| | Player |
POS
| IP | W | L | ERA | WHIP | K | BB | SwStrike | Fastball |
| 1 |
Luke Weaver
| SP | 133 | 9 | 8 | 4.66 | 1.40 | 118 | 45 | 10.6% | 93.9 mph |
| |
| 2 |
Robbie Ray
| SP | 149 | 9 | 6 | 3.86 | 1.33 | 194 | 72 | 13.2% | 92.5 mph |
| |
| 3 |
Zac Gallen
| SP | 135 | 8 | 9 | 4.39 | 1.41 | 111 | 50 | 12.8% | 92.9 mph |
| 4 |
Merrill Kelly
| SP | 169 | 11 | 10 | 4.57 | 1.39 | 141 | 56 | 9.7% | 91.9 mph |
| 5 |
Mike Leake
| SP | 161 | 9 | 9 | 4.30 | 1.30 | 104 | 29 | 8.0% | 88.4 mph |