| SP | Johnson, R.Johnson, Randy | 41 | Tip-Tops | L | 84 | 26 | 26 | 11 | 7 | 3.16 | .280 | 1.15 | 8.1 | 2.3 | 7.8 | 165.1 | 148 | 58 | 58 | 17 | 42 | 143 | 1 | 0 | 0 | 1 | 19 | 3 | 3 | 3.42 |
| SP | Martinez, P.Martinez, Pedro | 29 | Bulldozers | R | 100 | 27 | 27 | 15 | 8 | 3.38 | .271 | 1.10 | 7.5 | 2.4 | 9.5 | 205.1 | 171 | 84 | 77 | 19 | 55 | 216 | 8 | 0 | 0 | 2 | 17 | 3 | 3 | 2.95 |
| SP | Leonard, D.Leonard, Dutch | 22 | Tip-Tops | L | 91 | 26 | 26 | 15 | 5 | 2.82 | .257 | 1.03 | 6.7 | 2.6 | 4.8 | 181.2 | 134 | 58 | 57 | 16 | 53 | 97 | 2 | 0 | 0 | 1 | 21 | 2 | 5 | 3.99 |
| RP | Rivera, M.Rivera, Mariano | 39 | Crabs | R | 85 | 67 | 0 | 5 | 0 | 2.33 | .255 | 1.03 | 7.4 | 1.9 | 8.8 | 92.2 | 76 | 24 | 24 | 9 | 19 | 90 | 0 | 9 | 1 | 0 | 0 | 0 | 0 | 2.93 |
| CL | Betances, D.Betances, Dellin | 26 | Monarchs | R | 93 | 57 | 0 | 3 | 5 | 1.74 | .281 | 1.17 | 6.9 | 3.8 | 8.6 | 67.1 | 51 | 15 | 13 | 0 | 28 | 64 | 0 | 33 | 3 | 0 | 0 | 0 | 1 | 2.34 |
| CL | Kimbrel, C.Kimbrel, Craig | 24 | Mustangs | R | 100 | 61 | 0 | 2 | 4 | 3.45 | .301 | 1.26 | 6.7 | 4.8 | 10.7 | 62.2 | 46 | 24 | 24 | 3 | 33 | 74 | 0 | 33 | 5 | 0 | 0 | 2 | 2 | 2.94 |