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Jack Leiter (P, ROU) has 15 games of logged MLB data in the 2026 season. Jack Leiter is averaging 5.5 K per game (5.4 over the last 10, high of 10). Below are game-by-game logs, rolling averages and over/under hit rates to research every Jack Leiter prop bet.
Sportsbook lines, hit rates, and EV edges are in the EdgeFinder app.
| Stat | Season avg | Last 10 | Last 5 | High | Games |
|---|---|---|---|---|---|
| K | 5.5 | 5.4 | 4.6 | 10 | 15 |
| OUTS | 16 | 16.4 | 15.2 | 21 | 15 |
| ER | 3.1 | 3.3 | 3.8 | 6 | 15 |
| HA | 5.3 | 5.4 | 5.4 | 8 | 15 |
| BBA | 2.3 | 2.4 | 2.4 | 5 | 15 |
| Date | Opp | K | OUTS | ER | HA | BBA |
|---|---|---|---|---|---|---|
| 2026-06-18 | vs MIN | 4 | 12 | 6 | 7 | 2 |
| 2026-06-12 | @ BOS | 3 | 15 | 4 | 7 | 2 |
| 2026-06-06 | vs CLE | 2 | 14 | 5 | 6 | 3 |
| 2026-05-31 | vs KC | 10 | 17 | 0 | 3 | 2 |
| 2026-05-26 | vs HOU | 4 | 18 | 4 | 4 | 3 |
| 2026-05-20 | @ COL | 5 | 15 | 4 | 7 | 2 |
| 2026-05-15 | @ HOU | 6 | 21 | 1 | 3 | 3 |
| 2026-05-09 | vs CHC | 6 | 14 | 0 | 4 | 5 |
| 2026-05-03 | @ DET | 10 | 20 | 5 | 5 | 1 |
| 2026-04-27 | vs NYY | 4 | 18 | 4 | 8 | 1 |