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Mark Leiter Jr.

RP  ·  Oakland Athletics  ·  #38

Bats/ThrowsR/R
Height6' 0"
Weight210 lbs
BirthplaceFort Lauderdale, FL
MLB Debut2019
Draft2013: Rd 22, Pk 661 (PHI)
🩹 60-Day-IL — Hip, Surgery, Right (expected back Monday, February 1, 2027)

🪪Bio

Bats/ThrowsR/R
Height6' 0"
Weight210 lbs
BirthplaceFort Lauderdale, FL
MLB Debut2019
CollegeNJIT
Draft2013: Rd 22, Pk 661 (PHI)

📊Season Stats (2026)

ERA4.28
W-L0-1
IP33.2
K38
WHIP1.31
SV4

Full Stat Line

G36
GS0
QS0
HLD5
H33
ER16
HR2
BB11
K/910.16
WAR0.51

🤚Career Splits by Handedness

vs Left-Handed Batters
AVG.214
OBP.313
SLG.268
OPS.580
64 PA  ·  Ranks #109 of 612 qualified pitchers
vs Right-Handed Batters
AVG.257
OBP.325
SLG.400
OPS.725
40 PA  ·  Ranks #340 of 630 qualified pitchers

Career totals from real plate-appearance data — lower OPS allowed is better for a pitcher.

⚔️This Season vs. Each Opponent

Opponent ERAIPKBBOpp AVG
vs. NYY 13.502.211.462
vs. TEX 10.132.241.200
vs. ATL 0.002.010.375
vs. HOU 0.002.021.143
vs. LAA 0.002.020.167
vs. NYM 0.002.040.143
vs. SF 0.002.020.250
vs. SEA 4.502.020.400
vs. STL 0.002.030.000
vs. CHC 0.001.220.000
vs. CHW 0.001.222.000
vs. KC 0.001.121.000
vs. BAL 18.001.010.500
vs. CLE 0.001.010.000
vs. COL 0.001.010.333
vs. DET 0.001.020.250
vs. MIA 0.001.020.000
vs. PIT 0.001.000.250
vs. SD 0.001.001.000
vs. WSH 0.001.021.250
vs. PHI 54.000.211.750
vs. TOR 13.500.200.500
vs. MIL 27.000.112.500

🏟️This Season at Each Ballpark

Ballpark ERAIPKBBOpp AVG
Total 4.2833.23811.258
Angel Stadium 0.002.020.167
Citi Field 0.002.040.143
Safeco Field 4.502.020.400
Wrigley Field 0.001.220.000
Camden Yards 18.001.010.500
Comerica Park 0.001.020.250
Minute Maid Park 0.001.020.000
PETCO Park 0.001.001.000
U.S. Cellular Field 0.001.010.000
Citizens Bank Park 54.000.211.750
Rogers Centre 13.500.200.500
Yankee Stadium 54.000.200.714

📅By Month & Recent Form

Split ERAIPKBBOpp AVG
Last 7 Days 0.001.021.250
Last 15 Days 0.001.021.250
Last 30 Days 0.001.021.250
March 3.382.210.417
April 6.9710.1135.295
May 4.6311.2113.238
June 1.805.062.176
July 0.004.071.154

🎯Pitch Arsenal (2026)

Type Pitches Usage% Zone% Chase% Whiff% BA wOBA xwOBA
Splitter 180 32.7% 16.1% 51.0% 45.1% .192 .163 .142
Sinker 143 25.9% 31.5% 28.6% 17.9% .226 .229 .350
Curveball 106 19.2% 29.3% 51.7% 31.0% .250 .177 .242
4-Seam Fastball 64 11.6% 12.5% 12.5% 12.5% .333 .417 .299
Cutter 51 9.3% 31.4% 20.0% 20.0% .556 .400 .391
Slider 7 1.3% 0.0% — — .400 — —

🌀Pitch Movement (2026)

Type # Velo Spin IVB H-Break Ext
Splitter 97 84.0 755 +2.4" +0.4" 6.7
Sinker 68 91.8 2,018 +10.9" +1.2" 6.6
Curveball 50 73.7 2,311 -16.9" -0.9" 6.5
4-Seam Fastball 31 92.1 1,951 +15.4" +0.6" 6.5
Cutter 19 89.3 2,109 +8.6" -0.1" 6.5

IVB = induced vertical break (gravity removed) · H-Break = horizontal movement · Ext = release extension in feet.

📋Recent Game Log

DateOppScore IPHERBBKERAPCDec
W Saturday, July 18, 2026 WSH 1-15 1.010124.2831—
L Sunday, July 12, 2026 CHW 1-9 1.000014.417—
L Thursday, July 9, 2026 DET 1-4 1.010024.5519—
L Friday, July 3, 2026 MIA 12-5 1.000024.7013—
L Tuesday, June 16, 2026 PIT 6-5 1.010004.859—
W Saturday, June 13, 2026 COL 5-7 1.010015.0213—
L Monday, June 8, 2026 MIL 15-14 0.111215.2023—
W Sunday, June 7, 2026 HOU 5-0 1.000024.9416—
L Thursday, June 4, 2026 CHC 6-7 1.000025.1316—
W Wednesday, June 3, 2026 CHC 5-4 0.200005.334—

👥Team — Oakland Athletics

PlayerPosKey Stat
Nick Kurtz 1B .256 AVG
Joey Meneses 1B .150 AVG
Jeff McNeil 2B .268 AVG
Michael Stefanic 2B .389 AVG
Donovan Walton 2B .269 AVG
Zack Gelof 3B .251 AVG
Max Muncy 3B .233 AVG
Tommy White 3B .250 AVG
Jonah Heim C .208 AVG
Shea Langeliers C .263 AVG
Brian Serven C .212 AVG
Henry Bolte CF .277 AVG
Denzel Clarke CF .154 AVG
Tyler Soderstrom LF .245 AVG
Scott Barlow Relief Pitcher 6.48 ERA
Lawrence Butler RF .225 AVG
Carlos Cortes RF 9.00 ERA
Colby Thomas RF .202 AVG
Elvis Alvarado RP 4.13 ERA
Mason Barnett RP 7.08 ERA
Brady Basso RP 3.86 ERA
Scott Blewett RP 2.22 ERA
Ben Bowden RP 36.00 ERA
Hogan Harris RP 3.39 ERA
Geoff Hartlieb RP 4.58 ERA
Seth Johnson RP 6.65 ERA
Hayden Juenger RP 9.00 ERA
Luis Medina RP 3.39 ERA
Taylor Rashi RP 7.94 ERA
Drew Rom RP 6.35 ERA
Chris Roycroft RP 6.75 ERA
Justin Sterner RP 6.12 ERA
Jose Suarez RP 5.87 ERA
Yunior Tur RP 19.13 ERA
Andy Ibanez Second Baseman .087 AVG
Joey Estes SP 8.31 ERA
J.T. Ginn SP 3.71 ERA
Gage Jump SP 5.12 ERA
Jacob Lopez SP 4.78 ERA
Kade Morris SP 10.90 ERA
Jack Perkins SP 6.53 ERA
Jeffrey Springs SP 6.02 ERA
Darell Hernaiz SS .234 AVG
Joshua Kuroda-Grauer SS .417 AVG
Alika Williams SS .258 AVG
Jacob Wilson SS .266 AVG
Luis Severino Starting Pitcher 4.16 ERA

See the Full Analysis

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