| SP | Foltynewicz, M.Foltynewicz, Michael >> | 26 | 2018 | R | 95 | 25 | 25 | 8 | 10 | 4.40 | .319 | 1.35 | 8.6 | 3.6 | 10.2 | 141.0 | 134 | 70 | 69 | 16 | 57 | 160 | 0 | 0 | 0 | 0 | 14 | 7 | 7 | 3.57 |
| SP | Price, D.Price, David # >> | 33 | 2018 | L | 79 | 24 | 24 | 7 | 8 | 4.83 | .339 | 1.46 | 9.7 | 3.4 | 8.9 | 136.0 | 146 | 76 | 73 | 17 | 52 | 135 | 1 | 0 | 0 | 0 | 10 | 11 | 4 | 4.03 |
| SP | Rodon, C.Rodon, Carlos >> | 25 | 2018 | L | 64 | 24 | 24 | 10 | 10 | 4.63 | .331 | 1.45 | 8.8 | 4.2 | 8.2 | 140.0 | 137 | 81 | 72 | 21 | 66 | 127 | 0 | 0 | 0 | 0 | 11 | 5 | 0 | 4.66 |
| SP | Heaney, A.Heaney, Andrew † # >> | 27 | 2018 | L | 60 | 24 | 24 | 10 | 5 | 3.10 | .274 | 1.08 | 7.4 | 2.3 | 10.2 | 154.0 | 127 | 54 | 53 | 17 | 40 | 174 | 2 | 0 | 0 | 1 | 16 | 7 | 3 | 3.09 |
| RP | Iglesias, R.Iglesias, Raisel >> | 28 | 2018 | R | 79 | 66 | 0 | 4 | 0 | 2.75 | .282 | 1.13 | 6.5 | 3.7 | 9.8 | 85.0 | 61 | 28 | 26 | 8 | 35 | 93 | 0 | 6 | 1 | 0 | 0 | 4 | 1 | 3.41 |
| RP | Clippard, T.Clippard, Tyler >> | 33 | 2018 | R | 63 | 58 | 0 | 3 | 4 | 4.63 | .294 | 1.22 | 8.2 | 2.8 | 10.6 | 68.0 | 62 | 35 | 35 | 12 | 21 | 80 | 0 | 10 | 0 | 0 | 0 | 2 | 4 | 3.96 |
| RP | Rivero, F.Rivero, Felipe >> | 26 | 2018 | L | 45 | 40 | 0 | 2 | 0 | 4.47 | .319 | 1.40 | 10.0 | 2.7 | 10.6 | 46.1 | 51 | 26 | 23 | 6 | 14 | 54 | 0 | 3 | 1 | 0 | 0 | 0 | 4 | 3.26 |
| RP | Belisle, M.Belisle, Matt >> | 38 | 2018 | R | 1 | 32 | 0 | 0 | 3 | 9.16 | .426 | 2.17 | 16.8 | 2.9 | 9.7 | 37.1 | 69 | 40 | 38 | 8 | 12 | 40 | 0 | 1 | 1 | 0 | 0 | 2 | 1 | 4.78 |
| SP | Bailey, H.Bailey, Homer >> | 32 | 2018 | R | 1 | 1 | 0 | 0 | 0 | 27.00 | .667 | 6.00 | - | - | - | 0.1 | 2 | 1 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | - |
| SP | Lucchesi, J.Lucchesi, Joey >> | 25 | 2018 | L | 45 | 19 | 0 | 3 | 1 | 5.48 | .330 | 1.48 | 9.8 | 3.5 | 10.6 | 23.0 | 25 | 14 | 14 | 7 | 9 | 27 | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 5.78 |