| Name | W | L | SV | ERA | G | GS | IP | HA | R | ER | HR | BB | K | WHIP | OAVG | BABIP | WAR |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Brian Howard SP | 2 | 0 | 3 | 0.00 | 10 | 0 | 14.2 | 6 | 0 | 0 | 0 | 1 | 15 | 0.48 | .136 | .207 | 0.4 |
| Hawtin Buchanan CL | 0 | 0 | 0 | 0.00 | 3 | 0 | 5.2 | 2 | 0 | 0 | 0 | 3 | 5 | 0.88 | .118 | .167 | 0.0 |
| Bud Norris RP | 2 | 1 | 3 | 1.60 | 22 | 0 | 39.1 | 28 | 8 | 7 | 1 | 5 | 41 | 0.84 | .192 | .260 | 0.8 |
| Cory Rasmus SP | 10 | 2 | 0 | 2.36 | 24 | 24 | 133.1 | 120 | 40 | 35 | 5 | 37 | 152 | 1.18 | .238 | .329 | 3.5 |
| Collin Balester RP | 3 | 0 | 1 | 2.57 | 17 | 0 | 28.0 | 20 | 8 | 8 | 2 | 7 | 32 | 0.96 | .200 | .273 | 0.3 |
| Jordan Lyles SP | 11 | 6 | 0 | 2.60 | 24 | 24 | 162.2 | 138 | 51 | 47 | 5 | 32 | 166 | 1.05 | .228 | .303 | 4.5 |
| Chase Whitley SP | 3 | 0 | 0 | 2.68 | 20 | 6 | 47.0 | 53 | 14 | 14 | 1 | 11 | 42 | 1.36 | .283 | .359 | 1.0 |
| J.A. Happ SP | 5 | 8 | 0 | 2.76 | 29 | 9 | 91.1 | 88 | 33 | 28 | 9 | 18 | 96 | 1.16 | .255 | .324 | 1.5 |
| Clayton Richard RP | 6 | 7 | 1 | 2.87 | 50 | 8 | 100.1 | 105 | 35 | 32 | 5 | 16 | 79 | 1.21 | .270 | .326 | 1.7 |
| David L. Carpenter CL | 5 | 4 | 23 | 2.98 | 48 | 0 | 54.1 | 46 | 19 | 18 | 3 | 16 | 71 | 1.14 | .229 | .333 | 1.0 |
| Drew Pomeranz SP | 14 | 7 | 0 | 3.03 | 26 | 26 | 163.1 | 147 | 61 | 55 | 11 | 38 | 157 | 1.13 | .242 | .306 | 2.9 |
| Shane Greene SP | 12 | 4 | 0 | 3.04 | 23 | 23 | 145.0 | 144 | 50 | 49 | 7 | 27 | 136 | 1.18 | .255 | .325 | 3.3 |
| Mike Montgomery SP | 1 | 0 | 0 | 3.18 | 8 | 0 | 11.1 | 11 | 4 | 4 | 0 | 2 | 11 | 1.15 | .244 | .324 | 0.3 |
| Kevin Jepsen RP | 3 | 0 | 2 | 3.25 | 44 | 0 | 44.1 | 43 | 17 | 16 | 3 | 11 | 47 | 1.22 | .261 | .342 | 0.5 |
| Chris Tillman SP | 2 | 1 | 1 | 3.35 | 31 | 0 | 53.2 | 61 | 24 | 20 | 2 | 17 | 54 | 1.45 | .289 | .376 | 0.8 |
| Leurys De La Rosa CL | 0 | 1 | 1 | 4.91 | 5 | 0 | 7.1 | 10 | 4 | 4 | 1 | 0 | 6 | 1.36 | .323 | .375 | 0.0 |
