League pitching register - 2020
Regular season
| Primary |
| Name | Team | P | Age | ERA | W | L | S | G | GS | CG | SHO | INN | H | R | ER | BB | K | HR | GDP |
| Jason Adam | Mil | mr | 28 | 2.70 | 0 | 0 | 0 | 3 | 0 | 0 | 0 | 3.1 | 3 | 1 | 1 | 2 | 2 | 0 | 0 |
| Matt Albers | ChN | mr | 37 | 15.63 | 1 | 1 | 0 | 7 | 0 | 0 | 0 | 6.1 | 14 | 13 | 11 | 6 | 3 | 2 | 0 |
| Sandy Alcantara | NYM | sp | 24 | 4.35 | 10 | 12 | 0 | 33 | 33 | 1 | 0 | 205.0 | 213 | 102 | 99 | 60 | 152 | 27 | 24 |
| Chase Anderson | Mil | sp | 32 | 8.02 | 4 | 3 | 0 | 13 | 9 | 1 | 0 | 58.1 | 80 | 57 | 52 | 18 | 36 | 17 | 6 |
| Nick Anderson | Mil | mr | 29 | 5.27 | 0 | 0 | 1 | 24 | 0 | 0 | 0 | 27.1 | 29 | 16 | 16 | 8 | 44 | 5 | 2 |
| Tyler Anderson* | Mia | sp | 30 | 3.50 | 1 | 2 | 0 | 3 | 3 | 0 | 0 | 18.0 | 17 | 8 | 7 | 6 | 19 | 3 | 1 |
| Chris Archer | NYM | sp | 31 | 3.74 | 6 | 15 | 0 | 23 | 23 | 0 | 0 | 134.2 | 113 | 61 | 56 | 81 | 180 | 22 | 9 |
| Jake Arrieta | LA | sp | 34 | 7.07 | 5 | 12 | 0 | 20 | 20 | 0 | 0 | 112.0 | 146 | 93 | 88 | 55 | 80 | 27 | 17 |
| Luis Avilan* | Mia | mr | 30 | 6.00 | 1 | 0 | 0 | 4 | 0 | 0 | 0 | 3.0 | 3 | 2 | 2 | 2 | 2 | 1 | 1 |
| Michel Baez | Atl | mr | 24 | 3.67 | 2 | 2 | 0 | 34 | 0 | 0 | 0 | 34.1 | 31 | 14 | 14 | 14 | 34 | 3 | 2 |
| Pedro Baez | StL | mr | 32 | 2.29 | 8 | 4 | 1 | 55 | 0 | 0 | 0 | 78.2 | 52 | 23 | 20 | 17 | 74 | 12 | 7 |
| Trevor Bauer | LA | sp | 29 | 3.74 | 15 | 9 | 0 | 34 | 34 | 2 | 1 | 221.2 | 165 | 98 | 92 | 82 | 244 | 35 | 12 |
| Tyler Beede | Was | sp | 27 | 7.40 | 5 | 4 | 0 | 54 | 4 | 0 | 0 | 107.0 | 147 | 93 | 88 | 32 | 96 | 27 | 6 |
| Ty Blach* | Cin | sp | 29 | 2.45 | 0 | 0 | 0 | 5 | 0 | 0 | 0 | 3.2 | 3 | 1 | 1 | 3 | 6 | 0 | 0 |
| Matt Bowman | Cin | mr | 29 | 4.50 | 1 | 4 | 4 | 42 | 0 | 0 | 0 | 34.0 | 33 | 20 | 17 | 17 | 24 | 2 | 1 |
| Chasen Bradford | Mia | mr | 30 | 8.31 | 0 | 0 | 0 | 6 | 0 | 0 | 0 | 4.1 | 6 | 4 | 4 | 1 | 5 | 4 | 0 |
| Archie Bradley | Pit | cl | 27 | 3.68 | 0 | 1 | 0 | 33 | 0 | 0 | 0 | 44.0 | 43 | 19 | 18 | 18 | 48 | 3 | 5 |
| Steven Brault* | NYM | sp | 28 | 4.64 | 4 | 9 | 2 | 62 | 10 | 0 | 0 | 108.2 | 106 | 58 | 56 | 50 | 117 | 10 | 16 |
| John Brebbia | Mil | mr | 30 | 3.64 | 3 | 4 | 4 | 66 | 0 | 0 | 0 | 76.2 | 67 | 35 | 31 | 28 | 82 | 6 | 3 |
| Austin Brice | Tor | mr | 28 | 4.32 | 2 | 4 | 2 | 44 | 0 | 0 | 0 | 50.0 | 49 | 27 | 24 | 19 | 50 | 5 | 0 |
| Walker Buehler | Pit | sp | 25 | 3.22 | 15 | 8 | 0 | 34 | 34 | 1 | 1 | 207.0 | 165 | 74 | 74 | 38 | 240 | 25 | 9 |
| Madison Bumgarner* | Was | sp | 30 | 4.86 | 14 | 10 | 0 | 32 | 32 | 2 | 0 | 216.2 | 238 | 125 | 117 | 57 | 194 | 33 | 24 |
| Luis Castillo | SF | sp | 27 | 3.78 | 17 | 6 | 0 | 33 | 32 | 0 | 0 | 195.1 | 176 | 83 | 82 | 89 | 216 | 22 | 20 |
| Miguel Castro | Mia | mr | 25 | 4.53 | 0 | 5 | 5 | 57 | 0 | 0 | 0 | 49.2 | 37 | 28 | 25 | 24 | 44 | 5 | 2 |
| Jhoulys Chacin | Tor | sp | 32 | 7.71 | 0 | 0 | 0 | 2 | 1 | 0 | 0 | 4.2 | 7 | 4 | 4 | 3 | 3 | 2 | 1 |
| Andrew Chafin* | Mia | mr | 30 | 6.85 | 0 | 1 | 0 | 26 | 0 | 0 | 0 | 22.1 | 29 | 17 | 17 | 13 | 34 | 5 | 0 |
| Aroldis Chapman* | Tor | cl | 32 | 3.25 | 5 | 5 | 14 | 52 | 0 | 0 | 0 | 55.1 | 48 | 25 | 20 | 26 | 85 | 6 | 7 |
| Tyler Chatwood | LA | mr | 30 | 6.37 | 2 | 3 | 0 | 11 | 9 | 1 | 0 | 53.2 | 61 | 42 | 38 | 41 | 50 | 4 | 6 |
| Steve Cishek | Mia | mr | 34 | 2.63 | 0 | 3 | 9 | 30 | 0 | 0 | 0 | 24.0 | 18 | 9 | 7 | 15 | 18 | 0 | 5 |
| Steve Cishek | SF | mr | 34 | 5.63 | 2 | 1 | 1 | 20 | 0 | 0 | 0 | 24.0 | 18 | 16 | 15 | 9 | 12 | 3 | 2 |
| Steve Cishek |   | mr | 34 | 4.13 | 2 | 4 | 10 | 50 | 0 | 0 | 0 | 48.0 | 36 | 25 | 22 | 24 | 30 | 3 | 7 |
| Tyler Clippard | SF | mr | 35 | 3.95 | 3 | 2 | 2 | 56 | 0 | 0 | 0 | 54.2 | 51 | 28 | 24 | 17 | 53 | 8 | 6 |
| Gerrit Cole | StL | sp | 29 | 4.02 | 17 | 9 | 0 | 35 | 34 | 1 | 0 | 217.1 | 210 | 101 | 97 | 69 | 324 | 35 | 10 |
| Patrick Corbin* | Tor | sp | 30 | 4.69 | 7 | 12 | 0 | 33 | 33 | 0 | 0 | 216.2 | 211 | 117 | 113 | 83 | 253 | 34 | 12 |
| Stefan Crichton | Pit | mr | 28 | 3.09 | 3 | 3 | 8 | 28 | 0 | 0 | 0 | 32.0 | 35 | 13 | 11 | 5 | 36 | 4 | 3 |
| Kyle Crick | LA | mr | 27 | 7.71 | 1 | 0 | 0 | 15 | 0 | 0 | 0 | 14.0 | 18 | 12 | 12 | 9 | 20 | 8 | 2 |
| Yu Darvish | Tor | sp | 33 | 5.30 | 4 | 15 | 0 | 30 | 30 | 0 | 0 | 188.1 | 169 | 118 | 111 | 66 | 242 | 54 | 10 |
| Zach Davies | Cin | sp | 27 | 4.67 | 9 | 9 | 0 | 30 | 29 | 1 | 0 | 169.2 | 182 | 95 | 88 | 73 | 108 | 26 | 14 |
| Jacob deGrom | Cin | sp | 32 | 3.89 | 12 | 11 | 0 | 33 | 33 | 0 | 0 | 208.0 | 185 | 97 | 90 | 48 | 263 | 33 | 6 |
| Anthony DeSclafani | Cin | sp | 30 | 5.31 | 9 | 13 | 0 | 30 | 30 | 0 | 0 | 179.2 | 180 | 117 | 106 | 45 | 194 | 42 | 14 |
| Edwin Diaz | ChN | cl | 26 | 7.58 | 4 | 5 | 4 | 45 | 0 | 0 | 0 | 46.1 | 57 | 42 | 39 | 24 | 71 | 11 | 1 |
| Jairo Diaz | ChN | mr | 29 | 7.94 | 0 | 1 | 0 | 4 | 0 | 0 | 0 | 5.2 | 5 | 5 | 5 | 4 | 5 | 0 | 1 |
| Seranthony Dominguez | LA | mr | 25 | 0.00 | 0 | 0 | 0 | 2 | 0 | 0 | 0 | 1.2 | 0 | 0 | 0 | 1 | 1 | 0 | 0 |
| Sean Doolittle* | Cin | cl | 33 | 4.88 | 2 | 3 | 4 | 58 | 0 | 0 | 0 | 55.1 | 51 | 39 | 30 | 14 | 60 | 11 | 3 |
| Jon Duplantier | Cin | mr | 25 | 4.91 | 0 | 0 | 0 | 4 | 0 | 0 | 0 | 3.2 | 4 | 2 | 2 | 4 | 5 | 0 | 0 |
| Sam Dyson | Cin | mr | 32 | 3.48 | 4 | 5 | 1 | 70 | 0 | 0 | 0 | 67.1 | 59 | 29 | 26 | 18 | 44 | 7 | 6 |
| Carl Edwards | Atl | mr | 28 | 6.23 | 0 | 0 | 0 | 10 | 0 | 0 | 0 | 4.1 | 2 | 3 | 3 | 5 | 7 | 1 | 0 |
| Zach Eflin | Was | sp | 26 | 4.39 | 7 | 12 | 0 | 28 | 28 | 2 | 1 | 182.1 | 210 | 98 | 89 | 45 | 142 | 34 | 30 |
| Carlos Estevez | Mil | mr | 27 | 4.25 | 2 | 9 | 5 | 65 | 0 | 0 | 0 | 65.2 | 68 | 35 | 31 | 19 | 80 | 9 | 3 |
| Marco Estrada | NYM | sp | 36 | 9.00 | 0 | 1 | 0 | 6 | 1 | 0 | 0 | 14.0 | 24 | 17 | 14 | 6 | 7 | 6 | 1 |
| Erick Fedde | Atl | sp | 27 | 3.86 | 1 | 0 | 0 | 2 | 2 | 0 | 0 | 9.1 | 10 | 4 | 4 | 6 | 7 | 1 | 0 |
| Michael Feliz | Was | mr | 27 | 4.87 | 4 | 4 | 10 | 61 | 0 | 0 | 0 | 57.1 | 50 | 31 | 31 | 18 | 70 | 14 | 9 |
| Caleb Ferguson* | NYM | mr | 23 | 7.36 | 3 | 2 | 1 | 53 | 0 | 0 | 0 | 44.0 | 49 | 36 | 36 | 27 | 57 | 11 | 1 |
| Mike Fiers | Mia | sp | 35 | 4.83 | 9 | 14 | 0 | 30 | 30 | 0 | 0 | 192.0 | 196 | 122 | 103 | 71 | 123 | 34 | 26 |
| Jack Flaherty | Tor | sp | 24 | 3.81 | 14 | 7 | 0 | 33 | 32 | 2 | 1 | 210.0 | 180 | 95 | 89 | 63 | 247 | 35 | 19 |
| Mike Foltynewicz | Atl | sp | 28 | 3.85 | 9 | 6 | 0 | 23 | 22 | 1 | 1 | 126.1 | 101 | 56 | 54 | 51 | 104 | 21 | 6 |
| Kyle Freeland* | ChN | sp | 27 | 6.07 | 1 | 4 | 0 | 17 | 5 | 0 | 0 | 40.0 | 54 | 30 | 27 | 17 | 26 | 10 | 7 |
| Max Fried* | ChN | sp | 26 | 3.84 | 12 | 11 | 4 | 37 | 17 | 1 | 0 | 138.1 | 149 | 71 | 59 | 40 | 146 | 18 | 11 |
| Giovanny Gallegos | SF | mr | 28 | 2.74 | 4 | 5 | 16 | 62 | 0 | 0 | 0 | 62.1 | 49 | 20 | 19 | 17 | 84 | 6 | 1 |
| Zac Gallen | SF | sp | 24 | 3.30 | 6 | 1 | 0 | 14 | 14 | 0 | 0 | 76.1 | 50 | 34 | 28 | 40 | 99 | 5 | 2 |
| John Gant | Atl | mr | 27 | 2.74 | 7 | 4 | 0 | 58 | 0 | 0 | 0 | 72.1 | 63 | 26 | 22 | 31 | 56 | 4 | 15 |
| Jarlin Garcia* | LA | mr | 27 | 3.59 | 5 | 1 | 1 | 51 | 0 | 0 | 0 | 52.2 | 43 | 25 | 21 | 17 | 41 | 7 | 5 |
| Yimi Garcia | Mia | mr | 29 | 5.24 | 4 | 4 | 0 | 62 | 0 | 0 | 0 | 56.2 | 55 | 38 | 33 | 12 | 60 | 20 | 0 |
| Amir Garrett* | Mia | mr | 28 | 6.98 | 0 | 0 | 0 | 20 | 0 | 0 | 0 | 19.1 | 17 | 15 | 15 | 16 | 28 | 5 | 1 |
| Amir Garrett* | SF | mr | 28 | 2.76 | 2 | 1 | 0 | 26 | 0 | 0 | 0 | 32.2 | 19 | 11 | 10 | 21 | 43 | 1 | 2 |
| Amir Garrett* |   | mr | 28 | 4.33 | 2 | 1 | 0 | 46 | 0 | 0 | 0 | 52.0 | 36 | 26 | 25 | 37 | 71 | 6 | 3 |
| Kevin Gausman | Pit | sp | 29 | 4.32 | 3 | 4 | 0 | 17 | 11 | 1 | 0 | 81.1 | 88 | 41 | 39 | 21 | 85 | 10 | 4 |
| Sam Gaviglio | LA | mr | 30 | 5.21 | 3 | 1 | 0 | 62 | 0 | 0 | 0 | 102.0 | 105 | 62 | 59 | 20 | 92 | 21 | 5 |
| Cory Gearrin | ChN | mr | 34 | 5.18 | 2 | 1 | 1 | 41 | 0 | 0 | 0 | 57.1 | 77 | 40 | 33 | 28 | 38 | 7 | 12 |
| Ken Giles | ChN | cl | 29 | 3.97 | 0 | 0 | 0 | 11 | 0 | 0 | 0 | 11.1 | 9 | 6 | 5 | 7 | 15 | 3 | 0 |
| Ken Giles | SF | cl | 29 | 2.86 | 2 | 3 | 27 | 47 | 0 | 0 | 0 | 44.0 | 29 | 17 | 14 | 20 | 66 | 4 | 1 |
| Ken Giles |   | cl | 29 | 3.09 | 2 | 3 | 27 | 58 | 0 | 0 | 0 | 55.1 | 38 | 23 | 19 | 27 | 81 | 7 | 1 |
| Kevin Ginkel | Was | mr | 26 | 5.11 | 1 | 2 | 0 | 12 | 0 | 0 | 0 | 12.1 | 14 | 8 | 7 | 2 | 12 | 2 | 0 |
| Lucas Giolito | Pit | sp | 25 | 3.37 | 11 | 8 | 0 | 33 | 33 | 0 | 0 | 192.1 | 147 | 76 | 72 | 73 | 222 | 20 | 13 |
| Tyler Glasnow | Atl | sp | 26 | 3.59 | 5 | 6 | 0 | 13 | 13 | 0 | 0 | 67.2 | 55 | 30 | 27 | 14 | 96 | 8 | 4 |
| Zack Godley | Cin | mr | 30 | 6.23 | 0 | 0 | 0 | 5 | 0 | 0 | 0 | 4.1 | 4 | 3 | 3 | 3 | 2 | 1 | 0 |
| Tony Gonsolin | Was | sp | 26 | 7.09 | 4 | 4 | 26 | 49 | 1 | 0 | 0 | 45.2 | 53 | 39 | 36 | 16 | 42 | 7 | 2 |
| Chi Chi Gonzalez | SF | sp | 28 | 6.97 | 1 | 1 | 0 | 4 | 4 | 0 | 0 | 20.2 | 18 | 17 | 16 | 15 | 10 | 5 | 4 |
| Gio Gonzalez* | Mil | sp | 34 | 4.04 | 7 | 2 | 0 | 17 | 17 | 0 | 0 | 93.2 | 90 | 48 | 42 | 38 | 93 | 10 | 10 |
| Trevor Gott | LA | mr | 27 | 3.38 | 3 | 4 | 15 | 54 | 0 | 0 | 0 | 53.1 | 46 | 20 | 20 | 17 | 52 | 4 | 2 |
| Jon Gray | ChN | sp | 28 | 5.03 | 2 | 10 | 0 | 23 | 23 | 0 | 0 | 130.2 | 157 | 77 | 73 | 48 | 134 | 19 | 20 |
| Jon Gray | SF | sp | 28 | 6.11 | 2 | 2 | 0 | 5 | 5 | 0 | 0 | 28.0 | 33 | 19 | 19 | 7 | 33 | 4 | 2 |
| Jon Gray |   | sp | 28 | 5.22 | 4 | 12 | 0 | 28 | 28 | 0 | 0 | 158.2 | 190 | 96 | 92 | 55 | 167 | 23 | 22 |
| Sonny Gray | Cin | sp | 30 | 4.41 | 10 | 15 | 0 | 31 | 31 | 0 | 0 | 179.2 | 168 | 99 | 88 | 93 | 204 | 22 | 28 |
| Zack Greinke | Atl | sp | 36 | 3.01 | 18 | 5 | 0 | 34 | 34 | 5 | 4 | 230.1 | 207 | 79 | 77 | 34 | 222 | 19 | 22 |
| Robert Gsellman | Was | mr | 26 | 7.71 | 0 | 0 | 0 | 8 | 0 | 0 | 0 | 9.1 | 10 | 8 | 8 | 3 | 8 | 5 | 1 |
| Junior Guerra | SF | mr | 35 | 1.63 | 7 | 1 | 6 | 61 | 0 | 0 | 0 | 77.1 | 49 | 16 | 14 | 30 | 52 | 6 | 3 |
| Jandel Gustave | Pit | mr | 27 | 3.51 | 2 | 3 | 1 | 21 | 0 | 0 | 0 | 25.2 | 24 | 10 | 10 | 10 | 12 | 2 | 5 |
| Josh Hader* | Pit | cl | 26 | 3.05 | 3 | 5 | 20 | 68 | 0 | 0 | 0 | 73.2 | 55 | 28 | 25 | 22 | 131 | 16 | 1 |
| Cole Hamels* | LA | sp | 36 | 3.99 | 10 | 10 | 0 | 28 | 28 | 1 | 0 | 162.1 | 158 | 74 | 72 | 67 | 146 | 22 | 15 |
| Brad Hand* | SF | cl | 30 | 4.35 | 3 | 2 | 3 | 62 | 0 | 0 | 0 | 51.2 | 55 | 25 | 25 | 14 | 69 | 10 | 5 |
| Andrew Heaney* | Atl | sp | 29 | 3.89 | 2 | 0 | 1 | 42 | 1 | 0 | 0 | 71.2 | 67 | 36 | 31 | 21 | 97 | 8 | 5 |
| Ryan Helsley | Atl | mr | 25 | 2.74 | 1 | 3 | 0 | 23 | 0 | 0 | 0 | 23.0 | 23 | 10 | 7 | 13 | 19 | 3 | 0 |
| Kyle Hendricks | Mia | sp | 30 | 3.09 | 13 | 8 | 0 | 30 | 30 | 0 | 0 | 198.1 | 180 | 83 | 68 | 33 | 161 | 16 | 6 |
| Elieser Hernandez | NYM | sp | 25 | 7.16 | 1 | 5 | 0 | 54 | 0 | 0 | 0 | 83.0 | 90 | 69 | 66 | 42 | 73 | 29 | 3 |
| Jordan Hicks | Mia | cl | 23 | 9.95 | 2 | 0 | 0 | 9 | 0 | 0 | 0 | 6.1 | 9 | 7 | 7 | 5 | 8 | 1 | 0 |
| Rich Hill* | NYM | sp | 40 | 5.14 | 1 | 0 | 0 | 1 | 1 | 0 | 0 | 7.0 | 7 | 4 | 4 | 0 | 10 | 2 | 0 |
| Adrian Houser | Was | sp | 27 | 6.87 | 4 | 10 | 0 | 19 | 19 | 1 | 1 | 112.2 | 128 | 92 | 86 | 54 | 117 | 21 | 12 |
| Dakota Hudson | Pit | sp | 25 | 5.00 | 9 | 14 | 0 | 32 | 32 | 1 | 0 | 190.2 | 207 | 111 | 106 | 82 | 153 | 29 | 29 |
| Daniel Hudson | Cin | mr | 33 | 5.28 | 0 | 3 | 0 | 24 | 0 | 0 | 0 | 29.0 | 33 | 18 | 17 | 10 | 30 | 1 | 1 |
| Daniel Hudson | Mil | mr | 33 | 2.68 | 3 | 0 | 2 | 38 | 0 | 0 | 0 | 50.1 | 39 | 15 | 15 | 15 | 39 | 6 | 4 |
| Daniel Hudson |   | mr | 33 | 3.63 | 3 | 3 | 2 | 62 | 0 | 0 | 0 | 79.1 | 72 | 33 | 32 | 25 | 69 | 7 | 5 |
| Jared Hughes | Cin | mr | 34 | 3.79 | 4 | 0 | 4 | 75 | 0 | 0 | 0 | 76.0 | 72 | 34 | 32 | 25 | 52 | 9 | 13 |
| Raisel Iglesias | Atl | cl | 30 | 4.20 | 2 | 2 | 6 | 70 | 0 | 0 | 0 | 70.2 | 68 | 33 | 33 | 20 | 90 | 14 | 4 |
| Luke Jackson | Cin | cl | 28 | 3.23 | 3 | 1 | 1 | 35 | 0 | 0 | 0 | 30.2 | 28 | 15 | 11 | 12 | 42 | 3 | 0 |
| Luke Jackson | Mil | cl | 28 | 7.48 | 0 | 2 | 1 | 16 | 0 | 0 | 0 | 21.2 | 31 | 22 | 18 | 13 | 19 | 3 | 1 |
| Luke Jackson |   | cl | 28 | 4.99 | 3 | 3 | 2 | 51 | 0 | 0 | 0 | 52.1 | 59 | 37 | 29 | 25 | 61 | 6 | 1 |
| Kenley Jansen | Tor | cl | 32 | 5.29 | 3 | 6 | 7 | 55 | 0 | 0 | 0 | 64.2 | 73 | 44 | 38 | 19 | 85 | 18 | 2 |
| Tommy Kahnle | Tor | mr | 30 | 5.76 | 2 | 5 | 6 | 55 | 0 | 0 | 0 | 59.1 | 57 | 39 | 38 | 28 | 84 | 13 | 2 |
| Keone Kela | Cin | mr | 27 | 4.02 | 2 | 5 | 10 | 34 | 0 | 0 | 0 | 31.1 | 27 | 15 | 14 | 15 | 29 | 8 | 1 |
| Joe Kelly | LA | mr | 32 | 3.57 | 1 | 0 | 0 | 19 | 0 | 0 | 0 | 17.2 | 20 | 9 | 7 | 8 | 23 | 2 | 1 |
| Joe Kelly | Tor | mr | 32 | 4.50 | 5 | 3 | 0 | 28 | 0 | 0 | 0 | 38.0 | 43 | 20 | 19 | 13 | 43 | 3 | 3 |
| Joe Kelly |   | mr | 32 | 4.20 | 6 | 3 | 0 | 47 | 0 | 0 | 0 | 55.2 | 63 | 29 | 26 | 21 | 66 | 5 | 4 |
| Merrill Kelly | Mil | sp | 31 | 4.49 | 17 | 9 | 1 | 36 | 33 | 2 | 0 | 202.2 | 201 | 113 | 101 | 68 | 172 | 35 | 23 |
| Clayton Kershaw* | Mia | sp | 32 | 3.95 | 5 | 6 | 0 | 17 | 14 | 1 | 0 | 98.0 | 101 | 46 | 43 | 24 | 91 | 19 | 16 |
| Clayton Kershaw* | ChN | sp | 32 | 5.74 | 0 | 5 | 0 | 5 | 5 | 0 | 0 | 31.1 | 36 | 20 | 20 | 13 | 38 | 6 | 2 |
| Clayton Kershaw* | SF | sp | 32 | 5.94 | 2 | 3 | 0 | 9 | 9 | 1 | 1 | 53.0 | 60 | 36 | 35 | 16 | 53 | 8 | 2 |
| Clayton Kershaw* |   | sp | 32 | 4.84 | 7 | 14 | 0 | 31 | 28 | 2 | 1 | 182.1 | 197 | 102 | 98 | 53 | 182 | 33 | 20 |
| Dallas Keuchel* | Mil | sp | 32 | 2.30 | 4 | 2 | 0 | 11 | 10 | 1 | 0 | 62.2 | 44 | 18 | 16 | 25 | 41 | 7 | 10 |
| Brandon Kintzler | Mia | mr | 35 | 3.25 | 3 | 1 | 4 | 63 | 0 | 0 | 0 | 55.1 | 57 | 20 | 20 | 13 | 32 | 6 | 17 |
| Dinelson Lamet | Mil | sp | 27 | 3.36 | 4 | 3 | 0 | 15 | 15 | 0 | 0 | 88.1 | 52 | 37 | 33 | 33 | 124 | 14 | 2 |
| Eric Lauer* | Was | sp | 25 | 5.80 | 4 | 3 | 0 | 11 | 10 | 0 | 0 | 68.1 | 85 | 53 | 44 | 16 | 67 | 14 | 4 |
| Wade LeBlanc* | LA | mr | 35 | 11.08 | 0 | 2 | 0 | 2 | 2 | 1 | 0 | 13.0 | 25 | 17 | 16 | 4 | 10 | 4 | 2 |
| Francisco Liriano* | ChN | mr | 36 | 4.46 | 0 | 1 | 2 | 37 | 0 | 0 | 0 | 34.1 | 37 | 19 | 17 | 24 | 35 | 4 | 7 |
| Francisco Liriano* | StL | mr | 36 | 4.91 | 0 | 0 | 2 | 15 | 0 | 0 | 0 | 18.1 | 22 | 10 | 10 | 10 | 18 | 6 | 2 |
| Francisco Liriano* |   | mr | 36 | 4.61 | 0 | 1 | 4 | 52 | 0 | 0 | 0 | 52.2 | 59 | 29 | 27 | 34 | 53 | 10 | 9 |
| Pablo Lopez | Tor | sp | 24 | 3.00 | 0 | 1 | 0 | 1 | 1 | 0 | 0 | 6.0 | 8 | 2 | 2 | 1 | 5 | 0 | 0 |
| Reynaldo Lopez | Tor | sp | 26 | 8.64 | 0 | 1 | 0 | 2 | 2 | 0 | 0 | 8.1 | 14 | 8 | 8 | 5 | 8 | 1 | 0 |
| Yoan Lopez | Atl | mr | 27 | 7.71 | 0 | 0 | 0 | 17 | 0 | 0 | 0 | 21.0 | 26 | 19 | 18 | 12 | 11 | 5 | 3 |
| Michael Lorenzen | SF | mr | 28 | 5.74 | 6 | 4 | 3 | 50 | 0 | 0 | 0 | 78.1 | 103 | 54 | 50 | 35 | 68 | 9 | 3 |
| Joey Lucchesi* | Was | sp | 27 | 4.48 | 8 | 11 | 0 | 29 | 28 | 1 | 0 | 180.2 | 172 | 99 | 90 | 62 | 180 | 33 | 16 |
| Seth Lugo | Atl | mr | 30 | 2.86 | 4 | 8 | 20 | 58 | 0 | 0 | 0 | 69.1 | 55 | 23 | 22 | 18 | 82 | 10 | 2 |
| Jordan Lyles | ChN | sp | 29 | 5.13 | 5 | 6 | 0 | 20 | 20 | 0 | 0 | 114.0 | 117 | 69 | 65 | 55 | 112 | 22 | 8 |
| Lance Lynn | StL | sp | 33 | 2.96 | 15 | 9 | 0 | 36 | 35 | 4 | 1 | 231.0 | 201 | 79 | 76 | 60 | 248 | 27 | 19 |
| Kenta Maeda | ChN | sp | 32 | 4.35 | 6 | 4 | 4 | 38 | 6 | 0 | 0 | 78.2 | 72 | 38 | 38 | 21 | 87 | 14 | 8 |
| Kenta Maeda | LA | sp | 32 | 4.81 | 5 | 4 | 0 | 10 | 10 | 1 | 0 | 63.2 | 50 | 35 | 34 | 26 | 64 | 17 | 2 |
| Kenta Maeda |   | sp | 32 | 4.55 | 11 | 8 | 4 | 48 | 16 | 1 | 0 | 142.1 | 122 | 73 | 72 | 47 | 151 | 31 | 10 |
| Tyler Mahle | ChN | sp | 25 | 5.89 | 2 | 8 | 0 | 21 | 20 | 0 | 0 | 114.2 | 140 | 82 | 75 | 38 | 114 | 27 | 11 |
| Tyler Mahle | Atl | sp | 25 | 9.15 | 0 | 4 | 0 | 4 | 4 | 0 | 0 | 19.2 | 31 | 21 | 20 | 6 | 19 | 7 | 1 |
