| SP | Flaherty, J.Flaherty, Jack >> | 22 | 2018 | R | 93 | 25 | 25 | 7 | 11 | 3.60 | .307 | 1.30 | 7.1 | 4.6 | 9.7 | 142.2 | 112 | 59 | 57 | 15 | 73 | 153 | 0 | 0 | 0 | 0 | 10 | 5 | 5 | 3.87 |
| SP | Mengden, D.Mengden, Daniel >> | 25 | 2018 | R | 72 | 24 | 24 | 5 | 14 | 5.37 | .332 | 1.44 | 9.6 | 3.3 | 7.4 | 124.0 | 132 | 77 | 74 | 18 | 46 | 102 | 0 | 0 | 0 | 0 | 6 | 7 | 10 | 4.52 |
| SP | Richards, G.Richards, Garrett # >> | 30 | 2018 | R | 62 | 24 | 24 | 3 | 11 | 6.47 | .354 | 1.61 | 9.1 | 5.5 | 10.3 | 105.2 | 106 | 77 | 76 | 15 | 64 | 120 | 0 | 0 | 0 | 0 | 4 | 4 | 15 | 4.51 |
| SP | Rodriguez, E.Rodriguez, Eduardo # >> | 25 | 2018 | L | 58 | 24 | 24 | 4 | 8 | 5.32 | .338 | 1.51 | 10.1 | 3.5 | 9.3 | 118.1 | 133 | 70 | 70 | 17 | 46 | 122 | 0 | 0 | 0 | 0 | 6 | 2 | 6 | 4.03 |
| SP | Straily, D.Straily, Dan >> | 29 | 2018 | R | 46 | 23 | 23 | 6 | 11 | 5.72 | .346 | 1.57 | 9.3 | 4.8 | 7.6 | 118.0 | 122 | 86 | 75 | 15 | 63 | 99 | 0 | 0 | 0 | 0 | 5 | 2 | 1 | 4.63 |
| RP | Kimbrel, C.Kimbrel, Craig >> | 30 | 2018 | R | 94 | 64 | 0 | 1 | 2 | 2.50 | .295 | 1.23 | 6.6 | 4.5 | 11.5 | 90.0 | 66 | 26 | 25 | 8 | 45 | 115 | 0 | 1 | 3 | 0 | 0 | 2 | 11 | 3.17 |
| RP | Osuna, R.Osuna, Roberto >> | 23 | 2018 | R | 72 | 64 | 0 | 5 | 4 | 3.46 | .300 | 1.25 | 9.5 | 1.8 | 8.0 | 91.0 | 96 | 35 | 35 | 11 | 18 | 81 | 0 | 2 | 0 | 0 | 0 | 3 | 4 | 3.48 |
| RP | Barnes, M.Barnes, Matt >> | 28 | 2018 | R | 58 | 68 | 0 | 5 | 2 | 2.65 | .278 | 1.11 | 5.9 | 4.2 | 9.7 | 91.2 | 60 | 28 | 27 | 7 | 42 | 98 | 0 | 5 | 2 | 0 | 0 | 4 | 7 | 3.36 |
| RP | Barraclough, K.Barraclough, Kyle >> | 28 | 2018 | R | 47 | 60 | 0 | 2 | 6 | 4.91 | .341 | 1.51 | 7.7 | 6.0 | 9.0 | 69.2 | 59 | 41 | 38 | 5 | 46 | 69 | 0 | 7 | 2 | 0 | 0 | 3 | 5 | 4.07 |
| RP | Herrera, K.Herrera, Kelvin >> | 28 | 2018 | R | 38 | 54 | 0 | 0 | 4 | 3.45 | .288 | 1.16 | 8.1 | 2.5 | 7.0 | 62.2 | 56 | 24 | 24 | 8 | 17 | 48 | 0 | 6 | 4 | 0 | 0 | 3 | 0 | 4.10 |
| SP | DeSclafani, A.DeSclafani, Anthony >> | 28 | 2018 | R | 38 | 38 | 0 | 3 | 6 | 4.20 | .316 | 1.34 | 9.0 | 3.2 | 8.1 | 70.2 | 70 | 33 | 33 | 7 | 25 | 63 | 0 | 1 | 1 | 0 | 0 | 3 | 2 | 3.70 |