| SP | Archer, C.Archer, Chris >> | 26 | 2015 | R | 93 | 11 | 11 | 7 | 4 | 2.55 | .295 | 1.23 | 7.9 | 3.2 | 10.9 | 74.0 | 65 | 24 | 21 | 4 | 26 | 90 | 1 | 0 | 0 | 1 | 7 | 2 | 3 | 2.41 |
| SP | Heaney, A.Heaney, Andrew >> | 24 | 2015 | L | 73 | 11 | 11 | 0 | 6 | 6.12 | .368 | 1.74 | 11.5 | 4.3 | 7.1 | 57.1 | 73 | 40 | 39 | 13 | 27 | 45 | 0 | 0 | 0 | 0 | 4 | 0 | 1 | 5.81 |
| SP | Bauer, T.Bauer, Trevor >> | 24 | 2015 | R | 70 | 10 | 10 | 4 | 3 | 4.06 | .305 | 1.30 | 8.4 | 3.5 | 9.9 | 57.2 | 53 | 27 | 26 | 3 | 22 | 63 | 0 | 0 | 0 | 0 | 5 | 1 | 1 | 2.68 |
| SP | Samardzija, J.Samardzija, Jeff >> | 30 | 2015 | R | 44 | 9 | 9 | 0 | 7 | 7.71 | .361 | 1.70 | 11.5 | 3.9 | 8.8 | 53.2 | 68 | 46 | 46 | 14 | 23 | 52 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | 5.77 |
| SP | Gallardo, Y.Gallardo, Yovani >> | 29 | 2015 | R | 28 | 7 | 7 | 3 | 3 | 5.73 | .319 | 1.38 | 9.5 | 3.2 | 6.6 | 37.2 | 39 | 24 | 24 | 10 | 13 | 27 | 0 | 0 | 0 | 0 | 2 | 1 | 1 | 6.19 |
| CL | Harris, W.Harris, Will >> | 30 | 2015 | R | 97 | 26 | 0 | 0 | 2 | 2.03 | .245 | 0.90 | 6.6 | 1.7 | 8.3 | 26.2 | 19 | 7 | 6 | 2 | 5 | 24 | 0 | 15 | 1 | 0 | 0 | 2 | 0 | 2.96 |
| RP | Villanueva, C.Villanueva, Carlos >> | 32 | 2015 | R | 72 | 26 | 0 | 3 | 0 | 2.58 | .253 | 0.97 | 6.0 | 2.8 | 7.0 | 45.1 | 30 | 13 | 13 | 5 | 14 | 35 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 3.96 |
| SU | Hardy, B.Hardy, Blaine >> | 28 | 2015 | L | 41 | 22 | 0 | 0 | 1 | 3.51 | .260 | 1.05 | 6.1 | 3.6 | 7.6 | 25.2 | 17 | 10 | 10 | 5 | 10 | 21 | 0 | 1 | 1 | 0 | 0 | 0 | 1 | 5.12 |
| RP | Nicasio, J.Nicasio, Juan >> | 28 | 2015 | R | 25 | 19 | 0 | 2 | 1 | 4.98 | .316 | 1.38 | 7.7 | 5.1 | 13.3 | 21.2 | 18 | 12 | 12 | 2 | 12 | 31 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3.00 |
| RP | Morris, B.Morris, Bryan >> | 28 | 2015 | R | 19 | 14 | 0 | 0 | 1 | 7.31 | .351 | 1.63 | 11.3 | 3.4 | 7.3 | 16.0 | 20 | 13 | 13 | 3 | 6 | 13 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 4.94 |