| Tyler Mahle |   | sp | 25 | 6.36 | 2 | 12 | 0 | 25 | 24 | 0 | 0 | 134.1 | 171 | 103 | 95 | 44 | 133 | 34 | 12 |
| German Marquez | SF | sp | 25 | 4.78 | 13 | 6 | 0 | 27 | 27 | 1 | 0 | 156.1 | 173 | 92 | 83 | 41 | 173 | 25 | 13 |
| Chris Martin | Mia | mr | 34 | 1.75 | 3 | 2 | 11 | 64 | 0 | 0 | 0 | 56.2 | 37 | 12 | 11 | 3 | 56 | 5 | 4 |
| Carlos Martinez | NYM | cl | 28 | 3.86 | 3 | 4 | 20 | 45 | 0 | 0 | 0 | 44.1 | 49 | 20 | 19 | 19 | 45 | 2 | 10 |
| Steven Matz* | Mil | sp | 29 | 4.59 | 9 | 10 | 0 | 30 | 29 | 0 | 0 | 153.0 | 149 | 83 | 78 | 62 | 129 | 26 | 15 |
| Dustin May | Atl | mr | 22 | 2.49 | 1 | 1 | 0 | 9 | 6 | 0 | 0 | 43.1 | 41 | 16 | 12 | 2 | 29 | 1 | 6 |
| Mark Melancon | ChN | mr | 35 | 3.58 | 2 | 6 | 6 | 61 | 0 | 0 | 0 | 73.0 | 81 | 31 | 29 | 17 | 68 | 4 | 6 |
| Miles Mikolas | StL | sp | 31 | 4.96 | 13 | 10 | 0 | 31 | 31 | 1 | 0 | 199.2 | 211 | 115 | 110 | 48 | 157 | 35 | 20 |
| Wade Miley* | Mia | sp | 33 | 4.01 | 11 | 12 | 0 | 30 | 30 | 0 | 0 | 179.1 | 190 | 90 | 80 | 51 | 149 | 21 | 18 |
| Andrew Miller* | Mil | mr | 35 | 7.64 | 1 | 2 | 0 | 19 | 0 | 0 | 0 | 17.2 | 19 | 15 | 15 | 16 | 16 | 6 | 4 |
| A.J. Minter* | ChN | mr | 26 | 5.40 | 0 | 0 | 0 | 8 | 0 | 0 | 0 | 8.1 | 16 | 8 | 5 | 7 | 10 | 0 | 2 |
| Mike Montgomery* | ChN | mr | 30 | 6.19 | 1 | 2 | 0 | 15 | 0 | 0 | 0 | 32.0 | 41 | 23 | 22 | 17 | 21 | 10 | 8 |
| Adam Morgan* | NYM | mr | 30 | 2.84 | 1 | 0 | 1 | 13 | 0 | 0 | 0 | 19.0 | 15 | 7 | 6 | 8 | 18 | 2 | 0 |
| Mike Morin | NYM | mr | 29 | 13.26 | 0 | 2 | 0 | 14 | 0 | 0 | 0 | 19.0 | 31 | 31 | 28 | 11 | 13 | 6 | 0 |
| Reyes Moronta | StL | mr | 27 | 5.56 | 6 | 3 | 1 | 56 | 0 | 0 | 0 | 55.0 | 62 | 34 | 34 | 50 | 69 | 5 | 1 |
| Charlie Morton | StL | sp | 36 | 3.14 | 10 | 7 | 0 | 34 | 34 | 0 | 0 | 212.0 | 173 | 75 | 74 | 65 | 233 | 15 | 28 |
| Andres Munoz | Was | mr | 21 | 24.75 | 1 | 0 | 0 | 5 | 0 | 0 | 0 | 4.0 | 13 | 12 | 11 | 6 | 8 | 2 | 1 |
| Joe Musgrove | ChN | sp | 27 | 4.43 | 9 | 14 | 0 | 30 | 30 | 0 | 0 | 187.0 | 181 | 108 | 92 | 55 | 150 | 21 | 18 |
| Hector Neris | Mil | cl | 31 | 3.50 | 9 | 2 | 13 | 56 | 0 | 0 | 0 | 74.2 | 47 | 30 | 29 | 29 | 83 | 9 | 4 |
| Sean Newcomb* | Mil | mr | 27 | 4.91 | 0 | 0 | 2 | 25 | 0 | 0 | 0 | 25.2 | 23 | 14 | 14 | 12 | 17 | 3 | 4 |
| Aaron Nola | NYM | sp | 27 | 4.33 | 8 | 17 | 0 | 34 | 33 | 1 | 0 | 216.1 | 209 | 120 | 104 | 96 | 232 | 32 | 19 |
| Scott Oberg | Mia | mr | 30 | 3.67 | 7 | 2 | 8 | 62 | 0 | 0 | 0 | 54.0 | 41 | 22 | 22 | 21 | 54 | 8 | 6 |
| Adam Ottavino | Mil | mr | 34 | 6.50 | 2 | 4 | 6 | 51 | 0 | 0 | 0 | 72.0 | 73 | 55 | 52 | 42 | 93 | 12 | 8 |
| Chris Paddack | Was | sp | 24 | 4.09 | 11 | 7 | 0 | 24 | 24 | 2 | 0 | 158.1 | 132 | 75 | 72 | 37 | 158 | 29 | 8 |
| Freddy Peralta | Mil | mr | 24 | 4.91 | 3 | 1 | 0 | 9 | 6 | 0 | 0 | 36.2 | 37 | 20 | 20 | 19 | 52 | 8 | 1 |
| Luis Perdomo | LA | mr | 27 | 2.84 | 0 | 0 | 0 | 3 | 0 | 0 | 0 | 6.1 | 8 | 4 | 2 | 4 | 7 | 0 | 1 |
| Nick Pivetta | Tor | mr | 27 | 4.32 | 1 | 0 | 0 | 4 | 0 | 0 | 0 | 8.1 | 10 | 4 | 4 | 2 | 8 | 1 | 1 |
| Drew Pomeranz* | Tor | mr | 31 | 15.26 | 0 | 1 | 0 | 3 | 2 | 0 | 0 | 7.2 | 17 | 13 | 13 | 8 | 8 | 2 | 1 |
| Daniel Ponce de Leon | SF | sp | 28 | 3.89 | 2 | 4 | 0 | 13 | 6 | 0 | 0 | 44.0 | 40 | 20 | 19 | 27 | 40 | 6 | 6 |
| Cal Quantrill | NYM | sp | 25 | 5.25 | 4 | 11 | 0 | 22 | 17 | 0 | 0 | 111.1 | 127 | 68 | 65 | 32 | 107 | 27 | 4 |
| Jose Quintana* | Mil | sp | 31 | 5.25 | 9 | 14 | 0 | 30 | 29 | 0 | 0 | 171.1 | 196 | 110 | 100 | 56 | 120 | 27 | 17 |
| Tanner Rainey | Tor | mr | 27 | 7.10 | 3 | 1 | 3 | 49 | 0 | 0 | 0 | 52.0 | 42 | 41 | 41 | 45 | 80 | 9 | 6 |
| Edubray Ramos | Mia | mr | 27 | 8.31 | 0 | 0 | 0 | 4 | 0 | 0 | 0 | 4.1 | 7 | 4 | 4 | 0 | 4 | 1 | 0 |
| Robbie Ray* | Cin | sp | 28 | 4.95 | 6 | 10 | 0 | 34 | 29 | 1 | 0 | 174.2 | 175 | 99 | 96 | 71 | 225 | 27 | 21 |
| Trevor Richards | LA | sp | 27 | 3.11 | 12 | 8 | 0 | 26 | 26 | 0 | 0 | 150.1 | 123 | 58 | 52 | 67 | 145 | 24 | 10 |
| Tanner Roark | Mia | sp | 33 | 5.40 | 3 | 13 | 0 | 37 | 19 | 0 | 0 | 145.0 | 186 | 93 | 87 | 35 | 135 | 22 | 15 |
| Hansel Robles | StL | cl | 29 | 2.41 | 10 | 4 | 3 | 54 | 0 | 0 | 0 | 78.1 | 64 | 27 | 21 | 23 | 73 | 5 | 6 |
| Jefry Rodriguez | Was | sp | 26 | 3.74 | 2 | 0 | 0 | 4 | 4 | 0 | 0 | 21.2 | 19 | 11 | 9 | 7 | 20 | 4 | 2 |
| Tyler Rogers | Atl | mr | 29 | 3.10 | 2 | 0 | 2 | 18 | 0 | 0 | 0 | 20.1 | 12 | 7 | 7 | 6 | 14 | 1 | 2 |
| Sal Romano | Mia | mr | 26 | 6.75 | 0 | 0 | 0 | 3 | 0 | 0 | 0 | 2.2 | 4 | 4 | 2 | 0 | 5 | 1 | 0 |
| Sergio Romo | Cin | cl | 37 | 5.03 | 1 | 5 | 5 | 65 | 0 | 0 | 0 | 62.2 | 63 | 38 | 35 | 19 | 55 | 14 | 5 |
| Joe Ross | Pit | mr | 27 | 2.45 | 0 | 0 | 1 | 10 | 0 | 0 | 0 | 18.1 | 15 | 5 | 5 | 8 | 13 | 0 | 3 |
| Kyle Ryan* | Pit | mr | 28 | 3.05 | 4 | 2 | 3 | 63 | 0 | 0 | 0 | 65.0 | 50 | 24 | 22 | 37 | 55 | 8 | 14 |
| Hyun-Jin Ryu* | Mia | sp | 33 | 2.42 | 16 | 7 | 0 | 30 | 29 | 4 | 2 | 212.0 | 186 | 58 | 57 | 22 | 190 | 13 | 26 |
| Casey Sadler | Was | mr | 29 | 2.31 | 0 | 4 | 0 | 49 | 0 | 0 | 0 | 50.2 | 50 | 17 | 13 | 17 | 27 | 3 | 7 |
| Jeff Samardzija | ChN | sp | 35 | 5.47 | 2 | 4 | 0 | 9 | 9 | 0 | 0 | 52.2 | 59 | 34 | 32 | 18 | 45 | 12 | 3 |
| Jeff Samardzija | Atl | sp | 35 | 2.97 | 11 | 3 | 0 | 23 | 23 | 1 | 0 | 148.2 | 126 | 52 | 49 | 39 | 106 | 14 | 13 |
| Jeff Samardzija |   | sp | 35 | 3.62 | 13 | 7 | 0 | 32 | 32 | 1 | 0 | 201.1 | 185 | 86 | 81 | 57 | 151 | 26 | 16 |
| Aaron Sanchez | Mil | sp | 27 | 7.52 | 2 | 2 | 0 | 7 | 6 | 0 | 0 | 32.1 | 42 | 27 | 27 | 14 | 33 | 5 | 3 |
| Anibal Sanchez | Atl | sp | 36 | 3.88 | 9 | 7 | 0 | 30 | 30 | 0 | 0 | 153.0 | 143 | 74 | 66 | 45 | 117 | 22 | 6 |
| Max Scherzer | Tor | sp | 35 | 3.57 | 11 | 8 | 0 | 27 | 27 | 2 | 2 | 191.1 | 171 | 84 | 76 | 38 | 270 | 26 | 10 |
| Matt Shoemaker | Cin | sp | 33 | 2.23 | 3 | 2 | 0 | 5 | 5 | 0 | 0 | 32.1 | 20 | 9 | 8 | 7 | 25 | 2 | 4 |
| Lucas Sims | Was | mr | 26 | 7.01 | 1 | 5 | 0 | 41 | 0 | 0 | 0 | 43.2 | 43 | 38 | 34 | 28 | 56 | 8 | 1 |
| Tyler Skaggs* | StL | sp | 28 | 2.98 | 3 | 4 | 0 | 17 | 17 | 0 | 0 | 93.2 | 80 | 35 | 31 | 35 | 102 | 11 | 11 |
| Caleb Smith* | LA | sp | 28 | 6.16 | 10 | 8 | 0 | 25 | 25 | 0 | 0 | 141.2 | 134 | 103 | 97 | 73 | 130 | 41 | 4 |
| Will M Smith* | SF | cl | 30 | 3.38 | 2 | 5 | 2 | 77 | 0 | 0 | 0 | 61.1 | 44 | 24 | 23 | 23 | 79 | 11 | 4 |
| Mike Soroka | SF | sp | 22 | 3.78 | 9 | 5 | 0 | 28 | 28 | 0 | 0 | 159.1 | 167 | 74 | 67 | 51 | 115 | 10 | 14 |
| Craig Stammen | Pit | mr | 36 | 4.07 | 9 | 2 | 2 | 66 | 0 | 0 | 0 | 90.2 | 88 | 44 | 41 | 16 | 76 | 17 | 8 |
| Robert Stephenson | Pit | mr | 27 | 2.42 | 7 | 4 | 5 | 65 | 0 | 0 | 0 | 70.2 | 42 | 20 | 19 | 24 | 82 | 6 | 0 |
| Matt Strahm* | Tor | mr | 28 | 5.79 | 4 | 7 | 2 | 63 | 1 | 0 | 0 | 88.2 | 111 | 57 | 57 | 11 | 72 | 27 | 6 |
| Dan Straily | NYM | sp | 31 | 10.95 | 1 | 2 | 0 | 34 | 1 | 0 | 0 | 49.1 | 90 | 63 | 60 | 15 | 35 | 30 | 5 |
| Stephen Strasburg | SF | sp | 31 | 2.40 | 19 | 5 | 0 | 34 | 34 | 2 | 0 | 225.1 | 173 | 64 | 60 | 44 | 258 | 20 | 16 |
| Hunter Strickland | NYM | mr | 31 | 4.40 | 2 | 1 | 1 | 29 | 0 | 0 | 0 | 28.2 | 27 | 14 | 14 | 9 | 20 | 5 | 7 |
| Ross Stripling | Pit | mr | 30 | 3.32 | 7 | 8 | 1 | 60 | 6 | 0 | 0 | 100.1 | 89 | 42 | 37 | 24 | 102 | 8 | 6 |
| Marcus Stroman | Tor | sp | 29 | 4.05 | 7 | 16 | 0 | 30 | 30 | 1 | 0 | 200.0 | 200 | 101 | 90 | 67 | 158 | 21 | 11 |
| Pedro Strop | LA | mr | 35 | 3.66 | 3 | 0 | 0 | 44 | 0 | 0 | 0 | 46.2 | 33 | 21 | 19 | 18 | 49 | 5 | 5 |
| Ranger Suarez* | Mil | mr | 24 | 5.05 | 5 | 5 | 2 | 46 | 0 | 0 | 0 | 51.2 | 62 | 31 | 29 | 15 | 37 | 7 | 9 |
| Wander Suero | LA | mr | 28 | 2.18 | 6 | 0 | 2 | 51 | 0 | 0 | 0 | 78.1 | 49 | 19 | 19 | 17 | 63 | 7 | 6 |
| Brent Suter* | Mil | mr | 30 | 4.22 | 0 | 1 | 1 | 9 | 0 | 0 | 0 | 10.2 | 10 | 7 | 5 | 1 | 7 | 3 | 1 |
| Noah Syndergaard | Atl | sp | 27 | 4.90 | 10 | 7 | 0 | 28 | 27 | 0 | 0 | 152.1 | 171 | 86 | 83 | 39 | 144 | 16 | 10 |
| Jameson Taillon | LA | sp | 28 | 2.79 | 4 | 2 | 0 | 8 | 8 | 1 | 1 | 51.2 | 43 | 18 | 16 | 2 | 30 | 6 | 3 |
| Julio Teheran | NYM | sp | 29 | 4.67 | 3 | 18 | 0 | 32 | 31 | 0 | 0 | 194.2 | 179 | 110 | 101 | 75 | 165 | 34 | 10 |
| Ryan Tepera | NYM | mr | 32 | 4.05 | 1 | 2 | 0 | 28 | 0 | 0 | 0 | 26.2 | 25 | 12 | 12 | 7 | 19 | 5 | 2 |
| Trent Thornton | StL | sp | 26 | 5.94 | 2 | 5 | 0 | 32 | 11 | 0 | 0 | 97.0 | 117 | 71 | 64 | 57 | 88 | 22 | 10 |
| Josh Tomlin | ChN | mr | 35 | 4.05 | 2 | 2 | 2 | 34 | 0 | 0 | 0 | 46.2 | 48 | 26 | 21 | 4 | 21 | 10 | 4 |
| Touki Toussaint | Mia | mr | 24 | 7.94 | 0 | 2 | 0 | 5 | 3 | 0 | 0 | 17.0 | 28 | 15 | 15 | 12 | 13 | 1 | 1 |
| Blake Treinen | ChN | cl | 32 | 9.95 | 0 | 5 | 3 | 46 | 0 | 0 | 0 | 44.1 | 61 | 50 | 49 | 43 | 49 | 7 | 4 |
| Blake Treinen | Atl | cl | 32 | 19.64 | 0 | 0 | 0 | 2 | 0 | 0 | 0 | 3.2 | 8 | 8 | 8 | 2 | 5 | 2 | 0 |
| Blake Treinen |   | cl | 32 | 10.69 | 0 | 5 | 3 | 48 | 0 | 0 | 0 | 48.0 | 69 | 58 | 57 | 45 | 54 | 9 | 4 |
| Sam Tuivailala | Atl | mr | 27 | 2.89 | 5 | 1 | 3 | 31 | 0 | 0 | 0 | 28.0 | 15 | 9 | 9 | 12 | 26 | 1 | 1 |
| Jose Urena | NYM | sp | 28 | 9.66 | 0 | 4 | 1 | 25 | 0 | 0 | 0 | 41.0 | 65 | 47 | 44 | 15 | 31 | 6 | 3 |
| Julio Urias* | Was | mr | 23 | 3.79 | 7 | 5 | 5 | 74 | 1 | 1 | 0 | 80.2 | 77 | 37 | 34 | 33 | 87 | 9 | 4 |
| Jason Vargas* | Cin | sp | 37 | 8.00 | 4 | 2 | 1 | 30 | 5 | 0 | 0 | 54.0 | 63 | 51 | 48 | 40 | 41 | 13 | 6 |
| Felipe Vazquez* | ChN | cl | 28 | 2.16 | 0 | 3 | 5 | 16 | 0 | 0 | 0 | 16.2 | 11 | 4 | 4 | 5 | 21 | 2 | 3 |
| Felipe Vazquez* | Atl | cl | 28 | 4.25 | 4 | 2 | 6 | 50 | 0 | 0 | 0 | 42.1 | 36 | 21 | 20 | 19 | 62 | 8 | 3 |
| Felipe Vazquez* |   | cl | 28 | 3.66 | 4 | 5 | 11 | 66 | 0 | 0 | 0 | 59.0 | 47 | 25 | 24 | 24 | 83 | 10 | 6 |
| Vincent Velasquez | Tor | sp | 28 | 7.98 | 0 | 2 | 0 | 3 | 3 | 0 | 0 | 14.2 | 21 | 18 | 13 | 4 | 19 | 6 | 0 |
| Austin Voth | Mil | sp | 28 | 2.77 | 2 | 1 | 0 | 10 | 8 | 0 | 0 | 48.2 | 36 | 15 | 15 | 19 | 57 | 2 | 2 |
| Michael Wacha | StL | sp | 28 | 0.00 | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 1.0 | 0 | 0 | 0 | 0 | 2 | 0 | 0 |
| Jacob Waguespack | StL | sp | 26 | 9.61 | 0 | 0 | 0 | 7 | 0 | 0 | 0 | 19.2 | 24 | 22 | 21 | 17 | 15 | 2 | 2 |
| Adam Wainwright | Mia | sp | 38 | 8.74 | 0 | 2 | 0 | 4 | 4 | 0 | 0 | 22.2 | 38 | 23 | 22 | 12 | 21 | 7 | 2 |
| Adam Wainwright | SF | sp | 38 | 5.57 | 1 | 2 | 0 | 3 | 3 | 0 | 0 | 21.0 | 25 | 13 | 13 | 8 | 21 | 4 | 0 |
| Adam Wainwright |   | sp | 38 | 7.21 | 1 | 4 | 0 | 7 | 7 | 0 | 0 | 43.2 | 63 | 36 | 35 | 20 | 42 | 11 | 2 |
| Tony Watson* | Cin | mr | 35 | 8.08 | 2 | 2 | 1 | 43 | 0 | 0 | 0 | 42.1 | 58 | 41 | 38 | 11 | 36 | 14 | 6 |
| Luke Weaver | Pit | sp | 26 | 3.56 | 7 | 2 | 0 | 13 | 13 | 0 | 0 | 73.1 | 84 | 39 | 29 | 10 | 87 | 9 | 7 |
| Jacob Webb | Was | mr | 26 | 1.96 | 0 | 0 | 0 | 19 | 0 | 0 | 0 | 18.1 | 16 | 4 | 4 | 14 | 17 | 1 | 7 |
| Logan Webb | ChN | sp | 23 | 2.28 | 1 | 2 | 0 | 5 | 5 | 0 | 0 | 27.2 | 24 | 13 | 7 | 14 | 26 | 1 | 1 |
| Tyler Webb* | LA | mr | 29 | 3.23 | 6 | 1 | 27 | 62 | 0 | 0 | 0 | 55.2 | 27 | 20 | 20 | 22 | 36 | 9 | 1 |
| Zack Wheeler | Pit | sp | 30 | 4.64 | 7 | 11 | 0 | 33 | 33 | 0 | 0 | 186.1 | 194 | 109 | 96 | 57 | 176 | 18 | 15 |
| Rowan Wick | LA | mr | 27 | 4.41 | 2 | 4 | 5 | 41 | 0 | 0 | 0 | 34.2 | 26 | 17 | 17 | 28 | 30 | 5 | 3 |
| Trevor Williams | Cin | sp | 28 | 14.54 | 0 | 0 | 0 | 4 | 0 | 0 | 0 | 8.2 | 21 | 14 | 14 | 3 | 6 | 5 | 0 |
| Bryse Wilson | Atl | sp | 22 | 6.75 | 0 | 0 | 0 | 2 | 0 | 0 | 0 | 1.1 | 2 | 1 | 1 | 1 | 1 | 0 | 0 |
| Justin Wilson* | StL | mr | 32 | 2.49 | 1 | 3 | 4 | 42 | 0 | 0 | 0 | 43.1 | 27 | 12 | 12 | 24 | 48 | 4 | 9 |
| Trey Wingenter | StL | mr | 26 | 5.07 | 6 | 2 | 3 | 47 | 0 | 0 | 0 | 55.0 | 38 | 31 | 31 | 47 | 81 | 8 | 5 |
| Nick Wittgren | Atl | mr | 29 | 6.32 | 4 | 3 | 1 | 56 | 0 | 0 | 0 | 52.2 | 65 | 37 | 37 | 19 | 51 | 17 | 4 |
| Alex Wood* | ChN | sp | 29 | 6.75 | 0 | 0 | 0 | 1 | 1 | 0 | 0 | 5.1 | 7 | 4 | 4 | 2 | 4 | 1 | 1 |
| Brandon Woodruff | ChN | sp | 27 | 4.50 | 7 | 6 | 0 | 21 | 21 | 1 | 0 | 132.0 | 135 | 70 | 66 | 44 | 163 | 17 | 17 |
| Kyle Wright | Atl | sp | 24 | 0.00 | 1 | 0 | 0 | 2 | 0 | 0 | 0 | 2.1 | 2 | 0 | 0 | 0 | 2 | 0 | 0 |
| Jordan Yamamoto | NYM | sp | 24 | 4.57 | 5 | 4 | 2 | 28 | 12 | 0 | 0 | 84.2 | 81 | 50 | 43 | 45 | 89 | 19 | 8 |
| Kirby Yates | StL | cl | 33 | 0.77 | 6 | 4 | 45 | 64 | 0 | 0 | 0 | 70.0 | 42 | 8 | 6 | 16 | 110 | 3 | 5 |
| Alex Young* | Was | sp | 26 | 5.38 | 4 | 4 | 0 | 11 | 11 | 0 | 0 | 73.2 | 70 | 47 | 44 | 20 | 62 | 18 | 5 |
| T.J. Zeuch | ChN | sp | 24 | 6.06 | 0 | 2 | 1 | 14 | 0 | 0 | 0 | 16.1 | 19 | 11 | 11 | 7 | 19 | 2 | 0 |
| Secondary |
| Name | Team | P | Age | SB | CS | IW | HBP | WP | BK | SH | SF | H/9 | BB/9 | R/9 | K/9 | HR/9 | K/BB | WHIP |
| Jason Adam | Mil | mr | 28 | 1 | 0 | 1 | 0 | 0 | 1 | 0 | 1 | 8.1 | 5.4 | 13.5 | 5.4 | 0.0 | 1.0 | 1.50 |
| Matt Albers | ChN | mr | 37 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 19.9 | 8.5 | 28.4 | 4.3 | 2.8 | 0.5 | 3.16 |
| Sandy Alcantara | NYM | sp | 24 | 5 | 4 | 1 | 7 | 1 | 2 | 2 | 5 | 9.4 | 2.6 | 12.3 | 6.7 | 1.2 | 2.5 | 1.33 |
| Chase Anderson | Mil | sp | 32 | 5 | 0 | 1 | 3 | 0 | 1 | 2 | 6 | 12.3 | 2.8 | 15.6 | 5.6 | 2.6 | 2.0 | 1.68 |
| Nick Anderson | Mil | mr | 29 | 0 | 0 | 1 | 2 | 1 | 0 | 0 | 0 | 9.5 | 2.6 | 12.8 | 14.5 | 1.6 | 5.5 | 1.35 |
| Tyler Anderson* | Mia | sp | 30 | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 1 | 8.5 | 3.0 | 12.0 | 9.5 | 1.5 | 3.2 | 1.28 |
| Chris Archer | NYM | sp | 31 | 6 | 4 | 1 | 1 | 5 | 0 | 4 | 1 | 7.6 | 5.4 | 13.0 | 12.0 | 1.5 | 2.2 | 1.44 |
| Jake Arrieta | LA | sp | 34 | 9 | 2 | 0 | 5 | 6 | 0 | 4 | 3 | 11.7 | 4.4 | 16.6 | 6.4 | 2.2 | 1.5 | 1.79 |
| Luis Avilan* | Mia | mr | 30 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 9.0 | 6.0 | 15.0 | 6.0 | 3.0 | 1.0 | 1.67 |
| Michel Baez | Atl | mr | 24 | 0 | 1 | 1 | 0 | 1 | 2 | 1 | 1 | 8.1 | 3.7 | 11.8 | 8.9 | 0.8 | 2.4 | 1.31 |
| Pedro Baez | StL | mr | 32 | 2 | 2 | 2 | 5 | 0 | 0 | 0 | 3 | 5.9 | 1.9 | 8.5 | 8.5 | 1.4 | 4.4 | 0.88 |
| Trevor Bauer | LA | sp | 29 | 13 | 5 | 1 | 13 | 9 | 0 | 4 | 3 | 6.7 | 3.3 | 10.6 | 9.9 | 1.4 | 3.0 | 1.11 |
| Tyler Beede | Was | sp | 27 | 5 | 1 | 0 | 4 | 11 | 0 | 0 | 2 | 12.4 | 2.7 | 15.4 | 8.1 | 2.3 | 3.0 | 1.67 |
| Ty Blach* | Cin | sp | 29 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 7.4 | 7.4 | 14.7 | 14.7 | 0.0 | 2.0 | 1.64 |
| Matt Bowman | Cin | mr | 29 | 2 | 0 | 4 | 1 | 5 | 0 | 0 | 1 | 8.7 | 4.5 | 13.5 | 6.4 | 0.5 | 1.4 | 1.47 |
| Chasen Bradford | Mia | mr | 30 | 1 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 12.5 | 2.1 | 14.5 | 10.4 | 8.3 | 5.0 | 1.62 |
| Archie Bradley | Pit | cl | 27 | 2 | 0 | 0 | 2 | 0 | 0 | 0 | 3 | 8.8 | 3.7 | 12.9 | 9.8 | 0.6 | 2.7 | 1.39 |
| Steven Brault* | NYM | sp | 28 | 4 | 0 | 0 | 6 | 5 | 1 | 2 | 7 | 8.8 | 4.1 | 13.4 | 9.7 | 0.8 | 2.3 | 1.44 |
| John Brebbia | Mil | mr | 30 | 0 | 0 | 4 | 3 | 0 | 0 | 1 | 4 | 7.9 | 3.3 | 11.5 | 9.6 | 0.7 | 2.9 | 1.24 |
| Austin Brice | Tor | mr | 28 | 3 | 0 | 0 | 5 | 2 | 0 | 0 | 0 | 8.8 | 3.4 | 13.1 | 9.0 | 0.9 | 2.6 | 1.36 |
| Walker Buehler | Pit | sp | 25 | 4 | 1 | 0 | 11 | 3 | 0 | 3 | 3 | 7.2 | 1.7 | 9.3 | 10.4 | 1.1 | 6.3 | 0.98 |
| Madison Bumgarner* | Was | sp | 30 | 7 | 3 | 0 | 9 | 2 | 0 | 1 | 5 | 9.9 | 2.4 | 12.6 | 8.1 | 1.4 | 3.4 | 1.36 |
| Luis Castillo | SF | sp | 27 | 10 | 5 | 2 | 4 | 4 | 9 | 4 | 2 | 8.1 | 4.1 | 12.4 | 10.0 | 1.0 | 2.4 | 1.36 |
| Miguel Castro | Mia | mr | 25 | 2 | 0 | 1 | 4 | 3 | 2 | 1 | 3 | 6.7 | 4.3 | 11.8 | 8.0 | 0.9 | 1.8 | 1.23 |
| Jhoulys Chacin | Tor | sp | 32 | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 13.5 | 5.8 | 19.3 | 5.8 | 3.9 | 1.0 | 2.14 |
| Andrew Chafin* | Mia | mr | 30 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 11.7 | 5.2 | 16.9 | 13.7 | 2.0 | 2.6 | 1.88 |
