Williams Jerez

(AAA)

Age: 32

Bats/Throws: L/L

6'4" / 210

DOB: 5/16/1992

(32 years, 11 months, 15 days)

Stats

Partial SeasonsMinor LeaguesSpring TrainingMLB Regular Season

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
2014	BOS	R	22	3	1	1	9	0	24.1	9.99	1.85	0.00	.303	70.4%	46.0%	0.0%		2.22		2.15	2.64
2014	BOS	A-	22	1	1	0	5	0	10.0	11.70	5.40	0.00	.448	71.4%	31.0%	0.0%		4.50		3.24	3.82
2014	BOS	MiLB	22	4	2	1	14	0	34.1	10.49	2.88	0.00	.347	70.8%	41.3%	0.0%		2.88		2.47	2.98
2015	BOS	A	23	3	1	3	14	0	39.1	9.84	2.29	0.69	.367	76.3%	48.1%	8.1%		2.06		3.13	2.87
2015	BOS	A+	23	1	0	0	5	0	12.1	8.76	2.92	0.00	.314	87.5%	55.9%	0.0%		0.73		2.53	3.07
2015	BOS	AA	23	1	2	1	22	0	37.0	7.54	4.14	0.49	.294	74.7%	47.2%	5.1%		3.65		3.67	3.79
2015	BOS	MiLB	23	5	3	4	41	0	88.2	8.73	3.15	0.51	.328	77.2%	48.8%	5.8%		2.54		3.27	3.28
2016	BOS	AA	24	1	6	0	40	0	65.0	9.00	4.15	0.83	.350	71.6%	44.3%	10.0%		4.71		4.03	3.78
2016	BOS	ST	24	0	0	0	5	0	4.1	6.23	2.08	2.08	.333	35.7%	43.8%	25.0%		10.38		6.04	4.51
2017	BOS	AA	25	2	0	4	29	0	51.1	8.24	2.98	0.53	.324	73.7%	45.8%	6.3%		3.16		3.21	3.56
2017	BOS	AAA	25	0	2	0	9	0	12.0	7.50	4.50	2.25	.194	76.3%	48.5%	21.4%		3.75		6.67	4.84
2017	BOS	MiLB	25	2	2	4	38	0	63.1	8.10	3.27	0.85	.301	74.1%	46.3%	9.7%		3.27		3.86	3.80
2018	BOS	AAA	26	2	1	5	34	0	52.0	11.94	4.15	1.04	.331	78.9%	45.7%	13.0%		3.63		3.62	3.14
2018	LAA	AAA	26	0	1	1	4	0	3.2	12.27	4.91	0.00	.571	36.4%	57.1%	0.0%		17.18		3.47	5.25
2018	---	MiLB	26	2	2	6	38	0	55.2	11.96	4.20	0.97	.355	72.8%	46.9%	11.8%		4.53		3.61	3.27
2018	LAA	MLB	26	0	0	0	17	0	15.0	9.00	4.80	1.80	.311	52.9%	35.4%	21.4%	95.4	6.00	7.82	5.36	4.30	-0.1
2019	SFG	AAA	27	4	4	2	47	0	56.0	9.80	2.57	0.96	.268	56.5%	42.3%	10.5%		3.86		4.03	4.76
2019	LAA	ST	27	0	0	1	8	0	7.1	7.36	7.36	0.00	.280	84.6%	47.8%	0.0%		2.45		4.55	6.26
2019	2 Tms	MLB	27	1	0	0	12	0	10.1	7.84	7.84	1.74	.357	87.9%	53.3%	22.2%	94.4	4.35	9.26	6.60	5.82	-0.2
2019	SFG	MLB	27	1	0	0	6	0	6.2	5.40	8.10	1.35	.333	94.8%	57.9%	16.7%	94.3	2.70		6.66	6.50	-0.1
2019	PIT	MLB	27	0	0	0	6	0	3.2	12.27	7.36	2.45	.400	75.8%	45.5%	33.3%	94.5	7.36		6.49	4.57	-0.1
2020	PIT	ST	28	1	2	0	6	0	4.1	12.46	12.46	0.00	.462	50.0%	53.8%	0.0%		12.46		4.97	6.67
2021	SEA	AAA	29	0	3	1	19	1	20.2	10.02	5.23	3.05	.369	49.7%	43.5%	26.9%		11.32		8.00	6.02
Total	- - -	MLB		1	0	0	29	0	25.1	8.53	6.04	1.78	.329	69.2%	42.3%	21.7%	95.1	5.33		5.87	4.92	-0.3

