| Window | G | IP | ERA | WHIP | K | BB |
|---|---|---|---|---|---|---|
| Last 7 days | 1 | 5 | 5.40 | 1.20 | 4 | 1 |
| Last 30 days | 4 | 16 | 8.10 | 1.56 | 19 | 8 |
| 2026 season | 25 | 62 | 6.75 | 1.42 | 76 | 24 |
How Jack ranks vs qualified MLB pitchers in 2026. Higher percentile = better. The chip on each bar is the percentile (e.g. 11%ile means better than 11% of qualified players).
| Split | IP | ERA | WHIP | K | BB | HR |
|---|---|---|---|---|---|---|
| As starter | 31 | 7.67 | 1.61 | 41 | 15 | 8 |
| In relief | 31 | 5.81 | 1.23 | 35 | 9 | 3 |
| Home | 34 | 7.41 | 1.56 | 45 | 16 | 7 |
| Away | 28 | 5.97 |
Last appearance · Jul 21 · 87 pitches
| Pitch | Count | Usage | Avg Velo | Max |
|---|---|---|---|---|
Four-Seam FastballFF | 29 | 33% | 95.1 mph | 96.8 |
ChangeupCH | 27 | 31% | 89.2 mph | 91.2 |
SweeperST | 18 | 21% | 85.6 mph | 86.6 |
CutterFC | 8 | 9% | 91.6 mph | 93.1 |
SinkerSI | 4 | 5% | 94.5 mph | 95.1 |
SliderSL | 1 | 1% | 86.9 mph | 86.9 |
| Date | Opp | IP | H | R | ER | BB | K | HR | ERA |
|---|---|---|---|---|---|---|---|---|---|
| 2026-07-21 | @ Arizona Diamondbacks | 5 | 5 | 3 | 3 | 1 | 4 | 1 | 6.75 |
| 2026-07-09 | @ Detroit Tigers | 3 | 2 |
| Year | Team | W | L | G | IP | ERA | WHIP | K | BB | HR | K/9 | BB/9 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2025 | Athletics | 3 | 2 | 12 | 38.2 | 4.19 | 1.16 | 37 | 18 | 4 | 8.61 | 4.19 |
| 1.26 |
| 31 |
| 8 |
| 4 |
| 3 |
| 3 |
| 2 |
| 2 |
| 2 |
| 6.87 |
| 2026-07-03 | vs Miami Marlins | 3 | 7 | 7 | 7 | 4 | 8 | 2 | 6.75 |
| 2026-06-27 | @ Los Angeles Angels | 5 | 4 | 2 | 2 | 1 | 5 | 0 | 6.00 |
| 2026-06-21 | vs Los Angeles Angels | 5 | 4 | 4 | 4 | 2 | 8 | 1 | 6.26 |
| 2026-06-16 | vs Pittsburgh Pirates | 5 | 6 | 3 | 3 | 2 | 6 | 1 | 6.15 |
| 2026-06-10 | vs Milwaukee Brewers | 4 | 5 | 3 | 3 | 3 | 4 | 2 | 6.25 |
| 2026-06-05 | @ Houston Astros | 4 | 5 | 5 | 5 | 2 | 6 | 1 | 6.19 |
| 2026-05-31 | vs New York Yankees | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 5.46 |
| 2026-05-30 | vs New York Yankees | 0 | 1 | 3 | 3 | 2 | 2 | 0 | 5.96 |
| 2026 |
| Athletics |
| 2 |
| 5 |
| 25 |
| 62.2 |
| 6.75 |
| 1.42 |
| 76 |
| 24 |
| 11 |
| 10.91 |
| 3.45 |
| Career | — | 5 | 7 | 37 | 101.1 | 5.77 | 1.32 | 113 | 42 | 15 | 10.04 | 3.73 |
