| SP | Buehler, W.Buehler, Walker >> | 23 | 2018 | R | 90 | 34 | 34 | 11 | 8 | 3.33 | .296 | 1.23 | 7.7 | 3.3 | 9.9 | 213.1 | 183 | 79 | 79 | 29 | 79 | 234 | 0 | 0 | 0 | 0 | 19 | 7 | 3 | 3.78 |
| SP | Giolito, L.Giolito, Lucas >> | 24 | 2019 | R | 71 | 33 | 33 | 3 | 23 | 6.65 | .368 | 1.71 | 10.8 | 4.6 | 9.8 | 180.0 | 215 | 139 | 133 | 28 | 92 | 195 | 0 | 0 | 0 | 0 | 6 | 8 | 5 | 4.52 |
| SP | Bauer, T.Bauer, Trevor >> | 27 | 2018 | R | 60 | 32 | 32 | 5 | 14 | 4.85 | .339 | 1.53 | 9.8 | 4.0 | 9.6 | 189.1 | 205 | 108 | 102 | 23 | 84 | 202 | 0 | 0 | 0 | 0 | 18 | 2 | 13 | 3.81 |
| SP | Porcello, R.Porcello, Rick # >> | 27 | 2016 | R | 57 | 32 | 32 | 9 | 14 | 5.88 | .316 | 1.36 | 10.4 | 1.9 | 7.9 | 193.0 | 222 | 131 | 126 | 37 | 40 | 169 | 2 | 0 | 0 | 0 | 11 | 6 | 5 | 4.46 |
| SP | Wheeler, Z.Wheeler, Zack >> | 28 | 2018 | R | 38 | 31 | 31 | 6 | 15 | 5.17 | .335 | 1.47 | 9.9 | 3.4 | 7.5 | 182.2 | 200 | 112 | 105 | 36 | 69 | 151 | 0 | 0 | 0 | 0 | 13 | 7 | 4 | 5.16 |
| RP | Sanchez, A.Sanchez, Aaron † >> | 21 | 2014 | R | 90 | 89 | 0 | 13 | 3 | 2.90 | .256 | 1.02 | 6.0 | 3.2 | 7.4 | 149.0 | 99 | 51 | 48 | 12 | 53 | 123 | 0 | 6 | 4 | 0 | 0 | 2 | 4 | 3.50 |
| RP | Rondon, H.Rondon, Hector >> | 27 | 2015 | R | 22 | 57 | 0 | 4 | 4 | 5.91 | .342 | 1.56 | 10.9 | 3.2 | 6.1 | 56.1 | 68 | 40 | 37 | 15 | 20 | 38 | 0 | 5 | 5 | 0 | 0 | 0 | 1 | 6.20 |
| SP | Taillon, J.Taillon, Jameson >> | 26 | 2018 | R | 11 | 2 | 0 | 0 | 0 | 0.00 | .286 | 1.20 | 18.0 | 0.0 | 0.0 | 1.2 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3.00 |
| SP | Liriano, F.Liriano, Francisco >> | 32 | 2015 | L | 22 | 20 | 0 | 1 | 5 | 4.58 | .333 | 1.47 | 7.8 | 5.5 | 9.7 | 39.1 | 34 | 21 | 20 | 7 | 24 | 42 | 0 | 0 | 1 | 0 | 0 | 1 | 2 | 5.10 |