| SP | Iglesias, R.Iglesias, Raisel >> | 25 | 2015 | R | 89 | 9 | 9 | 1 | 4 | 4.09 | .276 | 1.13 | 8.6 | 1.6 | 10.1 | 50.2 | 48 | 27 | 23 | 3 | 9 | 56 | 0 | 0 | 0 | 0 | 4 | 1 | 2 | 2.14 |
| SP | Jimenez, U.Jimenez, Ubaldo >> | 31 | 2015 | R | 51 | 9 | 9 | 1 | 7 | 7.28 | .362 | 1.62 | 11.5 | 3.1 | 8.4 | 47.0 | 60 | 42 | 38 | 5 | 16 | 44 | 0 | 0 | 0 | 0 | 3 | 4 | 0 | 3.79 |
| SP | Hellickson, J.Hellickson, Jeremy # >> | 28 | 2015 | R | 47 | 9 | 9 | 3 | 5 | 5.19 | .322 | 1.38 | 10.4 | 2.1 | 6.6 | 52.0 | 60 | 34 | 30 | 11 | 12 | 38 | 0 | 0 | 0 | 0 | 3 | 2 | 2 | 5.10 |
| SP | Morton, C.Morton, Charlie >> | 32 | 2015 | R | 34 | 6 | 6 | 3 | 1 | 2.95 | .276 | 1.15 | 8.0 | 2.5 | 7.8 | 36.2 | 32 | 12 | 12 | 7 | 10 | 31 | 0 | 0 | 0 | 0 | 5 | 0 | 0 | 4.64 |
| RP | Matusz, B.Matusz, Brian >> | 28 | 2015 | L | 77 | 21 | 0 | 1 | 0 | 1.29 | .182 | 0.67 | 4.3 | 1.7 | 9.4 | 21.0 | 10 | 5 | 3 | 2 | 4 | 22 | 0 | 1 | 1 | 0 | 0 | 0 | 0 | 2.71 |
| RP | Hoover, J.Hoover, J.J. >> | 27 | 2015 | R | 77 | 31 | 0 | 1 | 0 | 5.04 | .336 | 1.52 | 9.6 | 4.2 | 9.0 | 30.1 | 32 | 18 | 17 | 5 | 14 | 30 | 0 | 3 | 2 | 0 | 0 | 0 | 2 | 4.57 |
| RP | Finnegan, B.Finnegan, Brandon >> | 22 | 2015 | L | 70 | 11 | 0 | 0 | 1 | 1.08 | .286 | 1.20 | 9.0 | 2.3 | 7.9 | 8.1 | 8 | 1 | 1 | 0 | 2 | 7 | 0 | 3 | 0 | 0 | 0 | 0 | 0 | 2.00 |
| RP | Hatcher, C.Hatcher, Chris >> | 30 | 2015 | R | 64 | 19 | 0 | 3 | 1 | 6.43 | .391 | 1.86 | 11.6 | 5.1 | 12.9 | 14.0 | 18 | 11 | 10 | 3 | 8 | 20 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 4.86 |
| RP | Hochevar, L.Hochevar, Luke >> | 32 | 2015 | R | 50 | 15 | 0 | 1 | 1 | 5.40 | .412 | 2.10 | 16.6 | 2.8 | 8.3 | 13.1 | 24 | 9 | 8 | 5 | 4 | 12 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 7.08 |
| RP | Cingrani, T.Cingrani, Tony >> | 25 | 2015 | L | 26 | 10 | 0 | 1 | 0 | 2.53 | .289 | 1.22 | 9.0 | 2.7 | 14.4 | 10.2 | 10 | 4 | 3 | 2 | 3 | 16 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3.30 |
| SP | Tillman, C.Tillman, Chris >> | 27 | 2015 | R | 37 | 1 | 0 | 0 | 1 | 9.00 | .500 | 3.00 | 27.0 | 0.0 | 9.0 | 1.0 | 3 | 1 | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1.00 |