| NAME | GS | SEASON | TM | G | W | L | W% | ERA | SO | CG | SHO | SV | IP | H | ER | R | HR | BB | HBP | GF | IBB | TBF | WP | K/9 | BB/9 | K/BB | HR/9 | K% | BB% | WHIP | BABIP | RA | ERA- | FIP | FIP- | H/9 | PRAA | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | E. Volquez | 33 | 2015 | 34 | 13 | 9 | .591 | 3.55 | 155 | 1 | 0 | 0 | 200.1 | 190 | 79 | 89 | 16 | 72 | 8 | 0 | 1 | 850 | 3 | 6.96 | 3.23 | 2.15 | 0.72 | 18.2 | 8.5 | 1.31 | .290 | 4.00 | 87 | 3.82 | 96 | 8.54 | 3 | ||
| 2 | Y. Ventura | 28 | 2015 | 28 | 13 | 8 | .619 | 4.08 | 156 | 0 | 0 | 0 | 163.1 | 154 | 74 | 75 | 14 | 58 | 9 | 0 | 1 | 693 | 10 | 8.60 | 3.20 | 2.69 | 0.77 | 22.5 | 8.4 | 1.30 | .307 | 4.13 | 100 | 3.56 | 90 | 8.49 | 7.2 | ||
| 3 | D. Duffy | 24 | 2015 | 30 | 7 | 8 | .467 | 4.08 | 102 | 0 | 0 | 1 | 136.2 | 137 | 62 | 64 | 15 | 53 | 9 | 1 | 0 | 588 | 11 | 6.72 | 3.49 | 1.92 | 0.99 | 17.3 | 9.0 | 1.39 | .298 | 4.21 | 100 | 4.42 | 112 | 9.02 | -7.3 | ||
| 4 | J. Guthrie | 24 | 2015 | 30 | 8 | 8 | .500 | 5.95 | 84 | 0 | 0 | 0 | 148.1 | 186 | 98 | 101 | 29 | 44 | 9 | 4 | 1 | 664 | 4 | 5.10 | 2.67 | 1.91 | 1.76 | 12.7 | 6.6 | 1.55 | .315 | 6.13 | 146 | 5.61 | 142 | 11.29 | -27.9 | ||
| 5 | C. Young | 18 | 2015 | 34 | 11 | 6 | .647 | 3.06 | 83 | 0 | 0 | 0 | 123.1 | 91 | 42 | 44 | 16 | 43 | 0 | 3 | 0 | 500 | 5 | 6.06 | 3.14 | 1.93 | 1.17 | 16.6 | 8.6 | 1.09 | .209 | 3.21 | 75 | 4.51 | 114 | 6.64 | -7.9 | ||
| 6 | J. Cueto | 13 | 2015 | 13 | 4 | 7 | .364 | 4.76 | 56 | 1 | 1 | 0 | 81.1 | 101 | 43 | 45 | 10 | 17 | 2 | 0 | 0 | 350 | 0 | 6.20 | 1.88 | 3.29 | 1.11 | 16.0 | 4.9 | 1.45 | .343 | 4.98 | 116 | 4.05 | 102 | 11.18 | -0.9 | ||
| 7 | J. Vargas | 9 | 2015 | 9 | 5 | 2 | .714 | 3.98 | 27 | 0 | 0 | 0 | 43.0 | 46 | 19 | 20 | 5 | 12 | 1 | 0 | 0 | 183 | 0 | 5.65 | 2.51 | 2.25 | 1.05 | 14.8 | 6.6 | 1.35 | .297 | 4.19 | 97 | 4.29 | 108 | 9.63 | -1.7 | ||
| 8 | K. Medlen | 8 | 2015 | 15 | 6 | 2 | .750 | 4.01 | 40 | 0 | 0 | 0 | 58.1 | 56 | 26 | 30 | 6 | 18 | 2 | 2 | 0 | 243 | 3 | 6.17 | 2.78 | 2.22 | 0.93 | 16.5 | 7.4 | 1.27 | .282 | 4.63 | 98 | 4.12 | 104 | 8.64 | -1.1 | ||
| 9 | J. Blanton | 4 | 2015 | 15 | 2 | 2 | .500 | 3.89 | 40 | 0 | 0 | 2 | 41.2 | 43 | 18 | 19 | 6 | 7 | 0 | 6 | 1 | 172 | 0 | 8.64 | 1.51 | 5.71 | 1.30 | 23.3 | 4.1 | 1.20 | .311 | 4.10 | 95 | 3.58 | 91 | 9.29 | 1.7 | ||
| 10 | Y. Pino | 1 | 2015 | 7 | 0 | 2 | .000 | 3.26 | 13 | 0 | 0 | 0 | 19.1 | 23 | 7 | 8 | 2 | 3 | 0 | 3 | 0 | 82 | 0 | 6.05 | 1.40 | 4.33 | 0.93 | 15.9 | 3.7 | 1.34 | .328 | 3.72 | 80 | 3.59 | 91 | 10.71 | 0.8 |