⚾ Data Hub

Aroldis Chapman

Boston Red Sox · RP

Throws: L

Age: 38

Ht: 6'4"

Wt: 235 lbs

0-1

W-L

0.51

ERA

33.8%

K%

10.3%

BB%

.281

xwOBA

.329

xSLG

30.6%

CSW%

45.9%

HH%

Season-by-Season Statistics

Overview						Rate			Expected			Batted Ball
Year	G	GS	W-L	IP	ERA	SO	K%	BB%	xAVG	xwOBA	xSLG	HH%	GB%	FB%	LD%
2026	18		0-1	17.2	0.51	23	33.8%	10.3%	.195	.281	.329	45.9%	40.5%	32.4%	21.6%
2025	67	0	5-3	61.1	1.17	85	37.3%	6.6%	.177	.225	.273	32.8%	38.6%	44.9%	16.5%
2024	68	0	5-5	61.2	3.79	98	37.0%	14.7%	.165	.269	.282	31.0%	44.8%	37.6%	17.6%
2023	61	0	6-5	58.1	3.09	103	41.4%	14.5%	.171	.261	.276	25.0%	47.7%	31.2%	21.1%
2022	43	0	4-4	36.1	4.46	43	26.9%	17.5%	-	-	-	26.4%	35.6%	46.0%	18.4%
2021	61	0	6-4	56.1	3.36	97	39.9%	15.6%	.175	.302	.363	29.5%	42.7%	37.9%	19.4%
2020	13	0	1-1	11.2	3.09	22	48.9%	8.9%	-	-	-	33.3%	22.2%	55.6%	22.2%
2019	60	0	3-2	57.0	2.21	85	36.2%	10.6%	.201	.266	.288	34.1%	42.1%	29.8%	28.1%