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
2014	BOS	R	22	3	1	1	9	0	24.1	9.99	1.85	0.00	.303	70.4%	46.0%	0.0%		2.22		2.15	2.64
2014	BOS	A-	22	1	1	0	5	0	10.0	11.70	5.40	0.00	.448	71.4%	31.0%	0.0%		4.50		3.24	3.82
2014	BOS	MiLB	22	4	2	1	14	0	34.1	10.49	2.88	0.00	.347	70.8%	41.3%	0.0%		2.88		2.47	2.98
2015	BOS	A	23	3	1	3	14	0	39.1	9.84	2.29	0.69	.367	76.3%	48.1%	8.1%		2.06		3.13	2.87
2015	BOS	A+	23	1	0	0	5	0	12.1	8.76	2.92	0.00	.314	87.5%	55.9%	0.0%		0.73		2.53	3.07
2015	BOS	AA	23	1	2	1	22	0	37.0	7.54	4.14	0.49	.294	74.7%	47.2%	5.1%		3.65		3.67	3.79
2015	BOS	MiLB	23	5	3	4	41	0	88.2	8.73	3.15	0.51	.328	77.2%	48.8%	5.8%		2.54		3.27	3.28
2016	BOS	AA	24	1	6	0	40	0	65.0	9.00	4.15	0.83	.350	71.6%	44.3%	10.0%		4.71		4.03	3.78
2016	BOS	ST	24	0	0	0	5	0	4.1	6.23	2.08	2.08	.333	35.7%	43.8%	25.0%		10.38		6.04	4.51
2017	BOS	AA	25	2	0	4	29	0	51.1	8.24	2.98	0.53	.324	73.7%	45.8%	6.3%		3.16		3.21	3.56
2017	BOS	AAA	25	0	2	0	9	0	12.0	7.50	4.50	2.25	.194	76.3%	48.5%	21.4%		3.75		6.67	4.84
2017	BOS	MiLB	25	2	2	4	38	0	63.1	8.10	3.27	0.85	.301	74.1%	46.3%	9.7%		3.27		3.86	3.80
2018	BOS	AAA	26	2	1	5	34	0	52.0	11.94	4.15	1.04	.331	78.9%	45.7%	13.0%		3.63		3.62	3.14
2018	LAA	AAA	26	0	1	1	4	0	3.2	12.27	4.91	0.00	.571	36.4%	57.1%	0.0%		17.18		3.47	5.25
2018	---	MiLB	26	2	2	6	38	0	55.2	11.96	4.20	0.97	.355	72.8%	46.9%	11.8%		4.53		3.61	3.27
2018	LAA	MLB	26	0	0	0	17	0	15.0	9.00	4.80	1.80	.311	52.9%	35.4%	21.4%	95.4	6.00	7.82	5.36	4.30	-0.1
2019	SFG	AAA	27	4	4	2	47	0	56.0	9.80	2.57	0.96	.268	56.5%	42.3%	10.5%		3.86		4.03	4.76
2019	LAA	ST	27	0	0	1	8	0	7.1	7.36	7.36	0.00	.280	84.6%	47.8%	0.0%		2.45		4.55	6.26
2019	2 Tms	MLB	27	1	0	0	12	0	10.1	7.84	7.84	1.74	.357	87.9%	53.3%	22.2%	94.4	4.35	9.26	6.60	5.82	-0.2
2019	SFG	MLB	27	1	0	0	6	0	6.2	5.40	8.10	1.35	.333	94.8%	57.9%	16.7%	94.3	2.70		6.66	6.50	-0.1
2019	PIT	MLB	27	0	0	0	6	0	3.2	12.27	7.36	2.45	.400	75.8%	45.5%	33.3%	94.5	7.36		6.49	4.57	-0.1
2020	PIT	ST	28	1	2	0	6	0	4.1	12.46	12.46	0.00	.462	50.0%	53.8%	0.0%		12.46		4.97	6.67
2021	SEA	AAA	29	0	3	1	19	1	20.2	10.02	5.23	3.05	.369	49.7%	43.5%	26.9%		11.32		8.00	6.02
Total	- - -	MLB		1	0	0	29	0	25.1	8.53	6.04	1.78	.329	69.2%	42.3%	21.7%	95.1	5.33		5.87	4.92	-0.3

