Batting

Pitching

Jon Olczak

Free Agent (AAA)

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Age: 32

Bats/Throws: R/R

6'0" / 180

DOB: 11/14/1993

(32 years, 10 months, 4 days)

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Minor LeaguesSpring Training

Season	Team	Level	Age	W	L	SV	G	GS	IP	divider	K/9	BB/9	HR/9	BABIP	LOB%	GB%	HR/FB	divider	vFA	divider	ERA	xERA	FIP	xFIP	WAR
2015	MIL	R	21	0	2	0	6	0	9.1		12.54	2.89	0.00	.385	62.5%	54.5%	0.0%				1.93		2.96	3.32
2015	MIL	R	21	0	2	2	8	0	18.1		14.73	0.98	0.98	.265	78.4%	22.2%	10.0%				2.45		2.62	2.38
2015	MIL	MiLB	21	0	4	2	14	0	27.2		13.99	1.63	0.65	.317	68.7%	34.5%	7.4%				2.28		2.73	2.70
2016	MIL	A+	22	1	3	10	38	0	56.1		10.70	2.88	0.48	.294	74.8%	35.7%	5.3%				3.04		2.74	2.85
2017	MIL	R	23	0	0	0	3	1	2.0		18.00	0.00	4.50	.667	55.6%	42.9%	33.3%				13.50		6.70	1.33
2017	MIL	A+	23	1	1	2	11	0	20.0		8.55	3.60	0.90	.368	60.9%	34.5%	10.0%				4.95		4.45	4.21
2017	MIL	MiLB	23	1	1	2	14	1	22.0		9.41	3.27	1.23	.397	60.3%	35.4%	13.0%				5.73		4.65	3.94
2017	MIL	ST	23	0	0	0	1	0	0.1		0.00	81.00	0.00	.000	75.0%	0.0%	0.0%				27.00		39.65	39.65
2018	MIL	A+	24	0	0	2	2	0	2.0		13.50	4.50	0.00	.400	100.0%	40.0%	0.0%				0.00		1.86	3.25
2018	MIL	AA	24	10	3	4	42	0	56.1		9.59	2.88	0.16	.252	71.9%	39.4%	1.6%				1.44		2.58	3.59
2018	MIL	MiLB	24	10	3	6	44	0	58.1		9.72	2.93	0.15	.257	73.4%	39.4%	1.5%				1.39		2.56	3.57
2019	MIL	AA	25	0	0	2	11	0	11.2		10.03	4.63	0.00	.400	80.0%	40.0%	0.0%				1.54		2.61	3.63
2019	MIL	AAA	25	1	3	1	24	0	36.1		8.67	1.98	1.24	.340	61.4%	44.4%	12.8%				4.95		4.48	4.93
2019	MIL	MiLB	25	1	3	3	35	0	48.0		9.00	2.63	0.94	.355	67.2%	43.4%	9.8%				4.13		4.03	4.62
2019	MIL	ST	25	0	1	1	3	0	4.0		15.75	6.75	4.50	.333	76.9%	37.5%	66.7%				9.00		9.73	4.57
2021	HOU	AA	27	2	0	6	25	0	29.1		10.43	1.84	0.31	.217	80.5%	42.0%	4.3%				1.84		2.53	3.47
2021	HOU	AAA	27	2	1	0	11	0	18.2		9.16	1.93	0.96	.296	62.5%	30.9%	6.7%				4.34		3.93	5.64
2021	HOU	MiLB	27	4	1	6	36	0	48.0		9.94	1.88	0.56	.252	72.4%	37.1%	5.7%				2.81		3.07	4.32
2022	HOU	AAA	28	4	4	0	47	2	65.2		10.55	2.88	1.92	.328	74.9%	41.8%	20.9%				4.66		5.47	4.76
2022	HOU	ST	28	0	0	1	3	0	4.0		9.00	2.25	0.00	.111	100.0%	33.3%	0.0%				0.00		2.41	3.99
2023	ATL	AAA	29	0	0	0	4	0	3.1		8.10	10.80	2.70	.579	36.1%	25.0%	20.0%				27.00	18.56	11.07	10.05
2023	ATL	ST	29	0	0	0	3	0	1.0		9.00	0.00	0.00	.000	100.0%	0.0%	0.0%				0.00		4.81	8.36

