4	5.10	16	15		0	0	0			83.0	394	77	56	47	6	47		21	12	0	91
2022	OAK	CPX	0	1	9.00	1	1		0	0	0	0	0	1.0	5	2	1	1	0	0	0	0	0	0	3
2022	OAK	A	0	0	2.00	5	1		0	0	0	0	0	9.0	33	5	3	2	0	2	0	0	2	0	11
2022	OAK	MiLB	0	1	2.70	6	2		0	0	0	0	0	10.0	38	7	4	3	0	2	0	0	2	0	14
2023	OAK	A+	3	3	2.52	10	9		0	0	0	0	0	53.2	211	34	15	15	3	18	0	3	5	0	49
2023	OAK	AA	1	0	5.67	12	11		0	0	0	0	0	54.0	252	70	39	34	2	29	0	4	2	0	44
2023	OAK	MiLB	4	3	4.10	22	20		0	0	0	0	0	107.2	463	104	54	49	5	47	0	7	7	0	93
2024	OAK	CPX	0	0	0.00	1	1		0	0	0	0	0	2.0	6	0	0	0	0	0	0	0	0	0	3
2024	OAK	AA	4	1	2.96	17	15		0	0	0	0	0	76.0	315	52	28	25	2	35	0	6	6	1	100
2024	OAK	MiLB	4	1	2.88	18	16		0	0	0	0	0	78.0	321	52	28	25	2	35	0	6	6	1	103
2025	OAK	AAA	3	2	2.86	9	9		0	0	0	0	0	44.0	177	25	14	14	3	20	0	5	5	0	68
2025	ATH	ST	0	0	0.00	2	0		0	0	0	1	0	5.0	19	2	0	0	0	2	0	0	0	0	4
2025	ATH	MLB	3	2	4.19	12	4	1	0	0	3	1	0	38.2	161	27	18	18	4	18	0	2	3	0	37
2026	ATH	ST	2	1	4.00	5	3		0	0	0	0	0	9.0	43	9	4	4	1	7	0	1	0	0	7
2026	FGDC	PROJ	1	1	3.85	24	0	0			0	1		24.0	102	21	11	10	3	10		1			25
2026	Steamer	PROJ	1	1	3.76	24	0	0	0	0	0	1		24.0	102	21	11	10	3	10	1	1			25
2026	ZiPS	PROJ	5	4	3.94	21	14				0	1		82.3	349	69	39	36	9	35	0	6	5	0	87
2026	ZiPS DC	PROJ	1	1	3.94	24	0	0			0	1		24.0	102	20	11	10	3	10		2			25
2026	ATC	PROJ	2	1	3.90	23	1	1			0	1		31.0	130	26	14	13	3	13	0	2			32
2026	THE BAT	PROJ	1	1	3.53	23	1	0			0	1		31.0	129	24	13	12	3	14	1	2			34
2026	THE BAT X	PROJ	1	1	4.14	23	1	0			0	1		31.0	132	26	15	14	4	14	1	2			34
2026	OOPSY	PROJ	1	1	4.20	24	0	0			0	1		24.0	102	21	12	11	3	11		1			24
2026	OAK	AAA	1	0	4.70	3	0		0	0	0	0	0	7.2	31	3	4	4	1	7	0	0	1	0	9
2026	ATH	MLB	2	8	7.04	28	10	0	0	0	3	1	2	76.2	349	80	62	60	15	31	0	8	2	0	92
2026	FGDC	ROS	2	3	4.48	9	7	3			0	0		41.0	177	37	22	20	6	18		3			43
2026	Steamer	ROS	2	3	4.63	9	7	3	0	0	0	0		40.0	177	38	22	21	6	19		2			40
2026	ZiPS	ROS	1	2	4.33	7	4							25.0	106	22	13	12	4	10		2			27
2026	ZiPS DC	ROS	2	3	4.33	9	7	3			0	0		42.0	178	36	22	20	6	17		4			46
2026	ATC DC	ROS	2	3	4.47	9	7	3			0	0		44.0	189	40	24	22	6	19		3			44
2026	THE BAT	ROS	2	3	5.03	10	7				0	0		37.0	160	35	22	20	6	15	0	2			37
2026	THE BAT X	ROS	2	3	4.74	10	7	2			0	0		37.0	159	35	21	19	6	15	0	2			37
2026	OOPSY	ROS	3	2	4.14	9	7	4			0	0		44.0	188	39	22	20	6	19		2			47
Total	- - -	MLB	5	10	6.09	40	14	1	0	0	6	2	2	115.1	510	107	80	78	19	49	0	10	5	0	129

