| SP | deGrom, J.deGrom, Jacob † # >> | 30 | 2018 | R | 99 | 28 | 28 | 14 | 4 | 3.73 | .291 | 1.19 | 8.3 | 2.4 | 10.7 | 178.2 | 165 | 74 | 74 | 22 | 48 | 212 | 1 | 0 | 0 | 0 | 19 | 7 | 2 | 3.15 |
| SP | Hellickson, J.Hellickson, Jeremy >> | 31 | 2018 | R | 80 | 28 | 28 | 6 | 14 | 5.63 | .332 | 1.45 | 9.9 | 3.2 | 8.2 | 136.0 | 149 | 88 | 85 | 26 | 48 | 124 | 0 | 0 | 0 | 0 | 6 | 6 | 3 | 4.85 |
| SP | Peralta, F.Peralta, Freddy >> | 22 | 2018 | R | 91 | 25 | 25 | 10 | 5 | 3.19 | .302 | 1.27 | 7.4 | 4.1 | 10.0 | 132.2 | 108 | 49 | 47 | 12 | 60 | 147 | 0 | 0 | 0 | 0 | 7 | 4 | 2 | 3.41 |
| RP | Kelley, S.Kelley, Shawn >> | 34 | 2018 | R | 92 | 68 | 0 | 3 | 2 | 3.05 | .263 | 1.05 | 6.9 | 2.7 | 9.4 | 88.2 | 67 | 31 | 30 | 10 | 26 | 92 | 0 | 0 | 3 | 0 | 0 | 2 | 4 | 3.34 |
| RP | Britton, Z.Britton, Zach >> | 30 | 2018 | L | 54 | 47 | 0 | 6 | 3 | 2.70 | .298 | 1.20 | 6.3 | 4.6 | 8.0 | 53.1 | 37 | 17 | 16 | 6 | 27 | 47 | 0 | 0 | 0 | 0 | 0 | 4 | 6 | 4.45 |
| RP | Wright, S.Wright, Steven >> | 33 | 2018 | R | 46 | 48 | 0 | 5 | 1 | 2.64 | .279 | 1.15 | 7.1 | 3.3 | 8.1 | 81.2 | 64 | 25 | 24 | 9 | 30 | 73 | 0 | 3 | 1 | 0 | 0 | 1 | 0 | 3.79 |
| SP | Hamels, C.Hamels, Cole >> | 35 | 2018 | L | 53 | 2 | 0 | 1 | 0 | 0.00 | .125 | 0.43 | 4.5 | 0.0 | 18.0 | 2.1 | 1 | 0 | 0 | 0 | 0 | 4 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | -1.00 |
| SU | Betances, D.Betances, Dellin >> | 30 | 2018 | R | 88 | 39 | 0 | 0 | 1 | 6.62 | .350 | 1.56 | 9.5 | 4.6 | 13.6 | 35.1 | 37 | 26 | 26 | 6 | 18 | 53 | 0 | 2 | 6 | 0 | 0 | 2 | 2 | 3.91 |