Season	Team	Level	Age	W	L	SV	G	GS	IP	divider	K/9	BB/9	HR/9	BABIP	LOB%	GB%	HR/FB	divider	vFA	divider	ERA	xERA	FIP	xFIP	WAR
2015	MIL	R	21	0	2	0	6	0	9.1		12.54	2.89	0.00	.385	62.5%	54.5%	0.0%				1.93		2.96	3.32
2015	MIL	R	21	0	2	2	8	0	18.1		14.73	0.98	0.98	.265	78.4%	22.2%	10.0%				2.45		2.62	2.38
2015	MIL	MiLB	21	0	4	2	14	0	27.2		13.99	1.63	0.65	.317	68.7%	34.5%	7.4%				2.28		2.73	2.70
2016	MIL	A+	22	1	3	10	38	0	56.1		10.70	2.88	0.48	.294	74.8%	35.7%	5.3%				3.04		2.74	2.85
2017	MIL	R	23	0	0	0	3	1	2.0		18.00	0.00	4.50	.667	55.6%	42.9%	33.3%				13.50		6.70	1.33
2017	MIL	A+	23	1	1	2	11	0	20.0		8.55	3.60	0.90	.368	60.9%	34.5%	10.0%				4.95		4.45	4.21
2017	MIL	MiLB	23	1	1	2	14	1	22.0		9.41	3.27	1.23	.397	60.3%	35.4%	13.0%				5.73		4.65	3.94
2017	MIL	ST	23	0	0	0	1	0	0.1		0.00	81.00	0.00	.000	75.0%	0.0%	0.0%				27.00		39.65	39.65
2018	MIL	A+	24	0	0	2	2	0	2.0		13.50	4.50	0.00	.400	100.0%	40.0%	0.0%				0.00		1.86	3.25
2018	MIL	AA	24	10	3	4	42	0	56.1		9.59	2.88	0.16	.252	71.9%	39.4%	1.6%				1.44		2.58	3.59
2018	MIL	MiLB	24	10	3	6	44	0	58.1		9.72	2.93	0.15	.257	73.4%	39.4%	1.5%				1.39		2.56	3.57
2019	MIL	AA	25	0	0	2	11	0	11.2		10.03	4.63	0.00	.400	80.0%	40.0%	0.0%				1.54		2.61	3.63
2019	MIL	AAA	25	1	3	1	24	0	36.1		8.67	1.98	1.24	.340	61.4%	44.4%	12.8%				4.95		4.48	4.93
2019	MIL	MiLB	25	1	3	3	35	0	48.0		9.00	2.63	0.94	.355	67.2%	43.4%	9.8%				4.13		4.03	4.62
2019	MIL	ST	25	0	1	1	3	0	4.0		15.75	6.75	4.50	.333	76.9%	37.5%	66.7%				9.00		9.73	4.57
2021	HOU	AA	27	2	0	6	25	0	29.1		10.43	1.84	0.31	.217	80.5%	42.0%	4.3%				1.84		2.53	3.47
2021	HOU	AAA	27	2	1	0	11	0	18.2		9.16	1.93	0.96	.296	62.5%	30.9%	6.7%				4.34		3.93	5.64
2021	HOU	MiLB	27	4	1	6	36	0	48.0		9.94	1.88	0.56	.252	72.4%	37.1%	5.7%				2.81		3.07	4.32
2022	HOU	AAA	28	4	4	0	47	2	65.2		10.55	2.88	1.92	.328	74.9%	41.8%	20.9%				4.66		5.47	4.76
2022	HOU	ST	28	0	0	1	3	0	4.0		9.00	2.25	0.00	.111	100.0%	33.3%	0.0%				0.00		2.41	3.99
2023	ATL	AAA	29	0	0	0	4	0	3.1		8.10	10.80	2.70	.579	36.1%	25.0%	20.0%				27.00	18.56	11.07	10.05
2023	ATL	ST	29	0	0	0	3	0	1.0		9.00	0.00	0.00	.000	100.0%	0.0%	0.0%				0.00		4.81	8.36

