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Game Matchup Breakdown

Boston Red Sox
Boston Red Sox
@
August 9, 2025 5:40 PM ET
Petco Park
San Diego Padres
San Diego Padres

Boston Bullpen Pitchers

ALL BULLPEN PITCHERS
Justin Wilson
Justin Wilson
Throws:
L
Effective Rtg:
84.8
Fatigue %:
0.0
IP 2025:
35.0
ERA:
2.83
Outings:
43
FIP:
2.87
Pitch Arsenal:
FF SL FC
Player Profile
Aroldis Chapman
Aroldis Chapman
Throws:
L
Effective Rtg:
91.3
Fatigue %:
-12.0
IP 2025:
45.2
ERA:
1.18
Outings:
50
FIP:
1.96
Pitch Arsenal:
FF SI SL FS
Player Profile
Steven Matz
Steven Matz
Throws:
L
Effective Rtg:
80.1
Fatigue %:
-2.0
IP 2025:
58.2
ERA:
3.22
Outings:
35
FIP:
2.90
Pitch Arsenal:
SI CU CH
Player Profile
Isaiah Campbell
Isaiah Campbell
Throws:
R
Effective Rtg:
72.0
Fatigue %:
-14.2
IP 2025:
7.0
ERA:
3.86
Outings:
5
FIP:
4.96
Pitch Arsenal:
SL FF ST CU SI
Player Profile
Jovani Morán
Jovani Morán
Throws:
L
Effective Rtg:
78.9
Fatigue %:
0.0
IP 2025:
0.0
ERA:
5.31
Outings:
0
FIP:
Pitch Arsenal:
Player Profile
Jordan Hicks
Jordan Hicks
Throws:
R
Effective Rtg:
74.5
Fatigue %:
-20.9
IP 2025:
61.2
ERA:
6.42
Outings:
27
FIP:
4.11
Pitch Arsenal:
SI ST FF SL
Player Profile
Greg Weissert
Greg Weissert
Throws:
R
Effective Rtg:
76.8
Fatigue %:
-18.4
IP 2025:
50.0
ERA:
2.88
Outings:
54
FIP:
4.02
Pitch Arsenal:
FF SI SL ST CH
Player Profile
Garrett Whitlock
Garrett Whitlock
Throws:
R
Effective Rtg:
87.6
Fatigue %:
-7.0
IP 2025:
55.1
ERA:
2.77
Outings:
46
FIP:
2.47
Pitch Arsenal:
SI SL CH
Player Profile
BOS Starter
Lucas Giolito
Projected SP: Lucas Giolito
Throws: R
vs SD
Confirmed Lineup
1 - R - Fernando Tatis Jr. - RF
2 - L - Luis Arraez - 1B
3 - R - Manny Machado - 3B
4 - L - Jackson Merrill - CF
5 - R - Xander Bogaerts - SS
6 - L - Ryan O'Hearn - 1B
7 - R - Ramón Laureano - RF
8 - L - Jake Cronenworth - 2B
9 - R - Freddy Fermin - C

Projected SP: Michael King - throws: R
LIKELY TO PITCH

Boston Bullpen Usage & Stats

Last 7 Days
Player IP NP-S ERA Aug-11 Aug-10 Aug-9 Aug-8 Aug-7 Aug-6 Aug-5
Justin Wilson 0 0-0
Aroldis Chapman 1.0 10-9 0.00
1.0
9
10-9
Steven Matz 1.2 22-17 0.00
1.2
5
22-17
Isaiah Campbell 5.0 68-50 1.80
1.0
7-5
1.0
8
23-17
1.0
9
8-7
2.0
8
30-21
Jovani Morán 0 0-0
Jordan Hicks 4.2 89-56 9.66
1.0
20-12
1.2
7
31-19
1.0
7
21-13
1.0
9
17-12
Chris Murphy 3.0 74-38 6.00
0.1
6
11-6
0.1
8
34-16
2.1
4
29-16
Greg Weissert 3.0 67-44 3.00
1.0
7
28-20
1.0
7
22-13
1.0
8
17-11
Garrett Whitlock 2.2 26-21 0.00
2.0
17-14
0.0
10
1-1
0.2
8
8-6
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

Boston Bullpen Matchup Analysis

Advanced Snapshot
Cumulative Fatigue & Effectiveness:
Effectiveness Rating:
80.8
Fatigue Factor:
-9.3
Current Overall Rating:
73.4
Bullpen Power Rankings
#18
#6
Expected Game Results

Published Game Day

Advanced bullpen stats are generally published once starting pitchers and game odds are available. They are finalized after starting lineups for both teams are confirmed.

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