| SP | Anderson, C.Anderson, Cody >> | 24 | 2015 | R | 83 | 9 | 9 | 2 | 4 | 3.19 | .288 | 1.13 | 7.8 | 2.4 | 5.8 | 59.1 | 51 | 22 | 21 | 5 | 16 | 38 | 0 | 0 | 0 | 0 | 7 | 5 | 0 | 3.88 |
| SP | Carrasco, C.Carrasco, Carlos # >> | 28 | 2015 | R | 95 | 9 | 9 | 3 | 1 | 5.28 | .317 | 1.39 | 8.6 | 3.9 | 9.0 | 46.0 | 44 | 27 | 27 | 4 | 20 | 46 | 0 | 0 | 0 | 0 | 4 | 0 | 2 | 3.43 |
| SP | Porcello, R.Porcello, Rick >> | 26 | 2015 | R | 35 | 7 | 7 | 3 | 2 | 4.40 | .328 | 1.42 | 8.8 | 4.0 | 6.7 | 43.0 | 42 | 22 | 21 | 7 | 19 | 32 | 0 | 0 | 0 | 0 | 4 | 2 | 0 | 5.09 |
| SP | Elias, R.Elias, Roenis >> | 26 | 2015 | L | 63 | 8 | 8 | 2 | 3 | 4.05 | .310 | 1.33 | 9.2 | 2.7 | 7.7 | 40.0 | 41 | 20 | 18 | 4 | 12 | 34 | 0 | 0 | 0 | 0 | 4 | 1 | 1 | 3.58 |
| RP | Ziegler, B.Ziegler, Brad >> | 36 | 2015 | R | 87 | 21 | 0 | 5 | 0 | 3.27 | .283 | 1.05 | 6.1 | 3.3 | 6.1 | 22.0 | 15 | 9 | 8 | 1 | 8 | 15 | 0 | 1 | 0 | 0 | 0 | 3 | 1 | 3.73 |
| CL | Maurer, B.Maurer, Brandon >> | 24 | 2015 | R | 82 | 15 | 0 | 0 | 0 | 1.59 | .215 | 0.82 | 4.2 | 3.2 | 4.8 | 17.0 | 8 | 3 | 3 | 0 | 6 | 9 | 0 | 5 | 0 | 0 | 0 | 0 | 0 | 3.00 |
| RP | Tazawa, J.Tazawa, Junichi >> | 29 | 2015 | R | 35 | 11 | 0 | 1 | 0 | 4.76 | .292 | 1.24 | 8.2 | 3.3 | 8.2 | 11.1 | 10 | 6 | 6 | 1 | 4 | 10 | 0 | 1 | 0 | 0 | 0 | 0 | 1 | 3.45 |
| SP | Cashner, A.Cashner, Andrew >> | 28 | 2015 | R | 27 | 7 | 5 | 0 | 3 | 12.60 | .464 | 2.53 | 21.0 | 1.8 | 6.6 | 15.0 | 35 | 21 | 21 | 2 | 3 | 11 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 4.07 |