Minor LeaguesSpring Training

Season	Team	Level	W	L	ERA	G	GS	QS	CG	ShO	SV	HLD	BS	IP	TBF	H	R	ER	HR	BB	IBB	HBP	WP	BK	SO
2015	MIL	R	0	2	1.93	6	0		0	0	0	0	0	9.1	45	10	6	2	0	3	0	3	0	0	13
2015	MIL	R	0	2	2.45	8	0		0	0	2	0	0	18.1	68	11	5	5	2	2	0	0	1	0	30
2015	MIL	MiLB	0	4	2.28	14	0		0	0	2	0	0	27.2	113	21	11	7	2	5	0	3	1	0	43
2016	MIL	A+	1	3	3.04	38	0		0	0	10	2	5	56.1	235	45	20	19	3	18	1	4	7	1	67
2017	MIL	R	0	0	13.50	3	1		0	0	0	0	0	2.0	11	5	3	3	1	0	0	0	1	0	4
2017	MIL	A+	1	1	4.95	11	0		0	0	2	2	1	20.0	89	23	15	11	2	8	0	3	6	0	19
2017	MIL	MiLB	1	1	5.73	14	1		0	0	2	2	1	22.0	100	28	18	14	3	8	0	3	7	0	23
2017	MIL	ST	0	0	27.00	1	0		0	0	0	0	0	0.1	4	0	1	1	0	3	0	1	0	0	0
2018	MIL	A+	0	0	0.00	2	0		0	0	2	0	0	2.0	9	2	0	0	0	1	0	0	0	0	3
2018	MIL	AA	10	3	1.44	42	0		0	0	4	8	1	56.1	221	36	17	9	1	18	2	3	8	0	60
2018	MIL	MiLB	10	3	1.39	44	0		0	0	6	8	1	58.1	230	38	17	9	1	19	2	3	8	0	63
2019	MIL	AA	0	0	1.54	11	0		0	0	2	2	1	11.2	54	14	4	2	0	6	1	0	2	0	13
2019	MIL	AAA	1	3	4.95	24	0		0	0	1	1	2	36.1	156	41	24	20	5	8	0	2	3	0	35
2019	MIL	MiLB	1	3	4.13	35	0		0	0	3	3	3	48.0	210	55	28	22	5	14	1	2	5	0	48
2019	MIL	ST	0	1	9.00	3	0		0	0	1	0	0	4.0	19	4	4	4	2	3	0	1	0	0	7
2021	HOU	AA	2	0	1.84	25	0		0	0	6	0	1	29.1	113	16	6	6	1	6	0	3	3	0	34
2021	HOU	AAA	2	1	4.34	11	0		0	0	0	0	0	18.2	79	18	10	9	2	4	0	0	1	0	19
2021	HOU	MiLB	4	1	2.81	36	0		0	0	6	0	1	48.0	192	34	16	15	3	10	0	3	4	0	53
2022	HOU	AAA	4	4	4.66	47	2		0	0	0	7	0	65.2	291	71	39	34	14	21	0	5	5	0	77
2022	HOU	ST	0	0	0.00	3	0		0	0	1	0	0	4.0	14	1	0	0	0	1	0	0	0	0	4
2023	ATL	AAA	0	0	27.00	4	0		0	0	0	0	0	3.1	29	12	12	10	1	4	0	2	0	0	3
2023	ATL	ST	0	0	0.00	3	0		0	0	0	2	0	1.0	4	0	0	0	0	0	0	1	1	0	1

