| NAME | REC | SEASON | TM | W% | G | W | L | GS | ERA | SO | CG | SHO | SV | IP | H | ER | R | HR | BB | HBP | GF | IBB | TBF | WP | K/9 | BB/9 | K/BB | HR/9 | K% | BB% | WHIP | BABIP | RA | ERA- | FIP | FIP- | H/9 | PRAA | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 |  | L. Castillo | 4-2 | 2022 |  SEA | .667 | 11 | 4 | 2 | 11 | 3.17 | 77 | 0 | 0 | 0 | 65.1 | 55 | 23 | 26 | 6 | 17 | 4 | 0 | 0 | 266 | 0 | 10.61 | 2.34 | 4.53 | 0.83 | 28.9 | 6.4 | 1.10 | .302 | 3.58 | 85 | 2.91 | 76 | 7.58 | 6.7 |
| 2 | | L. Castillo | 13-9 | 2023 | SEA | .591 | 33 | 13 | 9 | 33 | 3.34 | 219 | 0 | 0 | 0 | 197.0 | 160 | 73 | 81 | 28 | 56 | 5 | 0 | 0 | 802 | 3 | 10.01 | 2.56 | 3.91 | 1.28 | 27.3 | 7.0 | 1.10 | .267 | 3.70 | 83 | 3.80 | 93 | 7.31 | 6.6 |
| 3 | | L. Castillo | 11-12 | 2024 | SEA | .478 | 30 | 11 | 12 | 30 | 3.64 | 175 | 0 | 0 | 0 | 175.1 | 158 | 71 | 73 | 25 | 47 | 5 | 0 | 2 | 719 | 0 | 8.98 | 2.41 | 3.72 | 1.28 | 24.3 | 6.5 | 1.17 | .285 | 3.75 | 97 | 3.91 | 100 | 8.11 | 0 |
| 4 | | L. Castillo | 8-6 | 2025 | SEA | .571 | 23 | 8 | 6 | 23 | 3.22 | 115 | 0 | 0 | 0 | 131.1 | 122 | 47 | 52 | 13 | 37 | 6 | 0 | 0 | 548 | 2 | 7.88 | 2.54 | 3.11 | 0.89 | 21.0 | 6.8 | 1.21 | .289 | 3.56 | 85 | 3.62 | 91 | 8.36 | 5.1 |
| Total | 36-29 | .554 | 97 | 36 | 29 | 97 | 3.38 | 586 | 0 | 0 | 0 | 569.0 | 495 | 214 | 232 | 72 | 157 | 20 | 0 | 2 | 2,335 | 5 | 9.27 | 2.48 | 3.73 | 1.14 | 25.1 | 6.7 | 1.15 | .282 | 3.67 | 88 | 3.69 | 93 | 7.83 | 18.5 |
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