| 1 | Josh Hader | MIL | 15.82 | 3.32 | 4.77 | 1.00 | 46.7% | 9.8% | 36.9% | .131 | 0.81 | .220 | 80.9% | 60 | 54 | 50 | 2.43 | 2.23 | 0.21 | 2.05 | 1.70 |
| 2 | Edwin Diaz | SEA | 15.22 | 2.09 | 7.29 | 0.61 | 44.3% | 6.1% | 38.2% | .160 | 0.79 | .281 | 82.5% | 48 | 39 | 42 | 1.96 | 1.61 | 0.36 | 1.78 | 1.49 |
| 3 | Dellin Betances | NYY | 15.53 | 3.51 | 4.42 | 0.95 | 42.3% | 9.6% | 32.7% | .183 | 1.05 | .311 | 81.3% | 63 | 57 | 46 | 2.70 | 2.47 | 0.23 | 1.95 | 2.02 |
| 4 | Craig Kimbrel | BOS | 13.86 | 4.48 | 3.10 | 1.01 | 38.9% | 12.6% | 26.3% | .145 | 0.99 | .216 | 83.0% | 62 | 75 | 74 | 2.74 | 3.13 | -0.39 | 3.13 | 2.71 |
| 5 | Chris Sale | BOS | 13.50 | 1.94 | 6.97 | 0.63 | 38.4% | 5.5% | 32.9% | .179 | 0.86 | .283 | 82.5% | 47 | 48 | 55 | 2.11 | 1.98 | 0.13 | 2.31 | 2.27 |
| 6 | Adam Ottavino | COL | 12.98 | 4.17 | 3.11 | 0.58 | 36.2% | 11.7% | 24.6% | .154 | 0.99 | .240 | 76.3% | 53 | 64 | 77 | 2.43 | 2.74 | -0.30 | 3.13 | 2.82 |
| 7 | Matt Barnes | BOS | 14.01 | 4.52 | 3.10 | 0.73 | 36.2% | 11.7% | 24.5% | .203 | 1.26 | .321 | 75.3% | 82 | 65 | 67 | 3.65 | 2.71 | 0.94 | 2.83 | 2.78 |
| 8 | Kirby Yates | SDP | 12.86 | 2.43 | 5.29 | 0.86 | 36.0% | 6.8% | 29.2% | .179 | 0.92 | .263 | 87.7% | 55 | 63 | 65 | 2.14 | 2.54 | -0.40 | 2.64 | 2.26 |
| 9 | Brad Peacock | HOU | 13.29 | 2.77 | 4.80 | 1.52 | 35.3% | 7.4% | 27.9% | .225 | 1.17 | .317 | 83.3% | 84 | 84 | 67 | 3.46 | 3.47 | -0.01 | 2.82 | 2.40 |
| 10 | Brad Hand | - - - | 13.25 | 3.50 | 3.79 | 1.00 | 35.2% | 9.3% | 25.9% | .197 | 1.11 | .293 | 78.4% | 68 | 78 | 72 | 2.75 | 3.20 | -0.45 | 2.97 | 2.60 |
| 11 | Justin Verlander | HOU | 12.20 | 1.56 | 7.84 | 1.18 | 34.8% | 4.4% | 30.4% | .198 | 0.90 | .272 | 85.3% | 62 | 67 | 72 | 2.52 | 2.78 | -0.26 | 3.03 | 2.63 |
| 12 | Max Scherzer | WSN | 12.24 | 2.08 | 5.88 | 0.94 | 34.6% | 5.9% | 28.8% | .187 | 0.91 | .265 | 81.3% | 62 | 64 | 75 | 2.53 | 2.65 | -0.12 | 3.06 | 2.71 |
| 13 | Ryan Pressly | - - - | 12.80 | 2.79 | 4.59 | 0.76 | 34.6% | 7.5% | 27.1% | .213 | 1.11 | .319 | 82.9% | 59 | 59 | 61 | 2.54 | 2.47 | 0.06 | 2.58 | 2.39 |
| 14 | Gerrit Cole | HOU | 12.40 | 2.88 | 4.31 | 0.85 | 34.5% | 8.0% | 26.5% | .196 | 1.03 | .286 | 77.9% | 70 | 66 | 72 | 2.88 | 2.70 | 0.17 | 3.03 | 2.91 |
| 15 | Collin McHugh | HOU | 11.70 | 2.61 | 4.48 | 0.75 | 33.2% | 7.4% | 25.8% | .175 | 0.91 | .248 | 84.7% | 49 | 66 | 77 | 1.99 | 2.72 | -0.73 | 3.26 | 2.62 |