Season	Team	Level	W	L	ERA	G	GS	QS	CG	ShO	SV	HLD	BS	IP	TBF	H	R	ER	HR	BB	IBB	HBP	WP	BK	SO
2015	MIL	R	0	2	1.93	6	0		0	0	0	0	0	9.1	45	10	6	2	0	3	0	3	0	0	13
2015	MIL	R	0	2	2.45	8	0		0	0	2	0	0	18.1	68	11	5	5	2	2	0	0	1	0	30
2015	MIL	MiLB	0	4	2.28	14	0		0	0	2	0	0	27.2	113	21	11	7	2	5	0	3	1	0	43
2016	MIL	A+	1	3	3.04	38	0		0	0	10	2	5	56.1	235	45	20	19	3	18	1	4	7	1	67
2017	MIL	R	0	0	13.50	3	1		0	0	0	0	0	2.0	11	5	3	3	1	0	0	0	1	0	4
2017	MIL	A+	1	1	4.95	11	0		0	0	2	2	1	20.0	89	23	15	11	2	8	0	3	6	0	19
2017	MIL	MiLB	1	1	5.73	14	1		0	0	2	2	1	22.0	100	28	18	14	3	8	0	3	7	0	23
2017	MIL	ST	0	0	27.00	1	0		0	0	0	0	0	0.1	4	0	1	1	0	3	0	1	0	0	0
2018	MIL	A+	0	0	0.00	2	0		0	0	2	0	0	2.0	9	2	0	0	0	1	0	0	0	0	3
2018	MIL	AA	10	3	1.44	42	0		0	0	4	8	1	56.1	221	36	17	9	1	18	2	3	8	0	60
2018	MIL	MiLB	10	3	1.39	44	0		0	0	6	8	1	58.1	230	38	17	9	1	19	2	3	8	0	63
2019	MIL	AA	0	0	1.54	11	0		0	0	2	2	1	11.2	54	14	4	2	0	6	1	0	2	0	13
2019	MIL	AAA	1	3	4.95	24	0		0	0	1	1	2	36.1	156	41	24	20	5	8	0	2	3	0	35
2019	MIL	MiLB	1	3	4.13	35	0		0	0	3	3	3	48.0	210	55	28	22	5	14	1	2	5	0	48
2019	MIL	ST	0	1	9.00	3	0		0	0	1	0	0	4.0	19	4	4	4	2	3	0	1	0	0	7
2021	HOU	AA	2	0	1.84	25	0		0	0	6	0	1	29.1	113	16	6	6	1	6	0	3	3	0	34
2021	HOU	AAA	2	1	4.34	11	0		0	0	0	0	0	18.2	79	18	10	9	2	4	0	0	1	0	19
2021	HOU	MiLB	4	1	2.81	36	0		0	0	6	0	1	48.0	192	34	16	15	3	10	0	3	4	0	53
2022	HOU	AAA	4	4	4.66	47	2		0	0	0	7	0	65.2	291	71	39	34	14	21	0	5	5	0	77
2022	HOU	ST	0	0	0.00	3	0		0	0	1	0	0	4.0	14	1	0	0	0	1	0	0	0	0	4
2023	ATL	AAA	0	0	27.00	4	0		0	0	0	0	0	3.1	29	12	12	10	1	4	0	2	0	0	3
2023	ATL	ST	0	0	0.00	3	0		0	0	0	2	0	1.0	4	0	0	0	0	0	0	1	1	0	1

