| SP | Giolito, L.Giolito, Lucas >> | 24 | 2019 | R | 95 | 34 | 34 | 12 | 13 | 4.32 | .328 | 1.40 | 8.7 | 4.0 | 10.8 | 193.2 | 187 | 95 | 93 | 34 | 85 | 231 | 0 | 0 | 0 | 0 | 18 | 11 | 2 | 4.39 |
| SP | Samardzija, J.Samardzija, Jeff >> | 34 | 2019 | R | 79 | 33 | 33 | 8 | 14 | 6.44 | .361 | 1.68 | 10.8 | 4.3 | 7.4 | 166.1 | 200 | 121 | 119 | 37 | 80 | 137 | 0 | 0 | 0 | 0 | 9 | 2 | 1 | 5.73 |
| SP | Musgrove, J.Musgrove, Joseph # >> | 26 | 2019 | R | 59 | 31 | 31 | 7 | 13 | 5.86 | .322 | 1.40 | 10.1 | 2.5 | 8.0 | 166.0 | 187 | 110 | 108 | 38 | 46 | 147 | 0 | 0 | 0 | 0 | 9 | 3 | 1 | 5.09 |
| RP | Oberg, S.Oberg, Scott # >> | 29 | 2019 | R | 80 | 84 | 0 | 5 | 5 | 4.08 | .283 | 1.16 | 8.0 | 2.5 | 11.1 | 114.2 | 101 | 52 | 52 | 19 | 32 | 140 | 0 | 9 | 4 | 0 | 0 | 3 | 6 | 3.63 |
| RP | Tomlin, J.Tomlin, Josh >> | 34 | 2019 | R | 47 | 46 | 0 | 2 | 2 | 5.01 | .305 | 1.27 | 9.7 | 1.8 | 7.7 | 64.2 | 69 | 36 | 36 | 21 | 13 | 55 | 0 | 2 | 1 | 0 | 0 | 3 | 1 | 6.30 |
| SP | Heaney, A.Heaney, Andrew >> | 28 | 2019 | L | 54 | 28 | 0 | 2 | 1 | 4.23 | .337 | 1.48 | 10.0 | 3.5 | 10.6 | 44.2 | 49 | 21 | 21 | 6 | 17 | 52 | 0 | 5 | 1 | 0 | 0 | 2 | 1 | 3.70 |