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Team bullpen data and usage tracking

Aroldis Chapman
Aroldis Chapman
Throws: L
Primary Role(s): Reliever
Age: 37

Boston
Team Record: 20 - 19
Head Coach: Alex Cora
Pitching Coach: Andrew Bailey
Pitcher Snapshot
Pitcher Impact Rating:
71.3
IP (last 7 gm):
1
ERA (last 7 gm):
9.00
Team BP Power Rank:
#14

Pitcher Season Stats

Cumulative Stats
Season G ERA IP PA P/pa SO/pa BB/pa HR/pa SB/pa G/AO AVG OBP xWOBA OPS
2025 14 2.19 12.10 50 3.78 36.0% 10.0% 4.0% 1% 0.27 0.178 0.260 0.293 0.593
2025 SpringTr 8 2.45 7.10 30 4.20 46.7% 16.7% 0.0% 1% 1.67 0.120 0.267 - 0.427
2025: Home 7 2.70 6.20 28 5.00 0.0% 50.0% 0.0% 1% 0.22 0.200 0.286 - 0.766
2025: Away 7 1.59 5.20 22 2.75 25.0% 0.0% 0.0% 1% 0.33 0.150 0.227 - 0.377
2025: Vs L 8 - 3.00 10 6.00 100.0% 0.0% 0.0% % 0.25 0.100 0.100 - 0.500
2025: Vs R 14 - 9.10 40 1.67 0.0% 0.0% 0.0% % 0.27 0.200 0.300 - 0.614
2025 Pitch Arsenal
Game Logs
Game Date Opponent IP PA R H 2B 3B HR BB SO SB CS NP-S AVG
2025-05-07 vs Rangers 1.00
9
 5 1 1 0 0 1 1 1 0 0 18-11 0.18
2025-04-30 @ Blue Jays 1.00
9
 3 0 0 0 0 0 0 1 0 0 11-9 0.17
2025-04-26 @ Guardians 1.00
9
 3 0 0 0 0 0 0 2 0 0 10-8 0.18
2025-04-21 vs White Sox 1.00
8
 5 1 1 0 0 1 0 1 0 0 16-12 0.20
2025-04-19 vs White Sox 1.00
9
 4 0 1 1 0 0 0 1 0 0 12-9 0.20
2025-04-15 @ Rays 0.10
9
 1 0 0 0 0 0 0 1 0 0 5-3 0.19
2025-04-13 @ White Sox 1.00
9
 4 0 1 0 0 0 0 2 0 0 18-14 0.20
Advanced Stats
Advanced Stats will be released after the All-Star break

Bullpen Usage & Stats

Last 7 Days
Player IP NP-S ERA May-8 May-7 May-6 May-5 May-4 May-3 May-2
Aroldis Chapman 1.0 18-11 9.00
1.0
9
18-11
Justin Wilson 2.2 35-24 0.00
1.1
5
19-13
1.0
9
14-11
0.1
7
2-0
Liam Hendriks 4.0 36-24 0.00
2.0
18-12
1.0
9
8-5
1.0
9
10-7
Tanner Houck 0 0-0 0.00
Sean Newcomb 4.0 77-46 0.00
4.0
6
77-46
Brennan Bernardino 3.0 46-32 0.00
1.0
7
7-5
1.1
4
29-20
0.2
6
10-7
Chris Murphy 0 0-0 13.53
Greg Weissert 3.2 56-37 0.00
1.0
8
11-7
1.2
7
31-20
1.0
8
14-10
Garrett Whitlock 3.0 56-33 6.00
1.0
24-13
2.0
6
32-20
Kutter Crawford 0 0-0 9.00
Garrett Crochet 0 0-0 0.00
Zach Penrod 0 0-0 9.00
Justin Slaten 2.1 32-23 13.51
1.1
13-8
1.0
8
19-15
Richard Fitts 0 0-0 7.20
Hunter Dobbins 5.2 92-59 6.36
5.2
1
92-59
IP
In
NP-S
IP
In
NP-S
IP
In
NP-S
IP
In
NP-S
IP
In
NP-S
IP
In
NP-S
IP
In
NP-S
Advanced Pitcher Traits
Games Pitched this Season:
14
Games Started this Season:
0
Pitchers versus LH batters:
Rarely
Pitchers versus RH batters:
Yes
Avg Inning when called:
8
Avg Run Diff when called:
1.57
Pitches over 30 pitches:
No
Pitches before the 8th:
No
Pitches back to back days:
Rarely
Other Boston Pitchers

Justin Wilson (L)
Liam Hendriks (R)
Aroldis Chapman (L)
Sean Newcomb (L)
Brennan Bernardino (L)
Chris Murphy (L)
Greg Weissert (R)
Garrett Whitlock (R)
Zach Penrod (L)
Justin Slaten (R)
Hunter Dobbins (R)

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