| Pitching | G | GS | W | L | SV | BS | HLD | CG | SHO | IP | H | R | ER | HR | BB | K | ERA | WHIP | BAA |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Totals | 375 | 198 | 188 | 57 | 111 | 364 | 4.35 | 1.25 | .252 | ||||||||||
| League Rank | 14 | T22 | 23 | 29 | 4 | T23 | 23 | T10 | 17 | ||||||||||
| Stephen Pryor | 7 | 0 | 0 | 0 | 0 | 1 | 3 | 0 | 0 | 7.1 | 3 | 0 | 0 | 0 | 1 | 7 | 0.00 | 0.55 | .120 |
| Tom Wilhelmsen | 18 | 0 | 0 | 0 | 11 | 1 | 0 | 0 | 0 | 19.0 | 8 | 2 | 1 | 0 | 5 | 14 | 0.47 | 0.68 | .123 |
| Hisashi Iwakuma | 9 | 9 | 4 | 1 | 0 | 0 | 0 | 0 | 0 | 57.2 | 40 | 18 | 16 | 9 | 8 | 56 | 2.50 | 0.83 | .192 |
| Hector Noesi | 4 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 11.2 | 7 | 2 | 1 | 0 | 3 | 9 | 0.77 | 0.86 | .175 |
| Danny Farquhar | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 4.0 | 2 | 3 | 3 | 0 | 2 | 8 | 6.75 | 1.00 | .143 |
| Felix Hernandez | 9 | 9 | 4 | 3 | 0 | 0 | 0 | 0 | 0 | 61.2 | 53 | 19 | 16 | 4 | 12 | 65 | 2.34 | 1.05 | .230 |
| Charlie Furbush | 19 | 0 | 0 | 3 | 0 | 2 | 1 | 0 | 0 | 18.1 | 11 | 10 | 9 | 3 | 10 | 27 | 4.42 | 1.15 | .172 |
| Yoervis Medina | 12 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | 12.0 | 7 | 5 | 5 | 0 | 7 | 14 | 3.75 | 1.17 | .163 |
| Carter Capps | 18 | 0 | 2 | 1 | 0 | 0 | 4 | 0 | 0 | 23.0 | 23 | 10 | 10 | 5 | 4 | 30 | 3.91 | 1.17 | .258 |
| Oliver Perez | 17 | 0 | 1 | 1 | 0 | 0 | 1 | 0 | 0 | 16.0 | 10 | 3 | 3 | 2 | 9 | 24 | 1.69 | 1.19 | .179 |
| Joe Saunders | 8 | 8 | 3 | 3 | 0 | 0 | 0 | 1 | 0 | 47.2 | 56 | 27 | 26 | 5 | 18 | 22 | 4.91 | 1.55 | .296 |
| Aaron Harang | 6 | 6 | 1 | 5 | 0 | 0 | 0 | 0 | 0 | 28.1 | 39 | 27 | 27 | 8 | 5 | 27 | 8.58 | 1.55 | .317 |
| Brandon Maurer | 9 | 9 | 2 | 6 | 0 | 0 | 0 | 0 | 0 | 43.2 | 57 | 34 | 33 | 8 | 16 | 30 | 6.80 | 1.67 | .328 |
| Blake Beavan | 7 | 2 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 20.2 | 30 | 19 | 19 | 5 | 5 | 14 | 8.27 | 1.69 | .333 |
| Kameron Loe | 4 | 0 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 6.2 | 11 | 8 | 8 | 6 | 1 | 3 | 10.80 | 1.80 | .367 |
| Lucas Luetge | 9 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 9.0 | 16 | 9 | 9 | 2 | 2 | 9 | 9.00 | 2.00 | .400 |
| Bobby LaFromboise | 3 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 2.1 | 2 | 2 | 2 | 0 | 3 | 5 | 7.71 | 2.14 | .250 |