Partial SeasonsMinor LeaguesSpring TrainingMLB Regular Season

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	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
2014	BOS	R	3	1	2.22	9	0		1	1	0	24.1	100	20	8	6	0	5	0	2	2	2	27
2014	BOS	A-	1	1	4.50	5	0		0	0	0	10.0	50	13	6	5	0	6	0	2	2	0	13
2014	BOS	MiLB	4	2	2.88	14	0		1	1	0	34.1	150	33	14	11	0	11	0	4	4	2	40
2015	BOS	A	3	1	2.06	14	0		3	1	0	39.1	166	43	16	9	3	10	0	1	3	0	43
2015	BOS	A+	1	0	0.73	5	0		0	0	0	12.1	52	11	2	1	0	4	0	1	0	0	12
2015	BOS	AA	1	2	3.65	22	0		1	3	1	37.0	159	34	15	15	2	17	0	0	2	0	31
2015	BOS	MiLB	5	3	2.54	41	0		4	4	1	88.2	377	88	33	25	5	31	0	2	5	0	86
2016	BOS	AA	1	6	4.71	40	0		0	5	4	65.0	286	70	35	34	6	30	2	2	6	0	65
2016	BOS	ST	0	0	10.38	5	0		0	0	1	4.1	20	6	5	5	1	1	0	0	0	0	3
2017	BOS	AA	2	0	3.16	29	0		4	3	4	51.1	213	50	21	18	3	17	1	1	2	1	47
2017	BOS	AAA	0	2	3.75	9	0		0	0	1	12.0	51	9	7	5	3	6	1	1	0	0	10
2017	BOS	MiLB	2	2	3.27	38	0		4	3	5	63.1	264	59	28	23	6	23	2	2	2	1	57
2018	BOS	AAA	2	1	3.63	34	0		5	4	1	52.0	227	48	22	21	6	24	2	1	5	0	69
2018	LAA	AAA	0	1	17.18	4	0		1	2	1	3.2	22	8	7	7	0	2	0	1	2	0	5
2018	---	MiLB	2	2	4.53	38	0		6	6	2	55.2	249	56	29	28	6	26	2	2	7	0	74
2018	LAA	MLB	0	0	6.00	17	0	0	0	3	1	15.0	71	17	14	10	3	8	0	0	2	0	15
2019	SFG	AAA	4	4	3.86	47	0		2	8	4	56.0	235	46	33	24	6	16	0	3	6	1	61
2019	LAA	ST	0	0	2.45	8	0		1	4	0	7.1	37	7	2	2	0	6	0	0	2	0	6
2019	2 Tms	MLB	1	0	4.35	12	0	0	0	1	0	10.1	48	12	5	5	2	9	0	0	2	0	9
2019	SFG	MLB	1	0	2.70	6	0	0	0	1	0	6.2	29	7	2	2	1	6	0	0	2	0	4
2019	PIT	MLB	0	0	7.36	6	0	0	0	0	0	3.2	19	5	3	3	1	3	0	0	0	0	5
2020	PIT	ST	1	2	12.46	6	0		0	1	1	4.1	25	6	6	6	0	6	0	0	0	0	6
2021	SEA	AAA	0	3	11.32	19	1		1	2	1	20.2	108	31	27	26	7	12	0	1	2	0	23
Total	- - -	MLB	1	0	5.33	29	0	0	0	4	1	25.1	119	29	19	15	5	17	0	0	4	0	24