Minor LeaguesSpring TrainingAverages

Season	Team	Level	K/9	BB/9	K/BB	HR/9	divider	K%	BB%	K-BB%	divider	AVG	WHIP	BABIP	LOB%	divider	ERA-	FIP-	divider	FIP
2015	MIL	R	12.54	2.89	4.33	0.00		28.9%	6.7%	22.2%		.256	1.39	.385	62.5%		54	80		2.96
2015	MIL	R	14.73	0.98	15.00	0.98		44.1%	2.9%	41.2%		.167	0.71	.265	78.4%		51	54		2.62
2015	MIL	MiLB	13.99	1.63	8.60	0.65		38.1%	4.4%	33.6%		.200	0.94	.317	68.7%		52	62		2.73
2016	MIL	A+	10.70	2.88	3.72	0.48		28.5%	7.7%	20.9%		.211	1.12	.294	74.8%		88	78		2.74
2017	MIL	R	18.00	0.00	4.00	4.50		36.4%	0.0%	36.4%		.455	2.50	.667	55.6%		316	152		6.70
2017	MIL	A+	8.55	3.60	2.38	0.90		21.3%	9.0%	12.4%		.295	1.55	.368	60.9%		126	113		4.45
2017	MIL	MiLB	9.41	3.27	2.88	1.23		23.0%	8.0%	15.0%		.315	1.64	.397	60.3%		143	116		4.65
2017	MIL	ST	0.00	81.00	0.00	0.00		0.0%	75.0%	-75.0%		.000	9.00	.000	75.0%		589	820		39.65
2018	MIL	A+	13.50	4.50	3.00	0.00		33.3%	11.1%	22.2%		.250	1.50	.400	100.0%		0	47		1.86
2018	MIL	AA	9.59	2.88	3.33	0.16		27.1%	8.1%	19.0%		.180	0.96	.252	71.9%		38	66		2.58
2018	MIL	MiLB	9.72	2.93	3.32	0.15		27.4%	8.3%	19.1%		.183	0.98	.257	73.4%		37	65		2.56
2019	MIL	AA	10.03	4.63	2.17	0.00		24.1%	11.1%	13.0%		.292	1.71	.400	80.0%		43	70		2.61
2019	MIL	AAA	8.67	1.98	4.38	1.24		22.4%	5.1%	17.3%		.281	1.35	.340	61.4%		93	84		4.48
2019	MIL	MiLB	9.00	2.63	3.43	0.94		22.9%	6.7%	16.2%		.284	1.44	.355	67.2%		81	81		4.03
2019	MIL	ST	15.75	6.75	2.33	4.50		36.8%	15.8%	21.1%		.267	1.75	.333	76.9%		184	191		9.73
2021	HOU	AA	10.43	1.84	5.67	0.31		30.1%	5.3%	24.8%		.154	0.75	.217	80.5%		42	55		2.53
2021	HOU	AAA	9.16	1.93	4.75	0.96		24.1%	5.1%	19.0%		.240	1.18	.296	62.5%		90	76		3.93
2021	HOU	MiLB	9.94	1.88	5.30	0.56		27.6%	5.2%	22.4%		.190	0.92	.252	72.4%		60	63		3.07
2022	HOU	AAA	10.55	2.88	3.67	1.92		26.5%	7.2%	19.2%		.268	1.40	.328	74.9%		96	106		5.47
2022	HOU	ST	9.00	2.25	4.00	0.00		28.6%	7.1%	21.4%		.077	0.50	.111	100.0%		0	49		2.41
2023	ATL	AAA	8.10	10.80	0.75	2.70		10.3%	13.8%	-3.4%		.522	4.80	.579	36.1%		536	220		11.07
2023	ATL	ST	9.00	0.00	1.00	0.00		25.0%	0.0%	25.0%		.000	0.00	.000	100.0%		0	106		4.81