2026 Pitch Arsenal

Sinker 104 thrown

Usage38.8%

K%33.3%

Whiff%31.7%

Putaway%21.4%

xwOBA.261

xSLG.298

Hard Hit%53.3%

4-Seamer 92 thrown

Usage34.3%

K%17.4%

Whiff%22.5%

Putaway%23.5%

xwOBA.389

xSLG.446

Hard Hit%50.0%

Slider 48 thrown

Usage17.9%

K%70.0%

Whiff%52.9%

Putaway%43.8%

xwOBA.073

xSLG.089

Hard Hit%0.0%

Split-Finger 24 thrown

Usage9.0%

K%37.5%

Whiff%46.2%

Putaway%23.1%

xwOBA.288

xSLG.463

Hard Hit%40.0%

2025 Pitch Arsenal

4-Seamer 365 thrown

Usage39.8%

K%17.7%

Whiff%28.7%

Putaway%19.2%

xwOBA.305

xSLG.362

Hard Hit%32.1%

Sinker 311 thrown

Usage33.9%

K%45.7%

Whiff%35.5%

Putaway%23.6%

xwOBA.196

xSLG.254

Hard Hit%39.0%

Slider 139 thrown

Usage15.2%

K%54.3%

Whiff%48.1%

Putaway%33.9%

xwOBA.152

xSLG.180

Hard Hit%40.0%

Split-Finger 102 thrown

Usage11.1%

K%46.9%

Whiff%44.8%

Putaway%24.2%

xwOBA.196

xSLG.217

Hard Hit%43.8%

2024 Pitch Arsenal

4-Seamer 377 thrown

Usage33.4%

K%18.2%

Whiff%25.9%

Putaway%23.7%

xwOBA.400

xSLG.391

Hard Hit%53.7%

Sinker 313 thrown

Usage27.7%

K%52.7%

Whiff%33.1%

Putaway%24.6%

xwOBA.206

xSLG.269

Hard Hit%43.6%

Slider 300 thrown

Usage26.6%

K%27.1%

Whiff%30.9%

Putaway%29.1%

xwOBA.317

xSLG.308

Hard Hit%28.1%

Split-Finger 138 thrown

Usage12.2%

K%54.3%

Whiff%45.7%

Putaway%27.9%

xwOBA.120

xSLG.103

Hard Hit%28.6%

2023 Pitch Arsenal

4-Seamer 479 thrown

Usage47.5%

K%19.8%

Whiff%36.5%

Putaway%26.2%

xwOBA.386

xSLG.410

Hard Hit%27.3%

Slider 292 thrown

Usage29.0%

K%34.7%

Whiff%46.6%

Putaway%39.1%

xwOBA.300

xSLG.266

Hard Hit%27.3%

Sinker 166 thrown

Usage16.5%

K%74.3%

Whiff%43.9%

Putaway%37.9%

xwOBA.125

xSLG.184

Hard Hit%63.2%

2022 Pitch Arsenal

4-Seamer 377 thrown

Usage55.5%

K%20.6%

Whiff%31.3%

Putaway%22.2%

xwOBA.350

xSLG.345

Hard Hit%31.6%

Slider 167 thrown

Usage24.6%

K%19.2%

Whiff%36.1%

Putaway%20.0%

xwOBA.392

xSLG.486

Hard Hit%35.5%

Split-Finger 101 thrown

Usage14.9%

K%41.4%

Whiff%40.4%

Putaway%21.4%

xwOBA.233

xSLG.248

Hard Hit%28.6%

2021 Pitch Arsenal

4-Seamer 568 thrown

Usage56.6%

K%23.5%

Whiff%29.4%

Putaway%27.0%

xwOBA.424

xSLG.544

Hard Hit%46.7%

Slider 268 thrown

Usage26.7%

K%33.8%

Whiff%43.1%

Putaway%29.3%

xwOBA.301

xSLG.379

Hard Hit%34.4%

Split-Finger 111 thrown

Usage11.1%

K%84.8%

Whiff%66.7%

Putaway%42.4%

xwOBA.103

xSLG.100

Hard Hit%0.0%

Sinker 57 thrown

Usage5.7%

K%71.4%

Whiff%51.4%

Putaway%37.0%

xwOBA.073

xSLG.096

Hard Hit%37.5%

2020 Pitch Arsenal

4-Seamer 144 thrown

Usage72.4%

K%48.0%

Whiff%42.0%

Putaway%27.3%

xwOBA.223

xSLG.206

Hard Hit%33.3%

2019 Pitch Arsenal

4-Seamer 581 thrown

Usage58.7%

K%21.6%

Whiff%25.0%

Putaway%23.1%

xwOBA.320

xSLG.319

Hard Hit%24.6%

Slider 308 thrown

Usage31.1%

K%45.2%

Whiff%43.6%

Putaway%33.9%

xwOBA.236

xSLG.264

Hard Hit%35.7%

Sinker 99 thrown

Usage10.0%

K%61.3%

Whiff%30.8%

Putaway%20.4%

xwOBA.184

xSLG.265

Hard Hit%50.0%

2018 Pitch Arsenal

4-Seamer 606 thrown

Usage65.9%

K%21.4%

Whiff%29.2%

Putaway%19.7%

xwOBA.355

xSLG.301

Hard Hit%33.3%

Slider 234 thrown

Usage25.4%

K%73.5%

Whiff%62.4%

Putaway%56.8%

xwOBA.106

xSLG.107

Hard Hit%28.6%

Sinker 73 thrown

Usage7.9%

K%60.0%

Whiff%34.0%

Putaway%26.1%

xwOBA.162

xSLG.216

Hard Hit%33.3%

2017 Pitch Arsenal

4-Seamer 668 thrown

Usage76.9%

K%28.0%

Whiff%26.8%

Putaway%20.5%

xwOBA.271

xSLG.312

Hard Hit%23.7%

Slider 171 thrown

Usage19.7%

K%53.8%

Whiff%45.0%

Putaway%32.8%

xwOBA.176

xSLG.214

Hard Hit%31.3%

Platoon Splits - 2026

Split	PA	xAVG	xwOBA	xSLG	K%	BB%	HR
vs LHB	19	.182	.291	.230	42.1%	15.8%	0
vs RHB	49	.200	.277	.363	30.6%	8.2%	0
Home	36	.265	.336	.379	33.3%	13.9%	0
Road	32	.120	.219	.276	34.4%	6.3%	0

Recent Game Logs - 2026

Game			Pitching								Vegas			Weather		DFS
Date	Opp	Dec	IP	H	ER	BB	SO	Pit	BF	CSW%	ML	O/U	TT	Tmp	Wind	DKFP
May 20	@ KC	SV	1.0	1	0	0	1	16	4	6.2%	+100	7.5	3.6	-	-	3.7
May 18	@ KC	SV	1.0	0	0	0	1	14	3	7.1%	-112	9.0	4.5	-	-	4.3
May 16	@ ATL	SV	1.0	0	0	2	0	20	6	0.0%	+107	7.5	3.5	-	-	1.1
May 15	@ ATL	-	1.0	0	0	0	2	10	3	20.0%	+124	7.5	3.2	-	-	6.3
May 13	vs PHI	SV	1.0	0	0	2	3	22	5	13.6%	-131	9.0	4.9	-	-	7.1
May 8	vs TB	SV	1.0	0	0	0	2	18	3	11.1%	-137	8.5	4.7	-	-	6.3
May 4	@ DET	SV	1.0	0	0	0	1	13	3	7.7%	-126	8.0	4.3	-	-	4.3
May 3	vs HOU	-	1.0	1	0	0	2	17	4	11.8%	-186	8.5	5.3	-	-	5.7
May 1	vs HOU	SV	1.0	1	0	0	1	16	4	6.2%	-122	9.0	4.7	-	-	3.7
Apr 26	@ BAL	SV	1.0	0	0	0	2	7	3	28.6%	+113	7.5	3.4	-	-	6.3
Apr 20	vs DET	SV	0.2	1	0	0	1	13	3	7.7%	-136	8.0	4.4	-	-	2.9
Apr 17	vs DET	-	1.0	2	0	1	1	16	5	6.2%	-126	7.5	4.0	-	-	2.5
Apr 14	@ MIN	-	1.0	0	0	0	3	22	4	13.6%	-136	8.0	4.4	-	-	7.7
Apr 7	vs MIL	SV	1.0	0	0	1	0	6	3	0.0%	-163	6.5	3.9	-	-	1.7
Apr 4	vs SD	L	1.0	2	1	0	1	17	5	5.9%	-149	7.5	4.3	-	-	1.1
Apr 3	vs SD	SV	1.0	0	0	1	1	21	4	4.8%	-126	8.0	4.3	-	-	3.7
Mar 28	@ CIN	-	1.0	0	0	0	1	9	3	11.1%	-136	7.5	4.1	-	-	4.3
Mar 26	@ CIN	SV	1.0	0	0	0	0	11	3	0.0%	-163	8.0	4.7	-	-	2.3