| SP | Kershaw, C.Kershaw, Clayton † >> | 28 | 2016 | L | 99 | 35 | 34 | 15 | 10 | 3.65 | .283 | 1.15 | 8.4 | 1.9 | 10.0 | 256.2 | 240 | 112 | 104 | 40 | 54 | 285 | 8 | 0 | 0 | 1 | 20 | 10 | 9 | 3.55 |
| SP | Buehler, W.Buehler, Walker † >> | 23 | 2018 | R | 95 | 27 | 27 | 11 | 5 | 3.41 | .300 | 1.26 | 7.6 | 3.7 | 10.4 | 169.0 | 143 | 66 | 64 | 30 | 70 | 195 | 0 | 0 | 0 | 0 | 18 | 4 | 2 | 4.31 |
| SP | Harvey, M.Harvey, Matt # >> | 26 | 2015 | R | 87 | 33 | 32 | 13 | 11 | 5.12 | .319 | 1.37 | 9.7 | 2.7 | 7.8 | 200.1 | 216 | 118 | 114 | 38 | 59 | 174 | 0 | 0 | 0 | 0 | 12 | 7 | 2 | 4.72 |
| SP | Buchholz, C.Buchholz, Clay >> | 34 | 2018 | R | 82 | 18 | 8 | 4 | 4 | 4.48 | .323 | 1.38 | 9.2 | 3.3 | 7.8 | 82.1 | 84 | 42 | 41 | 12 | 30 | 71 | 0 | 0 | 0 | 0 | 4 | 4 | 2 | 4.41 |
| CL | Kimbrel, C.Kimbrel, Craig # >> | 29 | 2017 | R | 100 | 56 | 0 | 8 | 9 | 4.23 | .269 | 1.03 | 6.5 | 2.8 | 13.3 | 55.1 | 40 | 26 | 26 | 3 | 17 | 81 | 0 | 24 | 7 | 0 | 0 | 4 | 4 | 1.91 |
| SU | Leclerc, J.Leclerc, Jose >> | 24 | 2018 | R | 96 | 64 | 0 | 3 | 3 | 3.14 | .275 | 1.11 | 5.9 | 4.1 | 11.5 | 66.0 | 43 | 24 | 23 | 12 | 30 | 84 | 0 | 13 | 5 | 0 | 0 | 2 | 2 | 4.27 |
| RP | Rivero, F.Rivero, Felipe >> | 27 | 2019 | L | 80 | 93 | 0 | 3 | 0 | 3.72 | .277 | 1.13 | 7.3 | 2.9 | 10.1 | 65.1 | 53 | 27 | 27 | 8 | 21 | 73 | 0 | 1 | 2 | 0 | 0 | 1 | 1 | 3.37 |
| SP | Chirinos, Y.Chirinos, Yonny >> | 25 | 2019 | R | 77 | 1 | 1 | 0 | 1 | 4.76 | .320 | 1.41 | 10.8 | 3.6 | 12.6 | 5.2 | 6 | 3 | 3 | 2 | 2 | 7 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6.60 |
| SP | Giolito, L.Giolito, Lucas >> | 24 | 2019 | R | 90 | 33 | 32 | 11 | 12 | 5.34 | .340 | 1.52 | 8.4 | 5.3 | 11.0 | 175.1 | 163 | 110 | 104 | 21 | 104 | 214 | 0 | 0 | 0 | 0 | 10 | 4 | 3 | 3.97 |