| Aroldis Chapman* | Tor | cl | 32 | 1 | 0 | 1 | 1 | 3 | 0 | 1 | 1 | 7.8 | 4.2 | 12.2 | 13.8 | 1.0 | 3.3 | 1.34 |
| Tyler Chatwood | LA | mr | 30 | 5 | 1 | 0 | 3 | 7 | 0 | 1 | 1 | 10.2 | 6.9 | 17.6 | 8.4 | 0.7 | 1.2 | 1.90 |
| Steve Cishek | Mia | mr | 34 | 2 | 0 | 0 | 7 | 1 | 0 | 0 | 2 | 6.8 | 5.6 | 15.0 | 6.8 | 0.0 | 1.2 | 1.38 |
| Steve Cishek | SF | mr | 34 | 2 | 0 | 0 | 3 | 2 | 0 | 1 | 1 | 6.8 | 3.4 | 11.3 | 4.5 | 1.1 | 1.3 | 1.13 |
| Steve Cishek |   | mr | 34 | 4 | 0 | 0 | 10 | 3 | 0 | 1 | 3 | 6.8 | 4.5 | 13.1 | 5.6 | 0.6 | 1.3 | 1.25 |
| Tyler Clippard | SF | mr | 35 | 2 | 1 | 0 | 8 | 3 | 1 | 0 | 1 | 8.4 | 2.8 | 12.5 | 8.7 | 1.3 | 3.1 | 1.24 |
| Gerrit Cole | StL | sp | 29 | 14 | 5 | 1 | 7 | 3 | 3 | 3 | 2 | 8.7 | 2.9 | 11.8 | 13.4 | 1.4 | 4.7 | 1.28 |
| Patrick Corbin* | Tor | sp | 30 | 18 | 2 | 4 | 5 | 4 | 0 | 5 | 3 | 8.8 | 3.4 | 12.4 | 10.5 | 1.4 | 3.0 | 1.36 |
| Stefan Crichton | Pit | mr | 28 | 1 | 0 | 0 | 2 | 0 | 0 | 0 | 0 | 9.8 | 1.4 | 11.8 | 10.1 | 1.1 | 7.2 | 1.25 |
| Kyle Crick | LA | mr | 27 | 1 | 0 | 0 | 0 | 1 | 0 | 1 | 0 | 11.6 | 5.8 | 17.4 | 12.9 | 5.1 | 2.2 | 1.93 |
| Yu Darvish | Tor | sp | 33 | 20 | 4 | 0 | 13 | 10 | 0 | 2 | 2 | 8.1 | 3.2 | 11.9 | 11.6 | 2.6 | 3.7 | 1.25 |
| Zach Davies | Cin | sp | 27 | 7 | 3 | 2 | 2 | 2 | 0 | 6 | 7 | 9.7 | 3.9 | 13.6 | 5.7 | 1.4 | 1.5 | 1.50 |
| Jacob deGrom | Cin | sp | 32 | 13 | 4 | 0 | 8 | 3 | 0 | 4 | 2 | 8.0 | 2.1 | 10.4 | 11.4 | 1.4 | 5.5 | 1.12 |
| Anthony DeSclafani | Cin | sp | 30 | 9 | 1 | 1 | 3 | 1 | 2 | 2 | 3 | 9.0 | 2.3 | 11.4 | 9.7 | 2.1 | 4.3 | 1.25 |
| Edwin Diaz | ChN | cl | 26 | 7 | 0 | 2 | 5 | 2 | 0 | 3 | 1 | 11.1 | 4.7 | 16.7 | 13.8 | 2.1 | 3.0 | 1.75 |
| Jairo Diaz | ChN | mr | 29 | 1 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 7.9 | 6.4 | 14.3 | 7.9 | 0.0 | 1.3 | 1.59 |
| Seranthony Dominguez | LA | mr | 25 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.0 | 5.4 | 5.4 | 5.4 | 0.0 | 1.0 | 0.60 |
| Sean Doolittle* | Cin | cl | 33 | 1 | 1 | 2 | 4 | 1 | 0 | 0 | 3 | 8.3 | 2.3 | 11.2 | 9.8 | 1.8 | 4.3 | 1.17 |
| Jon Duplantier | Cin | mr | 25 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 9.8 | 9.8 | 19.6 | 12.3 | 0.0 | 1.3 | 2.18 |
| Sam Dyson | Cin | mr | 32 | 3 | 0 | 2 | 2 | 3 | 0 | 1 | 2 | 7.9 | 2.4 | 10.6 | 5.9 | 0.9 | 2.4 | 1.14 |
| Carl Edwards | Atl | mr | 28 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 4.2 | 10.4 | 14.5 | 14.5 | 2.1 | 1.4 | 1.62 |
| Zach Eflin | Was | sp | 26 | 8 | 6 | 0 | 6 | 2 | 0 | 8 | 0 | 10.4 | 2.2 | 12.9 | 7.0 | 1.7 | 3.2 | 1.40 |
| Carlos Estevez | Mil | mr | 27 | 3 | 0 | 1 | 0 | 2 | 1 | 0 | 1 | 9.3 | 2.6 | 11.9 | 11.0 | 1.2 | 4.2 | 1.32 |
| Marco Estrada | NYM | sp | 36 | 1 | 0 | 0 | 2 | 3 | 0 | 1 | 2 | 15.4 | 3.9 | 20.6 | 4.5 | 3.9 | 1.2 | 2.14 |
| Erick Fedde | Atl | sp | 27 | 4 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 9.6 | 5.8 | 15.4 | 6.8 | 1.0 | 1.2 | 1.71 |
| Michael Feliz | Was | mr | 27 | 2 | 1 | 0 | 4 | 0 | 2 | 0 | 0 | 7.8 | 2.8 | 11.3 | 11.0 | 2.2 | 3.9 | 1.19 |
| Caleb Ferguson* | NYM | mr | 23 | 1 | 1 | 0 | 4 | 0 | 6 | 2 | 2 | 10.0 | 5.5 | 16.4 | 11.7 | 2.3 | 2.1 | 1.73 |
| Mike Fiers | Mia | sp | 35 | 11 | 8 | 1 | 13 | 14 | 2 | 9 | 8 | 9.2 | 3.3 | 13.1 | 5.8 | 1.6 | 1.7 | 1.39 |
| Jack Flaherty | Tor | sp | 24 | 8 | 4 | 1 | 10 | 4 | 0 | 4 | 5 | 7.7 | 2.7 | 10.8 | 10.6 | 1.5 | 3.9 | 1.16 |
| Mike Foltynewicz | Atl | sp | 28 | 5 | 1 | 1 | 3 | 0 | 0 | 4 | 3 | 7.2 | 3.6 | 11.0 | 7.4 | 1.5 | 2.0 | 1.20 |
| Kyle Freeland* | ChN | sp | 27 | 0 | 0 | 1 | 1 | 0 | 0 | 1 | 0 | 12.1 | 3.8 | 16.2 | 5.8 | 2.3 | 1.5 | 1.77 |
| Max Fried* | ChN | sp | 26 | 7 | 4 | 7 | 3 | 5 | 1 | 1 | 2 | 9.7 | 2.6 | 12.5 | 9.5 | 1.2 | 3.7 | 1.37 |
| Giovanny Gallegos | SF | mr | 28 | 3 | 1 | 2 | 7 | 3 | 4 | 1 | 1 | 7.1 | 2.5 | 10.5 | 12.1 | 0.9 | 4.9 | 1.06 |
| Zac Gallen | SF | sp | 24 | 5 | 3 | 0 | 2 | 2 | 0 | 0 | 1 | 5.9 | 4.7 | 10.8 | 11.7 | 0.6 | 2.5 | 1.18 |
| John Gant | Atl | mr | 27 | 0 | 4 | 1 | 0 | 0 | 0 | 2 | 2 | 7.8 | 3.9 | 11.7 | 7.0 | 0.5 | 1.8 | 1.30 |
| Jarlin Garcia* | LA | mr | 27 | 0 | 0 | 0 | 0 | 3 | 1 | 1 | 3 | 7.3 | 2.9 | 10.3 | 7.0 | 1.2 | 2.4 | 1.14 |
| Yimi Garcia | Mia | mr | 29 | 5 | 1 | 0 | 5 | 0 | 0 | 0 | 1 | 8.7 | 1.9 | 11.4 | 9.5 | 3.2 | 5.0 | 1.18 |
| Amir Garrett* | Mia | mr | 28 | 0 | 0 | 0 | 2 | 2 | 0 | 0 | 0 | 7.9 | 7.4 | 16.3 | 13.0 | 2.3 | 1.8 | 1.71 |
| Amir Garrett* | SF | mr | 28 | 0 | 1 | 0 | 0 | 2 | 1 | 0 | 0 | 5.2 | 5.8 | 11.0 | 11.8 | 0.3 | 2.0 | 1.22 |
| Amir Garrett* |   | mr | 28 | 0 | 1 | 0 | 2 | 4 | 1 | 0 | 0 | 6.2 | 6.4 | 13.0 | 12.3 | 1.0 | 1.9 | 1.40 |
| Kevin Gausman | Pit | sp | 29 | 4 | 3 | 0 | 2 | 0 | 0 | 3 | 3 | 9.7 | 2.3 | 12.3 | 9.4 | 1.1 | 4.0 | 1.34 |
| Sam Gaviglio | LA | mr | 30 | 1 | 0 | 0 | 1 | 0 | 3 | 1 | 3 | 9.3 | 1.8 | 11.1 | 8.1 | 1.9 | 4.6 | 1.23 |
| Cory Gearrin | ChN | mr | 34 | 7 | 1 | 3 | 2 | 6 | 5 | 1 | 3 | 12.1 | 4.4 | 16.8 | 6.0 | 1.1 | 1.4 | 1.83 |
| Ken Giles | ChN | cl | 29 | 1 | 0 | 1 | 0 | 2 | 0 | 1 | 1 | 7.1 | 5.6 | 12.7 | 11.9 | 2.4 | 2.1 | 1.41 |
| Ken Giles | SF | cl | 29 | 6 | 0 | 1 | 0 | 2 | 1 | 0 | 0 | 5.9 | 4.1 | 10.0 | 13.5 | 0.8 | 3.3 | 1.11 |
| Ken Giles |   | cl | 29 | 7 | 0 | 2 | 0 | 4 | 1 | 1 | 1 | 6.2 | 4.4 | 10.6 | 13.2 | 1.1 | 3.0 | 1.17 |
| Kevin Ginkel | Was | mr | 26 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 10.2 | 1.5 | 11.7 | 8.8 | 1.5 | 6.0 | 1.30 |
| Lucas Giolito | Pit | sp | 25 | 10 | 6 | 0 | 11 | 3 | 0 | 1 | 2 | 6.9 | 3.4 | 10.8 | 10.4 | 0.9 | 3.0 | 1.14 |
| Tyler Glasnow | Atl | sp | 26 | 7 | 3 | 0 | 3 | 4 | 0 | 1 | 4 | 7.3 | 1.9 | 9.6 | 12.8 | 1.1 | 6.9 | 1.02 |
| Zack Godley | Cin | mr | 30 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 8.3 | 6.2 | 14.5 | 4.2 | 2.1 | 0.7 | 1.62 |
| Tony Gonsolin | Was | sp | 26 | 0 | 0 | 0 | 3 | 4 | 0 | 1 | 0 | 10.4 | 3.2 | 14.2 | 8.3 | 1.4 | 2.6 | 1.51 |
| Chi Chi Gonzalez | SF | sp | 28 | 0 | 0 | 1 | 1 | 1 | 0 | 0 | 1 | 7.8 | 6.5 | 14.8 | 4.4 | 2.2 | 0.7 | 1.60 |
| Gio Gonzalez* | Mil | sp | 34 | 1 | 0 | 1 | 2 | 7 | 0 | 2 | 0 | 8.6 | 3.7 | 12.5 | 8.9 | 1.0 | 2.4 | 1.37 |
| Trevor Gott | LA | mr | 27 | 3 | 0 | 0 | 4 | 2 | 0 | 1 | 1 | 7.8 | 2.9 | 11.3 | 8.8 | 0.7 | 3.1 | 1.18 |
| Jon Gray | ChN | sp | 28 | 8 | 0 | 1 | 3 | 5 | 0 | 1 | 4 | 10.8 | 3.3 | 14.3 | 9.2 | 1.3 | 2.8 | 1.57 |
| Jon Gray | SF | sp | 28 | 2 | 0 | 0 | 0 | 1 | 0 | 2 | 3 | 10.6 | 2.3 | 12.9 | 10.6 | 1.3 | 4.7 | 1.43 |
| Jon Gray |   | sp | 28 | 10 | 0 | 1 | 3 | 6 | 0 | 3 | 7 | 10.8 | 3.1 | 14.1 | 9.5 | 1.3 | 3.0 | 1.54 |
| Sonny Gray | Cin | sp | 30 | 7 | 2 | 2 | 5 | 8 | 1 | 3 | 2 | 8.4 | 4.7 | 13.3 | 10.2 | 1.1 | 2.2 | 1.45 |
| Zack Greinke | Atl | sp | 36 | 5 | 5 | 2 | 10 | 1 | 1 | 1 | 3 | 8.1 | 1.3 | 9.8 | 8.7 | 0.7 | 6.5 | 1.05 |
| Robert Gsellman | Was | mr | 26 | 1 | 0 | 0 | 2 | 0 | 0 | 0 | 1 | 9.6 | 2.9 | 14.5 | 7.7 | 4.8 | 2.7 | 1.39 |
| Junior Guerra | SF | mr | 35 | 0 | 4 | 0 | 3 | 4 | 0 | 1 | 1 | 5.7 | 3.5 | 9.5 | 6.1 | 0.7 | 1.7 | 1.02 |
| Jandel Gustave | Pit | mr | 27 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 8.4 | 3.5 | 11.9 | 4.2 | 0.7 | 1.2 | 1.32 |
| Josh Hader* | Pit | cl | 26 | 1 | 1 | 0 | 2 | 0 | 0 | 0 | 0 | 6.7 | 2.7 | 9.7 | 16.0 | 2.0 | 6.0 | 1.05 |
| Cole Hamels* | LA | sp | 36 | 11 | 3 | 3 | 7 | 3 | 0 | 5 | 3 | 8.8 | 3.7 | 12.9 | 8.1 | 1.2 | 2.2 | 1.39 |
| Brad Hand* | SF | cl | 30 | 3 | 0 | 0 | 1 | 0 | 0 | 1 | 3 | 9.6 | 2.4 | 12.2 | 12.0 | 1.7 | 4.9 | 1.34 |
| Andrew Heaney* | Atl | sp | 29 | 1 | 1 | 0 | 2 | 2 | 0 | 2 | 0 | 8.4 | 2.6 | 11.3 | 12.2 | 1.0 | 4.6 | 1.23 |
| Ryan Helsley | Atl | mr | 25 | 1 | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 9.0 | 5.1 | 14.1 | 7.4 | 1.2 | 1.5 | 1.57 |
| Kyle Hendricks | Mia | sp | 30 | 12 | 2 | 1 | 11 | 0 | 0 | 3 | 7 | 8.2 | 1.5 | 10.2 | 7.3 | 0.7 | 4.9 | 1.07 |
| Elieser Hernandez | NYM | sp | 25 | 1 | 1 | 2 | 10 | 2 | 3 | 2 | 4 | 9.8 | 4.6 | 15.4 | 7.9 | 3.1 | 1.7 | 1.59 |
| Jordan Hicks | Mia | cl | 23 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 12.8 | 7.1 | 19.9 | 11.4 | 1.4 | 1.6 | 2.21 |
| Rich Hill* | NYM | sp | 40 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 1 | 9.0 | 0.0 | 10.3 | 12.9 | 2.6 | 99.0 | 1.00 |
| Adrian Houser | Was | sp | 27 | 6 | 2 | 0 | 6 | 4 | 0 | 6 | 1 | 10.2 | 4.3 | 15.0 | 9.3 | 1.7 | 2.2 | 1.62 |
| Dakota Hudson | Pit | sp | 25 | 7 | 4 | 1 | 10 | 4 | 0 | 4 | 5 | 9.8 | 3.9 | 14.1 | 7.2 | 1.4 | 1.9 | 1.52 |
| Daniel Hudson | Cin | mr | 33 | 0 | 0 | 2 | 1 | 2 | 0 | 0 | 0 | 10.2 | 3.1 | 13.7 | 9.3 | 0.3 | 3.0 | 1.48 |
| Daniel Hudson | Mil | mr | 33 | 4 | 0 | 2 | 3 | 1 | 0 | 0 | 5 | 7.0 | 2.7 | 10.2 | 7.0 | 1.1 | 2.6 | 1.07 |
| Daniel Hudson |   | mr | 33 | 4 | 0 | 4 | 4 | 3 | 0 | 0 | 5 | 8.2 | 2.8 | 11.5 | 7.8 | 0.8 | 2.8 | 1.22 |
| Jared Hughes | Cin | mr | 34 | 4 | 1 | 3 | 1 | 3 | 0 | 1 | 1 | 8.5 | 3.0 | 11.6 | 6.2 | 1.1 | 2.1 | 1.28 |
| Raisel Iglesias | Atl | cl | 30 | 0 | 2 | 4 | 2 | 0 | 0 | 2 | 4 | 8.7 | 2.5 | 11.5 | 11.5 | 1.8 | 4.5 | 1.25 |
| Luke Jackson | Cin | cl | 28 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 1 | 8.2 | 3.5 | 11.7 | 12.3 | 0.9 | 3.5 | 1.30 |
| Luke Jackson | Mil | cl | 28 | 1 | 1 | 2 | 1 | 0 | 0 | 0 | 1 | 12.9 | 5.4 | 18.7 | 7.9 | 1.2 | 1.5 | 2.03 |
| Luke Jackson |   | cl | 28 | 1 | 1 | 3 | 1 | 0 | 0 | 0 | 2 | 10.1 | 4.3 | 14.6 | 10.5 | 1.0 | 2.4 | 1.61 |
| Kenley Jansen | Tor | cl | 32 | 7 | 2 | 1 | 5 | 2 | 2 | 0 | 0 | 10.2 | 2.6 | 13.5 | 11.8 | 2.5 | 4.5 | 1.42 |
| Tommy Kahnle | Tor | mr | 30 | 4 | 1 | 0 | 5 | 4 | 0 | 0 | 1 | 8.6 | 4.2 | 13.7 | 12.7 | 2.0 | 3.0 | 1.43 |
| Keone Kela | Cin | mr | 27 | 0 | 0 | 4 | 0 | 2 | 0 | 0 | 1 | 7.8 | 4.3 | 12.1 | 8.3 | 2.3 | 1.9 | 1.34 |
| Joe Kelly | LA | mr | 32 | 0 | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 10.2 | 4.1 | 14.3 | 11.7 | 1.0 | 2.9 | 1.58 |
| Joe Kelly | Tor | mr | 32 | 4 | 1 | 0 | 1 | 6 | 0 | 0 | 0 | 10.2 | 3.1 | 13.5 | 10.2 | 0.7 | 3.3 | 1.47 |
| Joe Kelly |   | mr | 32 | 4 | 2 | 0 | 1 | 7 | 0 | 0 | 0 | 10.2 | 3.4 | 13.7 | 10.7 | 0.8 | 3.1 | 1.51 |
| Merrill Kelly | Mil | sp | 31 | 7 | 1 | 5 | 2 | 6 | 0 | 8 | 4 | 8.9 | 3.0 | 12.0 | 7.6 | 1.6 | 2.5 | 1.33 |
| Clayton Kershaw* | Mia | sp | 32 | 0 | 1 | 1 | 2 | 4 | 0 | 3 | 1 | 9.3 | 2.2 | 11.7 | 8.4 | 1.7 | 3.8 | 1.28 |
| Clayton Kershaw* | ChN | sp | 32 | 2 | 1 | 1 | 0 | 1 | 1 | 0 | 1 | 10.3 | 3.7 | 14.1 | 10.9 | 1.7 | 2.9 | 1.56 |
| Clayton Kershaw* | SF | sp | 32 | 0 | 0 | 0 | 2 | 0 | 0 | 2 | 1 | 10.2 | 2.7 | 13.2 | 9.0 | 1.4 | 3.3 | 1.43 |
| Clayton Kershaw* |   | sp | 32 | 2 | 2 | 2 | 4 | 5 | 1 | 5 | 3 | 9.7 | 2.6 | 12.5 | 9.0 | 1.6 | 3.4 | 1.37 |
| Dallas Keuchel* | Mil | sp | 32 | 2 | 1 | 0 | 4 | 3 | 0 | 1 | 0 | 6.3 | 3.6 | 10.5 | 5.9 | 1.0 | 1.6 | 1.10 |
| Brandon Kintzler | Mia | mr | 35 | 0 | 1 | 1 | 5 | 0 | 0 | 1 | 1 | 9.3 | 2.1 | 12.2 | 5.2 | 1.0 | 2.5 | 1.27 |
| Dinelson Lamet | Mil | sp | 27 | 6 | 1 | 0 | 9 | 7 | 0 | 4 | 4 | 5.3 | 3.4 | 9.6 | 12.6 | 1.4 | 3.8 | 0.96 |
| Eric Lauer* | Was | sp | 25 | 1 | 1 | 0 | 6 | 0 | 0 | 0 | 2 | 11.2 | 2.1 | 14.1 | 8.8 | 1.8 | 4.2 | 1.48 |
| Wade LeBlanc* | LA | mr | 35 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 17.3 | 2.8 | 20.1 | 6.9 | 2.8 | 2.5 | 2.23 |
| Francisco Liriano* | ChN | mr | 36 | 1 | 0 | 1 | 1 | 0 | 0 | 0 | 1 | 9.7 | 6.3 | 16.3 | 9.2 | 1.0 | 1.5 | 1.78 |
| Francisco Liriano* | StL | mr | 36 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 10.8 | 4.9 | 15.7 | 8.8 | 2.9 | 1.8 | 1.75 |
| Francisco Liriano* |   | mr | 36 | 2 | 0 | 1 | 1 | 0 | 0 | 0 | 1 | 10.1 | 5.8 | 16.1 | 9.1 | 1.7 | 1.6 | 1.77 |
| Pablo Lopez | Tor | sp | 24 | 1 | 1 | 0 | 2 | 1 | 0 | 0 | 0 | 12.0 | 1.5 | 16.5 | 7.5 | 0.0 | 5.0 | 1.50 |
| Reynaldo Lopez | Tor | sp | 26 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 15.1 | 5.4 | 20.5 | 8.6 | 1.1 | 1.6 | 2.28 |
| Yoan Lopez | Atl | mr | 27 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 1 | 11.1 | 5.1 | 16.3 | 4.7 | 2.1 | 0.9 | 1.81 |
| Michael Lorenzen | SF | mr | 28 | 3 | 2 | 2 | 0 | 4 | 0 | 3 | 3 | 11.8 | 4.0 | 15.9 | 7.8 | 1.0 | 1.9 | 1.76 |
| Joey Lucchesi* | Was | sp | 27 | 13 | 6 | 0 | 4 | 7 | 0 | 2 | 6 | 8.6 | 3.1 | 11.9 | 9.0 | 1.6 | 2.9 | 1.30 |
| Seth Lugo | Atl | mr | 30 | 4 | 0 | 6 | 4 | 1 | 0 | 1 | 1 | 7.1 | 2.3 | 10.0 | 10.6 | 1.3 | 4.6 | 1.05 |
| Jordan Lyles | ChN | sp | 29 | 4 | 3 | 0 | 2 | 8 | 0 | 2 | 7 | 9.2 | 4.3 | 13.7 | 8.8 | 1.7 | 2.0 | 1.51 |
| Lance Lynn | StL | sp | 33 | 16 | 5 | 7 | 17 | 16 | 0 | 3 | 5 | 7.8 | 2.3 | 10.8 | 9.7 | 1.1 | 4.1 | 1.13 |
| Kenta Maeda | ChN | sp | 32 | 5 | 0 | 1 | 3 | 1 | 0 | 0 | 0 | 8.2 | 2.4 | 11.0 | 10.0 | 1.6 | 4.1 | 1.18 |
| Kenta Maeda | LA | sp | 32 | 2 | 1 | 0 | 0 | 1 | 0 | 1 | 1 | 7.1 | 3.7 | 10.7 | 9.0 | 2.4 | 2.5 | 1.19 |
| Kenta Maeda |   | sp | 32 | 7 | 1 | 1 | 3 | 2 | 0 | 1 | 1 | 7.7 | 3.0 | 10.9 | 9.5 | 2.0 | 3.2 | 1.19 |
| Tyler Mahle | ChN | sp | 25 | 9 | 1 | 4 | 2 | 2 | 4 | 2 | 2 | 11.0 | 3.0 | 14.1 | 8.9 | 2.1 | 3.0 | 1.55 |
| Tyler Mahle | Atl | sp | 25 | 1 | 0 | 0 | 2 | 1 | 1 | 1 | 1 | 14.2 | 2.7 | 17.8 | 8.7 | 3.2 | 3.2 | 1.88 |
| Tyler Mahle |   | sp | 25 | 10 | 1 | 4 | 4 | 3 | 5 | 3 | 3 | 11.5 | 2.9 | 14.7 | 8.9 | 2.3 | 3.0 | 1.60 |
| German Marquez | SF | sp | 25 | 5 | 4 | 1 | 6 | 11 | 1 | 4 | 4 | 10.0 | 2.4 | 12.7 | 10.0 | 1.4 | 4.2 | 1.37 |
| Chris Martin | Mia | mr | 34 | 3 | 0 | 1 | 1 | 1 | 0 | 1 | 1 | 5.9 | 0.5 | 6.5 | 8.9 | 0.8 | 18.7 | 0.71 |
| Carlos Martinez | NYM | cl | 28 | 0 | 0 | 0 | 1 | 5 | 0 | 1 | 0 | 9.9 | 3.9 | 14.0 | 9.1 | 0.4 | 2.4 | 1.53 |
| Steven Matz* | Mil | sp | 29 | 4 | 1 | 2 | 9 | 4 | 0 | 1 | 2 | 8.8 | 3.6 | 12.9 | 7.6 | 1.5 | 2.1 | 1.38 |
| Dustin May | Atl | mr | 22 | 0 | 2 | 0 | 4 | 2 | 0 | 0 | 0 | 8.5 | 0.4 | 9.8 | 6.0 | 0.2 | 14.5 | 0.99 |
| Mark Melancon | ChN | mr | 35 | 1 | 1 | 0 | 1 | 3 | 0 | 1 | 3 | 10.0 | 2.1 | 12.2 | 8.4 | 0.5 | 4.0 | 1.34 |
| Miles Mikolas | StL | sp | 31 | 3 | 6 | 3 | 10 | 8 | 3 | 5 | 2 | 9.5 | 2.2 | 12.1 | 7.1 | 1.6 | 3.3 | 1.30 |
| Wade Miley* | Mia | sp | 33 | 6 | 3 | 0 | 7 | 3 | 1 | 3 | 7 | 9.5 | 2.6 | 12.4 | 7.5 | 1.1 | 2.9 | 1.34 |
| Andrew Miller* | Mil | mr | 35 | 0 | 0 | 1 | 1 | 3 | 0 | 0 | 0 | 9.7 | 8.2 | 18.3 | 8.2 | 3.1 | 1.0 | 1.98 |
| A.J. Minter* | ChN | mr | 26 | 0 | 0 | 1 | 0 | 3 | 0 | 0 | 1 | 17.3 | 7.6 | 24.8 | 10.8 | 0.0 | 1.4 | 2.76 |
| Mike Montgomery* | ChN | mr | 30 | 1 | 0 | 1 | 3 | 2 | 0 | 1 | 1 | 11.5 | 4.8 | 17.2 | 5.9 | 2.8 | 1.2 | 1.81 |
| Adam Morgan* | NYM | mr | 30 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 1 | 7.1 | 3.8 | 11.4 | 8.5 | 0.9 | 2.3 | 1.21 |
| Mike Morin | NYM | mr | 29 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 2 | 14.7 | 5.2 | 20.4 | 6.2 | 2.8 | 1.2 | 2.21 |
| Reyes Moronta | StL | mr | 27 | 2 | 0 | 0 | 2 | 3 | 0 | 1 | 5 | 10.1 | 8.2 | 18.7 | 11.3 | 0.8 | 1.4 | 2.04 |
| Charlie Morton | StL | sp | 36 | 7 | 3 | 4 | 9 | 5 | 2 | 10 | 3 | 7.3 | 2.8 | 10.5 | 9.9 | 0.6 | 3.6 | 1.12 |
| Andres Munoz | Was | mr | 21 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 29.3 | 13.5 | 42.8 | 18.0 | 4.5 | 1.3 | 4.75 |
| Joe Musgrove | ChN | sp | 27 | 12 | 4 | 7 | 11 | 2 | 0 | 4 | 5 | 8.7 | 2.6 | 11.9 | 7.2 | 1.0 | 2.7 | 1.26 |
| Hector Neris | Mil | cl | 31 | 3 | 1 | 0 | 6 | 4 | 2 | 0 | 1 | 5.7 | 3.5 | 9.9 | 10.0 | 1.1 | 2.9 | 1.02 |
| Sean Newcomb* | Mil | mr | 27 | 2 | 0 | 2 | 2 | 1 | 0 | 0 | 0 | 8.1 | 4.2 | 13.0 | 6.0 | 1.1 | 1.4 | 1.36 |
| Aaron Nola | NYM | sp | 27 | 18 | 5 | 1 | 5 | 1 | 0 | 7 | 4 | 8.7 | 4.0 | 12.9 | 9.7 | 1.3 | 2.4 | 1.41 |
| Scott Oberg | Mia | mr | 30 | 3 | 0 | 0 | 1 | 6 | 0 | 1 | 0 | 6.8 | 3.5 | 10.5 | 9.0 | 1.3 | 2.6 | 1.15 |
| Adam Ottavino | Mil | mr | 34 | 3 | 1 | 1 | 2 | 3 | 2 | 0 | 2 | 9.1 | 5.3 | 14.6 | 11.6 | 1.5 | 2.2 | 1.60 |
| Chris Paddack | Was | sp | 24 | 2 | 0 | 0 | 7 | 0 | 1 | 5 | 3 | 7.5 | 2.1 | 10.0 | 9.0 | 1.6 | 4.3 | 1.07 |
