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Team bullpen data and usage tracking

Luis Guerrero
Luis Guerrero
Throws: R
Primary Role(s): Reliever
Age: 24

Boston
Team Record: 14 - 13
Head Coach: Alex Cora
Pitching Coach: Andrew Bailey
Pitcher Snapshot
Pitcher Impact Rating:
69.5
IP (last 7 gm):
2
ERA (last 7 gm):
0.00
Team BP Power Rank:
#21

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 1 0.00 2.00 7 2.71 14.3% 0.0% 0.0% 0% 0.25 0.143 0.143 0.500 0.286
2025 SpringTr 7 9.53 5.20 33 4.64 30.3% 27.3% 0.0% 0% 0.4 0.200 0.485 - 0.685
2025: Home 1 0.00 2.00 7 2.71 14.3% 0.0% 0.0% 0% 0.25 0.143 0.143 - 0.286
2025: Vs L 1 - 0.20 3 3.00 0.0% 0.0% 0.0% % 0 0.333 0.333 - 0.666
2025: Vs R 1 - 1.10 4 2.50 25.0% 0.0% 0.0% % 0.5 0.000 0.000 - 0.000
2025 Pitch Arsenal
Game Logs
Game Date Opponent IP PA R H 2B 3B HR BB SO SB CS NP-S AVG
2025-04-24 vs Mariners 2.00
8
 7 0 1 0 0 0 0 1 0 0 19-15 0.14
Advanced Stats
Advanced Stats will be released after the All-Star break

Bullpen Usage & Stats

Last 7 Days
Player IP NP-S ERA Apr-25 Apr-24 Apr-23 Apr-22 Apr-21 Apr-20 Apr-19
Luis Guerrero 2.0 19-15 0.00
2.0
8
19-15
Justin Wilson 1.2 30-18 10.84
0.2
6
21-11
1.0
7
9-7
Liam Hendriks 3.0 63-36 6.00
1.0
7
32-16
1.0
9
7-5
1.0
8
24-15
Aroldis Chapman 2.0 28-21 4.50
1.0
8
16-12
1.0
9
12-9
Tanner Houck 0 0-0 0.00
Sean Newcomb 0 0-0 9.00
Brennan Bernardino 2.0 44-25 0.00
1.0
6
28-15
1.0
9
16-10
Chris Murphy 0 0-0 13.53
Greg Weissert 2.1 52-31 11.59
1.0
6
20-15
0.1
6
10-3
1.0
7
22-13
Josh Winckowski 3.0 80-48 5.40
3.0
7
80-48
Garrett Whitlock 3.0 47-29 0.00
2.0
7
32-21
1.0
10
15-8
Kutter Crawford 0 0-0 9.00
Garrett Crochet 0 0-0 0.00
Zach Penrod 0 0-0 9.00
Justin Slaten 2.0 27-20 0.00
1.0
9
12-10
1.0
8
15-10
Richard Fitts 0 0-0 7.20
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:
1
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:
2
Pitches over 30 pitches:
No
Pitches before the 8th:
No
Pitches back to back days:
No
Other Boston Pitchers

Justin Wilson (L)
Liam Hendriks (R)
Aroldis Chapman (L)
Brennan Bernardino (L)
Chris Murphy (L)
Greg Weissert (R)
Josh Winckowski (R)
Garrett Whitlock (R)
Zach Penrod (L)
Justin Slaten (R)
Luis Guerrero (R)

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