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Team bullpen data and usage tracking

Mark Leiter Jr.
Mark Leiter Jr.
Throws: R
Primary Role(s): Reliever
Age: 34

NY Yankees
Team Record: 48 - 41
Head Coach: Aaron Boone
Pitching Coach: Matt Blake
Pitcher Snapshot
Pitcher Impact Rating:
71.3
IP (last 7 gm):
1.2
ERA (last 7 gm):
21.69
Team BP Power Rank:
#30

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 40 4.54 33.20 155 3.92 29.7% 7.1% 1.9% 0.875% 1.2 0.294 0.348 0.295 0.747
2025 SpringTr 4 0.00 3.20 14 3.64 50.0% 0.0% 0.0% 0% 1 0.214 0.214 - 0.428
2025: Home 19 2.65 17.00 73 3.95 34.2% 6.8% 1.4% 0.8% 1.25 0.224 0.288 - 0.601
2025: Away 21 6.48 16.20 82 3.89 25.6% 7.3% 2.4% 1% 1.15 0.355 0.402 - 0.876
2025: Vs L 37 - 19.20 88 4.20 39.8% 9.1% 1.1% % 1.2 0.288 0.352 - 0.715
2025: Vs R 35 - 14.00 67 3.54 16.4% 4.5% 3.0% % 1.2 0.302 0.343 - 0.787
2025 Pitch Arsenal
Game Logs
Game Date Opponent IP PA R H 2B 3B HR BB SO SB CS NP-S AVG
2025-07-03 @ Blue Jays 1.00
7
 4 0 1 0 0 0 0 1 0 0 20-12 0.29
2025-07-01 @ Blue Jays 0.10
7
 3 2 1 0 0 0 1 0 0 0 11-5 0.30
2025-06-30 @ Blue Jays 0.10
6
 4 3 3 0 0 0 0 1 0 0 19-13 0.29
2025-06-24 @ Reds 1.00
10
 7 2 3 0 0 0 1 0 0 0 28-16 0.28
2025-06-23 @ Reds 1.00
8
 5 1 1 0 0 0 0 2 1 0 27-15 0.27
2025-06-19 vs Angels 1.00
7
 3 0 0 0 0 0 0 0 0 0 11-6 0.27
2025-06-18 vs Angels 0.20
6
 4 0 2 0 0 0 0 1 0 0 11-8 0.28
Advanced Stats
Advanced Stats will be released after the All-Star break

Bullpen Usage & Stats

Last 7 Days
Player IP NP-S ERA Jul-6 Jul-5 Jul-4 Jul-3 Jul-2 Jul-1 Jun-30
Mark Leiter Jr. 1.2 50-30 21.69
1.0
7
20-12
0.1
7
11-5
0.1
6
19-13
Marcus Stroman 0 0-0 16.22
Luke Weaver 1.2 53-33 20.30
0.1
7
15-8
1.0
8
21-15
0.1
7
17-10
Ian Hamilton 2.1 33-21 2.70
0.2
6
12-9
1.2
5
21-12
Devin Williams 1.0 25-14 18.00
1.0
8
25-14
Jonathan Loáisiga 3.0 40-31 0.00
1.1
5
24-18
1.2
6
16-13
Clarke Schmidt 0 0-0 0.00
Tim Hill 3.1 27-23 2.08
1.0
6
10-8
1.1
6
11-11
1.0
8
6-4
Scott Effross 2.0 27-18 9.00
1.0
12-9
1.0
8
15-9
Geoff Hartlieb 1.0 43-23 27.00
1.0
7
43-23
JT Brubaker 1.2 24-15 22.50
1.1
18-12
0.1
8
6-3
Jayvien Sandridge 0.2 31-17 27.27
0.2
31-17
Clayton Beeter 1.2 45-29 16.27
1.2
4
45-29
Will Warren 0 0-0 27.00
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:
40
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:
2.3
Pitches over 30 pitches:
No
Pitches before the 8th:
Yes
Pitches back to back days:
Rarely
Other NY Yankees Pitchers

Luke Weaver (R)
Ian Hamilton (R)
Devin Williams (R)
Jonathan Loáisiga (R)
Mark Leiter Jr. (R)
Tim Hill (L)
Scott Effross (R)
Geoff Hartlieb (R)
JT Brubaker (R)
Jayvien Sandridge (L)
Clayton Beeter (R)

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