Preseason ProjectionsIn-Season ProjectionsMinor LeaguesSpring TrainingMLB Regular SeasonAveragesCollege

Season	Team	Level	K/9 K/9 - Strikeouts per 9 Innings ((SO*9)/IP)	BB/9 BB/9 - Walks per 9 Innings ((BB*9)/IP)	K/BB K/BB - Strikeout to Walk Ratio (SO/BB)	HR/9 HR/9 - Home Runs per 9 Innings ((HR*9)/IP)	K% K% - Strikeout Percentage (SO/TBF)	BB% BB% - Walk Percentage (BB/TBF)	K-BB% K-BB% - The difference between strikeout percentage and walk percentage	AVG AVG - Batting Average Against	WHIP WHIP - Walks + Hits divided by Innings Pitched	BABIP BABIP - Batting Average on Balls in Play	LOB% LOB% - Left on Base Percentage	ERA- ERA- - ERA adjusted for park and league where 100 is average and lower is better	FIP- FIP- - FIP adjusted for park and league where 100 is average and lower is better	FIP FIP - Fielder Independent Pitching on an ERA scale
2021	LOU	NCAA	8.44	12.38	0.68	0.00	17.4%	25.6%	-8.1%	.210	2.19	.277	51.4%			6.26
2022	IU	NCAA	9.87	5.10	1.94	0.65	23.1%	11.9%	11.2%	.236	1.49	.310	65.2%			5.43
2022	OAK	CPX	27.00	0.00	3.00	0.00	60.0%	0.0%	60.0%	.400	2.00	1.000	50.0%	206	-39	-1.75
2022	OAK	A	11.00	2.00	5.50	0.00	33.3%	6.1%	27.3%	.161	0.78	.250	57.1%	38	44	2.37
2022	OAK	MiLB	12.60	1.80	7.00	0.00	36.8%	5.3%	31.6%	.194	0.90	.318	55.6%	54	36	1.96
2023	OAK	A+	8.22	3.02	2.72	0.50	23.2%	8.5%	14.7%	.179	0.97	.225	78.7%	54	82	3.58
2023	OAK	AA	7.33	4.83	1.52	0.33	17.5%	11.5%	6.0%	.320	1.83	.393	63.9%	117	95	4.38
2023	OAK	MiLB	7.77	3.93	1.98	0.42	20.1%	10.2%	9.9%	.254	1.40	.318	68.9%	85	88	3.98
2024	OAK	CPX	13.50	0.00	3.00	0.00	50.0%	0.0%	50.0%	.000	0.00	.000	100.0%	0	32	1.70
2024	OAK	AA	11.84	4.14	2.86	0.24	31.7%	11.1%	20.6%	.190	1.14	.291	72.1%	71	69	2.74
2024	OAK	MiLB	11.88	4.04	2.94	0.23	32.1%	10.9%	21.2%	.186	1.12	.286	72.1%	69	68	2.71
2025	OAK	AAA	13.91	4.09	3.40	0.61	38.4%	11.3%	27.1%	.164	1.02	.272	78.6%	48	61	3.47
2025	ATH	ST	7.20	3.60	2.00	0.00	21.1%	10.5%	10.5%	.118	0.80	.154	100.0%	0	68	3.33
