| SP | deGrom, J.deGrom, Jacob # >> | 30 | 2018 | R | 99 | 31 | 31 | 10 | 12 | 3.56 | .304 | 1.27 | 8.8 | 2.7 | 10.3 | 197.0 | 192 | 82 | 78 | 18 | 59 | 226 | 2 | 0 | 0 | 2 | 20 | 7 | 4 | 2.90 |
| SP | Peralta, F.Peralta, Freddy >> | 22 | 2018 | R | 91 | 30 | 30 | 7 | 9 | 3.91 | .307 | 1.30 | 7.9 | 3.9 | 10.3 | 149.2 | 130 | 67 | 65 | 13 | 64 | 170 | 0 | 0 | 0 | 0 | 8 | 5 | 1 | 3.24 |
| SP | McCullers, L.McCullers, Lance # >> | 25 | 2018 | R | 86 | 29 | 29 | 9 | 5 | 4.22 | .331 | 1.47 | 8.1 | 5.1 | 8.8 | 145.0 | 131 | 69 | 68 | 12 | 82 | 142 | 0 | 0 | 0 | 0 | 8 | 2 | 10 | 3.86 |
| SP | Hellickson, J.Hellickson, Jeremy >> | 31 | 2018 | R | 80 | 29 | 29 | 7 | 8 | 5.08 | .334 | 1.48 | 10.8 | 2.6 | 7.1 | 136.1 | 163 | 82 | 77 | 20 | 39 | 108 | 0 | 0 | 0 | 0 | 5 | 3 | 2 | 4.25 |
| SP | Tanaka, M.Tanaka, Masahiro >> | 29 | 2018 | R | 77 | 31 | 28 | 5 | 9 | 7.38 | .374 | 1.76 | 12.5 | 3.4 | 9.8 | 124.1 | 172 | 106 | 102 | 22 | 47 | 135 | 0 | 1 | 0 | 0 | 6 | 4 | 3 | 4.36 |
| RP | Knebel, C.Knebel, Corey † >> | 26 | 2018 | R | 83 | 86 | 0 | 13 | 5 | 4.26 | .297 | 1.21 | 7.7 | 3.3 | 10.7 | 105.2 | 90 | 50 | 50 | 10 | 38 | 125 | 0 | 5 | 5 | 0 | 0 | 6 | 0 | 3.11 |
| RP | Hirano, Y.Hirano, Yoshihisa >> | 34 | 2018 | R | 71 | 70 | 0 | 3 | 4 | 4.17 | .349 | 1.55 | 9.4 | 4.7 | 8.9 | 73.1 | 76 | 34 | 34 | 7 | 38 | 72 | 0 | 6 | 2 | 0 | 0 | 4 | 6 | 4.00 |
| RP | Petit, Y.Petit, Yusmeiro >> | 34 | 2018 | R | 73 | 52 | 0 | 6 | 3 | 4.39 | .304 | 1.31 | 10.0 | 1.9 | 8.2 | 65.2 | 72 | 32 | 32 | 9 | 14 | 59 | 0 | 4 | 5 | 0 | 0 | 0 | 0 | 3.63 |