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 | 29 | SEA | American | 21 | 21 | 8 | 6 | 0 | 0 | 0 | 0 | 0 | 125.2 | 496 | 98 | 48 | 48 | 15 | 27 | 1 | 5 | 133 | 3 | 0 | 3.44 | 0.99 | 9.53 | 1.93 | 1.07 | 21.4% |
| 2025 | 28 | SEA | American | 25 | 25 | 6 | 6 | 0 | 0 | 0 | 0 | 0 | 131.0 | 535 | 104 | 53 | 50 | 20 | 31 | 0 | 7 | 173 | 10 | 0 | 3.44 | 1.03 | 11.89 | 2.13 | 1.37 | 26.5% |
| 2024 | 27 | SEA | American | 33 | 33 | 9 | 12 | 0 | 0 | 0 | 1 | 0 | 208.2 | 803 | 148 | 83 | 75 | 26 | 37 | 1 | 4 | 220 | 11 | 0 | 3.23 | 0.89 | 9.49 | 1.60 | 1.12 | 22.8% |
| 2023 | 26 | SEA | American | 32 | 32 | 13 | 7 | 0 | 0 | 0 | 1 | 1 | 190.2 | 770 | 169 | 82 | 79 | 29 | 36 | 1 | 2 | 189 | 6 | 0 | 3.73 | 1.08 | 8.92 | 1.70 | 1.37 | 19.9% |
| 2022 | 25 | SEA | American | 32 | 32 | 13 | 6 | 0 | 0 | 0 | 0 | 0 | 185.2 | 766 | 170 | 71 | 66 | 19 | 49 | 2 | 6 | 174 | 5 | 0 | 3.20 | 1.18 | 8.43 | 2.38 | 0.92 | 16.3% |
| 2021 | 24 | SEA | American | 24 | 24 | 6 | 5 | 0 | 0 | 0 | 0 | 0 | 119.1 | 503 | 112 | 63 | 62 | 17 | 28 | 2 | 6 | 128 | 9 | 0 | 4.68 | 1.17 | 9.65 | 2.11 | 1.28 | 19.9% |
| CAREER | 167 | 167 | 55 | 42 | 0 | 0 | 0 | 2 | 1 | 961.0 | 3873 | 801 | 400 | 380 | 126 | 208 | 7 | 30 | 1017 | 44 | 0 | 3.56 | 1.05 | 9.52 | 1.95 | 1.18 | 20.9% | |||
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.