| Freddy Peralta | Mil | mr | 24 | 3 | 1 | 0 | 0 | 0 | 0 | 0 | 1 | 9.1 | 4.7 | 13.7 | 12.8 | 2.0 | 2.7 | 1.53 |
| Luis Perdomo | LA | mr | 27 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | 0 | 11.4 | 5.7 | 17.1 | 9.9 | 0.0 | 1.8 | 1.89 |
| Nick Pivetta | Tor | mr | 27 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 10.8 | 2.2 | 13.0 | 8.6 | 1.1 | 4.0 | 1.44 |
| Drew Pomeranz* | Tor | mr | 31 | 1 | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 20.0 | 9.4 | 29.3 | 9.4 | 2.3 | 1.0 | 3.26 |
| Daniel Ponce de Leon | SF | sp | 28 | 0 | 2 | 0 | 2 | 1 | 0 | 1 | 2 | 8.2 | 5.5 | 14.1 | 8.2 | 1.2 | 1.5 | 1.52 |
| Cal Quantrill | NYM | sp | 25 | 10 | 4 | 1 | 1 | 6 | 0 | 2 | 3 | 10.3 | 2.6 | 12.9 | 8.6 | 2.2 | 3.3 | 1.43 |
| Jose Quintana* | Mil | sp | 31 | 8 | 5 | 7 | 2 | 8 | 0 | 6 | 7 | 10.3 | 2.9 | 13.3 | 6.3 | 1.4 | 2.1 | 1.47 |
| Tanner Rainey | Tor | mr | 27 | 3 | 1 | 2 | 2 | 8 | 0 | 0 | 0 | 7.3 | 7.8 | 15.4 | 13.8 | 1.6 | 1.8 | 1.67 |
| Edubray Ramos | Mia | mr | 27 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 14.5 | 0.0 | 14.5 | 8.3 | 2.1 | 99.0 | 1.62 |
| Robbie Ray* | Cin | sp | 28 | 3 | 5 | 6 | 2 | 6 | 0 | 6 | 6 | 9.0 | 3.7 | 12.8 | 11.6 | 1.4 | 3.2 | 1.41 |
| Trevor Richards | LA | sp | 27 | 6 | 4 | 3 | 7 | 4 | 0 | 2 | 6 | 7.4 | 4.0 | 11.8 | 8.7 | 1.4 | 2.2 | 1.26 |
| Tanner Roark | Mia | sp | 33 | 6 | 2 | 0 | 8 | 1 | 0 | 2 | 2 | 11.5 | 2.2 | 14.2 | 8.4 | 1.4 | 3.9 | 1.52 |
| Hansel Robles | StL | cl | 29 | 3 | 1 | 2 | 1 | 5 | 0 | 3 | 3 | 7.4 | 2.6 | 10.1 | 8.4 | 0.6 | 3.2 | 1.11 |
| Jefry Rodriguez | Was | sp | 26 | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 1 | 7.9 | 2.9 | 10.8 | 8.3 | 1.7 | 2.9 | 1.20 |
| Tyler Rogers | Atl | mr | 29 | 0 | 0 | 0 | 1 | 3 | 0 | 0 | 0 | 5.3 | 2.7 | 8.4 | 6.2 | 0.4 | 2.3 | 0.89 |
| Sal Romano | Mia | mr | 26 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 13.5 | 0.0 | 16.9 | 16.9 | 3.4 | 99.0 | 1.50 |
| Sergio Romo | Cin | cl | 37 | 5 | 0 | 2 | 3 | 2 | 0 | 0 | 3 | 9.0 | 2.7 | 12.2 | 7.9 | 2.0 | 2.9 | 1.31 |
| Joe Ross | Pit | mr | 27 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 7.4 | 3.9 | 11.3 | 6.4 | 0.0 | 1.6 | 1.25 |
| Kyle Ryan* | Pit | mr | 28 | 0 | 1 | 1 | 2 | 0 | 0 | 0 | 0 | 6.9 | 5.1 | 12.3 | 7.6 | 1.1 | 1.5 | 1.34 |
| Hyun-Jin Ryu* | Mia | sp | 33 | 4 | 6 | 1 | 8 | 0 | 0 | 2 | 5 | 7.9 | 0.9 | 9.2 | 8.1 | 0.6 | 8.6 | 0.98 |
| Casey Sadler | Was | mr | 29 | 1 | 2 | 0 | 3 | 3 | 0 | 1 | 1 | 8.9 | 3.0 | 12.4 | 4.8 | 0.5 | 1.6 | 1.32 |
| Jeff Samardzija | ChN | sp | 35 | 2 | 3 | 0 | 1 | 4 | 0 | 2 | 0 | 10.1 | 3.1 | 13.3 | 7.7 | 2.1 | 2.5 | 1.46 |
| Jeff Samardzija | Atl | sp | 35 | 10 | 2 | 0 | 2 | 2 | 0 | 2 | 4 | 7.6 | 2.4 | 10.1 | 6.4 | 0.8 | 2.7 | 1.11 |
| Jeff Samardzija |   | sp | 35 | 12 | 5 | 0 | 3 | 6 | 0 | 4 | 4 | 8.3 | 2.5 | 11.0 | 6.8 | 1.2 | 2.6 | 1.20 |
| Aaron Sanchez | Mil | sp | 27 | 2 | 0 | 1 | 1 | 2 | 0 | 0 | 1 | 11.7 | 3.9 | 15.9 | 9.2 | 1.4 | 2.4 | 1.73 |
| Anibal Sanchez | Atl | sp | 36 | 18 | 3 | 7 | 7 | 1 | 4 | 4 | 3 | 8.4 | 2.6 | 11.5 | 6.9 | 1.3 | 2.6 | 1.23 |
| Max Scherzer | Tor | sp | 35 | 7 | 3 | 3 | 6 | 0 | 0 | 4 | 5 | 8.0 | 1.8 | 10.1 | 12.7 | 1.2 | 7.1 | 1.09 |
| Matt Shoemaker | Cin | sp | 33 | 0 | 0 | 0 | 2 | 0 | 0 | 0 | 1 | 5.6 | 1.9 | 8.1 | 7.0 | 0.6 | 3.6 | 0.84 |
| Lucas Sims | Was | mr | 26 | 4 | 2 | 0 | 3 | 0 | 0 | 0 | 0 | 8.9 | 5.8 | 15.3 | 11.5 | 1.6 | 2.0 | 1.63 |
| Tyler Skaggs* | StL | sp | 28 | 3 | 3 | 1 | 3 | 2 | 2 | 2 | 0 | 7.7 | 3.4 | 11.3 | 9.8 | 1.1 | 2.9 | 1.23 |
| Caleb Smith* | LA | sp | 28 | 10 | 3 | 1 | 8 | 9 | 3 | 7 | 5 | 8.5 | 4.6 | 13.7 | 8.3 | 2.6 | 1.8 | 1.46 |
| Will M Smith* | SF | cl | 30 | 0 | 2 | 0 | 1 | 5 | 0 | 0 | 1 | 6.5 | 3.4 | 10.0 | 11.6 | 1.6 | 3.4 | 1.09 |
| Mike Soroka | SF | sp | 22 | 8 | 6 | 2 | 6 | 2 | 0 | 3 | 11 | 9.4 | 2.9 | 12.7 | 6.5 | 0.6 | 2.3 | 1.37 |
| Craig Stammen | Pit | mr | 36 | 0 | 1 | 0 | 2 | 0 | 0 | 2 | 2 | 8.7 | 1.6 | 10.5 | 7.5 | 1.7 | 4.8 | 1.15 |
| Robert Stephenson | Pit | mr | 27 | 4 | 1 | 1 | 1 | 7 | 0 | 0 | 2 | 5.3 | 3.1 | 8.5 | 10.4 | 0.8 | 3.4 | 0.93 |
| Matt Strahm* | Tor | mr | 28 | 5 | 1 | 2 | 4 | 0 | 0 | 1 | 3 | 11.3 | 1.1 | 12.8 | 7.3 | 2.7 | 6.5 | 1.38 |
| Dan Straily | NYM | sp | 31 | 2 | 0 | 0 | 0 | 5 | 0 | 0 | 3 | 16.4 | 2.7 | 19.2 | 6.4 | 5.5 | 2.3 | 2.13 |
| Stephen Strasburg | SF | sp | 31 | 18 | 5 | 0 | 12 | 9 | 0 | 2 | 6 | 6.9 | 1.8 | 9.1 | 10.3 | 0.8 | 5.9 | 0.96 |
| Hunter Strickland | NYM | mr | 31 | 2 | 0 | 0 | 3 | 1 | 0 | 0 | 1 | 8.5 | 2.8 | 12.2 | 6.3 | 1.6 | 2.2 | 1.26 |
| Ross Stripling | Pit | mr | 30 | 3 | 2 | 1 | 2 | 4 | 0 | 1 | 3 | 8.0 | 2.2 | 10.3 | 9.1 | 0.7 | 4.3 | 1.13 |
| Marcus Stroman | Tor | sp | 29 | 13 | 2 | 1 | 2 | 5 | 0 | 9 | 3 | 9.0 | 3.0 | 12.1 | 7.1 | 0.9 | 2.4 | 1.33 |
| Pedro Strop | LA | mr | 35 | 0 | 0 | 0 | 5 | 4 | 0 | 1 | 0 | 6.4 | 3.5 | 10.8 | 9.4 | 1.0 | 2.7 | 1.09 |
| Ranger Suarez* | Mil | mr | 24 | 0 | 0 | 1 | 1 | 0 | 1 | 0 | 3 | 10.8 | 2.6 | 13.6 | 6.4 | 1.2 | 2.5 | 1.49 |
| Wander Suero | LA | mr | 28 | 3 | 0 | 1 | 0 | 1 | 1 | 4 | 3 | 5.6 | 2.0 | 7.6 | 7.2 | 0.8 | 3.7 | 0.84 |
| Brent Suter* | Mil | mr | 30 | 2 | 0 | 0 | 1 | 1 | 0 | 0 | 0 | 8.4 | 0.8 | 10.1 | 5.9 | 2.5 | 7.0 | 1.03 |
| Noah Syndergaard | Atl | sp | 27 | 22 | 2 | 2 | 6 | 1 | 0 | 7 | 1 | 10.1 | 2.3 | 12.8 | 8.5 | 0.9 | 3.7 | 1.38 |
| Jameson Taillon | LA | sp | 28 | 7 | 4 | 0 | 2 | 0 | 0 | 1 | 2 | 7.5 | 0.3 | 8.2 | 5.2 | 1.0 | 15.0 | 0.87 |
| Julio Teheran | NYM | sp | 29 | 9 | 5 | 0 | 18 | 2 | 0 | 6 | 5 | 8.3 | 3.5 | 12.6 | 7.6 | 1.6 | 2.2 | 1.30 |
| Ryan Tepera | NYM | mr | 32 | 1 | 0 | 0 | 1 | 4 | 0 | 1 | 2 | 8.4 | 2.4 | 11.1 | 6.4 | 1.7 | 2.7 | 1.20 |
| Trent Thornton | StL | sp | 26 | 2 | 1 | 7 | 3 | 3 | 0 | 4 | 2 | 10.9 | 5.3 | 16.4 | 8.2 | 2.0 | 1.5 | 1.79 |
| Josh Tomlin | ChN | mr | 35 | 1 | 0 | 0 | 2 | 1 | 0 | 0 | 3 | 9.3 | 0.8 | 10.4 | 4.0 | 1.9 | 5.3 | 1.11 |
| Touki Toussaint | Mia | mr | 24 | 1 | 0 | 0 | 3 | 1 | 0 | 0 | 0 | 14.8 | 6.4 | 22.8 | 6.9 | 0.5 | 1.1 | 2.35 |
| Blake Treinen | ChN | cl | 32 | 5 | 2 | 1 | 0 | 1 | 1 | 0 | 2 | 12.4 | 8.7 | 21.1 | 9.9 | 1.4 | 1.1 | 2.35 |
| Blake Treinen | Atl | cl | 32 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 19.6 | 4.9 | 24.5 | 12.3 | 4.9 | 2.5 | 2.73 |
| Blake Treinen |   | cl | 32 | 5 | 2 | 1 | 0 | 1 | 1 | 0 | 2 | 12.9 | 8.4 | 21.4 | 10.1 | 1.7 | 1.2 | 2.38 |
| Sam Tuivailala | Atl | mr | 27 | 1 | 0 | 2 | 0 | 2 | 0 | 0 | 3 | 4.8 | 3.9 | 8.7 | 8.4 | 0.3 | 2.2 | 0.96 |
| Jose Urena | NYM | sp | 28 | 1 | 0 | 0 | 2 | 1 | 0 | 0 | 3 | 14.3 | 3.3 | 18.0 | 6.8 | 1.3 | 2.1 | 1.95 |
| Julio Urias* | Was | mr | 23 | 2 | 1 | 1 | 3 | 1 | 4 | 1 | 2 | 8.6 | 3.7 | 12.6 | 9.7 | 1.0 | 2.6 | 1.36 |
| Jason Vargas* | Cin | sp | 37 | 0 | 0 | 2 | 2 | 0 | 0 | 2 | 0 | 10.5 | 6.7 | 17.5 | 6.8 | 2.2 | 1.0 | 1.91 |
| Felipe Vazquez* | ChN | cl | 28 | 0 | 1 | 2 | 2 | 2 | 0 | 0 | 1 | 5.9 | 2.7 | 9.7 | 11.3 | 1.1 | 4.2 | 0.96 |
| Felipe Vazquez* | Atl | cl | 28 | 0 | 1 | 4 | 6 | 2 | 0 | 2 | 0 | 7.7 | 4.0 | 13.0 | 13.2 | 1.7 | 3.3 | 1.30 |
| Felipe Vazquez* |   | cl | 28 | 0 | 2 | 6 | 8 | 4 | 0 | 2 | 1 | 7.2 | 3.7 | 12.1 | 12.7 | 1.5 | 3.5 | 1.20 |
| Vincent Velasquez | Tor | sp | 28 | 1 | 1 | 0 | 0 | 2 | 0 | 0 | 0 | 12.9 | 2.5 | 15.3 | 11.7 | 3.7 | 4.8 | 1.70 |
| Austin Voth | Mil | sp | 28 | 1 | 0 | 1 | 3 | 0 | 0 | 1 | 1 | 6.7 | 3.5 | 10.7 | 10.5 | 0.4 | 3.0 | 1.13 |
| Michael Wacha | StL | sp | 28 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.0 | 0.0 | 0.0 | 18.0 | 0.0 | 99.0 | 0.00 |
| Jacob Waguespack | StL | sp | 26 | 0 | 0 | 1 | 2 | 2 | 0 | 0 | 1 | 11.0 | 7.8 | 19.7 | 6.9 | 0.9 | 0.9 | 2.08 |
| Adam Wainwright | Mia | sp | 38 | 1 | 1 | 1 | 2 | 0 | 0 | 1 | 1 | 15.1 | 4.8 | 20.6 | 8.3 | 2.8 | 1.8 | 2.21 |
| Adam Wainwright | SF | sp | 38 | 0 | 0 | 0 | 2 | 0 | 0 | 0 | 1 | 10.7 | 3.4 | 15.0 | 9.0 | 1.7 | 2.6 | 1.57 |
| Adam Wainwright |   | sp | 38 | 1 | 1 | 1 | 4 | 0 | 0 | 1 | 2 | 13.0 | 4.1 | 17.9 | 8.7 | 2.3 | 2.1 | 1.90 |
| Tony Watson* | Cin | mr | 35 | 0 | 0 | 0 | 2 | 1 | 0 | 1 | 0 | 12.3 | 2.3 | 15.1 | 7.7 | 3.0 | 3.3 | 1.63 |
| Luke Weaver | Pit | sp | 26 | 0 | 2 | 0 | 3 | 0 | 0 | 0 | 3 | 10.3 | 1.2 | 11.9 | 10.7 | 1.1 | 8.7 | 1.28 |
| Jacob Webb | Was | mr | 26 | 0 | 1 | 0 | 0 | 2 | 0 | 0 | 0 | 7.9 | 6.9 | 14.7 | 8.3 | 0.5 | 1.2 | 1.64 |
| Logan Webb | ChN | sp | 23 | 1 | 1 | 1 | 2 | 4 | 0 | 3 | 0 | 7.8 | 4.6 | 13.0 | 8.5 | 0.3 | 1.9 | 1.37 |
| Tyler Webb* | LA | mr | 29 | 3 | 0 | 0 | 2 | 1 | 0 | 1 | 1 | 4.4 | 3.6 | 8.2 | 5.8 | 1.5 | 1.6 | 0.88 |
| Zack Wheeler | Pit | sp | 30 | 9 | 3 | 2 | 3 | 11 | 0 | 4 | 6 | 9.4 | 2.8 | 12.3 | 8.5 | 0.9 | 3.1 | 1.35 |
| Rowan Wick | LA | mr | 27 | 3 | 1 | 0 | 2 | 0 | 0 | 0 | 0 | 6.8 | 7.3 | 14.5 | 7.8 | 1.3 | 1.1 | 1.56 |
| Trevor Williams | Cin | sp | 28 | 1 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 21.8 | 3.1 | 24.9 | 6.2 | 5.2 | 2.0 | 2.77 |
| Bryse Wilson | Atl | sp | 22 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 13.5 | 6.8 | 20.3 | 6.8 | 0.0 | 1.0 | 2.25 |
| Justin Wilson* | StL | mr | 32 | 1 | 0 | 2 | 1 | 2 | 0 | 0 | 1 | 5.6 | 5.0 | 10.8 | 10.0 | 0.8 | 2.0 | 1.18 |
| Trey Wingenter | StL | mr | 26 | 3 | 2 | 2 | 3 | 2 | 0 | 0 | 0 | 6.2 | 7.7 | 14.4 | 13.3 | 1.3 | 1.7 | 1.55 |
| Nick Wittgren | Atl | mr | 29 | 1 | 0 | 3 | 2 | 0 | 0 | 0 | 2 | 11.1 | 3.2 | 14.7 | 8.7 | 2.9 | 2.7 | 1.59 |
| Alex Wood* | ChN | sp | 29 | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 11.8 | 3.4 | 15.2 | 6.8 | 1.7 | 2.0 | 1.69 |
| Brandon Woodruff | ChN | sp | 27 | 8 | 3 | 2 | 6 | 1 | 3 | 1 | 1 | 9.2 | 3.0 | 12.6 | 11.1 | 1.2 | 3.7 | 1.36 |
| Kyle Wright | Atl | sp | 24 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7.7 | 0.0 | 7.7 | 7.7 | 0.0 | 99.0 | 0.86 |
| Jordan Yamamoto | NYM | sp | 24 | 10 | 0 | 1 | 3 | 5 | 0 | 4 | 1 | 8.6 | 4.8 | 13.7 | 9.5 | 2.0 | 2.0 | 1.49 |
| Kirby Yates | StL | cl | 33 | 2 | 1 | 3 | 3 | 1 | 0 | 1 | 0 | 5.4 | 2.1 | 7.8 | 14.1 | 0.4 | 6.9 | 0.83 |
| Alex Young* | Was | sp | 26 | 2 | 1 | 0 | 4 | 2 | 0 | 4 | 3 | 8.6 | 2.4 | 11.5 | 7.6 | 2.2 | 3.1 | 1.22 |
| T.J. Zeuch | ChN | sp | 24 | 0 | 0 | 1 | 0 | 3 | 0 | 0 | 0 | 10.5 | 3.9 | 14.3 | 10.5 | 1.1 | 2.7 | 1.59 |
| Analytical |
| Name | Team | P | Age | OPS | BIP | IPAVG | TBW | TBW/BF | TBWH | TBWH/BF | RC | RC27 | RCERA | CERA |
| Jason Adam | Mil | mr | 28 | .620 | 12 | .250 | 6 | .375 | 6 | .375 | 1.7 | 4.1 | 4.02 | 2.74 |
| Matt Albers | ChN | mr | 37 | 1.202 | 30 | .400 | 31 | .756 | 31 | .756 | 13.0 | 16.7 | 16.57 | 16.00 |
| Sandy Alcantara | NYM | sp | 24 | .765 | 627 | .297 | 414 | .474 | 421 | .482 | 108.9 | 4.7 | 4.30 | 4.24 |
| Chase Anderson | Mil | sp | 32 | 1.003 | 195 | .323 | 168 | .625 | 171 | .636 | 57.2 | 8.9 | 7.94 | 7.67 |
| Nick Anderson | Mil | mr | 29 | .770 | 61 | .393 | 57 | .475 | 59 | .492 | 15.8 | 5.1 | 4.69 | 4.75 |
| Tyler Anderson* | Mia | sp | 30 | .761 | 48 | .292 | 37 | .481 | 38 | .494 | 10.1 | 5.1 | 4.55 | 4.15 |
| Chris Archer | NYM | sp | 31 | .718 | 306 | .297 | 275 | .466 | 276 | .468 | 68.1 | 4.5 | 4.10 | 4.42 |
| Jake Arrieta | LA | sp | 34 | .918 | 361 | .330 | 297 | .563 | 302 | .572 | 94.2 | 7.5 | 6.81 | 7.67 |
| Luis Avilan* | Mia | mr | 30 | .930 | 8 | .250 | 8 | .615 | 8 | .615 | 2.0 | 6.0 | 5.42 | 7.42 |
| Michel Baez | Atl | mr | 24 | .697 | 93 | .301 | 63 | .438 | 63 | .438 | 15.6 | 4.1 | 3.68 | 3.47 |
| Pedro Baez | StL | mr | 32 | .598 | 198 | .202 | 117 | .382 | 122 | .399 | 22.9 | 2.6 | 2.36 | 2.17 |
| Trevor Bauer | LA | sp | 29 | .687 | 542 | .240 | 409 | .447 | 422 | .461 | 96.0 | 3.9 | 3.51 | 3.16 |
| Tyler Beede | Was | sp | 27 | .933 | 339 | .354 | 292 | .586 | 296 | .594 | 96.5 | 8.1 | 7.30 | 7.18 |
| Ty Blach* | Cin | sp | 29 | .782 | 8 | .375 | 9 | .529 | 9 | .529 | 2.4 | 5.9 | 5.29 | 3.80 |
| Matt Bowman | Cin | mr | 29 | .706 | 109 | .284 | 67 | .438 | 68 | .444 | 18.0 | 4.7 | 4.30 | 3.82 |
| Chasen Bradford | Mia | mr | 30 | 1.233 | 11 | .182 | 19 | .905 | 19 | .905 | 6.3 | 12.1 | 11.70 | 11.23 |
| Archie Bradley | Pit | cl | 27 | .727 | 116 | .345 | 82 | .439 | 84 | .449 | 22.3 | 4.7 | 4.10 | 4.03 |
| Steven Brault* | NYM | sp | 28 | .753 | 290 | .331 | 217 | .459 | 223 | .471 | 58.1 | 4.8 | 4.33 | 4.38 |
| John Brebbia | Mil | mr | 30 | .666 | 209 | .292 | 135 | .412 | 138 | .421 | 33.8 | 3.9 | 3.57 | 3.11 |
| Austin Brice | Tor | mr | 28 | .701 | 145 | .303 | 94 | .420 | 99 | .442 | 27.0 | 4.8 | 4.37 | 4.16 |
| Walker Buehler | Pit | sp | 25 | .635 | 512 | .273 | 327 | .396 | 338 | .409 | 75.8 | 3.3 | 2.97 | 2.51 |
| Madison Bumgarner* | Was | sp | 30 | .799 | 629 | .326 | 454 | .492 | 463 | .502 | 126.7 | 5.3 | 4.74 | 4.69 |
| Luis Castillo | SF | sp | 27 | .724 | 496 | .310 | 378 | .457 | 382 | .462 | 94.7 | 4.4 | 3.93 | 3.96 |
| Miguel Castro | Mia | mr | 25 | .644 | 136 | .235 | 85 | .399 | 89 | .418 | 21.0 | 3.8 | 3.43 | 3.24 |
| Jhoulys Chacin | Tor | sp | 32 | 1.036 | 17 | .294 | 17 | .680 | 17 | .680 | 5.4 | 9.1 | 9.40 | 10.10 |
| Andrew Chafin* | Mia | mr | 30 | .854 | 57 | .421 | 58 | .532 | 58 | .532 | 18.6 | 7.5 | 6.76 | 7.50 |
| Aroldis Chapman* | Tor | cl | 32 | .698 | 119 | .353 | 105 | .443 | 106 | .447 | 25.1 | 4.0 | 3.67 | 3.70 |
| Tyler Chatwood | LA | mr | 30 | .797 | 161 | .354 | 124 | .479 | 127 | .490 | 37.1 | 6.2 | 5.60 | 6.41 |
| Steve Cishek | Mia | mr | 34 | .626 | 69 | .261 | 37 | .339 | 44 | .404 | 9.6 | 3.5 | 3.23 | 3.90 |
| Steve Cishek | SF | mr | 34 | .638 | 75 | .200 | 39 | .382 | 42 | .412 | 9.7 | 3.5 | 3.26 | 3.21 |
| Steve Cishek |   | mr | 34 | .634 | 144 | .229 | 76 | .360 | 86 | .408 | 19.4 | 3.5 | 3.28 | 3.58 |
| Tyler Clippard | SF | mr | 35 | .755 | 146 | .295 | 105 | .453 | 113 | .487 | 28.6 | 4.7 | 4.23 | 4.32 |
| Gerrit Cole | StL | sp | 29 | .737 | 488 | .359 | 428 | .464 | 435 | .471 | 114.0 | 4.7 | 4.25 | 4.09 |
| Patrick Corbin* | Tor | sp | 30 | .758 | 566 | .313 | 454 | .482 | 459 | .488 | 123.1 | 5.1 | 4.60 | 4.27 |
| Stefan Crichton | Pit | mr | 28 | .696 | 89 | .348 | 55 | .404 | 57 | .419 | 15.0 | 4.2 | 3.80 | 4.02 |
| Kyle Crick | LA | mr | 27 | 1.162 | 31 | .323 | 53 | .779 | 53 | .779 | 17.4 | 10.9 | 10.08 | 10.85 |
| Yu Darvish | Tor | sp | 33 | .819 | 426 | .270 | 431 | .538 | 444 | .554 | 116.3 | 5.5 | 5.00 | 4.84 |
| Zach Davies | Cin | sp | 27 | .802 | 547 | .285 | 379 | .501 | 381 | .504 | 106.6 | 5.6 | 5.09 | 4.99 |
| Jacob deGrom | Cin | sp | 32 | .695 | 507 | .300 | 377 | .439 | 385 | .448 | 95.0 | 4.1 | 3.70 | 3.31 |
| Anthony DeSclafani | Cin | sp | 30 | .789 | 481 | .287 | 394 | .515 | 397 | .519 | 102.6 | 5.0 | 4.63 | 4.37 |
| Edwin Diaz | ChN | cl | 26 | .916 | 117 | .393 | 128 | .561 | 133 | .583 | 43.5 | 8.2 | 7.61 | 7.18 |
| Jairo Diaz | ChN | mr | 29 | .884 | 16 | .313 | 15 | .600 | 15 | .600 | 4.0 | 6.4 | 5.75 | 3.91 |
| Seranthony Dominguez | LA | mr | 25 | .167 | 4 | .000 | 1 | .167 | 1 | .167 | 0.0 | 0.2 | 0.21 | 0.38 |
| Sean Doolittle* | Cin | cl | 33 | .773 | 148 | .270 | 118 | .498 | 122 | .515 | 30.2 | 4.7 | 4.43 | 3.83 |
| Jon Duplantier | Cin | mr | 25 | .821 | 10 | .400 | 10 | .526 | 10 | .526 | 3.0 | 7.3 | 6.55 | 6.37 |
| Sam Dyson | Cin | mr | 32 | .667 | 205 | .254 | 114 | .413 | 116 | .420 | 27.5 | 3.7 | 3.30 | 3.00 |
| Carl Edwards | Atl | mr | 28 | .750 | 7 | .143 | 11 | .550 | 11 | .550 | 2.7 | 5.7 | 5.12 | 4.88 |
| Zach Eflin | Was | sp | 26 | .842 | 551 | .319 | 407 | .523 | 413 | .531 | 110.9 | 5.4 | 4.93 | 5.17 |
| Carlos Estevez | Mil | mr | 27 | .758 | 173 | .341 | 136 | .484 | 136 | .484 | 37.0 | 5.1 | 4.56 | 4.02 |
| Marco Estrada | NYM | sp | 36 | 1.182 | 54 | .333 | 54 | .720 | 56 | .747 | 21.6 | 13.2 | 12.47 | 12.04 |
| Erick Fedde | Atl | sp | 27 | .689 | 31 | .290 | 19 | .422 | 19 | .422 | 5.9 | 5.5 | 5.13 | 5.26 |
