| SP | Ramirez, E.Ramirez, Erasmo >> | 25 | 2015 | R | 84 | 9 | 9 | 3 | 3 | 2.76 | .261 | 1.04 | 7.3 | 2.0 | 7.2 | 49.0 | 40 | 16 | 15 | 5 | 11 | 39 | 0 | 0 | 0 | 0 | 4 | 1 | 1 | 3.47 |
| SP | Santana, E.Santana, Ervin >> | 32 | 2015 | R | 56 | 9 | 9 | 0 | 6 | 5.71 | .350 | 1.60 | 11.1 | 3.3 | 7.4 | 52.0 | 64 | 33 | 33 | 7 | 19 | 43 | 0 | 0 | 0 | 0 | 5 | 1 | 0 | 4.25 |
| SP | Colon, B.Colon, Bartolo >> | 42 | 2015 | R | 48 | 9 | 9 | 2 | 4 | 4.58 | .311 | 1.32 | 10.8 | 1.1 | 6.7 | 59.0 | 71 | 33 | 30 | 8 | 7 | 44 | 0 | 0 | 0 | 0 | 4 | 2 | 0 | 3.73 |
| SP | Vogelsong, R.Vogelsong, Ryan >> | 38 | 2015 | R | 29 | 7 | 5 | 2 | 1 | 4.40 | .323 | 1.43 | 11.3 | 1.9 | 5.5 | 28.2 | 35 | 18 | 14 | 2 | 6 | 17 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 3.36 |
| CL | Mateo, M.Mateo, Marcos >> | 31 | 2015 | R | 81 | 23 | 0 | 1 | 3 | 4.35 | .295 | 1.26 | 8.4 | 2.9 | 10.7 | 31.0 | 29 | 16 | 15 | 3 | 10 | 37 | 0 | 4 | 3 | 0 | 0 | 0 | 2 | 2.84 |
| RP | Casilla, S.Casilla, Santiago >> | 35 | 2015 | R | 60 | 24 | 0 | 0 | 1 | 3.20 | .267 | 1.09 | 7.4 | 2.5 | 9.5 | 39.1 | 32 | 15 | 14 | 6 | 11 | 41 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 3.74 |
| RP | Frasor, J.Frasor, Jason >> | 38 | 2015 | R | 20 | 25 | 0 | 1 | 2 | 3.18 | .297 | 1.21 | 6.9 | 4.0 | 8.7 | 34.0 | 26 | 12 | 12 | 1 | 15 | 33 | 0 | 2 | 1 | 0 | 0 | 2 | 4 | 2.94 |
| SP | Rodriguez, W.Rodriguez, Wandy >> | 36 | 2015 | L | 17 | 18 | 1 | 6 | 2 | 4.47 | .335 | 1.49 | 10.4 | 3.1 | 7.0 | 44.1 | 51 | 23 | 22 | 3 | 15 | 34 | 0 | 1 | 3 | 0 | 1 | 1 | 1 | 3.43 |