| SP | Peralta, F.Peralta, Freddy + >> | 22 | 2018 | R | 95 | 31 | 31 | 14 | 7 | 2.93 | .305 | 1.30 | 7.5 | 4.2 | 11.0 | 156.2 | 130 | 54 | 51 | 19 | 73 | 191 | 0 | 0 | 0 | 0 | 8 | 3 | 1 | 3.60 |
| SP | Fiers, M.Fiers, Mike # >> | 33 | 2018 | R | 66 | 30 | 30 | 9 | 13 | 3.67 | .297 | 1.22 | 8.8 | 2.2 | 8.3 | 166.2 | 163 | 71 | 68 | 20 | 41 | 153 | 0 | 0 | 0 | 0 | 13 | 7 | 1 | 3.59 |
| SP | Suter, B.Suter, Brent # >> | 28 | 2018 | L | 60 | 29 | 29 | 9 | 9 | 5.41 | .325 | 1.41 | 10.4 | 2.3 | 7.3 | 136.1 | 157 | 84 | 82 | 22 | 35 | 110 | 0 | 0 | 0 | 0 | 7 | 5 | 2 | 4.37 |
| SP | Davies, Z.Davies, Zach >> | 25 | 2018 | R | 40 | 20 | 20 | 5 | 8 | 5.07 | .330 | 1.45 | 9.7 | 3.4 | 6.9 | 94.0 | 101 | 60 | 53 | 15 | 35 | 72 | 0 | 0 | 0 | 0 | 5 | 3 | 2 | 4.76 |
| RP | Knebel, C.Knebel, Corey >> | 26 | 2018 | R | 93 | 72 | 0 | 5 | 2 | 1.37 | .239 | 0.89 | 5.2 | 2.8 | 11.7 | 105.1 | 61 | 20 | 16 | 7 | 33 | 137 | 0 | 9 | 3 | 0 | 0 | 5 | 0 | 2.34 |
| RP | Burnes, C.Burnes, Corbin # + >> | 23 | 2018 | R | 90 | 68 | 0 | 2 | 5 | 3.39 | .291 | 1.21 | 8.4 | 2.6 | 9.0 | 95.2 | 89 | 40 | 36 | 12 | 27 | 95 | 0 | 4 | 1 | 0 | 0 | 2 | 4 | 3.56 |
| RP | Woodruff, B.Woodruff, Brandon >> | 25 | 2018 | R | 75 | 54 | 0 | 5 | 3 | 3.39 | .308 | 1.31 | 8.2 | 3.6 | 10.6 | 95.2 | 87 | 43 | 36 | 12 | 38 | 112 | 0 | 7 | 2 | 0 | 0 | 3 | 2 | 3.58 |
| RP | Goeddel, E.Goeddel, Erik >> | 29 | 2018 | R | 74 | 32 | 0 | 2 | 2 | 3.11 | .298 | 1.27 | 7.8 | 3.9 | 11.2 | 37.2 | 32 | 15 | 13 | 6 | 16 | 46 | 0 | 4 | 3 | 0 | 0 | 0 | 0 | 3.92 |
| RP | Barnes, J.Barnes, Jacob >> | 28 | 2018 | R | 27 | 21 | 0 | 0 | 0 | 3.04 | .336 | 1.48 | 7.4 | 6.3 | 9.0 | 23.2 | 19 | 9 | 8 | 2 | 16 | 23 | 0 | 1 | 1 | 0 | 0 | 1 | 0 | 4.35 |
| RP | Lopez, J.Lopez, Jorge + >> | 25 | 2018 | R | 25 | 25 | 0 | 3 | 2 | 3.27 | .320 | 1.34 | 9.0 | 3.1 | 7.6 | 44.0 | 44 | 19 | 16 | 3 | 15 | 37 | 0 | 4 | 0 | 0 | 0 | 3 | 2 | 3.43 |