| Michael Feliz | Was | mr | 27 | .769 | 127 | .283 | 115 | .494 | 119 | .511 | 27.6 | 4.4 | 3.90 | 4.41 |
| Caleb Ferguson* | NYM | mr | 23 | .913 | 108 | .352 | 117 | .565 | 121 | .585 | 37.9 | 7.9 | 6.98 | 7.26 |
| Mike Fiers | Mia | sp | 35 | .782 | 591 | .274 | 394 | .474 | 407 | .489 | 106.2 | 4.9 | 4.48 | 4.94 |
| Jack Flaherty | Tor | sp | 24 | .708 | 513 | .283 | 389 | .448 | 399 | .460 | 93.7 | 4.0 | 3.61 | 3.52 |
| Mike Foltynewicz | Atl | sp | 28 | .690 | 349 | .229 | 235 | .445 | 238 | .451 | 57.2 | 4.1 | 3.67 | 3.49 |
| Kyle Freeland* | ChN | sp | 27 | .937 | 135 | .326 | 112 | .589 | 113 | .595 | 34.2 | 7.4 | 6.92 | 7.52 |
| Max Fried* | ChN | sp | 26 | .729 | 394 | .332 | 267 | .444 | 270 | .449 | 71.1 | 4.5 | 4.17 | 4.23 |
| Giovanny Gallegos | SF | mr | 28 | .633 | 144 | .299 | 98 | .380 | 105 | .407 | 24.6 | 3.5 | 3.19 | 2.78 |
| Zac Gallen | SF | sp | 24 | .621 | 170 | .265 | 130 | .411 | 132 | .418 | 28.6 | 3.4 | 3.04 | 2.58 |
| John Gant | Atl | mr | 27 | .698 | 204 | .289 | 129 | .437 | 129 | .437 | 27.4 | 3.4 | 3.07 | 3.28 |
| Jarlin Garcia* | LA | mr | 27 | .631 | 155 | .232 | 88 | .400 | 88 | .400 | 19.4 | 3.2 | 2.98 | 2.92 |
| Yimi Garcia | Mia | mr | 29 | .870 | 146 | .240 | 141 | .580 | 146 | .601 | 39.9 | 6.3 | 5.70 | 5.08 |
| Amir Garrett* | Mia | mr | 28 | .843 | 42 | .286 | 51 | .548 | 53 | .570 | 14.5 | 6.6 | 6.08 | 6.67 |
| Amir Garrett* | SF | mr | 28 | .525 | 72 | .250 | 48 | .350 | 48 | .350 | 8.8 | 2.4 | 2.17 | 2.29 |
| Amir Garrett* |   | mr | 28 | .651 | 114 | .263 | 99 | .430 | 101 | .439 | 22.3 | 3.8 | 3.47 | 3.77 |
| Kevin Gausman | Pit | sp | 29 | .763 | 233 | .335 | 164 | .467 | 166 | .473 | 45.7 | 5.0 | 4.55 | 4.19 |
| Sam Gaviglio | LA | mr | 30 | .758 | 292 | .288 | 205 | .481 | 206 | .484 | 54.8 | 4.9 | 4.35 | 4.15 |
| Cory Gearrin | ChN | mr | 34 | .884 | 194 | .361 | 142 | .528 | 144 | .535 | 44.3 | 6.8 | 6.26 | 6.82 |
| Ken Giles | ChN | cl | 29 | .790 | 25 | .240 | 26 | .520 | 26 | .520 | 7.1 | 5.6 | 5.06 | 4.71 |
| Ken Giles | SF | cl | 29 | .602 | 94 | .266 | 75 | .408 | 75 | .408 | 16.5 | 3.3 | 3.03 | 2.32 |
| Ken Giles |   | cl | 29 | .640 | 119 | .261 | 101 | .432 | 101 | .432 | 23.3 | 3.7 | 3.41 | 2.76 |
| Kevin Ginkel | Was | mr | 26 | .832 | 37 | .324 | 28 | .528 | 28 | .528 | 8.3 | 6.1 | 5.46 | 4.21 |
| Lucas Giolito | Pit | sp | 25 | .661 | 469 | .271 | 335 | .421 | 346 | .435 | 77.5 | 3.6 | 3.26 | 2.98 |
| Tyler Glasnow | Atl | sp | 26 | .602 | 151 | .311 | 98 | .360 | 101 | .371 | 22.6 | 3.0 | 2.71 | 2.63 |
| Zack Godley | Cin | mr | 30 | .938 | 14 | .214 | 13 | .650 | 13 | .650 | 3.7 | 7.6 | 6.88 | 5.28 |
| Tony Gonsolin | Was | sp | 26 | .869 | 140 | .329 | 114 | .548 | 117 | .563 | 34.8 | 6.8 | 6.18 | 5.37 |
| Chi Chi Gonzalez | SF | sp | 28 | .876 | 61 | .213 | 53 | .576 | 54 | .587 | 13.8 | 6.0 | 5.42 | 5.99 |
| Gio Gonzalez* | Mil | sp | 34 | .731 | 263 | .304 | 187 | .461 | 189 | .466 | 47.5 | 4.5 | 4.11 | 3.96 |
| Trevor Gott | LA | mr | 27 | .617 | 151 | .278 | 83 | .364 | 87 | .382 | 21.1 | 3.5 | 3.21 | 3.06 |
| Jon Gray | ChN | sp | 28 | .847 | 378 | .365 | 305 | .524 | 308 | .529 | 89.4 | 6.1 | 5.54 | 5.59 |
| Jon Gray | SF | sp | 28 | .822 | 77 | .377 | 60 | .496 | 60 | .496 | 18.4 | 6.0 | 5.31 | 4.81 |
| Jon Gray |   | sp | 28 | .842 | 455 | .367 | 365 | .519 | 368 | .523 | 107.8 | 6.1 | 5.50 | 5.45 |
| Sonny Gray | Cin | sp | 30 | .759 | 452 | .323 | 372 | .479 | 377 | .486 | 94.3 | 4.7 | 4.25 | 4.51 |
| Zack Greinke | Atl | sp | 36 | .637 | 634 | .297 | 351 | .382 | 361 | .393 | 81.1 | 3.1 | 2.85 | 2.65 |
| Robert Gsellman | Was | mr | 26 | 1.107 | 24 | .208 | 30 | .714 | 32 | .762 | 9.8 | 9.4 | 8.49 | 8.46 |
| Junior Guerra | SF | mr | 35 | .551 | 212 | .203 | 105 | .347 | 108 | .356 | 20.9 | 2.5 | 2.19 | 2.21 |
| Jandel Gustave | Pit | mr | 27 | .699 | 86 | .256 | 49 | .445 | 49 | .445 | 11.1 | 3.7 | 3.50 | 3.48 |
| Josh Hader* | Pit | cl | 26 | .690 | 128 | .305 | 139 | .465 | 141 | .472 | 31.9 | 3.9 | 3.50 | 3.12 |
| Cole Hamels* | LA | sp | 36 | .752 | 460 | .296 | 327 | .466 | 334 | .476 | 87.9 | 4.9 | 4.39 | 4.39 |
| Brad Hand* | SF | cl | 30 | .776 | 125 | .360 | 105 | .479 | 106 | .484 | 29.2 | 5.1 | 4.59 | 4.69 |
| Andrew Heaney* | Atl | sp | 29 | .689 | 173 | .341 | 128 | .425 | 130 | .432 | 32.0 | 4.0 | 3.61 | 3.47 |
| Ryan Helsley | Atl | mr | 25 | .756 | 70 | .286 | 51 | .486 | 51 | .486 | 14.2 | 5.6 | 5.00 | 4.70 |
| Kyle Hendricks | Mia | sp | 30 | .626 | 595 | .276 | 300 | .368 | 311 | .381 | 76.7 | 3.4 | 3.13 | 2.73 |
| Elieser Hernandez | NYM | sp | 25 | .977 | 233 | .262 | 242 | .625 | 252 | .651 | 77.3 | 8.4 | 7.54 | 7.37 |
| Jordan Hicks | Mia | cl | 23 | 1.031 | 19 | .421 | 22 | .667 | 22 | .667 | 7.8 | 11.0 | 9.93 | 8.66 |
| Rich Hill* | NYM | sp | 40 | .831 | 16 | .313 | 15 | .517 | 16 | .552 | 4.4 | 5.6 | 5.04 | 4.14 |
| Adrian Houser | Was | sp | 27 | .884 | 314 | .341 | 282 | .551 | 288 | .563 | 85.1 | 6.8 | 6.12 | 6.12 |
| Dakota Hudson | Pit | sp | 25 | .829 | 562 | .317 | 427 | .511 | 437 | .523 | 119.9 | 5.7 | 5.10 | 5.40 |
| Daniel Hudson | Cin | mr | 33 | .744 | 89 | .360 | 59 | .450 | 60 | .458 | 16.9 | 5.2 | 4.71 | 4.06 |
| Daniel Hudson | Mil | mr | 33 | .659 | 144 | .229 | 85 | .411 | 88 | .425 | 20.3 | 3.6 | 3.26 | 2.75 |
| Daniel Hudson |   | mr | 33 | .692 | 233 | .279 | 144 | .426 | 148 | .438 | 37.1 | 4.2 | 3.79 | 3.22 |
| Jared Hughes | Cin | mr | 34 | .719 | 227 | .278 | 141 | .449 | 142 | .452 | 33.5 | 3.9 | 3.57 | 3.70 |
| Raisel Iglesias | Atl | cl | 30 | .803 | 171 | .316 | 154 | .519 | 156 | .525 | 40.1 | 5.1 | 4.60 | 4.08 |
| Luke Jackson | Cin | cl | 28 | .616 | 78 | .321 | 51 | .378 | 51 | .378 | 12.6 | 3.6 | 3.32 | 3.33 |
| Luke Jackson | Mil | cl | 28 | .902 | 73 | .384 | 59 | .541 | 60 | .550 | 19.8 | 8.1 | 7.40 | 7.79 |
| Luke Jackson |   | cl | 28 | .742 | 151 | .351 | 110 | .451 | 111 | .455 | 31.5 | 5.3 | 4.87 | 5.04 |
| Kenley Jansen | Tor | cl | 32 | .866 | 165 | .333 | 162 | .555 | 167 | .572 | 48.6 | 6.6 | 6.09 | 5.84 |
| Tommy Kahnle | Tor | mr | 30 | .850 | 134 | .328 | 145 | .549 | 150 | .568 | 42.2 | 6.4 | 5.77 | 5.33 |
| Keone Kela | Cin | mr | 27 | .857 | 83 | .229 | 80 | .593 | 80 | .593 | 20.8 | 6.0 | 5.37 | 4.43 |
| Joe Kelly | LA | mr | 32 | .767 | 47 | .383 | 38 | .475 | 38 | .475 | 10.4 | 5.2 | 4.78 | 5.09 |
| Joe Kelly | Tor | mr | 32 | .749 | 105 | .381 | 74 | .448 | 75 | .455 | 21.4 | 5.2 | 4.57 | 4.61 |
| Joe Kelly |   | mr | 32 | .755 | 152 | .382 | 112 | .457 | 113 | .461 | 31.9 | 5.2 | 4.64 | 4.76 |
| Merrill Kelly | Mil | sp | 31 | .782 | 582 | .285 | 428 | .498 | 430 | .501 | 111.2 | 4.9 | 4.44 | 4.29 |
| Clayton Kershaw* | Mia | sp | 32 | .771 | 276 | .297 | 200 | .485 | 202 | .490 | 49.3 | 4.4 | 4.07 | 4.34 |
| Clayton Kershaw* | ChN | sp | 32 | .858 | 83 | .361 | 77 | .550 | 77 | .550 | 22.6 | 6.5 | 5.83 | 5.63 |
| Clayton Kershaw* | SF | sp | 32 | .790 | 158 | .329 | 115 | .485 | 117 | .494 | 33.7 | 5.7 | 5.16 | 4.84 |
| Clayton Kershaw* |   | sp | 32 | .792 | 517 | .317 | 392 | .497 | 396 | .502 | 105.4 | 5.1 | 4.68 | 4.71 |
| Dallas Keuchel* | Mil | sp | 32 | .616 | 173 | .214 | 96 | .384 | 100 | .400 | 19.9 | 2.9 | 2.57 | 2.90 |
| Brandon Kintzler | Mia | mr | 35 | .797 | 168 | .304 | 107 | .478 | 112 | .500 | 25.3 | 4.1 | 3.70 | 4.22 |
| Dinelson Lamet | Mil | sp | 27 | .604 | 181 | .210 | 139 | .385 | 148 | .410 | 31.3 | 3.1 | 2.87 | 2.51 |
| Eric Lauer* | Was | sp | 25 | .849 | 208 | .341 | 161 | .518 | 167 | .537 | 49.9 | 6.5 | 5.92 | 5.85 |
| Wade LeBlanc* | LA | mr | 35 | 1.236 | 48 | .438 | 51 | .773 | 51 | .773 | 20.3 | 14.0 | 12.64 | 11.59 |
| Francisco Liriano* | ChN | mr | 36 | .780 | 98 | .337 | 78 | .481 | 79 | .488 | 20.8 | 5.2 | 4.91 | 5.91 |
| Francisco Liriano* | StL | mr | 36 | .990 | 51 | .314 | 56 | .659 | 56 | .659 | 17.3 | 8.5 | 7.66 | 7.73 |
| Francisco Liriano* |   | mr | 36 | .855 | 149 | .329 | 134 | .543 | 135 | .547 | 38.0 | 6.3 | 5.84 | 6.55 |
| Pablo Lopez | Tor | sp | 24 | .913 | 20 | .400 | 14 | .500 | 16 | .571 | 5.1 | 7.7 | 6.89 | 5.70 |
| Reynaldo Lopez | Tor | sp | 26 | .993 | 28 | .464 | 25 | .595 | 25 | .595 | 9.1 | 10.3 | 8.87 | 9.64 |
| Yoan Lopez | Atl | mr | 27 | .964 | 70 | .300 | 61 | .622 | 61 | .622 | 18.3 | 7.7 | 7.04 | 7.41 |
| Michael Lorenzen | SF | mr | 28 | .833 | 255 | .369 | 183 | .499 | 183 | .499 | 58.4 | 6.7 | 6.04 | 6.16 |
| Joey Lucchesi* | Was | sp | 27 | .760 | 488 | .285 | 373 | .486 | 377 | .492 | 95.5 | 4.7 | 4.28 | 4.23 |
| Seth Lugo | Atl | mr | 30 | .648 | 169 | .266 | 115 | .406 | 119 | .420 | 27.6 | 3.6 | 3.23 | 2.79 |
| Jordan Lyles | ChN | sp | 29 | .820 | 320 | .297 | 268 | .524 | 270 | .528 | 74.8 | 5.8 | 5.32 | 5.26 |
| Lance Lynn | StL | sp | 33 | .682 | 592 | .294 | 392 | .415 | 409 | .433 | 97.6 | 3.8 | 3.42 | 3.22 |
| Kenta Maeda | ChN | sp | 32 | .747 | 200 | .290 | 157 | .483 | 160 | .492 | 39.1 | 4.5 | 4.03 | 3.75 |
| Kenta Maeda | LA | sp | 32 | .753 | 159 | .208 | 137 | .515 | 137 | .515 | 32.9 | 4.6 | 4.18 | 3.96 |
| Kenta Maeda |   | sp | 32 | .750 | 359 | .253 | 294 | .497 | 297 | .503 | 72.0 | 4.5 | 4.10 | 3.85 |
| Tyler Mahle | ChN | sp | 25 | .850 | 334 | .338 | 273 | .530 | 275 | .534 | 81.9 | 6.4 | 5.79 | 6.09 |
| Tyler Mahle | Atl | sp | 25 | 1.005 | 66 | .364 | 61 | .610 | 63 | .630 | 22.3 | 9.7 | 9.18 | 9.47 |
| Tyler Mahle |   | sp | 25 | .875 | 400 | .343 | 334 | .543 | 338 | .550 | 103.8 | 6.8 | 6.26 | 6.57 |
| German Marquez | SF | sp | 25 | .796 | 427 | .347 | 329 | .490 | 335 | .499 | 92.7 | 5.3 | 4.80 | 4.72 |
| Chris Martin | Mia | mr | 34 | .498 | 146 | .219 | 65 | .308 | 66 | .313 | 11.5 | 1.8 | 1.64 | 1.28 |
| Carlos Martinez | NYM | cl | 28 | .708 | 123 | .382 | 77 | .405 | 78 | .411 | 19.8 | 4.1 | 3.62 | 4.66 |
| Steven Matz* | Mil | sp | 29 | .786 | 438 | .281 | 329 | .495 | 338 | .509 | 88.8 | 5.2 | 4.70 | 4.67 |
| Dustin May | Atl | mr | 22 | .619 | 132 | .303 | 57 | .339 | 61 | .363 | 13.1 | 2.7 | 2.45 | 2.44 |
| Mark Melancon | ChN | mr | 35 | .714 | 224 | .344 | 133 | .424 | 134 | .427 | 36.1 | 4.4 | 4.01 | 3.73 |
| Miles Mikolas | StL | sp | 31 | .803 | 592 | .297 | 422 | .501 | 432 | .513 | 113.6 | 5.1 | 4.61 | 4.51 |
| Wade Miley* | Mia | sp | 33 | .739 | 544 | .311 | 344 | .446 | 351 | .455 | 93.0 | 4.6 | 4.20 | 4.21 |
| Andrew Miller* | Mil | mr | 35 | .968 | 46 | .283 | 53 | .624 | 54 | .635 | 15.5 | 7.9 | 7.10 | 9.11 |
| A.J. Minter* | ChN | mr | 26 | 1.053 | 29 | .552 | 28 | .609 | 28 | .609 | 10.5 | 11.4 | 10.24 | 10.90 |
| Mike Montgomery* | ChN | mr | 30 | 1.074 | 96 | .323 | 99 | .673 | 102 | .694 | 31.9 | 9.2 | 8.08 | 8.88 |
| Adam Morgan* | NYM | mr | 30 | .618 | 54 | .241 | 32 | .386 | 33 | .398 | 7.8 | 3.6 | 3.31 | 3.09 |
| Mike Morin | NYM | mr | 29 | 1.035 | 71 | .352 | 65 | .637 | 66 | .647 | 24.5 | 11.2 | 10.45 | 10.62 |
| Reyes Moronta | StL | mr | 27 | .867 | 148 | .385 | 147 | .536 | 149 | .544 | 47.3 | 7.9 | 6.97 | 6.97 |
| Charlie Morton | StL | sp | 36 | .643 | 532 | .297 | 334 | .391 | 343 | .402 | 75.3 | 3.2 | 2.88 | 2.74 |
| Andres Munoz | Was | mr | 21 | 1.633 | 14 | .786 | 30 | 1.000 | 30 | 1.000 | 15.3 | 34.5 | 31.06 | 31.88 |
| Joe Musgrove | ChN | sp | 27 | .734 | 560 | .286 | 360 | .452 | 371 | .465 | 93.5 | 4.4 | 4.05 | 3.71 |
| Hector Neris | Mil | cl | 31 | .584 | 175 | .217 | 112 | .371 | 118 | .391 | 24.0 | 2.9 | 2.60 | 2.52 |
| Sean Newcomb* | Mil | mr | 27 | .752 | 79 | .253 | 54 | .478 | 56 | .496 | 13.5 | 4.5 | 4.25 | 4.00 |
| Aaron Nola | NYM | sp | 27 | .751 | 574 | .308 | 442 | .471 | 447 | .476 | 117.9 | 4.9 | 4.41 | 4.49 |
| Scott Oberg | Mia | mr | 30 | .651 | 135 | .244 | 92 | .420 | 93 | .425 | 20.5 | 3.4 | 3.08 | 3.16 |
| Adam Ottavino | Mil | mr | 34 | .809 | 177 | .345 | 168 | .515 | 170 | .521 | 46.3 | 5.7 | 5.21 | 5.49 |
| Chris Paddack | Was | sp | 24 | .685 | 417 | .247 | 282 | .435 | 289 | .446 | 67.8 | 3.8 | 3.47 | 3.19 |
| Freddy Peralta | Mil | mr | 24 | .828 | 85 | .341 | 89 | .543 | 89 | .543 | 25.4 | 6.2 | 5.60 | 5.43 |
| Luis Perdomo | LA | mr | 27 | .720 | 20 | .400 | 13 | .419 | 13 | .419 | 3.6 | 4.8 | 4.56 | 5.59 |
| Nick Pivetta | Tor | mr | 27 | .775 | 25 | .360 | 17 | .472 | 17 | .472 | 4.3 | 4.5 | 4.19 | 4.74 |
| Drew Pomeranz* | Tor | mr | 31 | 1.250 | 29 | .517 | 36 | .766 | 36 | .766 | 15.4 | 18.0 | 16.23 | 16.45 |
| Daniel Ponce de Leon | SF | sp | 28 | .749 | 117 | .291 | 89 | .464 | 91 | .474 | 22.6 | 4.7 | 4.16 | 5.00 |
| Cal Quantrill | NYM | sp | 25 | .840 | 320 | .313 | 261 | .536 | 262 | .538 | 76.5 | 6.2 | 5.57 | 5.44 |
| Jose Quintana* | Mil | sp | 31 | .843 | 544 | .311 | 396 | .529 | 398 | .531 | 112.8 | 5.9 | 5.33 | 5.02 |
| Tanner Rainey | Tor | mr | 27 | .770 | 104 | .317 | 122 | .508 | 124 | .517 | 30.8 | 5.3 | 4.80 | 5.48 |
| Edubray Ramos | Mia | mr | 27 | .950 | 15 | .400 | 12 | .600 | 12 | .600 | 4.4 | 9.1 | 8.19 | 6.90 |
| Robbie Ray* | Cin | sp | 28 | .800 | 418 | .354 | 376 | .506 | 378 | .509 | 98.7 | 5.1 | 4.58 | 4.58 |
| Trevor Richards | LA | sp | 27 | .705 | 394 | .251 | 286 | .449 | 293 | .460 | 70.3 | 4.2 | 3.79 | 3.81 |
| Tanner Roark | Mia | sp | 33 | .837 | 449 | .365 | 325 | .501 | 333 | .513 | 100.2 | 6.2 | 5.60 | 5.69 |
| Hansel Robles | StL | cl | 29 | .609 | 216 | .273 | 118 | .371 | 119 | .374 | 26.8 | 3.1 | 2.78 | 2.49 |
| Jefry Rodriguez | Was | sp | 26 | .761 | 58 | .259 | 45 | .506 | 45 | .506 | 10.0 | 4.0 | 3.73 | 3.68 |
| Tyler Rogers | Atl | mr | 29 | .457 | 58 | .190 | 22 | .275 | 23 | .287 | 3.8 | 1.6 | 1.51 | 1.56 |
| Sal Romano | Mia | mr | 26 | 1.051 | 6 | .500 | 8 | .615 | 9 | .692 | 3.2 | 10.7 | 9.65 | 9.14 |
| Sergio Romo | Cin | cl | 37 | .776 | 183 | .268 | 135 | .493 | 138 | .504 | 36.6 | 5.1 | 4.73 | 4.60 |
| Joe Ross | Pit | mr | 27 | .634 | 53 | .283 | 29 | .392 | 29 | .392 | 6.4 | 3.2 | 2.82 | 2.68 |
| Kyle Ryan* | Pit | mr | 28 | .680 | 168 | .250 | 118 | .437 | 120 | .444 | 24.9 | 3.4 | 3.10 | 3.85 |
| Hyun-Jin Ryu* | Mia | sp | 33 | .613 | 587 | .295 | 295 | .360 | 303 | .370 | 64.2 | 2.7 | 2.45 | 2.30 |
| Casey Sadler | Was | mr | 29 | .676 | 166 | .283 | 85 | .394 | 88 | .407 | 21.1 | 3.7 | 3.38 | 3.72 |
| Jeff Samardzija | ChN | sp | 35 | .844 | 159 | .296 | 127 | .540 | 128 | .545 | 35.5 | 5.9 | 5.47 | 5.44 |
| Jeff Samardzija | Atl | sp | 35 | .631 | 438 | .256 | 233 | .389 | 235 | .392 | 54.0 | 3.3 | 2.94 | 2.78 |
| Jeff Samardzija |   | sp | 35 | .691 | 597 | .266 | 360 | .432 | 363 | .435 | 88.4 | 3.9 | 3.56 | 3.43 |
| Aaron Sanchez | Mil | sp | 27 | .873 | 97 | .381 | 80 | .533 | 81 | .540 | 25.6 | 7.2 | 6.42 | 6.52 |
| Anibal Sanchez | Atl | sp | 36 | .725 | 464 | .261 | 298 | .455 | 305 | .466 | 79.0 | 4.6 | 4.18 | 3.62 |
| Max Scherzer | Tor | sp | 35 | .700 | 439 | .330 | 345 | .443 | 351 | .451 | 84.5 | 4.0 | 3.58 | 3.04 |
| Matt Shoemaker | Cin | sp | 33 | .519 | 89 | .202 | 40 | .320 | 42 | .336 | 7.2 | 1.9 | 1.80 | 1.56 |
| Lucas Sims | Was | mr | 26 | .811 | 107 | .327 | 104 | .515 | 107 | .530 | 30.3 | 6.2 | 5.62 | 5.85 |
| Tyler Skaggs* | StL | sp | 28 | .675 | 236 | .292 | 163 | .421 | 166 | .429 | 37.7 | 3.6 | 3.26 | 3.45 |
| Caleb Smith* | LA | sp | 28 | .863 | 385 | .242 | 357 | .560 | 365 | .573 | 103.3 | 6.5 | 5.90 | 5.76 |
| Will M Smith* | SF | cl | 30 | .660 | 134 | .246 | 109 | .440 | 110 | .444 | 23.2 | 3.4 | 3.06 | 3.04 |
| Mike Soroka | SF | sp | 22 | .725 | 498 | .315 | 291 | .428 | 297 | .437 | 79.7 | 4.5 | 4.05 | 3.94 |
| Craig Stammen | Pit | mr | 36 | .757 | 263 | .270 | 182 | .487 | 184 | .492 | 44.8 | 4.4 | 4.00 | 3.66 |
| Robert Stephenson | Pit | mr | 27 | .579 | 167 | .216 | 110 | .393 | 111 | .396 | 22.5 | 2.8 | 2.58 | 1.73 |
| Matt Strahm* | Tor | mr | 28 | .901 | 268 | .313 | 218 | .571 | 222 | .581 | 67.0 | 6.9 | 6.12 | 6.04 |
