| SP | Bumgarner, M.Bumgarner, Madison >> | 28 | 2018 | L | 66 | 32 | 32 | 9 | 15 | 4.42 | .312 | 1.29 | 8.0 | 3.7 | 7.2 | 197.1 | 175 | 103 | 97 | 20 | 80 | 158 | 1 | 0 | 0 | 0 | 17 | 13 | 5 | 4.13 |
| SP | Rodriguez, D.Rodriguez, Dereck + >> | 26 | 2018 | R | 83 | 31 | 31 | 12 | 12 | 4.09 | .300 | 1.26 | 8.1 | 3.3 | 6.9 | 182.2 | 163 | 87 | 83 | 19 | 67 | 139 | 1 | 0 | 0 | 0 | 16 | 5 | 1 | 4.02 |
| SP | Suarez, A.Suarez, Andrew # + >> | 25 | 2018 | L | 46 | 30 | 30 | 4 | 15 | 5.36 | .333 | 1.45 | 10.2 | 2.9 | 7.5 | 163.0 | 185 | 99 | 97 | 32 | 52 | 135 | 0 | 0 | 0 | 0 | 11 | 7 | 2 | 4.98 |
| SP | Stratton, C.Stratton, Chris >> | 27 | 2018 | R | 25 | 28 | 27 | 6 | 17 | 6.73 | .376 | 1.77 | 11.8 | 4.2 | 7.9 | 127.0 | 166 | 98 | 95 | 25 | 59 | 111 | 0 | 0 | 0 | 0 | 4 | 5 | 1 | 5.32 |
| RP | Johnson, P.Johnson, Pierce + >> | 27 | 2018 | R | 48 | 61 | 0 | 4 | 1 | 3.08 | .308 | 1.30 | 5.9 | 5.9 | 8.3 | 61.1 | 40 | 21 | 21 | 4 | 40 | 56 | 0 | 2 | 2 | 0 | 0 | 2 | 1 | 4.08 |
| RP | Strickland, H.Strickland, Hunter >> | 29 | 2018 | R | 41 | 42 | 0 | 1 | 2 | 3.02 | .285 | 1.17 | 6.3 | 4.4 | 7.9 | 47.2 | 33 | 16 | 16 | 3 | 23 | 41 | 0 | 0 | 0 | 0 | 0 | 1 | 3 | 3.62 |
| CL | Moronta, R.Moronta, Reyes † + >> | 25 | 2018 | R | 93 | 66 | 0 | 4 | 8 | 2.89 | .288 | 1.17 | 4.4 | 6.2 | 9.5 | 71.2 | 35 | 27 | 23 | 4 | 49 | 75 | 0 | 28 | 1 | 0 | 0 | 3 | 2 | 3.82 |
| SP | Kelly, C.Kelly, Casey + >> | 28 | 2018 | R | 15 | 19 | 2 | 1 | 3 | 5.16 | .336 | 1.52 | 10.9 | 3.1 | 8.7 | 29.2 | 35 | 17 | 17 | 4 | 10 | 28 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 3.90 |