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	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
2014	BOS	R	3	1	2.22	9	0		1	1	0	24.1	100	20	8	6	0	5	0	2	2	2	27
2014	BOS	A-	1	1	4.50	5	0		0	0	0	10.0	50	13	6	5	0	6	0	2	2	0	13
2014	BOS	MiLB	4	2	2.88	14	0		1	1	0	34.1	150	33	14	11	0	11	0	4	4	2	40
2015	BOS	A	3	1	2.06	14	0		3	1	0	39.1	166	43	16	9	3	10	0	1	3	0	43
2015	BOS	A+	1	0	0.73	5	0		0	0	0	12.1	52	11	2	1	0	4	0	1	0	0	12
2015	BOS	AA	1	2	3.65	22	0		1	3	1	37.0	159	34	15	15	2	17	0	0	2	0	31
2015	BOS	MiLB	5	3	2.54	41	0		4	4	1	88.2	377	88	33	25	5	31	0	2	5	0	86
2016	BOS	AA	1	6	4.71	40	0		0	5	4	65.0	286	70	35	34	6	30	2	2	6	0	65
2016	BOS	ST	0	0	10.38	5	0		0	0	1	4.1	20	6	5	5	1	1	0	0	0	0	3
2017	BOS	AA	2	0	3.16	29	0		4	3	4	51.1	213	50	21	18	3	17	1	1	2	1	47
2017	BOS	AAA	0	2	3.75	9	0		0	0	1	12.0	51	9	7	5	3	6	1	1	0	0	10
2017	BOS	MiLB	2	2	3.27	38	0		4	3	5	63.1	264	59	28	23	6	23	2	2	2	1	57
2018	BOS	AAA	2	1	3.63	34	0		5	4	1	52.0	227	48	22	21	6	24	2	1	5	0	69
2018	LAA	AAA	0	1	17.18	4	0		1	2	1	3.2	22	8	7	7	0	2	0	1	2	0	5
2018	---	MiLB	2	2	4.53	38	0		6	6	2	55.2	249	56	29	28	6	26	2	2	7	0	74
2018	LAA	MLB	0	0	6.00	17	0	0	0	3	1	15.0	71	17	14	10	3	8	0	0	2	0	15
2019	SFG	AAA	4	4	3.86	47	0		2	8	4	56.0	235	46	33	24	6	16	0	3	6	1	61
2019	LAA	ST	0	0	2.45	8	0		1	4	0	7.1	37	7	2	2	0	6	0	0	2	0	6
2019	2 Tms	MLB	1	0	4.35	12	0	0	0	1	0	10.1	48	12	5	5	2	9	0	0	2	0	9
2019	SFG	MLB	1	0	2.70	6	0	0	0	1	0	6.2	29	7	2	2	1	6	0	0	2	0	4
2019	PIT	MLB	0	0	7.36	6	0	0	0	0	0	3.2	19	5	3	3	1	3	0	0	0	0	5
2020	PIT	ST	1	2	12.46	6	0		0	1	1	4.1	25	6	6	6	0	6	0	0	0	0	6
2021	SEA	AAA	0	3	11.32	19	1		1	2	1	20.2	108	31	27	26	7	12	0	1	2	0	23
Total	- - -	MLB	1	0	5.33	29	0	0	0	4	1	25.1	119	29	19	15	5	17	0	0	4	0	24

