SEASONS–
| COUNTING | RATE | |||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| SEASON | AGE | TM | LG | G | GS | W | L | SV | HLD | BS | CG | ShO | IP | BF | H | R | ER | HR | BB | IBB | HBP | SO | WP | BK | ERA | WHIP | K/9 | BB/9 | HR/9 | K-BB% |
| 2026 | 27 | BOS | American | 14 | 8 | 2 | 6 | 0 | 0 | 0 | 0 | 0 | 70.2 | 317 | 84 | 48 | 44 | 11 | 25 | 0 | 3 | 54 | 2 | 0 | 5.60 | 1.54 | 6.88 | 3.18 | 1.40 | 9.1% |
| 2025 | 26 | BOS | American | 29 | 28 | 11 | 9 | 0 | 0 | 0 | 1 | 0 | 166.2 | 700 | 147 | 71 | 62 | 16 | 59 | 0 | 13 | 124 | 5 | 0 | 3.35 | 1.24 | 6.70 | 3.19 | 0.86 | 9.3% |
| 2024 | 25 | BOS | American | 30 | 30 | 14 | 8 | 0 | 0 | 0 | 0 | 0 | 162.1 | 702 | 157 | 84 | 81 | 19 | 64 | 0 | 11 | 153 | 6 | 1 | 4.49 | 1.36 | 8.48 | 3.55 | 1.05 | 12.7% |
| 2023 | 24 | BOS | American | 28 | 28 | 12 | 11 | 0 | 0 | 0 | 0 | 0 | 157.0 | 668 | 165 | 77 | 74 | 24 | 45 | 0 | 6 | 132 | 1 | 0 | 4.24 | 1.34 | 7.57 | 2.58 | 1.38 | 13.0% |
| 2022 | 23 | BOS | American | 13 | 11 | 2 | 8 | 0 | 0 | 0 | 1 | 0 | 57.1 | 268 | 75 | 34 | 30 | 1 | 27 | 1 | 2 | 55 | 2 | 0 | 4.71 | 1.78 | 8.63 | 4.24 | 0.16 | 10.4% |
| CAREER | 114 | 105 | 41 | 42 | 0 | 0 | 0 | 2 | 0 | 614.0 | 2655 | 628 | 314 | 291 | 71 | 220 | 1 | 35 | 518 | 16 | 1 | 4.27 | 1.38 | 7.59 | 3.22 | 1.04 | 11.2% | |||
SOURCE: MLB STATSAPI. AGE IS AS OF JUNE 30 OF THE SEASON. TOT ROWS ARE THE SEASON TOTAL FOR A PLAYER WHO CHANGED CLUBS. IP IS DISPLAYED IN BASE-3 NOTATION AND DERIVED FROM OUTS; ALL RATES DIVIDE BY OUTS/3. CAREER RATES ARE COMPUTED FROM CAREER TOTALS, NOT AVERAGED ACROSS SEASONS.