| SP | Clevinger, M.Clevinger, Mike >> | 31 | 2019 | R | 41 | 33 | 33 | 10 | 13 | 4.69 | .307 | 1.31 | 8.9 | 2.9 | 10.8 | 194.0 | 191 | 110 | 101 | 41 | 63 | 233 | 0 | 0 | 0 | 0 | 16 | 4 | 0 | 4.38 |
| SP | Giolito, L.Giolito, Lucas >> | 27 | 2019 | R | 91 | 33 | 33 | 10 | 15 | 4.51 | .310 | 1.31 | 8.5 | 3.3 | 10.3 | 207.2 | 196 | 117 | 104 | 31 | 76 | 236 | 2 | 0 | 0 | 1 | 19 | 8 | 3 | 3.88 |
| SP | Samardzija, J.Samardzija, Jeff >> | 37 | 2019 | R | 20 | 33 | 33 | 11 | 17 | 5.45 | .324 | 1.42 | 9.5 | 3.3 | 6.5 | 173.1 | 182 | 110 | 105 | 37 | 64 | 124 | 0 | 0 | 0 | 0 | 10 | 3 | 4 | 5.51 |
| SP | Skaggs, T.Skaggs, Tyler >> | 28 | 2019 | L | 67 | 31 | 31 | 7 | 15 | 4.24 | .292 | 1.23 | 8.6 | 2.4 | 7.5 | 189.0 | 181 | 93 | 89 | 32 | 51 | 158 | 0 | 0 | 0 | 0 | 20 | 2 | 2 | 4.37 |
| RP | Williamson, S.Williamson, Scott >> | 25 | 1999 | R | 88 | 106 | 0 | 5 | 6 | 3.43 | .300 | 1.26 | 7.3 | 4.0 | 10.3 | 176.0 | 142 | 71 | 67 | 20 | 79 | 202 | 0 | 8 | 3 | 0 | 0 | 5 | 5 | 3.61 |
| RP | Hoffman, T.Hoffman, Trevor >> | 34 | 1999 | R | 74 | 83 | 0 | 4 | 2 | 4.24 | .301 | 1.24 | 7.9 | 3.3 | 9.1 | 97.2 | 85 | 49 | 46 | 15 | 36 | 98 | 0 | 3 | 4 | 0 | 0 | 5 | 6 | 4.26 |
| RP | Kahnle, T.Kahnle, Tommy >> | 32 | 2019 | R | 36 | 74 | 0 | 2 | 3 | 5.09 | .305 | 1.26 | 7.5 | 3.9 | 10.3 | 74.1 | 62 | 42 | 42 | 14 | 32 | 85 | 0 | 9 | 2 | 0 | 0 | 4 | 6 | 4.62 |
| SP | Musgrove, J.Musgrove, Joseph >> | 28 | 2019 | R | 40 | 25 | 0 | 4 | 3 | 5.83 | .342 | 1.51 | 10.5 | 3.3 | 8.3 | 41.2 | 48 | 27 | 27 | 10 | 15 | 38 | 0 | 2 | 2 | 0 | 0 | 2 | 0 | 5.56 |