| # | Pitcher | JJ | JI | G | P | SV | IP | H | CP | CL | HR | BB | K | WHIP | EFE | RJG |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 16 | Liam Hendriks | 56 | 2 | 4 | 1 | 14 | 64.1 | 46 | 11 | 11 | 2 | 19 | 88 | 1.01 | 1.54 | 4 |
| 56 | Fernando Rodney | 17 | 0 | 0 | 2 | 0 | 14.1 | 20 | 15 | 15 | 2 | 12 | 14 | 2.23 | 9.42 | 0 |
| 39 | Blake Treinen | 48 | 0 | 6 | 4 | 16 | 52.0 | 49 | 28 | 27 | 8 | 31 | 48 | 1.54 | 4.67 | 4 |
| 61 | Wei-Chung Wang | 20 | 0 | 1 | 0 | 0 | 27.0 | 22 | 10 | 10 | 4 | 11 | 16 | 1.22 | 3.33 | 1 |
| 57 | J.B. Wendelken | 21 | 0 | 1 | 1 | 0 | 25.2 | 20 | 14 | 13 | 2 | 7 | 28 | 1.05 | 4.56 | 1 |
| 15 | Homer Bailey | 6 | 6 | 3 | 2 | 0 | 32.1 | 35 | 23 | 23 | 4 | 9 | 27 | 1.36 | 6.40 | 4 |
| 53 | Tanner Anderson | 5 | 5 | 0 | 3 | 0 | 22.1 | 30 | 16 | 15 | 4 | 7 | 18 | 1.66 | 6.04 | 0 |
| 47 | Frankie Montas | 15 | 15 | 9 | 2 | 0 | 90.0 | 80 | 34 | 27 | 7 | 21 | 97 | 1.12 | 2.70 | 5 |
| 50 | Mike Fiers | 26 | 26 | 11 | 3 | 0 | 153.1 | 127 | 61 | 59 | 22 | 43 | 102 | 1.11 | 3.46 | 9 |
| 54 | Brian Schlitter | 6 | 0 | 0 | 0 | 0 | 9.2 | 12 | 4 | 4 | 0 | 4 | 6 | 1.66 | 3.72 | 0 |
| 58 | Paul Blackburn | 1 | 1 | 0 | 1 | 0 | 3.0 | 5 | 5 | 5 | 1 | 3 | 4 | 2.67 | 15.00 | 0 |
| 30 | Brett Anderson | 24 | 24 | 10 | 8 | 0 | 139.0 | 139 | 63 | 61 | 16 | 36 | 71 | 1.26 | 3.95 | 3 |
| 36 | Yusmeiro Petit | 62 | 0 | 3 | 2 | 0 | 63.1 | 46 | 18 | 18 | 9 | 7 | 50 | 0.84 | 2.56 | 2 |
| 12 | Kendrys Morales | 1 | 0 | 0 | 0 | 0 | 1.0 | 1 | 1 | 1 | 0 | 2 | 0 | 3.00 | 9.00 | 0 |
| 66 | Ryan Dull | 7 | 0 | 0 | 0 | 0 | 9.0 | 19 | 13 | 12 | 4 | 4 | 8 | 2.56 | 12.00 | 0 |
| 48 | Joakim Soria | 58 | 1 | 1 | 4 | 0 | 56.1 | 44 | 30 | 30 | 6 | 18 | 60 | 1.10 | 4.79 | 1 |
| 35 | Jake Diekman | 9 | 0 | 1 | 0 | 0 | 5.2 | 5 | 3 | 3 | 0 | 5 | 6 | 1.76 | 4.76 | 1 |
| 35 | Aaron Brooks | 15 | 6 | 2 | 3 | 0 | 50.1 | 49 | 29 | 28 | 12 | 14 | 43 | 1.25 | 5.01 | 1 |
| 40 | Chris Bassitt | 21 | 21 | 9 | 5 | 0 | 119.2 | 101 | 50 | 48 | 17 | 43 | 112 | 1.20 | 3.61 | 2 |
| 62 | Lou Trivino | 51 | 0 | 4 | 5 | 0 | 52.0 | 52 | 33 | 28 | 6 | 27 | 50 | 1.52 | 4.85 | 2 |
| 60 | Tanner Roark | 3 | 3 | 1 | 1 | 0 | 17.2 | 16 | 6 | 5 | 2 | 5 | 16 | 1.19 | 2.55 | 1 |
| 38 | Nick Martini | 1 | 0 | 0 | 0 | 0 | 1.0 | 0 | 0 | 0 | 0 | 2 | 1 | 2.00 | 0.00 | 0 |
| 52 | Ryan Buchter | 51 | 0 | 0 | 1 | 0 | 32.0 | 32 | 13 | 12 | 5 | 19 | 34 | 1.59 | 3.38 | 0 |
| 21 | Marco Estrada | 5 | 5 | 0 | 2 | 0 | 23.2 | 23 | 19 | 18 | 7 | 8 | 11 | 1.31 | 6.85 | 0 |
| 33 | Daniel Mengden | 11 | 9 | 5 | 2 | 0 | 55.2 | 54 | 30 | 30 | 6 | 25 | 41 | 1.42 | 4.85 | 5 |