2025	ATH	MLB	8.61	4.19	2.06	0.93	23.0%	11.2%	11.8%	.191	1.16	.230	70.0%	99	97	4.12
2025			8.49	3.21	2.64	1.18	22.2%	8.4%	13.8%	.242	1.29	.289	72.3%			4.22
2026	ATH	ST	7.00	7.00	1.00	1.00	16.3%	16.3%	0.0%	.257	1.78	.296	83.3%	83	125	6.21
2026	FGDC	PROJ	9.52	3.71	2.57	1.01	25.0%	9.7%	15.2%	.229	1.27	.289	72.5%			3.89
2026	Steamer	PROJ	9.53	3.59	2.65	1.03	25.0%	9.4%	15.6%	.233	1.28	.294	73.9%			3.85
2026	ZiPS	PROJ	9.51	3.83	2.49	0.98	24.9%	10.0%	14.9%	.224	1.26	.283	71.1%			3.94
2026	ZiPS DC	PROJ	9.51	3.83	2.49	0.98	24.9%	10.0%	14.9%	.224	1.26	.283	71.1%			3.94
2026	ATC	PROJ	9.32	3.82	2.44	0.96	24.4%	10.0%	14.4%	.225	1.27	.282	71.3%			3.92
2026	THE BAT	PROJ	9.97	4.00	2.49	0.83	26.3%	10.5%	15.7%	.211	1.23	.275	73.5%			3.65
2026	THE BAT X	PROJ	10.04	4.20	2.39	1.12	25.9%	10.8%	15.0%	.222	1.30	.281	71.8%			4.14
2026	OOPSY	PROJ	9.05	3.98	2.28	1.11	23.8%	10.4%	13.3%	.239	1.33	.295	71.0%			4.20
2026	OAK	AAA	10.57	8.22	1.29	1.17	29.0%	22.6%	6.5%	.125	1.30	.143	69.8%	78	105	6.08
2026	ATH	MLB	10.80	3.64	2.97	1.76	26.4%	8.9%	17.5%	.258	1.45	.320	58.2%	165	113	4.76
2026			8.50	3.42	2.48	1.17	22.1%	8.9%	13.2%	.241	1.30	.287	72.4%			4.29
2026	FGDC	ROS	9.40	3.92	2.40	1.30	24.2%	10.1%	14.1%	.239	1.35	.293	70.8%			4.40
2026	Steamer	ROS	8.87	4.15	2.14	1.31	22.4%	10.5%	11.9%	.247	1.42	.296	71.5%			4.58
2026	ZiPS	ROS	9.91	3.70	2.67	1.28	25.8%	9.7%	16.2%	.231	1.28	.289	70.1%			4.22
2026	ZiPS DC	ROS	9.91	3.70	2.67	1.28	25.8%	9.7%	16.2%	.231	1.28	.289	70.1%			4.22
2026	ATC DC	ROS	9.07	3.87	2.35	1.26	23.4%	10.0%	13.4%	.237	1.33	.286	69.7%			4.37
2026	THE BAT	ROS	9.01	3.82	2.36	1.56	22.9%	9.7%	13.2%	.249	1.39	.293	69.0%			4.78
2026	THE BAT X	ROS	9.17	3.76	2.44	1.41	23.4%	9.6%	13.8%	.244	1.36	.292	69.8%			4.50
2026	OOPSY	ROS	9.48	3.86	2.46	1.18	24.9%	10.1%	14.8%	.234	1.31	.291	71.6%			4.12
Total	- - -	MLB	10.07	3.82	2.63	1.48	25.3%	9.6%	15.7%	.237	1.35	.290	61.7%	143	108	4.54