| Dan Straily | NYM | sp | 31 | 1.256 | 170 | .353 | 209 | .836 | 209 | .836 | 80.2 | 14.4 | 13.17 | 13.40 |
| Stephen Strasburg | SF | sp | 31 | .590 | 552 | .277 | 316 | .357 | 328 | .370 | 70.4 | 2.8 | 2.53 | 2.26 |
| Hunter Strickland | NYM | mr | 31 | .762 | 82 | .268 | 55 | .462 | 58 | .487 | 13.6 | 4.2 | 3.85 | 4.49 |
| Ross Stripling | Pit | mr | 30 | .662 | 276 | .293 | 170 | .413 | 172 | .417 | 40.6 | 3.6 | 3.27 | 2.77 |
| Marcus Stroman | Tor | sp | 29 | .697 | 610 | .293 | 362 | .422 | 364 | .424 | 97.3 | 4.4 | 3.94 | 3.85 |
| Pedro Strop | LA | mr | 35 | .616 | 118 | .237 | 74 | .379 | 79 | .405 | 16.3 | 3.1 | 2.84 | 2.87 |
| Ranger Suarez* | Mil | mr | 24 | .775 | 170 | .324 | 107 | .465 | 108 | .470 | 29.2 | 4.9 | 4.58 | 5.04 |
| Wander Suero | LA | mr | 28 | .526 | 208 | .202 | 98 | .332 | 98 | .332 | 18.4 | 2.1 | 1.90 | 1.56 |
| Brent Suter* | Mil | mr | 30 | .715 | 34 | .206 | 21 | .457 | 22 | .478 | 5.2 | 4.0 | 3.92 | 3.76 |
| Noah Syndergaard | Atl | sp | 27 | .761 | 456 | .340 | 301 | .455 | 307 | .464 | 89.1 | 5.3 | 4.74 | 4.35 |
| Jameson Taillon | LA | sp | 28 | .597 | 159 | .233 | 71 | .357 | 73 | .367 | 15.1 | 2.6 | 2.37 | 2.11 |
| Julio Teheran | NYM | sp | 29 | .752 | 557 | .260 | 395 | .465 | 413 | .486 | 107.3 | 4.9 | 4.47 | 4.40 |
| Ryan Tepera | NYM | mr | 32 | .710 | 79 | .253 | 48 | .432 | 49 | .441 | 12.6 | 4.3 | 3.83 | 3.92 |
| Trent Thornton | StL | sp | 26 | .906 | 291 | .326 | 262 | .568 | 265 | .575 | 80.3 | 7.3 | 6.70 | 7.07 |
| Josh Tomlin | ChN | mr | 35 | .792 | 157 | .242 | 99 | .510 | 101 | .521 | 25.4 | 4.8 | 4.41 | 3.81 |
| Touki Toussaint | Mia | mr | 24 | 1.025 | 62 | .435 | 54 | .593 | 57 | .626 | 21.4 | 11.8 | 10.21 | 9.98 |
| Blake Treinen | ChN | cl | 32 | .952 | 134 | .403 | 138 | .592 | 138 | .592 | 46.1 | 9.2 | 8.42 | 9.29 |
| Blake Treinen | Atl | cl | 32 | 1.424 | 12 | .500 | 20 | .952 | 20 | .952 | 8.8 | 21.6 | 19.48 | 16.90 |
| Blake Treinen |   | cl | 32 | .995 | 146 | .411 | 158 | .622 | 158 | .622 | 54.5 | 10.1 | 9.19 | 9.85 |
| Sam Tuivailala | Atl | mr | 27 | .492 | 70 | .200 | 35 | .321 | 35 | .321 | 6.6 | 2.1 | 1.91 | 1.48 |
| Jose Urena | NYM | sp | 28 | .983 | 148 | .399 | 120 | .594 | 122 | .604 | 43.6 | 9.6 | 8.61 | 8.06 |
| Julio Urias* | Was | mr | 23 | .725 | 221 | .308 | 160 | .453 | 163 | .462 | 42.4 | 4.7 | 4.26 | 4.00 |
| Jason Vargas* | Cin | sp | 37 | .938 | 169 | .296 | 159 | .600 | 161 | .608 | 48.7 | 7.9 | 7.31 | 7.66 |
| Felipe Vazquez* | ChN | cl | 28 | .628 | 35 | .257 | 25 | .385 | 27 | .415 | 4.7 | 2.5 | 2.28 | 2.43 |
| Felipe Vazquez* | Atl | cl | 28 | .818 | 88 | .318 | 94 | .514 | 100 | .546 | 25.4 | 5.4 | 4.86 | 4.51 |
| Felipe Vazquez* |   | cl | 28 | .767 | 123 | .301 | 119 | .480 | 127 | .512 | 29.6 | 4.5 | 4.06 | 3.89 |
| Vincent Velasquez | Tor | sp | 28 | 1.069 | 41 | .366 | 51 | .729 | 51 | .729 | 16.6 | 9.8 | 9.19 | 8.28 |
| Austin Voth | Mil | sp | 28 | .600 | 122 | .279 | 75 | .369 | 78 | .384 | 17.4 | 3.2 | 2.89 | 2.44 |
| Michael Wacha | StL | sp | 28 | .000 | 1 | .000 | 0 | .000 | 0 | .000 | 0.0 | 0.0 | 0.00 | 0.00 |
| Jacob Waguespack | StL | sp | 26 | .907 | 65 | .338 | 56 | .554 | 58 | .574 | 17.9 | 8.1 | 7.39 | 7.58 |
| Adam Wainwright | Mia | sp | 38 | 1.102 | 74 | .419 | 77 | .664 | 79 | .681 | 29.5 | 11.9 | 10.56 | 11.33 |
| Adam Wainwright | SF | sp | 38 | .849 | 62 | .339 | 50 | .515 | 52 | .536 | 16.3 | 7.1 | 6.28 | 6.14 |
| Adam Wainwright |   | sp | 38 | .986 | 136 | .382 | 127 | .596 | 131 | .615 | 45.4 | 9.5 | 8.42 | 8.71 |
| Tony Watson* | Cin | mr | 35 | 1.001 | 130 | .338 | 124 | .642 | 126 | .653 | 39.4 | 8.3 | 7.53 | 7.75 |
| Luke Weaver | Pit | sp | 26 | .783 | 202 | .371 | 149 | .479 | 152 | .489 | 40.7 | 4.9 | 4.50 | 4.15 |
| Jacob Webb | Was | mr | 26 | .733 | 44 | .341 | 35 | .461 | 35 | .461 | 7.1 | 3.6 | 3.15 | 4.90 |
| Logan Webb | ChN | sp | 23 | .620 | 82 | .280 | 45 | .360 | 47 | .376 | 11.2 | 3.5 | 3.29 | 3.36 |
| Tyler Webb* | LA | mr | 29 | .542 | 147 | .122 | 80 | .370 | 82 | .380 | 15.5 | 2.5 | 2.25 | 1.94 |
| Zack Wheeler | Pit | sp | 30 | .712 | 549 | .321 | 346 | .431 | 349 | .435 | 92.3 | 4.4 | 4.01 | 3.92 |
| Rowan Wick | LA | mr | 27 | .753 | 90 | .233 | 77 | .497 | 79 | .510 | 19.6 | 5.1 | 4.57 | 4.89 |
| Trevor Williams | Cin | sp | 28 | 1.411 | 35 | .457 | 44 | .898 | 44 | .898 | 21.0 | 22.7 | 19.60 | 18.44 |
| Bryse Wilson | Atl | sp | 22 | .929 | 5 | .400 | 4 | .571 | 4 | .571 | 1.4 | 9.4 | 8.49 | 7.52 |
| Justin Wilson* | StL | mr | 32 | .589 | 97 | .237 | 67 | .385 | 68 | .391 | 12.4 | 2.5 | 2.31 | 2.72 |
| Trey Wingenter | StL | mr | 26 | .715 | 107 | .280 | 117 | .476 | 120 | .488 | 27.7 | 4.5 | 4.08 | 4.64 |
| Nick Wittgren | Atl | mr | 29 | .957 | 151 | .318 | 149 | .621 | 151 | .629 | 46.5 | 8.0 | 7.16 | 7.05 |
| Alex Wood* | ChN | sp | 29 | .830 | 17 | .353 | 12 | .500 | 12 | .500 | 3.6 | 6.1 | 5.46 | 6.29 |
| Brandon Woodruff | ChN | sp | 27 | .738 | 336 | .351 | 255 | .451 | 261 | .461 | 66.7 | 4.5 | 4.09 | 4.33 |
| Kyle Wright | Atl | sp | 24 | .556 | 7 | .286 | 3 | .333 | 3 | .333 | 0.7 | 2.6 | 2.31 | 1.44 |
| Jordan Yamamoto | NYM | sp | 24 | .839 | 220 | .282 | 204 | .543 | 207 | .551 | 57.6 | 6.1 | 5.51 | 5.39 |
| Kirby Yates | StL | cl | 33 | .475 | 138 | .283 | 78 | .289 | 81 | .300 | 13.8 | 1.7 | 1.60 | 1.38 |
| Alex Young* | Was | sp | 26 | .787 | 214 | .243 | 160 | .503 | 164 | .516 | 41.8 | 4.9 | 4.59 | 4.34 |
| T.J. Zeuch | ChN | sp | 24 | .832 | 47 | .362 | 40 | .533 | 40 | .533 | 12.0 | 6.6 | 5.94 | 5.07 |
| Start |
| Name | Team | P | Age | GS | CG | CG% | SHO | QS | QS% | RS | RS/G | RL | RLS | RL% | PCH/G | STR% |
| Jason Adam | Mil | mr | 28 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 1 | 0 | .000 | 22.0 | .576 |
| Matt Albers | ChN | mr | 37 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 4 | 1 | .250 | 22.0 | .565 |
| Sandy Alcantara | NYM | sp | 24 | 33 | 1 | .030 | 0 | 18 | .545 | 142 | 4.3 | 14 | 6 | .429 | 97.1 | .629 |
| Chase Anderson | Mil | sp | 32 | 9 | 1 | .111 | 0 | 2 | .222 | 61 | 6.8 | 7 | 1 | .143 | 74.8 | .625 |
| Nick Anderson | Mil | mr | 29 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 10 | 4 | .400 | 18.6 | .668 |
| Tyler Anderson* | Mia | sp | 30 | 3 | 0 | .000 | 0 | 3 | 1.000 | 9 | 3.0 | 0 | 0 | .000 | 102.0 | .605 |
| Chris Archer | NYM | sp | 31 | 23 | 0 | .000 | 0 | 13 | .565 | 69 | 3.0 | 14 | 6 | .429 | 104.3 | .598 |
| Jake Arrieta | LA | sp | 34 | 20 | 0 | .000 | 0 | 7 | .350 | 99 | 4.9 | 13 | 4 | .308 | 99.0 | .593 |
| Luis Avilan* | Mia | mr | 30 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 0 | 0 | .000 | 12.8 | .569 |
| Michel Baez | Atl | mr | 24 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 8 | 1 | .125 | 16.4 | .606 |
| Pedro Baez | StL | mr | 32 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 19 | 2 | .105 | 21.1 | .620 |
| Trevor Bauer | LA | sp | 29 | 34 | 2 | .059 | 1 | 21 | .618 | 148 | 4.4 | 17 | 4 | .235 | 106.1 | .619 |
| Tyler Beede | Was | sp | 27 | 4 | 0 | .000 | 0 | 1 | .250 | 16 | 4.0 | 21 | 15 | .714 | 34.0 | .632 |
| Ty Blach* | Cin | sp | 29 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 1 | 0 | .000 | 16.6 | .554 |
| Matt Bowman | Cin | mr | 29 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 15 | 7 | .467 | 14.0 | .611 |
| Chasen Bradford | Mia | mr | 30 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 0 | 0 | .000 | 13.2 | .658 |
| Archie Bradley | Pit | cl | 27 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 10 | 2 | .200 | 23.2 | .574 |
| Steven Brault* | NYM | sp | 28 | 10 | 0 | .000 | 0 | 5 | .500 | 35 | 3.5 | 41 | 11 | .268 | 29.7 | .597 |
| John Brebbia | Mil | mr | 30 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 36 | 13 | .361 | 19.2 | .630 |
| Austin Brice | Tor | mr | 28 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 16 | 8 | .500 | 20.2 | .611 |
| Walker Buehler | Pit | sp | 25 | 34 | 1 | .029 | 1 | 22 | .647 | 150 | 4.4 | 10 | 4 | .400 | 91.5 | .668 |
| Madison Bumgarner* | Was | sp | 30 | 32 | 2 | .063 | 0 | 17 | .531 | 160 | 5.0 | 13 | 7 | .538 | 104.2 | .658 |
| Luis Castillo | SF | sp | 27 | 32 | 0 | .000 | 0 | 20 | .625 | 149 | 4.7 | 3 | 0 | .000 | 97.0 | .606 |
| Miguel Castro | Mia | mr | 25 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 31 | 14 | .452 | 15.1 | .587 |
| Jhoulys Chacin | Tor | sp | 32 | 1 | 0 | .000 | 0 | 0 | .000 | 7 | 7.0 | 1 | 0 | .000 | 44.0 | .557 |
| Andrew Chafin* | Mia | mr | 30 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 15 | 4 | .267 | 17.3 | .604 |
| Aroldis Chapman* | Tor | cl | 32 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 6 | 2 | .333 | 18.5 | .607 |
| Tyler Chatwood | LA | mr | 30 | 9 | 1 | .111 | 0 | 2 | .222 | 58 | 6.4 | 12 | 8 | .667 | 94.5 | .575 |
| Steve Cishek | Mia | mr | 34 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 18 | 7 | .389 | 14.1 | .566 |
| Steve Cishek | SF | mr | 34 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 9 | 3 | .333 | 19.0 | .587 |
| Steve Cishek |   | mr | 34 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 27 | 10 | .370 | 16.0 | .576 |
| Tyler Clippard | SF | mr | 35 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 17 | 8 | .471 | 15.7 | .627 |
| Gerrit Cole | StL | sp | 29 | 34 | 1 | .029 | 0 | 24 | .706 | 185 | 5.4 | 10 | 3 | .300 | 107.1 | .661 |
| Patrick Corbin* | Tor | sp | 30 | 33 | 0 | .000 | 0 | 21 | .636 | 131 | 4.0 | 18 | 8 | .444 | 111.1 | .613 |
| Stefan Crichton | Pit | mr | 28 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 4 | 0 | .000 | 16.8 | .666 |
| Kyle Crick | LA | mr | 27 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 5 | 1 | .200 | 19.6 | .578 |
| Yu Darvish | Tor | sp | 33 | 30 | 0 | .000 | 0 | 15 | .500 | 118 | 3.9 | 16 | 7 | .438 | 109.5 | .617 |
| Zach Davies | Cin | sp | 27 | 29 | 1 | .034 | 0 | 14 | .483 | 152 | 5.2 | 22 | 4 | .182 | 89.8 | .619 |
| Jacob deGrom | Cin | sp | 32 | 33 | 0 | .000 | 0 | 19 | .576 | 167 | 5.1 | 11 | 5 | .455 | 98.2 | .663 |
| Anthony DeSclafani | Cin | sp | 30 | 30 | 0 | .000 | 0 | 13 | .433 | 133 | 4.4 | 7 | 5 | .714 | 95.2 | .647 |
| Edwin Diaz | ChN | cl | 26 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 11 | 3 | .273 | 21.2 | .601 |
| Jairo Diaz | ChN | mr | 29 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 0 | 0 | .000 | 28.5 | .596 |
| Seranthony Dominguez | LA | mr | 25 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 0 | 0 | .000 | 12.0 | .625 |
| Sean Doolittle* | Cin | cl | 33 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 11 | 2 | .182 | 15.4 | .636 |
| Jon Duplantier | Cin | mr | 25 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 0 | 0 | .000 | 23.5 | .585 |
| Sam Dyson | Cin | mr | 32 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 9 | 6 | .667 | 14.2 | .632 |
| Carl Edwards | Atl | mr | 28 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 4 | 1 | .250 | 9.0 | .544 |
| Zach Eflin | Was | sp | 26 | 28 | 2 | .071 | 1 | 18 | .643 | 129 | 4.6 | 5 | 1 | .200 | 97.8 | .653 |
| Carlos Estevez | Mil | mr | 27 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 33 | 13 | .394 | 16.8 | .636 |
| Marco Estrada | NYM | sp | 36 | 1 | 0 | .000 | 0 | 0 | .000 | 7 | 7.0 | 0 | 0 | .000 | 40.8 | .608 |
| Erick Fedde | Atl | sp | 27 | 2 | 0 | .000 | 0 | 1 | .500 | 15 | 7.5 | 3 | 1 | .333 | 85.0 | .594 |
| Michael Feliz | Was | mr | 27 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 17 | 6 | .353 | 15.3 | .628 |
| Caleb Ferguson* | NYM | mr | 23 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 39 | 11 | .282 | 15.2 | .605 |
| Mike Fiers | Mia | sp | 35 | 30 | 0 | .000 | 0 | 13 | .433 | 143 | 4.8 | 13 | 3 | .231 | 101.5 | .616 |
| Jack Flaherty | Tor | sp | 24 | 32 | 2 | .063 | 1 | 22 | .688 | 140 | 4.4 | 13 | 4 | .308 | 101.8 | .629 |
| Mike Foltynewicz | Atl | sp | 28 | 22 | 1 | .045 | 1 | 8 | .364 | 101 | 4.6 | 7 | 3 | .429 | 83.0 | .622 |
| Kyle Freeland* | ChN | sp | 27 | 5 | 0 | .000 | 0 | 1 | .200 | 19 | 3.8 | 6 | 3 | .500 | 41.0 | .621 |
| Max Fried* | ChN | sp | 26 | 17 | 1 | .059 | 0 | 9 | .529 | 77 | 4.5 | 11 | 2 | .182 | 59.7 | .632 |
| Giovanny Gallegos | SF | mr | 28 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 4 | 2 | .500 | 16.3 | .652 |
| Zac Gallen | SF | sp | 24 | 14 | 0 | .000 | 0 | 6 | .429 | 72 | 5.1 | 4 | 3 | .750 | 92.3 | .595 |
| John Gant | Atl | mr | 27 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 24 | 7 | .292 | 19.7 | .586 |
| Jarlin Garcia* | LA | mr | 27 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 23 | 7 | .304 | 16.2 | .625 |
| Yimi Garcia | Mia | mr | 29 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 17 | 4 | .235 | 14.7 | .649 |
| Amir Garrett* | Mia | mr | 28 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 3 | 0 | .000 | 19.0 | .555 |
| Amir Garrett* | SF | mr | 28 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 10 | 2 | .200 | 23.4 | .581 |
| Amir Garrett* |   | mr | 28 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 13 | 2 | .154 | 21.5 | .571 |
| Kevin Gausman | Pit | sp | 29 | 11 | 1 | .091 | 0 | 6 | .545 | 51 | 4.6 | 5 | 4 | .800 | 73.9 | .621 |
| Sam Gaviglio | LA | mr | 30 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 16 | 7 | .438 | 25.2 | .650 |
| Cory Gearrin | ChN | mr | 34 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 15 | 3 | .200 | 24.8 | .594 |
| Ken Giles | ChN | cl | 29 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 0 | 0 | .000 | 17.7 | .610 |
| Ken Giles | SF | cl | 29 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 9 | 3 | .333 | 15.7 | .622 |
| Ken Giles |   | cl | 29 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 9 | 3 | .333 | 16.1 | .619 |
| Kevin Ginkel | Was | mr | 26 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 2 | 0 | .000 | 16.3 | .638 |
| Lucas Giolito | Pit | sp | 25 | 33 | 0 | .000 | 0 | 17 | .515 | 160 | 4.8 | 9 | 5 | .556 | 95.8 | .625 |
| Tyler Glasnow | Atl | sp | 26 | 13 | 0 | .000 | 0 | 4 | .308 | 63 | 4.8 | 6 | 2 | .333 | 85.8 | .658 |
| Zack Godley | Cin | mr | 30 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 0 | 0 | .000 | 17.8 | .629 |
| Tony Gonsolin | Was | sp | 26 | 1 | 0 | .000 | 0 | 0 | .000 | 5 | 5.0 | 9 | 4 | .444 | 16.4 | .607 |
| Chi Chi Gonzalez | SF | sp | 28 | 4 | 0 | .000 | 0 | 1 | .250 | 31 | 7.8 | 2 | 0 | .000 | 84.3 | .555 |
| Gio Gonzalez* | Mil | sp | 34 | 17 | 0 | .000 | 0 | 7 | .412 | 98 | 5.8 | 8 | 1 | .125 | 91.7 | .614 |
| Trevor Gott | LA | mr | 27 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 12 | 6 | .500 | 16.9 | .623 |
| Jon Gray | ChN | sp | 28 | 23 | 0 | .000 | 0 | 10 | .435 | 93 | 4.0 | 22 | 5 | .227 | 95.7 | .620 |
| Jon Gray | SF | sp | 28 | 5 | 0 | .000 | 0 | 0 | .000 | 25 | 5.0 | 0 | 0 | .000 | 90.2 | .636 |
| Jon Gray |   | sp | 28 | 28 | 0 | .000 | 0 | 10 | .357 | 118 | 4.2 | 22 | 5 | .227 | 94.7 | .623 |
| Sonny Gray | Cin | sp | 30 | 31 | 0 | .000 | 0 | 16 | .516 | 153 | 4.9 | 18 | 12 | .667 | 101.0 | .607 |
| Zack Greinke | Atl | sp | 36 | 34 | 5 | .147 | 4 | 29 | .853 | 179 | 5.3 | 16 | 6 | .375 | 98.3 | .683 |
| Robert Gsellman | Was | mr | 26 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 3 | 3 | 1.000 | 22.4 | .598 |
| Junior Guerra | SF | mr | 35 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 12 | 3 | .250 | 18.4 | .619 |
| Jandel Gustave | Pit | mr | 27 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 8 | 1 | .125 | 17.8 | .610 |
| Josh Hader* | Pit | cl | 26 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 12 | 2 | .167 | 18.3 | .660 |
| Cole Hamels* | LA | sp | 36 | 28 | 1 | .036 | 0 | 15 | .536 | 143 | 5.1 | 10 | 1 | .100 | 96.1 | .614 |