Partial SeasonsMinor LeaguesSpring TrainingMLB Regular SeasonAverages

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
2014	BOS	R	9.99	1.85	5.40	0.00	27.0%	5.0%	22.0%	.215	1.03	.303	70.4%	59	59	2.15
2014	BOS	A-	11.70	5.40	2.17	0.00	26.0%	12.0%	14.0%	.310	1.90	.448	71.4%	121	92	3.24
2014	BOS	MiLB	10.49	2.88	3.64	0.00	26.7%	7.3%	19.3%	.244	1.28	.347	70.8%	77	68	2.47
2015	BOS	A	9.84	2.29	4.30	0.69	25.9%	6.0%	19.9%	.277	1.35	.367	76.3%	53	81	3.13
2015	BOS	A+	8.76	2.92	3.00	0.00	23.1%	7.7%	15.4%	.234	1.22	.314	87.5%	20	72	2.53
2015	BOS	AA	7.54	4.14	1.82	0.49	19.5%	10.7%	8.8%	.239	1.38	.294	74.7%	96	100	3.67
2015	BOS	MiLB	8.73	3.15	2.77	0.51	22.8%	8.2%	14.6%	.256	1.34	.328	77.2%	66	87	3.27
2016	BOS	AA	9.00	4.15	2.17	0.83	22.7%	10.5%	12.2%	.276	1.54	.350	71.6%	117	102	4.03
2016	BOS	ST	6.23	2.08	3.00	2.08	15.0%	5.0%	10.0%	.316	1.62	.333	35.7%	219	130	6.04
2017	BOS	AA	8.24	2.98	2.76	0.53	22.1%	8.0%	14.1%	.256	1.31	.324	73.7%	76	79	3.21
2017	BOS	AAA	7.50	4.50	1.67	2.25	19.6%	11.8%	7.8%	.205	1.25	.194	76.3%	99	168	6.67
2017	BOS	MiLB	8.10	3.27	2.48	0.85	21.6%	8.7%	12.9%	.247	1.29	.301	74.1%	81	96	3.86
2018	BOS	AAA	11.94	4.15	2.88	1.04	30.4%	10.6%	19.8%	.238	1.38	.331	78.9%	99	94	3.62
2018	LAA	AAA	12.27	4.91	2.50	0.00	22.7%	9.1%	13.6%	.421	2.73	.571	36.4%	363	75	3.47
2018	---	MiLB	11.96	4.20	2.85	0.97	29.7%	10.4%	19.3%	.253	1.47	.355	72.8%	116	93	3.61
2018	LAA	MLB	9.00	4.80	1.88	1.80	21.1%	11.3%	9.9%	.270	1.67	.311	52.9%	141	125	5.36
2018			8.53	3.25	2.63	1.16	22.3%	8.5%	13.8%	.245	1.30	.293	72.8%			4.19
2019	SFG	AAA	9.80	2.57	3.81	0.96	26.0%	6.8%	19.1%	.213	1.11	.268	56.5%	74	74	4.03
2019	LAA	ST	7.36	7.36	1.00	0.00	16.2%	16.2%	0.0%	.226	1.77	.280	84.6%	50	94	4.55
2019	2 Tms	MLB	7.84	7.84	1.00	1.74	18.8%	18.8%	0.0%	.308	2.03	.357	87.9%	101	154	6.60
2019	SFG	MLB	5.40	8.10	0.67	1.35	13.8%	20.7%	-6.9%	.304	1.95	.333	94.8%	64	158	6.66
2019	PIT	MLB	12.27	7.36	1.67	2.45	26.3%	15.8%	10.5%	.313	2.18	.400	75.8%	170	147	6.49
2019			8.88	3.29	2.69	1.40	23.0%	8.5%	14.4%	.249	1.33	.296	72.3%			4.49
2020	PIT	ST	12.46	12.46	1.00	0.00	24.0%	24.0%	0.0%	.316	2.77	.462	50.0%	266	108	4.97
2021	SEA	AAA	10.02	5.23	1.92	3.05	21.3%	11.1%	10.2%	.326	2.08	.369	49.7%	223	150	8.00
Total	- - -	MLB	8.53	6.04	1.41	1.78	20.2%	14.3%	5.9%	.284	1.82	.329	69.2%	125	137	5.87

