Career
16 W · 4.63 ERA · 423 K
378.2 IP · 1.33 WHIP · 298 G
2026 Season
0-1 · 5.13 ERA
26.1 IP · 27 K · 1.33 WHIP
Last 30 Days
0-0 · 1.54 ERA
11.7 IP · 11 K · 0.77 WHIP
The Game Network
Where History Is Kept. This page is part of a living baseball archive.
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The Game Network
Where History Is Kept. This page is part of a living baseball archive.
About This Archive →
Tracking
-
500 Strikeouts
77 to go
423 / 500
Mark Leiter is a pitcher for the Oakland Athletics. Across 298 MLB appearances, with a 4.63 ERA and 423 strikeouts. This page covers season stats, team history, and related info.
Deep Data
Full Career Record
Season-by-season performance, contract terms, and the complete archive.
Season-by-Season Pitching
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| Year |
Team |
W |
L |
ERA |
G |
GS |
SV |
IP |
H |
ER |
BB |
SO |
WHIP |
| 2017 |
PHI |
3 |
6 |
4.96 |
27 |
11 |
0 |
90.2 |
90 |
50 |
31 |
84 |
1.33 |
| 2018 |
PHI |
0 |
1 |
5.40 |
12 |
0 |
0 |
16.2 |
22 |
10 |
8 |
13 |
1.80 |
| 2018 |
TOR |
0 |
0 |
13.50 |
8 |
0 |
0 |
6.2 |
13 |
10 |
4 |
9 |
2.55 |
| 2022 |
CHC |
2 |
7 |
3.99 |
35 |
4 |
3 |
67.2 |
52 |
30 |
25 |
73 |
1.14 |
| 2023 |
CHC |
1 |
3 |
3.50 |
69 |
0 |
4 |
64.1 |
48 |
25 |
24 |
77 |
1.12 |
| 2024 |
CHC |
2 |
4 |
4.21 |
39 |
0 |
0 |
36.1 |
27 |
17 |
13 |
53 |
1.10 |
| 2024 |
NYY |
2 |
1 |
4.98 |
21 |
0 |
0 |
21.2 |
28 |
12 |
9 |
33 |
1.71 |
| 2025 |
NYY |
6 |
7 |
4.84 |
59 |
0 |
2 |
48.1 |
57 |
26 |
17 |
54 |
1.53 |
| 2026 |
OAK |
0 |
1 |
5.13 |
28 |
0 |
4 |
26.1 |
27 |
15 |
8 |
27 |
1.33 |
| Career Totals |
— |
16 |
30 |
4.63 |
298 |
15 |
13 |
378.2 |
364 |
195 |
139 |
423 |
1.33 |
Season-by-Season Batting
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| Year |
Team |
G |
AB |
R |
H |
2B |
3B |
HR |
RBI |
SB |
BB |
SO |
AVG |
OBP |
SLG |
OPS |
| 2017 |
PHI |
27 |
25 |
0 |
2 |
0 |
0 |
0 |
0 |
0 |
0 |
12 |
.080 |
.080 |
.080 |
.160 |
| 2018 |
PHI |
12 |
3 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
2 |
.000 |
.000 |
.000 |
.000 |
| 2018 |
TOR |
8 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
| 2022 |
CHC |
35 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
| 2023 |
CHC |
69 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
| 2024 |
CHC |
39 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
| 2024 |
NYY |
21 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
| 2025 |
NYY |
59 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
| Career Totals |
— |
270 |
28 |
0 |
2 |
0 |
0 |
0 |
0 |
0 |
0 |
14 |
.071 |
.071 |
.071 |
.143 |
The Game Network
Where History Is Kept. This page is part of a living baseball archive.
About This Archive →
Game Log — Recent
| Date |
Opp |
Result |
IP | H | ER | BB | K | HR |
| Jun 4 |
@ CHC |
6-7 L |
1.0 |
0 |
0 |
0 |
2 |
0 |
| Jun 3 |
@ CHC |
5-4 W |
0.2 |
0 |
0 |
0 |
0 |
0 |
| May 31 |
vs NYY |
8-13 L |
1.0 |
0 |
0 |
1 |
0 |
0 |
| May 29 |
vs NYY |
2-8 L |
1.0 |
1 |
0 |
0 |
1 |
0 |
| May 24 |
@ SD |
5-2 W |
1.0 |
0 |
0 |
1 |
0 |
0 |
| May 21 |
@ LAA |
3-2 W |
1.0 |
1 |
0 |
0 |
1 |
0 |
| May 20 |
@ LAA |
6-5 W |
1.0 |
0 |
0 |
0 |
1 |
0 |
| May 16 |
vs SF |
4-6 L |
2.0 |
2 |
0 |
0 |
2 |
0 |
| May 14 |
vs STL |
4-5 L |
1.0 |
0 |
0 |
0 |
2 |
0 |
| May 12 |
vs STL |
4-6 L |
1.0 |
0 |
0 |
0 |
1 |
0 |
Data: Lahman Baseball Database (CC BY-SA 4.0), Cot's Baseball Contracts, Retrosheet.