Season	Team	Level	K/9 K/9 - Strikeouts per 9 Innings ((SO*9)/IP)	BB/9 BB/9 - Walks per 9 Innings ((BB*9)/IP)	K/BB K/BB - Strikeout to Walk Ratio (SO/BB)	HR/9 HR/9 - Home Runs per 9 Innings ((HR*9)/IP)	K% K% - Strikeout Percentage (SO/TBF)	BB% BB% - Walk Percentage (BB/TBF)	K-BB% K-BB% - The difference between strikeout percentage and walk percentage	AVG AVG - Batting Average Against	WHIP WHIP - Walks + Hits divided by Innings Pitched	BABIP BABIP - Batting Average on Balls in Play	LOB% LOB% - Left on Base Percentage	ERA- ERA- - ERA adjusted for park and league where 100 is average and lower is better	FIP- FIP- - FIP adjusted for park and league where 100 is average and lower is better	FIP FIP - Fielder Independent Pitching on an ERA scale
2021	LOU	NCAA	8.44	12.38	0.68	0.00	17.4%	25.6%	-8.1%	.210	2.19	.277	51.4%			6.26
2022	IU	NCAA	9.87	5.10	1.94	0.65	23.1%	11.9%	11.2%	.236	1.49	.310	65.2%			5.43
2022	OAK	CPX	27.00	0.00	3.00	0.00	60.0%	0.0%	60.0%	.400	2.00	1.000	50.0%	206	-39	-1.75
2022	OAK	A	11.00	2.00	5.50	0.00	33.3%	6.1%	27.3%	.161	0.78	.250	57.1%	38	44	2.37
2022	OAK	MiLB	12.60	1.80	7.00	0.00	36.8%	5.3%	31.6%	.194	0.90	.318	55.6%	54	36	1.96
2023	OAK	A+	8.22	3.02	2.72	0.50	23.2%	8.5%	14.7%	.179	0.97	.225	78.7%	54	82	3.58
2023	OAK	AA	7.33	4.83	1.52	0.33	17.5%	11.5%	6.0%	.320	1.83	.393	63.9%	117	95	4.38
2023	OAK	MiLB	7.77	3.93	1.98	0.42	20.1%	10.2%	9.9%	.254	1.40	.318	68.9%	85	88	3.98
2024	OAK	CPX	13.50	0.00	3.00	0.00	50.0%	0.0%	50.0%	.000	0.00	.000	100.0%	0	32	1.70
2024	OAK	AA	11.84	4.14	2.86	0.24	31.7%	11.1%	20.6%	.190	1.14	.291	72.1%	71	69	2.74
2024	OAK	MiLB	11.88	4.04	2.94	0.23	32.1%	10.9%	21.2%	.186	1.12	.286	72.1%	69	68	2.71
2025	OAK	AAA	13.91	4.09	3.40	0.61	38.4%	11.3%	27.1%	.164	1.02	.272	78.6%	48	61	3.47
2025	ATH	ST	7.20	3.60	2.00	0.00	21.1%	10.5%	10.5%	.118	0.80	.154	100.0%	0	68	3.33
2025	ATH	MLB	8.61	4.19	2.06	0.93	23.0%	11.2%	11.8%	.191	1.16	.230	70.0%	99	97	4.12
2025			8.49	3.21	2.64	1.18	22.2%	8.4%	13.8%	.242	1.29	.289	72.3%			4.22
2026	ATH	ST	7.00	7.00	1.00	1.00	16.3%	16.3%	0.0%	.257	1.78	.296	83.3%	83	125	6.21
2026	FGDC	PROJ	9.52	3.71	2.57	1.01	25.0%	9.7%	15.2%	.229	1.27	.289	72.5%			3.89
2026	Steamer	PROJ	9.53	3.59	2.65	1.03	25.0%	9.4%	15.6%	.233	1.28	.294	73.9%			3.85
2026	ZiPS	PROJ	9.51	3.83	2.49	0.98	24.9%	10.0%	14.9%	.224	1.26	.283	71.1%			3.94
2026	ZiPS DC	PROJ	9.51	3.83	2.49	0.98	24.9%	10.0%	14.9%	.224	1.26	.283	71.1%			3.94
2026	ATC	PROJ	9.32	3.82	2.44	0.96	24.4%	10.0%	14.4%	.225	1.27	.282	71.3%			3.92
2026	THE BAT	PROJ	9.97	4.00	2.49	0.83	26.3%	10.5%	15.7%	.211	1.23	.275	73.5%			3.65
2026	THE BAT X	PROJ	10.04	4.20	2.39	1.12	25.9%	10.8%	15.0%	.222	1.30	.281	71.8%			4.14
2026	OOPSY	PROJ	9.05	3.98	2.28	1.11	23.8%	10.4%	13.3%	.239	1.33	.295	71.0%			4.20
2026	OAK	AAA	10.57	8.22	1.29	1.17	29.0%	22.6%	6.5%	.125	1.30	.143	69.8%	78	105	6.08
2026	ATH	MLB	10.80	3.64	2.97	1.76	26.4%	8.9%	17.5%	.258	1.45	.320	58.2%	165	113	4.76
2026			8.50	3.42	2.48	1.17	22.1%	8.9%	13.2%	.241	1.30	.287	72.4%			4.29
2026	FGDC	ROS	9.40	3.92	2.40	1.30	24.2%	10.1%	14.1%	.239	1.35	.293	70.8%			4.40
2026	Steamer	ROS	8.87	4.15	2.14	1.31	22.4%	10.5%	11.9%	.247	1.42	.296	71.5%			4.58
2026	ZiPS	ROS	9.91	3.70	2.67	1.28	25.8%	9.7%	16.2%	.231	1.28	.289	70.1%			4.22
2026	ZiPS DC	ROS	9.91	3.70	2.67	1.28	25.8%	9.7%	16.2%	.231	1.28	.289	70.1%			4.22
2026	ATC DC	ROS	9.07	3.87	2.35	1.26	23.4%	10.0%	13.4%	.237	1.33	.286	69.7%			4.37
2026	THE BAT	ROS	9.01	3.82	2.36	1.56	22.9%	9.7%	13.2%	.249	1.39	.293	69.0%			4.78
2026	THE BAT X	ROS	9.17	3.76	2.44	1.41	23.4%	9.6%	13.8%	.244	1.36	.292	69.8%			4.50
2026	OOPSY	ROS	9.48	3.86	2.46	1.18	24.9%	10.1%	14.8%	.234	1.31	.291	71.6%			4.12
Total	- - -	MLB	10.07	3.82	2.63	1.48	25.3%	9.6%	15.7%	.237	1.35	.290	61.7%	143	108	4.54

