| SP | Arrieta, J.Arrieta, Jake >> | 29 | 2015 | R | 95 | 15 | 15 | 6 | 7 | 4.59 | .295 | 1.24 | 7.5 | 3.6 | 10.0 | 102.0 | 85 | 52 | 52 | 13 | 41 | 113 | 1 | 0 | 0 | 0 | 7 | 2 | 3 | 3.71 |
| SP | Carrasco, C.Carrasco, Carlos >> | 27 | 2014 | R | 83 | 15 | 15 | 2 | 4 | 4.34 | .309 | 1.32 | 8.7 | 3.2 | 10.9 | 56.0 | 54 | 27 | 27 | 4 | 20 | 68 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 2.63 |
| SP | Beckett, J.Beckett, Josh >> | 31 | 2011 | R | 77 | 15 | 15 | 4 | 7 | 6.19 | .341 | 1.50 | 10.7 | 2.8 | 7.1 | 80.0 | 95 | 59 | 55 | 13 | 25 | 63 | 1 | 0 | 0 | 0 | 6 | 4 | 0 | 4.63 |
| SP | Foltynewicz, M.Foltynewicz, Michael >> | 26 | 2018 | R | 67 | 15 | 15 | 5 | 5 | 4.72 | .350 | 1.59 | 9.2 | 5.1 | 9.7 | 74.1 | 76 | 39 | 39 | 13 | 42 | 80 | 0 | 0 | 0 | 0 | 7 | 2 | 0 | 4.91 |
| SP | Porcello, R.Porcello, Rick >> | 27 | 2016 | R | 56 | 14 | 14 | 4 | 3 | 4.15 | .316 | 1.37 | 10.2 | 2.3 | 5.7 | 86.2 | 97 | 40 | 40 | 12 | 22 | 54 | 1 | 0 | 0 | 0 | 9 | 1 | 4 | 4.36 |
| RP | Boxberger, B.Boxberger, Brad >> | 26 | 2014 | R | 88 | 45 | 0 | 2 | 6 | 5.43 | .364 | 1.68 | 10.3 | 5.0 | 11.7 | 54.2 | 62 | 33 | 33 | 11 | 30 | 70 | 0 | 3 | 4 | 0 | 0 | 2 | 1 | 4.83 |
| RP | Hochevar, L.Hochevar, Luke >> | 30 | 2013 | R | 79 | 42 | 0 | 1 | 3 | 2.68 | .275 | 1.12 | 7.0 | 3.2 | 9.7 | 53.2 | 41 | 16 | 16 | 6 | 19 | 57 | 0 | 5 | 2 | 0 | 0 | 1 | 2 | 3.45 |