| SP | Arrieta, J.Arrieta, Jake # >> | 29 | 2015 | R | 95 | 8 | 8 | 4 | 4 | 5.51 | .332 | 1.47 | 9.6 | 3.7 | 8.4 | 49.0 | 52 | 30 | 30 | 3 | 20 | 46 | 0 | 0 | 0 | 0 | 4 | 1 | 1 | 3.20 |
| SP | Tanaka, M.Tanaka, Masahiro >> | 26 | 2015 | R | 70 | 7 | 7 | 2 | 3 | 4.37 | .320 | 1.41 | 9.6 | 3.2 | 7.4 | 45.1 | 48 | 22 | 22 | 8 | 16 | 37 | 0 | 0 | 0 | 0 | 4 | 0 | 1 | 4.73 |
| SP | Foltynewicz, M.Foltynewicz, Michael >> | 26 | 2018 | R | 66 | 7 | 7 | 3 | 2 | 3.38 | .326 | 1.43 | 7.7 | 5.2 | 10.6 | 40.0 | 34 | 15 | 15 | 7 | 23 | 47 | 0 | 0 | 0 | 0 | 4 | 1 | 1 | 4.73 |
| SP | Syndergaard, N.Syndergaard, Noah >> | 22 | 2015 | R | 56 | 7 | 7 | 1 | 6 | 7.71 | .401 | 2.01 | 13.6 | 4.6 | 9.2 | 37.1 | 56 | 35 | 32 | 6 | 19 | 38 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 4.59 |
| RP | Kimbrel, C.Kimbrel, Craig >> | 29 | 2017 | R | 100 | 21 | 0 | 1 | 1 | 3.00 | .250 | 1.00 | 6.0 | 3.0 | 10.3 | 27.0 | 18 | 9 | 9 | 4 | 9 | 31 | 0 | 2 | 1 | 0 | 0 | 0 | 0 | 3.63 |
| RP | Devenski, C.Devenski, Chris >> | 26 | 2017 | R | 49 | 15 | 0 | 1 | 1 | 5.30 | .309 | 1.29 | 8.0 | 4.0 | 9.5 | 18.2 | 16 | 11 | 11 | 4 | 8 | 19 | 0 | 2 | 0 | 0 | 0 | 1 | 0 | 5.28 |
| RP | Smith, C.Smith, Carson >> | 25 | 2015 | R | 35 | 15 | 0 | 0 | 0 | 2.76 | .269 | 1.10 | 6.8 | 3.4 | 7.3 | 16.1 | 12 | 5 | 5 | 3 | 6 | 13 | 0 | 2 | 0 | 0 | 0 | 0 | 2 | 4.94 |
| RP | Rondon, H.Rondon, Hector >> | 27 | 2015 | R | 22 | 10 | 0 | 0 | 0 | 2.92 | .315 | 1.38 | 6.8 | 6.0 | 10.5 | 12.1 | 9 | 4 | 4 | 2 | 8 | 14 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 4.83 |
| SP | Jimenez, U.Jimenez, Ubaldo | 26 | 2010 | R | 41 | 2 | 0 | 0 | 0 | 0.00 | .222 | 0.86 | 9.0 | 0.0 | 18.0 | 2.1 | 2 | 0 | 0 | 0 | 0 | 4 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | -1.00 |
| SP | Zimmermann, J.Zimmermann, Jordan >> | 28 | 2014 | R | 34 | 3 | 0 | 0 | 0 | 22.85 | .567 | 3.69 | 33.8 | 2.3 | 11.3 | 4.1 | 15 | 11 | 11 | 2 | 1 | 5 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 8.50 |