Preseason ProjectionsIn-Season ProjectionsMinor LeaguesSpring TrainingMLB Regular SeasonCollege

Season	Team	Level	Events Events - The number of Batted Balls (TBF - SO - BB - HBP)	EV EV - Exit Velocity (mph) - Speed of the baseball as it comes off the bat	maxEV maxEV - Maximum Exit Velocity (mph) - Highest speed of a ball off the bat.	LA LA - Launch Angle (degree) - Vertical direction of the ball as it leaves the bat	Barrels Barrels - A batted ball with comparable hit types (in terms of exit velocity and launch angle) have led to a minimum .500 batting average and 1.500 slugging percentage	Barrel% Barrel% - Percentage of batted balls that are classified as barrels	HardHit HardHit - Number of batted balls with exit velocity of 95 mph or higher	HardHit% HardHit% - Percentage of batted balls with exit velocity of 95 mph or higher	ERA ERA - Earned Run Average ((ER*9)/IP)	xERA xERA - Expected ERA
2025	OAK	AAA	84	89.3	107.6	12.0	7	8.3%	31	36.9%	2.86	3.40
2025	ATH	MLB	104	85.7	109.6	15.8	10	9.6%	37	35.6%	4.19	3.63
2026	ATH	ST	28	85.1	110.9	11.7	0	0.0%	9	32.1%	4.00
2026	OAK	AAA	15	87.4	100.6	9.3	1	6.7%	7	46.7%	4.70	4.59
2026	ATH	MLB	218	89.0	111.2	16.2	20	9.2%	82	37.6%	7.04	4.04
Total	- - -	MLB	322	87.9	111.2	16.1	30	9.3%	119	37.0%	6.09	3.91

Season	Team	Level	Events Events - The number of Batted Balls (TBF - SO - BB - HBP)	EV EV - Exit Velocity (mph) - Speed of the baseball as it comes off the bat	maxEV maxEV - Maximum Exit Velocity (mph) - Highest speed of a ball off the bat.	LA LA - Launch Angle (degree) - Vertical direction of the ball as it leaves the bat	Barrels Barrels - A batted ball with comparable hit types (in terms of exit velocity and launch angle) have led to a minimum .500 batting average and 1.500 slugging percentage	Barrel% Barrel% - Percentage of batted balls that are classified as barrels	HardHit HardHit - Number of batted balls with exit velocity of 95 mph or higher	HardHit% HardHit% - Percentage of batted balls with exit velocity of 95 mph or higher	ERA ERA - Earned Run Average ((ER*9)/IP)	xERA xERA - Expected ERA
2025	OAK	AAA	84	89.3	107.6	12.0	7	8.3%	31	36.9%	2.86	3.40
2025	ATH	MLB	104	85.7	109.6	15.8	10	9.6%	37	35.6%	4.19	3.63
2026	ATH	ST	28	85.1	110.9	11.7	0	0.0%	9	32.1%	4.00
2026	OAK	AAA	15	87.4	100.6	9.3	1	6.7%	7	46.7%	4.70	4.59
2026	ATH	MLB	218	89.0	111.2	16.2	20	9.2%	82	37.6%	7.04	4.04
Total	- - -	MLB	322	87.9	111.2	16.1	30	9.3%	119	37.0%	6.09	3.91

Jack Perkins

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BAL	CHW	ATH
BOS	CLE	HOU
NYY	DET	LAA
TBR	KCR	SEA
TOR	MIN	TEX

ATL	CHC	ARI
MIA	CIN	COL
NYM	MIL	LAD
PHI	PIT	SDP
WSN	STL	SFG