| SP | Severino, L.Severino, Luis # >> | 23 | 2017 | R | 74 | 10 | 10 | 0 | 3 | 5.76 | .318 | 1.40 | 10.1 | 2.6 | 10.8 | 59.1 | 66 | 38 | 38 | 17 | 17 | 71 | 0 | 0 | 0 | 0 | 3 | 0 | 0 | 5.20 |
| SP | Syndergaard, N.Syndergaard, Noah >> | 22 | 2015 | R | 61 | 10 | 10 | 4 | 4 | 5.50 | .345 | 1.51 | 9.7 | 4.1 | 10.0 | 55.2 | 59 | 34 | 34 | 5 | 25 | 61 | 0 | 0 | 0 | 0 | 5 | 4 | 0 | 3.55 |
| SP | Porcello, R.Porcello, Rick >> | 27 | 2016 | R | 58 | 10 | 10 | 2 | 4 | 4.78 | .319 | 1.36 | 9.8 | 2.6 | 7.4 | 69.2 | 75 | 38 | 37 | 8 | 20 | 57 | 1 | 0 | 0 | 0 | 3 | 3 | 0 | 3.86 |
| SP | Archer, C.Archer, Chris >> | 26 | 2015 | R | 43 | 10 | 10 | 3 | 5 | 7.89 | .389 | 1.87 | 11.8 | 5.1 | 7.6 | 51.1 | 67 | 45 | 45 | 6 | 29 | 43 | 0 | 0 | 0 | 0 | 3 | 2 | 1 | 4.67 |
| RP | Treinen, B.Treinen, Blake >> | 30 | 2018 | R | 79 | 29 | 0 | 3 | 2 | 4.46 | .254 | 0.99 | 4.8 | 4.2 | 11.1 | 34.1 | 18 | 17 | 17 | 4 | 16 | 42 | 0 | 3 | 2 | 0 | 0 | 1 | 4 | 3.56 |
| RP | Ottavino, A.Ottavino, Adam >> | 32 | 2018 | R | 61 | 22 | 0 | 0 | 2 | 5.67 | .352 | 1.59 | 9.7 | 4.7 | 11.7 | 27.0 | 29 | 17 | 17 | 6 | 14 | 35 | 0 | 1 | 3 | 0 | 0 | 1 | 1 | 4.96 |
| RP | Papelbon, J.Papelbon, Jonathan >> | 34 | 2014 | R | 44 | 19 | 0 | 2 | 4 | 4.56 | .283 | 1.18 | 7.4 | 3.5 | 10.6 | 23.2 | 19 | 12 | 12 | 2 | 9 | 27 | 0 | 0 | 2 | 0 | 0 | 0 | 0 | 2.96 |