| Pitching | G | GS | W | L | SV | BS | HLD | CG | SHO | IP | H | R | ER | HR | BB | K | ERA | WHIP | BAA |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Totals | 246 | 115 | 110 | 36 | 78 | 261 | 3.66 | 1.20 | .241 | ||||||||||
| League Rank | 22 | 18 | 19 | 27 | 14 | 29 | 14 | 8 | 11 | ||||||||||
| Stephen Pryor | 5 | 0 | 0 | 0 | 0 | 1 | 2 | 0 | 0 | 5.0 | 3 | 0 | 0 | 0 | 0 | 4 | 0.00 | 0.60 | .167 |
| Tom Wilhelmsen | 13 | 0 | 0 | 0 | 7 | 0 | 0 | 0 | 0 | 14.0 | 5 | 1 | 1 | 0 | 5 | 11 | 0.64 | 0.71 | .106 |
| Hector Noesi | 4 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 11.2 | 7 | 2 | 1 | 0 | 3 | 9 | 0.77 | 0.86 | .175 |
| Felix Hernandez | 7 | 7 | 4 | 1 | 0 | 0 | 0 | 0 | 0 | 50.1 | 38 | 8 | 6 | 2 | 7 | 56 | 1.07 | 0.89 | .209 |
| Oliver Perez | 11 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 13.0 | 7 | 2 | 2 | 2 | 8 | 19 | 1.38 | 1.15 | .159 |
| Hisashi Iwakuma | 5 | 5 | 4 | 1 | 0 | 0 | 0 | 0 | 0 | 31.2 | 23 | 9 | 8 | 5 | 4 | 37 | 2.27 | 0.85 | .197 |
| Joe Saunders | 5 | 5 | 2 | 2 | 0 | 0 | 0 | 1 | 0 | 31.0 | 29 | 14 | 13 | 2 | 11 | 12 | 3.77 | 1.29 | .252 |
| Yoervis Medina | 8 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | 8.1 | 5 | 4 | 4 | 0 | 4 | 12 | 4.32 | 1.08 | .167 |
| Charlie Furbush | 15 | 0 | 0 | 2 | 0 | 1 | 1 | 0 | 0 | 12.2 | 9 | 7 | 7 | 2 | 10 | 20 | 4.97 | 1.50 | .196 |
| Carter Capps | 14 | 0 | 0 | 1 | 0 | 0 | 4 | 0 | 0 | 18.0 | 20 | 10 | 10 | 5 | 3 | 21 | 5.00 | 1.28 | .286 |
| Aaron Harang | 4 | 4 | 1 | 3 | 0 | 0 | 0 | 0 | 0 | 20.0 | 22 | 12 | 12 | 3 | 3 | 18 | 5.40 | 1.25 | .275 |
| Brandon Maurer | 6 | 6 | 1 | 4 | 0 | 0 | 0 | 0 | 0 | 28.2 | 33 | 18 | 18 | 6 | 13 | 22 | 5.65 | 1.60 | .300 |
| Blake Beavan | 5 | 2 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 14.1 | 24 | 14 | 14 | 3 | 3 | 8 | 8.79 | 1.88 | .369 |
| Bobby LaFromboise | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2.0 | 2 | 2 | 2 | 0 | 2 | 5 | 9.00 | 2.00 | .250 |
| Kameron Loe | 3 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 6.1 | 10 | 7 | 7 | 5 | 1 | 3 | 9.95 | 1.74 | .357 |
| Lucas Luetge | 5 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 3.2 | 9 | 5 | 5 | 1 | 1 | 4 | 12.27 | 2.73 | .474 |