Mark Leiter

Pitcher · Career Stats, Bio & Records (2017-2026)

Active Player
W–L 16–30
ERA 4.57
WHIP 1.33
SO 434
Pitcher PIV -746.9
Position
Pitcher
Bats / Throws
R / R
Height / Weight
6'0" / 210 lb
Born
3/13/1991 in Fort Lauderdale, FL, USA
MLB Debut
2017-04-28

Full name: Mark Edward Leiter

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Career Pitching Statistics

W L G GS CG SHO SV IP H ER HR BB SO ERA Pitcher PIV
16 30 306 15 0 0 13 386.0 370 196 57 142 434 4.57 -746.9

Career ERA 4.57 vs. league average 4.17 across their career seasons — 9.5% worse than league average.

Season-by-Season Pitching

Pitching Career Arc

Click a stat to plot it across every season.

Year Team Lg W L G GS CG SHO SV IP H ER BB SO ERA Lg ERA Pitcher PIV
2017 PHI NL 3 6 27 11 0 0 0 90.7 90 50 31 84 4.96 4.36 (-14%) -1779.2
2018 PHI NL 0 1 12 0 0 0 0 16.7 22 10 8 13 5.40 4.15 (-30%) -1238.2
2018 TOR AL 0 0 8 0 0 0 0 6.7 13 10 4 9 13.50 — 0.0
2022 CHN NL 2 7 35 4 0 0 3 67.7 52 30 25 73 3.99 3.97 (-1%) -552.1
2023 CHN NL 1 3 69 0 0 0 4 64.3 48 25 24 77 3.50 4.33 (+19%) 918.6
2024 CHN NL 2 4 39 0 0 0 0 36.3 27 17 13 53 4.21 4.08 (-3%) 1791.3
2024 NYA AL 2 1 21 0 0 0 0 21.7 28 12 9 33 4.98 4.08 (-22%) -631.2
2025 NYA AL 6 7 59 0 0 0 2 48.3 57 26 17 54 4.84 4.16 (-16%) 743.9
2026 ATH AL 0 1 36 0 0 0 4 33.7 33 16 11 38 4.28 4.16 (-3%) -
Career · 9 seasons 16 30 306 15 0 0 13 386.0 370 196 142 434 4.57 — -747

Lg columns show the league average for that season, with the player's figure as a percentage above or below it. Career totals the seasons listed above.

Career Batting Statistics

G AB R H 2B 3B HR RBI SB BB SO AVG OBP SLG OPS PIV
270 28 0 2 0 0 0 0 0 0 14 .071 .071 .071 .143 0

Career AVG .071 vs. league average .247 across their career seasons — 71.1% below league average.

Career OBP .071 vs. league average .317 across their career seasons — 77.5% below league average.

Career SLG .071 vs. league average .408 across their career seasons — 82.5% below league average.

Career OPS .143 vs. league average .725 across their career seasons — 80.3% below league average.

Season-by-Season Batting

Career Arc

Click a stat to plot it across every season.

Year Team Lg G AB R H 2B 3B HR RBI SB BB SO AVG Lg AVG Lg OBP Lg SLG Lg OPS PIV
2017 PHI NL 27 25 0 2 0 0 0 0 0 0 12 .080 — — — — 0.0
2018 PHI NL 12 3 0 0 0 0 0 0 0 0 2 .000 — — — — 0.0
2018 TOR AL 8 0 0 0 0 0 0 0 0 0 0 .000 — — — — 0.0
2022 CHN NL 35 0 0 0 0 0 0 0 0 0 0 .000 — — — — 0.0
2023 CHN NL 69 0 0 0 0 0 0 0 0 0 0 .000 — — — — 0.0
2024 CHN NL 39 0 0 0 0 0 0 0 0 0 0 .000 — — — — 0.0
2024 NYA AL 21 0 0 0 0 0 0 0 0 0 0 .000 — — — — 0.0
2025 NYA AL 59 0 0 0 0 0 0 0 0 0 0 .000 — — — — 0.0
Career · 8 seasons 270 28 0 2 0 0 0 0 0 0 14 .071 — — — — 0

Lg columns show the league average for that season, with the player's figure as a percentage above or below it. Career totals the seasons listed above.

Postseason Statistics

Playoff Career Batting

G AB R H 2B 3B HR RBI BB SO AVG
6 0 0 0 0 0 0 0 0 0 .000

Playoff Batting by Year

Year Round Team G AB R H 2B 3B HR RBI BB SO AVG
2024 ALCS NYA 2 0 0 0 0 0 0 0 0 0 .000
2024 WS NYA 4 0 0 0 0 0 0 0 0 0 .000

Playoff Career Pitching

W L G GS SV IP H ER BB SO ERA
1 0 6 0 0 5.3 3 1 5 5 1.69

Playoff Pitching by Year

Year Round Team W L G GS SV IP H ER BB SO ERA
2024 ALCS NYA 1 0 2 0 0 2.3 2 1 3 2 3.86
2024 WS NYA 0 0 4 0 0 3.0 1 0 2 3 0.00

Game Log & Splits

View full game log (540 games) →

Per-game data from Retrosheet (regular season, through 2025).

Batting — Home / Away

SplitGABRHHRRBIAVG
Home137150100.067
Away133130100.077

Pitching — Home / Away

SplitGIPHERBBSOERA
Home137188.217186722184.10
Away133163.216694591785.17

Last 10 Games — Pitching

DateTmOppDecIPHRERBBSOHR
2025-09-26 NYYBAL — 0.2000210
2025-09-19 NYYBAL — 1.0100010
2025-09-16 NYYMIN W 1.2100000
2025-09-14 NYYBOS — 1.0100000
2025-09-10 NYYDET — 0.1211010
2025-09-09 NYYDET — 0.0244100
2025-09-05 NYYTOR — 1.0111120
2025-08-28 NYYCHW — 1.0000010
2025-08-25 NYYWAS — 0.1111011
2025-08-22 NYYBOS L 1.0211000

Fielding Statistics

Career Fielding Totals by Position

Position G GS PO A E DP
P 270 15 22 28 2 2

Season-by-Season Fielding

Year Team Pos G GS PO A E DP
2017 PHI P 27 11 10 8 0 0
2018 PHI P 12 0 2 1 0 0
2018 TOR P 8 0 0 1 0 0
2022 CHN P 35 4 2 9 0 2
2023 CHN P 69 0 5 3 0 0
2024 CHN P 39 0 1 2 0 0
2024 NYA P 21 0 0 2 1 0
2025 NYA P 59 0 2 2 1 0

Career Games by Position

Position Diamond

Circle size = games played at each position.

Position Games
Pitcher 270

Most Similar Players

Career comps based on counting + rate stats and primary position. Score is relative — closest peer anchors at ~98%.

  1. 98
    Keegan Akin
    16-23, 4.55 ERA
  2. 95
    Robert Stephenson
    19-20, 4.59 ERA
  3. 84
    Austin Voth
    17-20, 4.84 ERA
  4. 79
    Heath Hembree
    21-13, 4.37 ERA
  5. 78
    Trent Thornton
    19-24, 4.27 ERA
  6. 72
    Trevor May
    36-28, 4.24 ERA

Frequently Asked Questions about Mark Leiter

What years did Mark Leiter play?
Mark Leiter played in Major League Baseball from 2017 to 2026.
Was Mark Leiter a pitcher?
Yes. Mark Leiter pitched in the major leagues, recording 16 wins and 434 strikeouts.
How many home runs did Mark Leiter hit?
Mark Leiter hit 0 career home runs with 2 hits.