| Brad Hand* | SF | cl | 30 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 26 | 5 | .192 | 12.9 | .673 |
| Andrew Heaney* | Atl | sp | 29 | 1 | 0 | .000 | 0 | 1 | 1.000 | 0 | 0.0 | 8 | 4 | .500 | 27.3 | .656 |
| Ryan Helsley | Atl | mr | 25 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 15 | 2 | .133 | 16.5 | .621 |
| Kyle Hendricks | Mia | sp | 30 | 30 | 0 | .000 | 0 | 26 | .867 | 131 | 4.4 | 16 | 4 | .250 | 98.3 | .665 |
| Elieser Hernandez | NYM | sp | 25 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 16 | 5 | .313 | 26.8 | .597 |
| Jordan Hicks | Mia | cl | 23 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 3 | 0 | .000 | 13.9 | .600 |
| Rich Hill* | NYM | sp | 40 | 1 | 0 | .000 | 0 | 0 | .000 | 8 | 8.0 | 0 | 0 | .000 | 108.0 | .713 |
| Adrian Houser | Was | sp | 27 | 19 | 1 | .053 | 1 | 4 | .211 | 104 | 5.5 | 14 | 3 | .214 | 105.3 | .606 |
| Dakota Hudson | Pit | sp | 25 | 32 | 1 | .031 | 0 | 14 | .438 | 141 | 4.4 | 10 | 2 | .200 | 97.3 | .603 |
| Daniel Hudson | Cin | mr | 33 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 7 | 2 | .286 | 20.1 | .627 |
| Daniel Hudson | Mil | mr | 33 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 14 | 1 | .071 | 21.3 | .622 |
| Daniel Hudson |   | mr | 33 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 21 | 3 | .143 | 20.9 | .624 |
| Jared Hughes | Cin | mr | 34 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 22 | 6 | .273 | 15.7 | .622 |
| Raisel Iglesias | Atl | cl | 30 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 14 | 3 | .214 | 16.0 | .652 |
| Luke Jackson | Cin | cl | 28 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 7 | 0 | .000 | 13.9 | .648 |
| Luke Jackson | Mil | cl | 28 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 11 | 3 | .273 | 26.0 | .591 |
| Luke Jackson |   | cl | 28 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 18 | 3 | .167 | 17.7 | .622 |
| Kenley Jansen | Tor | cl | 32 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 13 | 3 | .231 | 20.3 | .657 |
| Tommy Kahnle | Tor | mr | 30 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 14 | 5 | .357 | 20.1 | .618 |
| Keone Kela | Cin | mr | 27 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 5 | 0 | .000 | 15.0 | .629 |
| Joe Kelly | LA | mr | 32 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 10 | 1 | .100 | 16.0 | .615 |
| Joe Kelly | Tor | mr | 32 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 1 | 1 | 1.000 | 24.3 | .612 |
| Joe Kelly |   | mr | 32 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 11 | 2 | .182 | 21.0 | .613 |
| Merrill Kelly | Mil | sp | 31 | 33 | 2 | .061 | 0 | 14 | .424 | 188 | 5.7 | 17 | 10 | .588 | 89.8 | .625 |
| Clayton Kershaw* | Mia | sp | 32 | 14 | 1 | .071 | 0 | 6 | .429 | 53 | 3.8 | 13 | 2 | .154 | 87.6 | .658 |
| Clayton Kershaw* | ChN | sp | 32 | 5 | 0 | .000 | 0 | 1 | .200 | 7 | 1.4 | 2 | 0 | .000 | 104.4 | .623 |
| Clayton Kershaw* | SF | sp | 32 | 9 | 1 | .111 | 1 | 4 | .444 | 63 | 7.0 | 2 | 2 | 1.000 | 90.8 | .663 |
| Clayton Kershaw* |   | sp | 32 | 28 | 2 | .071 | 1 | 11 | .393 | 123 | 4.4 | 17 | 4 | .235 | 91.3 | .653 |
| Dallas Keuchel* | Mil | sp | 32 | 10 | 1 | .100 | 0 | 5 | .500 | 53 | 5.3 | 3 | 0 | .000 | 83.3 | .627 |
| Brandon Kintzler | Mia | mr | 35 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 20 | 2 | .100 | 12.9 | .628 |
| Dinelson Lamet | Mil | sp | 27 | 15 | 0 | .000 | 0 | 6 | .400 | 87 | 5.8 | 9 | 4 | .444 | 100.0 | .627 |
| Eric Lauer* | Was | sp | 25 | 10 | 0 | .000 | 0 | 4 | .400 | 51 | 5.1 | 7 | 0 | .000 | 106.5 | .669 |
| Wade LeBlanc* | LA | mr | 35 | 2 | 1 | .500 | 0 | 0 | .000 | 3 | 1.5 | 1 | 0 | .000 | 122.0 | .635 |
| Francisco Liriano* | ChN | mr | 36 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 18 | 8 | .444 | 18.0 | .575 |
| Francisco Liriano* | StL | mr | 36 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 5 | 0 | .000 | 21.9 | .601 |
| Francisco Liriano* |   | mr | 36 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 23 | 8 | .348 | 19.1 | .584 |
| Pablo Lopez | Tor | sp | 24 | 1 | 0 | .000 | 0 | 1 | 1.000 | 1 | 1.0 | 0 | 0 | .000 | 92.0 | .696 |
| Reynaldo Lopez | Tor | sp | 26 | 2 | 0 | .000 | 0 | 0 | .000 | 11 | 5.5 | 5 | 1 | .200 | 84.5 | .604 |
| Yoan Lopez | Atl | mr | 27 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 12 | 2 | .167 | 22.2 | .605 |
| Michael Lorenzen | SF | mr | 28 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 41 | 19 | .463 | 27.7 | .623 |
| Joey Lucchesi* | Was | sp | 27 | 28 | 1 | .036 | 0 | 16 | .571 | 139 | 5.0 | 9 | 4 | .444 | 101.8 | .641 |
| Seth Lugo | Atl | mr | 30 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 7 | 1 | .143 | 18.4 | .647 |
| Jordan Lyles | ChN | sp | 29 | 20 | 0 | .000 | 0 | 8 | .400 | 83 | 4.2 | 9 | 1 | .111 | 101.2 | .591 |
| Lance Lynn | StL | sp | 33 | 35 | 4 | .114 | 1 | 26 | .743 | 143 | 4.1 | 9 | 2 | .222 | 100.1 | .640 |
| Kenta Maeda | ChN | sp | 32 | 6 | 0 | .000 | 0 | 2 | .333 | 41 | 6.8 | 13 | 6 | .462 | 32.3 | .636 |
| Kenta Maeda | LA | sp | 32 | 10 | 1 | .100 | 0 | 6 | .600 | 45 | 4.5 | 1 | 0 | .000 | 100.2 | .618 |
| Kenta Maeda |   | sp | 32 | 16 | 1 | .063 | 0 | 8 | .500 | 86 | 5.4 | 14 | 6 | .429 | 46.4 | .628 |
| Tyler Mahle | ChN | sp | 25 | 20 | 0 | .000 | 0 | 6 | .300 | 96 | 4.8 | 14 | 11 | .786 | 92.7 | .642 |
| Tyler Mahle | Atl | sp | 25 | 4 | 0 | .000 | 0 | 0 | .000 | 19 | 4.8 | 3 | 0 | .000 | 98.8 | .641 |
| Tyler Mahle |   | sp | 25 | 24 | 0 | .000 | 0 | 6 | .250 | 115 | 4.8 | 17 | 11 | .647 | 93.6 | .642 |
| German Marquez | SF | sp | 25 | 27 | 1 | .037 | 0 | 12 | .444 | 160 | 5.9 | 4 | 1 | .250 | 94.0 | .652 |
| Chris Martin | Mia | mr | 34 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 12 | 2 | .167 | 12.0 | .724 |
| Carlos Martinez | NYM | cl | 28 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 6 | 4 | .667 | 15.7 | .620 |
| Steven Matz* | Mil | sp | 29 | 29 | 0 | .000 | 0 | 11 | .379 | 143 | 4.9 | 21 | 11 | .524 | 82.6 | .638 |
| Dustin May | Atl | mr | 22 | 6 | 0 | .000 | 0 | 4 | .667 | 25 | 4.2 | 2 | 0 | .000 | 63.1 | .713 |
| Mark Melancon | ChN | mr | 35 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 17 | 7 | .412 | 19.3 | .648 |
| Miles Mikolas | StL | sp | 31 | 31 | 1 | .032 | 0 | 13 | .419 | 163 | 5.3 | 8 | 4 | .500 | 94.9 | .669 |
| Wade Miley* | Mia | sp | 33 | 30 | 0 | .000 | 0 | 18 | .600 | 139 | 4.6 | 14 | 5 | .357 | 98.8 | .643 |
| Andrew Miller* | Mil | mr | 35 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 9 | 1 | .111 | 17.8 | .559 |
| A.J. Minter* | ChN | mr | 26 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 5 | 1 | .200 | 23.1 | .573 |
| Mike Montgomery* | ChN | mr | 30 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 2 | 1 | .500 | 37.3 | .606 |
| Adam Morgan* | NYM | mr | 30 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 3 | 0 | .000 | 22.8 | .608 |
| Mike Morin | NYM | mr | 29 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 8 | 6 | .750 | 24.0 | .652 |
| Reyes Moronta | StL | mr | 27 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 32 | 7 | .219 | 20.3 | .550 |
| Charlie Morton | StL | sp | 36 | 34 | 0 | .000 | 0 | 24 | .706 | 132 | 3.9 | 16 | 7 | .438 | 100.0 | .633 |
| Andres Munoz | Was | mr | 21 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 4 | 1 | .250 | 24.2 | .587 |
| Joe Musgrove | ChN | sp | 27 | 30 | 0 | .000 | 0 | 18 | .600 | 123 | 4.1 | 12 | 8 | .667 | 99.1 | .631 |
| Hector Neris | Mil | cl | 31 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 15 | 3 | .200 | 21.0 | .615 |
| Sean Newcomb* | Mil | mr | 27 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 10 | 4 | .400 | 16.4 | .597 |
| Aaron Nola | NYM | sp | 27 | 33 | 1 | .030 | 0 | 17 | .515 | 129 | 3.9 | 25 | 8 | .320 | 106.7 | .605 |
| Scott Oberg | Mia | mr | 30 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 21 | 4 | .190 | 13.7 | .614 |
| Adam Ottavino | Mil | mr | 34 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 24 | 14 | .583 | 26.6 | .579 |
| Chris Paddack | Was | sp | 24 | 24 | 2 | .083 | 0 | 18 | .750 | 130 | 5.4 | 4 | 0 | .000 | 102.2 | .641 |
| Freddy Peralta | Mil | mr | 24 | 6 | 0 | .000 | 0 | 2 | .333 | 33 | 5.5 | 11 | 0 | .000 | 75.7 | .611 |
| Luis Perdomo | LA | mr | 27 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 5 | 1 | .200 | 44.3 | .549 |
| Nick Pivetta | Tor | mr | 27 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 1 | 1 | 1.000 | 33.3 | .699 |
| Drew Pomeranz* | Tor | mr | 31 | 2 | 0 | .000 | 0 | 0 | .000 | 12 | 6.0 | 3 | 1 | .333 | 63.3 | .553 |
| Daniel Ponce de Leon | SF | sp | 28 | 6 | 0 | .000 | 0 | 3 | .500 | 22 | 3.7 | 4 | 0 | .000 | 57.6 | .562 |
| Cal Quantrill | NYM | sp | 25 | 17 | 0 | .000 | 0 | 7 | .412 | 67 | 3.9 | 9 | 4 | .444 | 80.4 | .642 |
| Jose Quintana* | Mil | sp | 31 | 29 | 0 | .000 | 0 | 12 | .414 | 145 | 5.0 | 18 | 6 | .333 | 88.7 | .636 |
| Tanner Rainey | Tor | mr | 27 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 14 | 4 | .286 | 22.3 | .541 |
| Edubray Ramos | Mia | mr | 27 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 0 | 0 | .000 | 15.0 | .717 |
| Robbie Ray* | Cin | sp | 28 | 29 | 1 | .034 | 0 | 12 | .414 | 148 | 5.1 | 10 | 4 | .400 | 88.9 | .620 |
| Trevor Richards | LA | sp | 27 | 26 | 0 | .000 | 0 | 12 | .462 | 101 | 3.9 | 11 | 0 | .000 | 93.2 | .604 |
| Tanner Roark | Mia | sp | 33 | 19 | 0 | .000 | 0 | 6 | .316 | 76 | 4.0 | 25 | 6 | .240 | 66.4 | .634 |
| Hansel Robles | StL | cl | 29 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 19 | 4 | .211 | 21.9 | .639 |
| Jefry Rodriguez | Was | sp | 26 | 4 | 0 | .000 | 0 | 2 | .500 | 26 | 6.5 | 0 | 0 | .000 | 88.8 | .620 |
| Tyler Rogers | Atl | mr | 29 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 3 | 3 | 1.000 | 14.9 | .634 |
| Sal Romano | Mia | mr | 26 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 2 | 2 | 1.000 | 19.0 | .596 |
| Sergio Romo | Cin | cl | 37 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 14 | 6 | .429 | 15.5 | .631 |
| Joe Ross | Pit | mr | 27 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 6 | 0 | .000 | 28.8 | .622 |
| Kyle Ryan* | Pit | mr | 28 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 14 | 3 | .214 | 16.7 | .584 |
| Hyun-Jin Ryu* | Mia | sp | 33 | 29 | 4 | .138 | 2 | 24 | .828 | 118 | 4.1 | 20 | 10 | .500 | 93.7 | .704 |
| Casey Sadler | Was | mr | 29 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 14 | 4 | .286 | 16.0 | .633 |
| Jeff Samardzija | ChN | sp | 35 | 9 | 0 | .000 | 0 | 4 | .444 | 38 | 4.2 | 4 | 2 | .500 | 95.0 | .634 |
| Jeff Samardzija | Atl | sp | 35 | 23 | 1 | .043 | 0 | 15 | .652 | 116 | 5.0 | 17 | 7 | .412 | 94.0 | .643 |
| Jeff Samardzija |   | sp | 35 | 32 | 1 | .031 | 0 | 19 | .594 | 154 | 4.8 | 21 | 9 | .429 | 94.3 | .640 |
| Aaron Sanchez | Mil | sp | 27 | 6 | 0 | .000 | 0 | 1 | .167 | 49 | 8.2 | 6 | 3 | .500 | 82.3 | .616 |
| Anibal Sanchez | Atl | sp | 36 | 30 | 0 | .000 | 0 | 10 | .333 | 172 | 5.7 | 8 | 3 | .375 | 80.1 | .634 |
| Max Scherzer | Tor | sp | 35 | 27 | 2 | .074 | 2 | 17 | .630 | 129 | 4.8 | 10 | 3 | .300 | 110.4 | .680 |
| Matt Shoemaker | Cin | sp | 33 | 5 | 0 | .000 | 0 | 4 | .800 | 20 | 4.0 | 0 | 0 | .000 | 91.6 | .664 |
| Lucas Sims | Was | mr | 26 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 14 | 8 | .571 | 20.1 | .584 |
| Tyler Skaggs* | StL | sp | 28 | 17 | 0 | .000 | 0 | 7 | .412 | 75 | 4.4 | 12 | 4 | .333 | 90.5 | .625 |
| Caleb Smith* | LA | sp | 28 | 25 | 0 | .000 | 0 | 8 | .320 | 135 | 5.4 | 12 | 3 | .250 | 99.4 | .597 |
| Will M Smith* | SF | cl | 30 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 36 | 6 | .167 | 13.2 | .629 |
| Mike Soroka | SF | sp | 22 | 28 | 0 | .000 | 0 | 15 | .536 | 140 | 5.0 | 9 | 1 | .111 | 91.2 | .632 |
| Craig Stammen | Pit | mr | 36 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 12 | 3 | .250 | 19.5 | .671 |
| Robert Stephenson | Pit | mr | 27 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 12 | 4 | .333 | 17.1 | .617 |
| Matt Strahm* | Tor | mr | 28 | 1 | 0 | .000 | 0 | 0 | .000 | 5 | 5.0 | 22 | 4 | .182 | 20.4 | .692 |
| Dan Straily | NYM | sp | 31 | 1 | 0 | .000 | 0 | 0 | .000 | 5 | 5.0 | 17 | 3 | .176 | 26.5 | .646 |
| Stephen Strasburg | SF | sp | 31 | 34 | 2 | .059 | 0 | 27 | .794 | 166 | 4.9 | 1 | 0 | .000 | 99.9 | .645 |
| Hunter Strickland | NYM | mr | 31 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 11 | 3 | .273 | 15.4 | .614 |
| Ross Stripling | Pit | mr | 30 | 6 | 0 | .000 | 0 | 2 | .333 | 27 | 4.5 | 18 | 3 | .167 | 27.0 | .639 |
| Marcus Stroman | Tor | sp | 29 | 30 | 1 | .033 | 0 | 18 | .600 | 101 | 3.4 | 26 | 12 | .462 | 107.3 | .622 |
| Pedro Strop | LA | mr | 35 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 16 | 5 | .313 | 17.3 | .583 |
| Ranger Suarez* | Mil | mr | 24 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 22 | 9 | .409 | 18.2 | .643 |
| Wander Suero | LA | mr | 28 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 8 | 2 | .250 | 21.9 | .638 |
| Brent Suter* | Mil | mr | 30 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 2 | 2 | 1.000 | 18.6 | .653 |
| Noah Syndergaard | Atl | sp | 27 | 27 | 0 | .000 | 0 | 10 | .370 | 146 | 5.4 | 16 | 5 | .313 | 87.6 | .646 |
| Jameson Taillon | LA | sp | 28 | 8 | 1 | .125 | 1 | 6 | .750 | 32 | 4.0 | 1 | 1 | 1.000 | 83.0 | .720 |
| Julio Teheran | NYM | sp | 29 | 31 | 0 | .000 | 0 | 16 | .516 | 112 | 3.6 | 28 | 14 | .500 | 101.3 | .596 |
| Ryan Tepera | NYM | mr | 32 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 18 | 3 | .167 | 14.6 | .650 |
| Trent Thornton | StL | sp | 26 | 11 | 0 | .000 | 0 | 3 | .273 | 70 | 6.4 | 13 | 0 | .000 | 56.1 | .588 |
| Josh Tomlin | ChN | mr | 35 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 6 | 4 | .667 | 18.8 | .705 |
| Touki Toussaint | Mia | mr | 24 | 3 | 0 | .000 | 0 | 1 | .333 | 8 | 2.7 | 2 | 0 | .000 | 66.0 | .558 |
| Blake Treinen | ChN | cl | 32 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 30 | 16 | .533 | 21.3 | .554 |
| Blake Treinen | Atl | cl | 32 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 2 | 2 | 1.000 | 42.0 | .548 |
| Blake Treinen |   | cl | 32 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 32 | 18 | .563 | 22.2 | .553 |
| Sam Tuivailala | Atl | mr | 27 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 5 | 3 | .600 | 13.9 | .610 |
| Jose Urena | NYM | sp | 28 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 11 | 6 | .545 | 28.9 | .632 |
| Julio Urias* | Was | mr | 23 | 1 | 1 | 1.000 | 0 | 1 | 1.000 | 11 | 11.0 | 30 | 4 | .133 | 17.7 | .624 |
| Jason Vargas* | Cin | sp | 37 | 5 | 0 | .000 | 0 | 2 | .400 | 25 | 5.0 | 22 | 7 | .318 | 33.9 | .574 |
| Felipe Vazquez* | ChN | cl | 28 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 4 | 0 | .000 | 17.2 | .633 |
| Felipe Vazquez* | Atl | cl | 28 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 26 | 7 | .269 | 14.3 | .619 |
| Felipe Vazquez* |   | cl | 28 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 30 | 7 | .233 | 15.0 | .622 |
| Vincent Velasquez | Tor | sp | 28 | 3 | 0 | .000 | 0 | 0 | .000 | 17 | 5.7 | 1 | 0 | .000 | 91.0 | .626 |
| Austin Voth | Mil | sp | 28 | 8 | 0 | .000 | 0 | 4 | .500 | 40 | 5.0 | 4 | 1 | .250 | 79.9 | .642 |
| Michael Wacha | StL | sp | 28 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 0 | 0 | .000 | 14.0 | .714 |
| Jacob Waguespack | StL | sp | 26 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 2 | 1 | .500 | 53.9 | .568 |
| Adam Wainwright | Mia | sp | 38 | 4 | 0 | .000 | 0 | 0 | .000 | 15 | 3.8 | 3 | 2 | .667 | 113.8 | .556 |
