Mark Leiter Jr. ABQ
In 2026, Mark Leiter Jr. posted an ABQ against of 0.99 (ABQ+ 138) over 146 plate appearances faced in MLB play. His page covers 7 MLB seasons (2017–2026) and 1,693 plate appearances faced. ABQ (At-Bat Quality) grades the quality of every plate appearance, not just its result; ABQ+ puts it on a 100 = league-average scale.
Open Mark Leiter Jr.'s full interactive ABQ page
MLB pitching by season (regular season)
| Season | Team | PA vs | IP | ABQ against | ABQ+ | ERA+ |
|---|---|---|---|---|---|---|
| 2017 | PHI | 396 | 90.2 | 1.54 | 100 | 87 |
| 2018 | PHI/TOR | 123 | 23.1 | 1.91 | 77 | 55 |
| 2022 | CHC | 283 | 67.2 | 1.41 | 112 | 105 |
| 2023 | CHC | 269 | 64.1 | 1.47 | 112 | 122 |
| 2024 | CHC/NYY | 256 | 58.0 | 1.08 | 134 | 90 |
| 2025 | NYY | 220 | 48.1 | 1.17 | 133 | 86 |
| 2026 | ATH | 146 | 33.2 | 0.99 | 138 | 105 |
MLB batting by season (regular season)
| Season | Team | PA | ABQ | ABQ+ | OPS | OPS+ |
|---|---|---|---|---|---|---|
| 2017 | PHI | 26 | -0.49 | -32 | .160 | -57 |
| 2018 | PHI | 3 | -0.82 | -53 | .000 | -100 |
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ABQ by Made The Cut. Updated 2026-10-24.