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
2014	BOS	R	9.99	1.85	5.40	0.00	27.0%	5.0%	22.0%	.215	1.03	.303	70.4%	59	59	2.15
2014	BOS	A-	11.70	5.40	2.17	0.00	26.0%	12.0%	14.0%	.310	1.90	.448	71.4%	121	92	3.24
2014	BOS	MiLB	10.49	2.88	3.64	0.00	26.7%	7.3%	19.3%	.244	1.28	.347	70.8%	77	68	2.47
2015	BOS	A	9.84	2.29	4.30	0.69	25.9%	6.0%	19.9%	.277	1.35	.367	76.3%	53	81	3.13
2015	BOS	A+	8.76	2.92	3.00	0.00	23.1%	7.7%	15.4%	.234	1.22	.314	87.5%	20	72	2.53
2015	BOS	AA	7.54	4.14	1.82	0.49	19.5%	10.7%	8.8%	.239	1.38	.294	74.7%	96	100	3.67
2015	BOS	MiLB	8.73	3.15	2.77	0.51	22.8%	8.2%	14.6%	.256	1.34	.328	77.2%	66	87	3.27
2016	BOS	AA	9.00	4.15	2.17	0.83	22.7%	10.5%	12.2%	.276	1.54	.350	71.6%	117	102	4.03
2016	BOS	ST	6.23	2.08	3.00	2.08	15.0%	5.0%	10.0%	.316	1.62	.333	35.7%	219	130	6.04
2017	BOS	AA	8.24	2.98	2.76	0.53	22.1%	8.0%	14.1%	.256	1.31	.324	73.7%	76	79	3.21
2017	BOS	AAA	7.50	4.50	1.67	2.25	19.6%	11.8%	7.8%	.205	1.25	.194	76.3%	99	168	6.67
2017	BOS	MiLB	8.10	3.27	2.48	0.85	21.6%	8.7%	12.9%	.247	1.29	.301	74.1%	81	96	3.86
2018	BOS	AAA	11.94	4.15	2.88	1.04	30.4%	10.6%	19.8%	.238	1.38	.331	78.9%	99	94	3.62
2018	LAA	AAA	12.27	4.91	2.50	0.00	22.7%	9.1%	13.6%	.421	2.73	.571	36.4%	363	75	3.47
2018	---	MiLB	11.96	4.20	2.85	0.97	29.7%	10.4%	19.3%	.253	1.47	.355	72.8%	116	93	3.61
2018	LAA	MLB	9.00	4.80	1.88	1.80	21.1%	11.3%	9.9%	.270	1.67	.311	52.9%	141	125	5.36
2018			8.53	3.25	2.63	1.16	22.3%	8.5%	13.8%	.245	1.30	.293	72.8%			4.19
2019	SFG	AAA	9.80	2.57	3.81	0.96	26.0%	6.8%	19.1%	.213	1.11	.268	56.5%	74	74	4.03
2019	LAA	ST	7.36	7.36	1.00	0.00	16.2%	16.2%	0.0%	.226	1.77	.280	84.6%	50	94	4.55
2019	2 Tms	MLB	7.84	7.84	1.00	1.74	18.8%	18.8%	0.0%	.308	2.03	.357	87.9%	101	154	6.60
2019	SFG	MLB	5.40	8.10	0.67	1.35	13.8%	20.7%	-6.9%	.304	1.95	.333	94.8%	64	158	6.66
2019	PIT	MLB	12.27	7.36	1.67	2.45	26.3%	15.8%	10.5%	.313	2.18	.400	75.8%	170	147	6.49
2019			8.88	3.29	2.69	1.40	23.0%	8.5%	14.4%	.249	1.33	.296	72.3%			4.49
2020	PIT	ST	12.46	12.46	1.00	0.00	24.0%	24.0%	0.0%	.316	2.77	.462	50.0%	266	108	4.97
2021	SEA	AAA	10.02	5.23	1.92	3.05	21.3%	11.1%	10.2%	.326	2.08	.369	49.7%	223	150	8.00
Total	- - -	MLB	8.53	6.04	1.41	1.78	20.2%	14.3%	5.9%	.284	1.82	.329	69.2%	125	137	5.87

Partial SeasonsMinor LeaguesSpring TrainingMLB Regular Season

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
2018	LAA	MLB	48	90.6	110.9	12.4	3	6.3%	23	47.9%	6.00	7.82
2019	2 Tms	MLB	30	90.9	107.2	9.1	4	13.3%	16	53.3%	4.35	9.26
2019	SFG	MLB	19	90.1	107.2	9.7	2	10.5%	10	52.6%	2.70
2019	PIT	MLB	11	92.4	107.1	8.0	2	18.2%	6	54.5%	7.36
Total	- - -	MLB	78	90.7	110.9	11.1	7	9.0%	39	50.0%	5.33

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
2018	LAA	MLB	48	90.6	110.9	12.4	3	6.3%	23	47.9%	6.00	7.82
2019	2 Tms	MLB	30	90.9	107.2	9.1	4	13.3%	16	53.3%	4.35	9.26
2019	SFG	MLB	19	90.1	107.2	9.7	2	10.5%	10	52.6%	2.70
2019	PIT	MLB	11	92.4	107.1	8.0	2	18.2%	6	54.5%	7.36
Total	- - -	MLB	78	90.7	110.9	11.1	7	9.0%	39	50.0%	5.33

Williams Jerez

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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