| 16 | James Paxton | SEA | 11.68 | 2.36 | 4.95 | 1.29 | 32.2% | 6.5% | 25.7% | .223 | 1.10 | .299 | 76.0% | 91 | 78 | 72 | 3.76 | 3.24 | 0.53 | 3.02 | 2.96 |
| 17 | Jacob deGrom | NYM | 11.16 | 1.91 | 5.85 | 0.41 | 32.2% | 5.5% | 26.7% | .194 | 0.91 | .281 | 82.0% | 45 | 49 | 64 | 1.70 | 1.99 | -0.28 | 2.60 | 2.78 |
| 18 | David Robertson | NYY | 11.76 | 3.36 | 3.50 | 0.90 | 32.2% | 9.2% | 23.0% | .179 | 1.03 | .245 | 67.5% | 76 | 69 | 73 | 3.23 | 2.97 | 0.26 | 3.09 | 2.88 |
| 19 | Blake Treinen | OAK | 11.20 | 2.35 | 4.76 | 0.22 | 31.7% | 6.7% | 25.1% | .157 | 0.83 | .230 | 85.9% | 19 | 45 | 57 | 0.78 | 1.82 | -1.03 | 2.42 | 2.46 |
| 20 | Blake Snell | TBR | 11.01 | 3.19 | 3.45 | 0.80 | 31.6% | 9.1% | 22.4% | .176 | 0.97 | .241 | 88.0% | 46 | 72 | 75 | 1.89 | 2.94 | -1.05 | 3.16 | 3.30 |
| 21 | Chad Green | NYY | 11.18 | 1.78 | 6.27 | 1.07 | 31.5% | 5.0% | 26.5% | .227 | 1.04 | .307 | 86.1% | 58 | 66 | 75 | 2.50 | 2.86 | -0.36 | 3.19 | 2.59 |
| 22 | Richard Rodriguez | PIT | 11.42 | 2.47 | 4.63 | 0.65 | 31.5% | 6.8% | 24.7% | .216 | 1.07 | .309 | 83.3% | 62 | 64 | 85 | 2.47 | 2.60 | -0.13 | 3.47 | 2.73 |
| 23 | Robbie Ray | ARI | 12.01 | 5.09 | 2.36 | 1.38 | 31.4% | 13.3% | 18.1% | .215 | 1.35 | .292 | 80.5% | 96 | 108 | 93 | 3.93 | 4.31 | -0.38 | 3.77 | 3.89 |
| 24 | Trevor Bauer | CLE | 11.34 | 2.93 | 3.88 | 0.46 | 30.8% | 7.9% | 22.9% | .206 | 1.09 | .297 | 79.5% | 50 | 58 | 74 | 2.21 | 2.44 | -0.23 | 3.13 | 3.21 |
| 25 | Ryne Stanek | TBR | 10.99 | 3.66 | 3.00 | 1.09 | 30.8% | 10.3% | 20.5% | .191 | 1.09 | .253 | 80.9% | 73 | 87 | 94 | 2.98 | 3.55 | -0.57 | 3.98 | 3.49 |
| 26 | Patrick Corbin | ARI | 11.07 | 2.16 | 5.13 | 0.68 | 30.8% | 6.0% | 24.8% | .217 | 1.05 | .302 | 74.7% | 77 | 62 | 64 | 3.15 | 2.47 | 0.68 | 2.61 | 2.91 |
| 27 | Jose Alvarado | TBR | 11.25 | 4.08 | 2.76 | 0.14 | 30.4% | 11.0% | 19.4% | .180 | 1.11 | .270 | 72.2% | 58 | 56 | 75 | 2.39 | 2.27 | 0.12 | 3.15 | 3.16 |
| 28 | Reyes Moronta | SFG | 10.94 | 5.12 | 2.14 | 0.55 | 30.2% | 14.1% | 16.0% | .151 | 1.09 | .211 | 78.0% | 64 | 83 | 98 | 2.49 | 3.24 | -0.75 | 3.99 | 3.77 |
| 29 | Felipe Vazquez | PIT | 11.44 | 3.09 | 3.71 | 0.51 | 30.1% | 8.1% | 22.0% | .232 | 1.24 | .331 | 77.7% | 68 | 60 | 75 | 2.70 | 2.43 | 0.27 | 3.06 | 2.94 |
| 30 | Freddy Peralta | MIL | 11.03 | 4.60 | 2.40 | 0.92 | 29.9% | 12.5% | 17.4% | .177 | 1.14 | .237 | 68.5% | 105 | 92 | 107 | 4.25 | 3.72 | 0.53 | 4.33 | 3.99 |