| SP | deGrom, J.deGrom, Jacob † >> | 30 | 2018 | R | 93 | 24 | 24 | 15 | 6 | 3.59 | .296 | 1.24 | 8.9 | 2.3 | 10.7 | 173.0 | 171 | 71 | 69 | 22 | 44 | 205 | 2 | 0 | 0 | 1 | 14 | 3 | 1 | 3.10 |
| SP | Keuchel, D.Keuchel, Dallas >> | 27 | 2015 | L | 69 | 24 | 24 | 14 | 7 | 3.45 | .283 | 1.16 | 8.0 | 2.4 | 7.7 | 185.0 | 164 | 72 | 71 | 25 | 50 | 159 | 4 | 0 | 0 | 0 | 15 | 5 | 3 | 3.93 |
| SP | Morton, C.Morton, Charlie >> | 36 | 2019 | R | 56 | 24 | 24 | 7 | 9 | 5.74 | .323 | 1.40 | 8.9 | 3.7 | 10.2 | 141.0 | 140 | 90 | 90 | 23 | 58 | 160 | 0 | 0 | 0 | 0 | 8 | 4 | 1 | 4.17 |
| RP | Betances, D.Betances, Dellin >> | 26 | 2014 | R | 96 | 51 | 0 | 5 | 3 | 3.34 | .291 | 1.23 | 7.3 | 3.7 | 10.4 | 70.0 | 57 | 27 | 26 | 7 | 29 | 81 | 0 | 10 | 2 | 0 | 0 | 0 | 0 | 3.23 |
| RP | Osuna, R.Osuna, Roberto >> | 22 | 2017 | R | 62 | 32 | 0 | 2 | 1 | 3.03 | .287 | 1.21 | 7.2 | 3.9 | 10.5 | 35.2 | 28 | 12 | 12 | 3 | 15 | 41 | 0 | 6 | 0 | 0 | 0 | 0 | 3 | 3.06 |
| RP | Janssen, C.Janssen, Casey >> | 31 | 2012 | R | 55 | 15 | 0 | 2 | 1 | 3.18 | .261 | 1.06 | 5.3 | 4.2 | 7.4 | 17.0 | 10 | 6 | 6 | 2 | 8 | 14 | 0 | 1 | 0 | 0 | 0 | 0 | 2 | 4.29 |
| RP | Papelbon, J.Papelbon, Jonathan >> | 34 | 2014 | R | 46 | 28 | 0 | 1 | 0 | 3.03 | .282 | 1.15 | 8.7 | 1.9 | 6.8 | 29.2 | 28 | 10 | 10 | 3 | 6 | 22 | 0 | 1 | 0 | 0 | 0 | 1 | 1 | 3.55 |
| SP | Archer, C.Archer, Chris >> | 26 | 2015 | R | 42 | 0 | 0 | 0 | 0 | - | .000 | - | - | - | - | 0.0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | - |