| Window | G | IP | ERA | WHIP | K | BB |
|---|---|---|---|---|---|---|
| Last 7 days | 1 | 6 | 6.00 | 0.83 | 4 | 0 |
| Last 30 days | 6 | 23 | 7.23 | 1.77 | 27 | 15 |
| 2026 season | 10 | 43 | 5.77 | 1.60 | 48 | 29 |
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 | 43 | 5.77 | 1.60 | 48 | 29 | 6 |
| Home | 24 | 5.84 | 1.18 | 31 | 11 | 2 |
| Away | 19 | 5.68 | 2.16 | 17 | 18 | 4 |
Last appearance · May 17 · 90 pitches
| Pitch | Count | Usage | Avg Velo | Max |
|---|---|---|---|---|
Four-Seam FastballFF | 45 | 50% | 92.6 mph | 94.7 |
SliderSL | 25 | 28% | 84.9 mph | 86.3 |
Knuckle CurveKC | 18 | 20% | 78.6 mph | 80.1 |
ChangeupCH | 1 | 1% | 85.2 mph | 85.2 |
SinkerSI | 1 | 1% | 90.9 mph | 90.9 |
| Date | Opp | IP | H | R | ER | BB | K | HR | ERA |
|---|---|---|---|---|---|---|---|---|---|
| 2026-05-17 | vs Toronto Blue Jays | 6 | 5 | 4 | 4 | 0 | 4 | 1 | 5.77 |
| 2026-05-12 | @ New York Mets | 3 | 6 | 3 | 3 |
| Year | Team | W | L | G | IP | ERA | WHIP | K | BB | HR | K/9 | BB/9 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2017 | St. Louis Cardinals | 0 | 2 | 6 | 21.1 | 6.33 | 1.55 | 20 | 10 | 4 | 8.44 | 4.22 |
| 2018 | St. Louis Cardinals |
| 3 |
| 2 |
| 0 |
| 5.73 |
| 2026-05-06 | vs Boston Red Sox | 5 | 3 | 4 | 2 | 1 | 10 | 0 | 5.56 |
| 2026-05-01 | vs Texas Rangers | 3 | 5 | 4 | 4 | 3 | 4 | 1 | 5.90 |
| 2026-04-25 | @ Cincinnati Reds | 2 | 5 | 6 | 6 | 2 | 4 | 3 | 5.33 |
| 2026-04-20 | @ Boston Red Sox | 3 | 3 | 2 | 0 | 6 | 3 | 0 | 3.47 |
| 2026-04-15 | vs Kansas City Royals | 6 | 2 | 1 | 1 | 3 | 7 | 0 | 4.05 |
| 2026-04-09 | @ Minnesota Twins | 5 | 5 | 1 | 1 | 3 | 6 | 1 | 5.14 |
| 2026-04-04 | vs St. Louis Cardinals | 4 | 3 | 5 | 5 | 4 | 6 | 0 | 7.56 |
| 2026-03-28 | @ San Diego Padres | 4 | 4 | 3 | 2 | 4 | 2 | 0 | 4.15 |
| 8 |
| 9 |
| 28 |
| 151.0 |
| 3.34 |
| 1.11 |
| 182 |
| 59 |
| 20 |
| 10.85 |
| 3.52 |
| 2019 | St. Louis Cardinals | 11 | 8 | 33 | 196.1 | 2.75 | 0.97 | 231 | 55 | 25 | 10.59 | 2.52 |
| 2020 | St. Louis Cardinals | 4 | 3 | 9 | 40.1 | 4.91 | 1.21 | 49 | 16 | 6 | 10.93 | 3.57 |
| 2021 | St. Louis Cardinals | 9 | 2 | 17 | 78.1 | 3.22 | 1.06 | 85 | 26 | 12 | 9.77 | 2.99 |
| 2022 | St. Louis Cardinals | 2 | 1 | 9 | 36.0 | 4.25 | 1.61 | 33 | 22 | 4 | 8.25 | 5.50 |
| 2023 | St. Louis Cardinals | 7 | 6 | 20 | 109.2 | 4.43 | 1.55 | 106 | 54 | 10 | 8.70 | 4.43 |
| 2023 | Baltimore Orioles | 1 | 3 | 9 | 34.2 | 6.75 | 1.67 | 42 | 12 | 7 | 10.90 | 3.12 |
| 2023 | 2 teams | 8 | 9 | 29 | 144.1 | 4.99 | 1.58 | 148 | 66 | 17 | 9.23 | 4.12 |
| 2024 | Detroit Tigers | 7 | 5 | 18 | 106.2 | 2.95 | 0.96 | 133 | 19 | 15 | 11.22 | 1.60 |
| 2024 | Los Angeles Dodgers | 6 | 2 | 10 | 55.1 | 3.58 | 1.28 | 61 | 19 | 9 | 9.92 | 3.09 |
| 2024 | 2 teams | 13 | 7 | 28 | 162.0 | 3.17 | 1.07 | 194 | 38 | 24 | 10.78 | 2.11 |
| 2025 | Detroit Tigers | 8 | 15 | 31 | 161.0 | 4.64 | 1.28 | 188 | 59 | 23 | 10.51 | 3.30 |
| 2026 | Detroit Tigers | 0 | 5 | 10 | 43.2 | 5.77 | 1.60 | 48 | 29 | 6 | 9.89 | 5.98 |
| Career | — | 63 | 61 | 200 | 1034.1 | 3.88 | 1.22 | 1,178 | 380 | 141 | 10.25 | 3.31 |
