| SP | Martinez, P.Martinez, Pedro | 29 | Swords | R | 100 | 32 | 32 | 14 | 12 | 2.35 | .252 | 0.98 | 6.6 | 2.2 | 8.8 | 264.2 | 194 | 71 | 69 | 11 | 65 | 259 | 11 | 0 | 0 | 4 | 25 | 8 | 0 | 2.41 |
| SP | Pineda, M.Pineda, Michael | 22 | Mariners | R | 50 | 30 | 0 | 18 | 6 | 3.62 | .309 | 1.33 | 8.1 | 3.9 | 7.0 | 169.0 | 152 | 70 | 68 | 15 | 73 | 132 | 0 | 0 | 0 | 0 | 0 | 2 | 9 | 3.92 |
| SP | Gilbert, L.Gilbert, Logan | 27 | Mariners | R | 87 | 32 | 32 | 14 | 8 | 3.63 | .291 | 1.22 | 8.5 | 2.5 | 8.0 | 208.1 | 196 | 85 | 84 | 22 | 58 | 186 | 1 | 0 | 0 | 1 | 17 | 2 | 6 | 3.45 |
| SP | Leonard, D.Leonard, Dutch | 22 | Swords | L | 92 | 30 | 30 | 14 | 8 | 2.68 | .256 | 1.02 | 6.4 | 2.9 | 5.2 | 221.1 | 156 | 72 | 66 | 10 | 70 | 128 | 3 | 0 | 0 | 3 | 23 | 3 | 4 | 3.42 |
| RP | Hendriks, L.Hendriks, Liam | 32 | Sox | R | 88 | 87 | 0 | 21 | 2 | 3.93 | .295 | 1.23 | 9.0 | 2.1 | 10.9 | 105.1 | 105 | 49 | 46 | 16 | 25 | 127 | 0 | 1 | 0 | 0 | 0 | 2 | 3 | 3.33 |
| RP | Northrop, J.Northrop, Jake | 30 | Braves | R | 76 | 63 | 0 | 12 | 5 | 3.04 | .280 | 1.12 | 8.5 | 1.6 | 3.3 | 118.1 | 112 | 43 | 40 | 11 | 21 | 43 | 0 | 10 | 5 | 0 | 0 | 5 | 0 | 4.14 |