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Pitcher Data and Usage Tracking

Justin Slaten
Justin Slaten
Throws: R
Primary Role(s): Reliever
Age: 28

Boston
Team Record: 0 - 0
Head Coach: Alex Cora
Pitching Coach: Andrew Bailey
Pitcher Snapshot
Pitcher Impact Rating:
78.5
IP (last 7 gm):
1.2
ERA (last 7 gm):
0.00
Team BP Power Rank:
#13

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
2026 Pitch Arsenal
Game Logs
Game Date Opponent IP PA R H 2B 3B HR BB SO SB CS NP-S AVG
2025-09-26 (BOS) vs Tigers 0.2
4
 3 0 0 0 0 0 1 0 0 0 11-5 0.21
2025-09-23 (BOS) @ Blue Jays 1.0
8
 3 0 0 0 0 0 0 0 0 0 13-11 0.22
2025-09-20 (BOS) @ Rays 0.1
7
 2 0 1 0 0 0 0 0 0 0 6-3 0.22
2025-09-19 (BOS) @ Rays 1.0
7
 3 0 0 0 0 0 0 2 0 0 12-7 0.22
2025-09-17 (BOS) vs Athletics 1.1
5
 4 0 0 0 0 0 0 1 0 0 15-13 0.22
2025-09-16 (BOS) vs Athletics 1.0
7
 3 0 0 0 0 0 0 0 0 0 5-5 0.23
2025-09-10 (BOS) @ Athletics 0.1
5
 4 2 2 1 0 0 1 0 0 0 10-4 0.24
Advanced Stats
Advanced Stats will be released after the All-Star break

Bullpen Usage & Stats

Last 7 Days
Player IP NP-S ERA Feb-22 Feb-21 Feb-20 Feb-19 Feb-18 Feb-17 Feb-16
Justin Slaten 0 0-0 0.00
Aroldis Chapman 0 0-0 0.00
Jovani Morán 0 0-0 6.75
Greg Weissert 0 0-0 0.00
Johan Oviedo 0 0-0 3.00
Garrett Whitlock 0 0-0 0.00
Kutter Crawford 0 0-0 9.00
Garrett Crochet 0 0-0 0.00
Zack Kelly 0 0-0 7.38
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:
36
Games Started this Season:
0
Pitchers versus LH batters:
Yes
Pitchers versus RH batters:
Yes
Avg Inning when called:
7
Avg Run Diff when called:
1.47
Pitches over 30 pitches:
No
Pitches before the 8th:
Yes
Pitches back to back days:
Rarely
Other Boston Pitchers

Aroldis Chapman (L)
Jovani Morán (L)
Greg Weissert (R)
Ryan Watson (R)
Garrett Whitlock (R)
Zack Kelly (R)
Justin Slaten (R)
Jake Bennett (L)
Tyler Uberstine (R)
Tyler Samaniego (L)

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