Season	Team	Level	K/9	BB/9	K/BB	HR/9	divider	K%	BB%	K-BB%	divider	AVG	WHIP	BABIP	LOB%	divider	ERA-	FIP-	divider	FIP
2015	MIL	R	12.54	2.89	4.33	0.00		28.9%	6.7%	22.2%		.256	1.39	.385	62.5%		54	80		2.96
2015	MIL	R	14.73	0.98	15.00	0.98		44.1%	2.9%	41.2%		.167	0.71	.265	78.4%		51	54		2.62
2015	MIL	MiLB	13.99	1.63	8.60	0.65		38.1%	4.4%	33.6%		.200	0.94	.317	68.7%		52	62		2.73
2016	MIL	A+	10.70	2.88	3.72	0.48		28.5%	7.7%	20.9%		.211	1.12	.294	74.8%		88	78		2.74
2017	MIL	R	18.00	0.00	4.00	4.50		36.4%	0.0%	36.4%		.455	2.50	.667	55.6%		316	152		6.70
2017	MIL	A+	8.55	3.60	2.38	0.90		21.3%	9.0%	12.4%		.295	1.55	.368	60.9%		126	113		4.45
2017	MIL	MiLB	9.41	3.27	2.88	1.23		23.0%	8.0%	15.0%		.315	1.64	.397	60.3%		143	116		4.65
2017	MIL	ST	0.00	81.00	0.00	0.00		0.0%	75.0%	-75.0%		.000	9.00	.000	75.0%		589	820		39.65
2018	MIL	A+	13.50	4.50	3.00	0.00		33.3%	11.1%	22.2%		.250	1.50	.400	100.0%		0	47		1.86
2018	MIL	AA	9.59	2.88	3.33	0.16		27.1%	8.1%	19.0%		.180	0.96	.252	71.9%		38	66		2.58
2018	MIL	MiLB	9.72	2.93	3.32	0.15		27.4%	8.3%	19.1%		.183	0.98	.257	73.4%		37	65		2.56
2019	MIL	AA	10.03	4.63	2.17	0.00		24.1%	11.1%	13.0%		.292	1.71	.400	80.0%		43	70		2.61
2019	MIL	AAA	8.67	1.98	4.38	1.24		22.4%	5.1%	17.3%		.281	1.35	.340	61.4%		93	84		4.48
2019	MIL	MiLB	9.00	2.63	3.43	0.94		22.9%	6.7%	16.2%		.284	1.44	.355	67.2%		81	81		4.03
2019	MIL	ST	15.75	6.75	2.33	4.50		36.8%	15.8%	21.1%		.267	1.75	.333	76.9%		184	191		9.73
2021	HOU	AA	10.43	1.84	5.67	0.31		30.1%	5.3%	24.8%		.154	0.75	.217	80.5%		42	55		2.53
2021	HOU	AAA	9.16	1.93	4.75	0.96		24.1%	5.1%	19.0%		.240	1.18	.296	62.5%		90	76		3.93
2021	HOU	MiLB	9.94	1.88	5.30	0.56		27.6%	5.2%	22.4%		.190	0.92	.252	72.4%		60	63		3.07
2022	HOU	AAA	10.55	2.88	3.67	1.92		26.5%	7.2%	19.2%		.268	1.40	.328	74.9%		96	106		5.47
2022	HOU	ST	9.00	2.25	4.00	0.00		28.6%	7.1%	21.4%		.077	0.50	.111	100.0%		0	49		2.41
2023	ATL	AAA	8.10	10.80	0.75	2.70		10.3%	13.8%	-3.4%		.522	4.80	.579	36.1%		536	220		11.07
2023	ATL	ST	9.00	0.00	1.00	0.00		25.0%	0.0%	25.0%		.000	0.00	.000	100.0%		0	106		4.81

Minor LeaguesSpring Training

Season	Team	Level	Events	EV	maxEV	LA	Barrels	Barrel%	HardHit	HardHit%	divider	ERA	xERA
2023	ATL	AAA	20	91.0	108.4	13.0	2	10.0%	11	55.0%		27.00	18.56

Season	Team	Level	Events	EV	maxEV	LA	Barrels	Barrel%	HardHit	HardHit%	divider	ERA	xERA
2023	ATL	AAA	20	91.0	108.4	13.0	2	10.0%	11	55.0%		27.00	18.56