| Adam Wainwright | SF | sp | 38 | 3 | 0 | .000 | 0 | 2 | .667 | 11 | 3.7 | 6 | 2 | .333 | 116.7 | .629 |
| Adam Wainwright |   | sp | 38 | 7 | 0 | .000 | 0 | 2 | .286 | 26 | 3.7 | 9 | 4 | .444 | 115.0 | .588 |
| Tony Watson* | Cin | mr | 35 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 14 | 6 | .429 | 15.8 | .664 |
| Luke Weaver | Pit | sp | 26 | 13 | 0 | .000 | 0 | 5 | .385 | 80 | 6.2 | 3 | 1 | .333 | 88.8 | .678 |
| Jacob Webb | Was | mr | 26 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 2 | 0 | .000 | 16.6 | .570 |
| Logan Webb | ChN | sp | 23 | 5 | 0 | .000 | 0 | 2 | .400 | 15 | 3.0 | 4 | 1 | .250 | 92.2 | .584 |
| Tyler Webb* | LA | mr | 29 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 6 | 4 | .667 | 12.9 | .613 |
| Zack Wheeler | Pit | sp | 30 | 33 | 0 | .000 | 0 | 20 | .606 | 159 | 4.8 | 13 | 5 | .385 | 89.0 | .634 |
| Rowan Wick | LA | mr | 27 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 22 | 6 | .273 | 14.9 | .555 |
| Trevor Williams | Cin | sp | 28 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 0 | 0 | .000 | 44.8 | .615 |
| Bryse Wilson | Atl | sp | 22 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 1 | 1 | 1.000 | 14.0 | .464 |
| Justin Wilson* | StL | mr | 32 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 28 | 3 | .107 | 16.2 | .594 |
| Trey Wingenter | StL | mr | 26 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 25 | 10 | .400 | 23.6 | .554 |
| Nick Wittgren | Atl | mr | 29 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 9 | 1 | .111 | 16.2 | .629 |
| Alex Wood* | ChN | sp | 29 | 1 | 0 | .000 | 0 | 0 | .000 | 5 | 5.0 | 0 | 0 | .000 | 89.0 | .652 |
| Brandon Woodruff | ChN | sp | 27 | 21 | 1 | .048 | 0 | 13 | .619 | 120 | 5.7 | 15 | 9 | .600 | 102.1 | .638 |
| Kyle Wright | Atl | sp | 24 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 0 | 0 | .000 | 16.5 | .576 |
| Jordan Yamamoto | NYM | sp | 24 | 12 | 0 | .000 | 0 | 2 | .167 | 62 | 5.2 | 14 | 6 | .429 | 52.7 | .614 |
| Kirby Yates | StL | cl | 33 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 7 | 2 | .286 | 16.7 | .650 |
| Alex Young* | Was | sp | 26 | 11 | 0 | .000 | 0 | 3 | .273 | 62 | 5.6 | 5 | 3 | .600 | 105.8 | .647 |
| T.J. Zeuch | ChN | sp | 24 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 5 | 0 | .000 | 20.6 | .608 |
| Relief |
| Name | Team | P | Age | SVO | S | SV% | BS | BS% | HLD | IR | IRS | IR% | G | GR | GF | PCH/G | STR% |
| Jason Adam | Mil | mr | 28 | 0 | 0 | .000 | 0 | .000 | 1 | 2 | 2 | 1.000 | 3 | 3 | 0 | 22.0 | .576 |
| Matt Albers | ChN | mr | 37 | 1 | 0 | .000 | 1 | 1.000 | 1 | 3 | 0 | .000 | 7 | 7 | 0 | 22.0 | .565 |
| Sandy Alcantara | NYM | sp | 24 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 33 | 0 | 0 | 97.1 | .629 |
| Chase Anderson | Mil | sp | 32 | 0 | 0 | .000 | 0 | .000 | 0 | 1 | 1 | 1.000 | 13 | 4 | 3 | 74.8 | .625 |
| Nick Anderson | Mil | mr | 29 | 1 | 1 | 1.000 | 0 | .000 | 4 | 26 | 7 | .269 | 24 | 24 | 11 | 18.6 | .668 |
| Tyler Anderson* | Mia | sp | 30 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 3 | 0 | 0 | 102.0 | .605 |
| Chris Archer | NYM | sp | 31 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 23 | 0 | 0 | 104.3 | .598 |
| Jake Arrieta | LA | sp | 34 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 20 | 0 | 0 | 99.0 | .593 |
| Luis Avilan* | Mia | mr | 30 | 0 | 0 | .000 | 0 | .000 | 0 | 2 | 1 | .500 | 4 | 4 | 0 | 12.8 | .569 |
| Michel Baez | Atl | mr | 24 | 1 | 0 | .000 | 0 | .000 | 11 | 17 | 3 | .176 | 34 | 34 | 1 | 16.4 | .606 |
| Pedro Baez | StL | mr | 32 | 9 | 1 | .111 | 7 | .778 | 16 | 33 | 8 | .242 | 55 | 55 | 11 | 21.1 | .620 |
| Trevor Bauer | LA | sp | 29 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 34 | 0 | 0 | 106.1 | .619 |
| Tyler Beede | Was | sp | 27 | 1 | 0 | .000 | 1 | 1.000 | 5 | 9 | 4 | .444 | 54 | 50 | 20 | 34.0 | .632 |
| Ty Blach* | Cin | sp | 29 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 5 | 5 | 3 | 16.6 | .554 |
| Matt Bowman | Cin | mr | 29 | 8 | 4 | .500 | 3 | .375 | 7 | 18 | 8 | .444 | 42 | 42 | 13 | 14.0 | .611 |
| Chasen Bradford | Mia | mr | 30 | 0 | 0 | .000 | 0 | .000 | 0 | 7 | 6 | .857 | 6 | 6 | 4 | 13.2 | .658 |
| Archie Bradley | Pit | cl | 27 | 2 | 0 | .000 | 1 | .500 | 4 | 13 | 4 | .308 | 33 | 33 | 12 | 23.2 | .574 |
| Steven Brault* | NYM | sp | 28 | 9 | 2 | .222 | 6 | .667 | 7 | 42 | 22 | .524 | 62 | 52 | 15 | 29.7 | .597 |
| John Brebbia | Mil | mr | 30 | 13 | 4 | .308 | 6 | .462 | 18 | 41 | 12 | .293 | 66 | 66 | 15 | 19.2 | .630 |
| Austin Brice | Tor | mr | 28 | 4 | 2 | .500 | 1 | .250 | 6 | 17 | 7 | .412 | 44 | 44 | 13 | 20.2 | .611 |
| Walker Buehler | Pit | sp | 25 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 34 | 0 | 0 | 91.5 | .668 |
| Madison Bumgarner* | Was | sp | 30 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 32 | 0 | 0 | 104.2 | .658 |
| Luis Castillo | SF | sp | 27 | 0 | 0 | .000 | 0 | .000 | 0 | 1 | 0 | .000 | 33 | 1 | 1 | 97.0 | .606 |
| Miguel Castro | Mia | mr | 25 | 7 | 5 | .714 | 2 | .286 | 11 | 39 | 5 | .128 | 57 | 57 | 17 | 15.1 | .587 |
| Jhoulys Chacin | Tor | sp | 32 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 2 | 1 | 0 | 44.0 | .557 |
| Andrew Chafin* | Mia | mr | 30 | 0 | 0 | .000 | 0 | .000 | 4 | 11 | 4 | .364 | 26 | 26 | 3 | 17.3 | .604 |
| Aroldis Chapman* | Tor | cl | 32 | 20 | 14 | .700 | 6 | .300 | 0 | 9 | 1 | .111 | 52 | 52 | 41 | 18.5 | .607 |
| Tyler Chatwood | LA | mr | 30 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 11 | 2 | 1 | 94.5 | .575 |
| Steve Cishek | Mia | mr | 34 | 12 | 9 | .750 | 1 | .083 | 3 | 24 | 7 | .292 | 30 | 30 | 13 | 14.1 | .566 |
| Steve Cishek | SF | mr | 34 | 3 | 1 | .333 | 1 | .333 | 6 | 4 | 1 | .250 | 20 | 20 | 5 | 19.0 | .587 |
| Steve Cishek |   | mr | 34 | 15 | 10 | .667 | 2 | .133 | 9 | 28 | 8 | .286 | 50 | 50 | 18 | 16.0 | .576 |
| Tyler Clippard | SF | mr | 35 | 7 | 2 | .286 | 3 | .429 | 17 | 32 | 7 | .219 | 56 | 56 | 13 | 15.7 | .627 |
| Gerrit Cole | StL | sp | 29 | 1 | 0 | .000 | 1 | 1.000 | 0 | 0 | 0 | .000 | 35 | 1 | 1 | 107.1 | .661 |
| Patrick Corbin* | Tor | sp | 30 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 33 | 0 | 0 | 111.1 | .613 |
| Stefan Crichton | Pit | mr | 28 | 9 | 8 | .889 | 1 | .111 | 2 | 22 | 3 | .136 | 28 | 28 | 14 | 16.8 | .666 |
| Kyle Crick | LA | mr | 27 | 1 | 0 | .000 | 0 | .000 | 2 | 4 | 2 | .500 | 15 | 15 | 4 | 19.6 | .578 |
| Yu Darvish | Tor | sp | 33 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 30 | 0 | 0 | 109.5 | .617 |
| Zach Davies | Cin | sp | 27 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 30 | 1 | 1 | 89.8 | .619 |
| Jacob deGrom | Cin | sp | 32 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 33 | 0 | 0 | 98.2 | .663 |
| Anthony DeSclafani | Cin | sp | 30 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 30 | 0 | 0 | 95.2 | .647 |
| Edwin Diaz | ChN | cl | 26 | 8 | 4 | .500 | 4 | .500 | 4 | 22 | 13 | .591 | 45 | 45 | 24 | 21.2 | .601 |
| Jairo Diaz | ChN | mr | 29 | 0 | 0 | .000 | 0 | .000 | 2 | 0 | 0 | .000 | 4 | 4 | 1 | 28.5 | .596 |
| Seranthony Dominguez | LA | mr | 25 | 0 | 0 | .000 | 0 | .000 | 0 | 1 | 0 | .000 | 2 | 2 | 2 | 12.0 | .625 |
| Sean Doolittle* | Cin | cl | 33 | 9 | 4 | .444 | 5 | .556 | 5 | 15 | 7 | .467 | 58 | 58 | 19 | 15.4 | .636 |
| Jon Duplantier | Cin | mr | 25 | 0 | 0 | .000 | 0 | .000 | 0 | 1 | 0 | .000 | 4 | 4 | 2 | 23.5 | .585 |
| Sam Dyson | Cin | mr | 32 | 4 | 1 | .250 | 3 | .750 | 17 | 29 | 9 | .310 | 70 | 70 | 16 | 14.2 | .632 |
| Carl Edwards | Atl | mr | 28 | 1 | 0 | .000 | 0 | .000 | 1 | 5 | 0 | .000 | 10 | 10 | 3 | 9.0 | .544 |
| Zach Eflin | Was | sp | 26 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 28 | 0 | 0 | 97.8 | .653 |
| Carlos Estevez | Mil | mr | 27 | 9 | 5 | .556 | 2 | .222 | 13 | 32 | 8 | .250 | 65 | 65 | 22 | 16.8 | .636 |
| Marco Estrada | NYM | sp | 36 | 0 | 0 | .000 | 0 | .000 | 0 | 5 | 1 | .200 | 6 | 5 | 3 | 40.8 | .608 |
| Erick Fedde | Atl | sp | 27 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 2 | 0 | 0 | 85.0 | .594 |
| Michael Feliz | Was | mr | 27 | 13 | 10 | .769 | 3 | .231 | 8 | 25 | 10 | .400 | 61 | 61 | 29 | 15.3 | .628 |
| Caleb Ferguson* | NYM | mr | 23 | 10 | 1 | .100 | 5 | .500 | 10 | 50 | 18 | .360 | 53 | 53 | 12 | 15.2 | .605 |
| Mike Fiers | Mia | sp | 35 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 30 | 0 | 0 | 101.5 | .616 |
| Jack Flaherty | Tor | sp | 24 | 0 | 0 | .000 | 0 | .000 | 0 | 1 | 0 | .000 | 33 | 1 | 0 | 101.8 | .629 |
| Mike Foltynewicz | Atl | sp | 28 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 23 | 1 | 1 | 83.0 | .622 |
| Kyle Freeland* | ChN | sp | 27 | 1 | 0 | .000 | 1 | 1.000 | 0 | 8 | 3 | .375 | 17 | 12 | 7 | 41.0 | .621 |
| Max Fried* | ChN | sp | 26 | 5 | 4 | .800 | 1 | .200 | 0 | 5 | 2 | .400 | 37 | 20 | 18 | 59.7 | .632 |
| Giovanny Gallegos | SF | mr | 28 | 22 | 16 | .727 | 6 | .273 | 16 | 24 | 9 | .375 | 62 | 62 | 33 | 16.3 | .652 |
| Zac Gallen | SF | sp | 24 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 14 | 0 | 0 | 92.3 | .595 |
| John Gant | Atl | mr | 27 | 4 | 0 | .000 | 4 | 1.000 | 12 | 26 | 12 | .462 | 58 | 58 | 10 | 19.7 | .586 |
| Jarlin Garcia* | LA | mr | 27 | 3 | 1 | .333 | 1 | .333 | 12 | 26 | 7 | .269 | 51 | 51 | 15 | 16.2 | .625 |
| Yimi Garcia | Mia | mr | 29 | 2 | 0 | .000 | 1 | .500 | 7 | 32 | 11 | .344 | 62 | 62 | 16 | 14.7 | .649 |
| Amir Garrett* | Mia | mr | 28 | 0 | 0 | .000 | 0 | .000 | 1 | 13 | 7 | .538 | 20 | 20 | 12 | 19.0 | .555 |
| Amir Garrett* | SF | mr | 28 | 2 | 0 | .000 | 2 | 1.000 | 9 | 12 | 3 | .250 | 26 | 26 | 7 | 23.4 | .581 |
| Amir Garrett* |   | mr | 28 | 2 | 0 | .000 | 2 | 1.000 | 10 | 25 | 10 | .400 | 46 | 46 | 19 | 21.5 | .571 |
| Kevin Gausman | Pit | sp | 29 | 0 | 0 | .000 | 0 | .000 | 0 | 2 | 1 | .500 | 17 | 6 | 1 | 73.9 | .621 |
| Sam Gaviglio | LA | mr | 30 | 0 | 0 | .000 | 0 | .000 | 15 | 40 | 10 | .250 | 62 | 62 | 9 | 25.2 | .650 |
| Cory Gearrin | ChN | mr | 34 | 4 | 1 | .250 | 3 | .750 | 6 | 25 | 9 | .360 | 41 | 41 | 10 | 24.8 | .594 |
| Ken Giles | ChN | cl | 29 | 0 | 0 | .000 | 0 | .000 | 2 | 10 | 3 | .300 | 11 | 11 | 3 | 17.7 | .610 |
| Ken Giles | SF | cl | 29 | 32 | 27 | .844 | 4 | .125 | 8 | 16 | 2 | .125 | 47 | 47 | 33 | 15.7 | .622 |
| Ken Giles |   | cl | 29 | 32 | 27 | .844 | 4 | .125 | 10 | 26 | 5 | .192 | 58 | 58 | 36 | 16.1 | .619 |
| Kevin Ginkel | Was | mr | 26 | 2 | 0 | .000 | 2 | 1.000 | 2 | 5 | 5 | 1.000 | 12 | 12 | 4 | 16.3 | .638 |
| Lucas Giolito | Pit | sp | 25 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 33 | 0 | 0 | 95.8 | .625 |
| Tyler Glasnow | Atl | sp | 26 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 13 | 0 | 0 | 85.8 | .658 |
| Zack Godley | Cin | mr | 30 | 0 | 0 | .000 | 0 | .000 | 0 | 4 | 3 | .750 | 5 | 5 | 3 | 17.8 | .629 |
| Tony Gonsolin | Was | sp | 26 | 31 | 26 | .839 | 5 | .161 | 2 | 29 | 10 | .345 | 49 | 48 | 40 | 16.4 | .607 |
| Chi Chi Gonzalez | SF | sp | 28 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 4 | 0 | 0 | 84.3 | .555 |
| Gio Gonzalez* | Mil | sp | 34 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 17 | 0 | 0 | 91.7 | .614 |
| Trevor Gott | LA | mr | 27 | 16 | 15 | .938 | 1 | .063 | 8 | 20 | 9 | .450 | 54 | 54 | 34 | 16.9 | .623 |
| Jon Gray | ChN | sp | 28 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 23 | 0 | 0 | 95.7 | .620 |
| Jon Gray | SF | sp | 28 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 5 | 0 | 0 | 90.2 | .636 |
| Jon Gray |   | sp | 28 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 28 | 0 | 0 | 94.7 | .623 |
| Sonny Gray | Cin | sp | 30 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 31 | 0 | 0 | 101.0 | .607 |
| Zack Greinke | Atl | sp | 36 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 34 | 0 | 0 | 98.3 | .683 |
| Robert Gsellman | Was | mr | 26 | 0 | 0 | .000 | 0 | .000 | 1 | 6 | 3 | .500 | 8 | 8 | 2 | 22.4 | .598 |
| Junior Guerra | SF | mr | 35 | 11 | 6 | .545 | 3 | .273 | 17 | 24 | 7 | .292 | 61 | 61 | 16 | 18.4 | .619 |
| Jandel Gustave | Pit | mr | 27 | 2 | 1 | .500 | 1 | .500 | 5 | 7 | 2 | .286 | 21 | 21 | 8 | 17.8 | .610 |
| Josh Hader* | Pit | cl | 26 | 23 | 20 | .870 | 2 | .087 | 11 | 16 | 1 | .063 | 68 | 68 | 47 | 18.3 | .660 |
| Cole Hamels* | LA | sp | 36 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 28 | 0 | 0 | 96.1 | .614 |
| Brad Hand* | SF | cl | 30 | 11 | 3 | .273 | 4 | .364 | 22 | 35 | 10 | .286 | 62 | 62 | 14 | 12.9 | .673 |
| Andrew Heaney* | Atl | sp | 29 | 1 | 1 | 1.000 | 0 | .000 | 1 | 10 | 2 | .200 | 42 | 41 | 31 | 27.3 | .656 |
| Ryan Helsley | Atl | mr | 25 | 2 | 0 | .000 | 1 | .500 | 6 | 8 | 2 | .250 | 23 | 23 | 4 | 16.5 | .621 |
| Kyle Hendricks | Mia | sp | 30 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 30 | 0 | 0 | 98.3 | .665 |
| Elieser Hernandez | NYM | sp | 25 | 3 | 0 | .000 | 3 | 1.000 | 8 | 25 | 8 | .320 | 54 | 54 | 33 | 26.8 | .597 |
| Jordan Hicks | Mia | cl | 23 | 2 | 0 | .000 | 1 | .500 | 2 | 4 | 1 | .250 | 9 | 9 | 3 | 13.9 | .600 |
| Rich Hill* | NYM | sp | 40 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 1 | 0 | 0 | 108.0 | .713 |
| Adrian Houser | Was | sp | 27 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 19 | 0 | 0 | 105.3 | .606 |
| Dakota Hudson | Pit | sp | 25 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 32 | 0 | 0 | 97.3 | .603 |
| Daniel Hudson | Cin | mr | 33 | 1 | 0 | .000 | 1 | 1.000 | 4 | 7 | 2 | .286 | 24 | 24 | 6 | 20.1 | .627 |
| Daniel Hudson | Mil | mr | 33 | 6 | 2 | .333 | 4 | .667 | 10 | 32 | 17 | .531 | 38 | 38 | 9 | 21.3 | .622 |
| Daniel Hudson |   | mr | 33 | 7 | 2 | .286 | 5 | .714 | 14 | 39 | 19 | .487 | 62 | 62 | 15 | 20.9 | .624 |
| Jared Hughes | Cin | mr | 34 | 6 | 4 | .667 | 1 | .167 | 23 | 32 | 9 | .281 | 75 | 75 | 19 | 15.7 | .622 |
| Raisel Iglesias | Atl | cl | 30 | 14 | 6 | .429 | 8 | .571 | 16 | 35 | 10 | .286 | 70 | 70 | 16 | 16.0 | .652 |
| Luke Jackson | Cin | cl | 28 | 2 | 1 | .500 | 0 | .000 | 4 | 21 | 3 | .143 | 35 | 35 | 15 | 13.9 | .648 |
| Luke Jackson | Mil | cl | 28 | 1 | 1 | 1.000 | 0 | .000 | 5 | 13 | 7 | .538 | 16 | 16 | 3 | 26.0 | .591 |
| Luke Jackson |   | cl | 28 | 3 | 2 | .667 | 0 | .000 | 9 | 34 | 10 | .294 | 51 | 51 | 18 | 17.7 | .622 |
| Kenley Jansen | Tor | cl | 32 | 10 | 7 | .700 | 3 | .300 | 8 | 28 | 8 | .286 | 55 | 55 | 21 | 20.3 | .657 |
| Tommy Kahnle | Tor | mr | 30 | 9 | 6 | .667 | 3 | .333 | 6 | 30 | 9 | .300 | 55 | 55 | 25 | 20.1 | .618 |
| Keone Kela | Cin | mr | 27 | 16 | 10 | .625 | 6 | .375 | 2 | 18 | 8 | .444 | 34 | 34 | 26 | 15.0 | .629 |
| Joe Kelly | LA | mr | 32 | 1 | 0 | .000 | 1 | 1.000 | 4 | 8 | 6 | .750 | 19 | 19 | 7 | 16.0 | .615 |
| Joe Kelly | Tor | mr | 32 | 5 | 0 | .000 | 5 | 1.000 | 4 | 18 | 11 | .611 | 28 | 28 | 15 | 24.3 | .612 |
| Joe Kelly |   | mr | 32 | 6 | 0 | .000 | 6 | 1.000 | 8 | 26 | 17 | .654 | 47 | 47 | 22 | 21.0 | .613 |
| Merrill Kelly | Mil | sp | 31 | 1 | 1 | 1.000 | 0 | .000 | 0 | 0 | 0 | .000 | 36 | 3 | 3 | 89.8 | .625 |
| Clayton Kershaw* | Mia | sp | 32 | 0 | 0 | .000 | 0 | .000 | 0 | 3 | 0 | .000 | 17 | 3 | 2 | 87.6 | .658 |
| Clayton Kershaw* | ChN | sp | 32 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 5 | 0 | 0 | 104.4 | .623 |
| Clayton Kershaw* | SF | sp | 32 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 9 | 0 | 0 | 90.8 | .663 |
| Clayton Kershaw* |   | sp | 32 | 0 | 0 | .000 | 0 | .000 | 0 | 3 | 0 | .000 | 31 | 3 | 2 | 91.3 | .653 |
| Dallas Keuchel* | Mil | sp | 32 | 0 | 0 | .000 | 0 | .000 | 0 | 1 | 0 | .000 | 11 | 1 | 0 | 83.3 | .627 |
| Brandon Kintzler | Mia | mr | 35 | 8 | 4 | .500 | 3 | .375 | 10 | 37 | 12 | .324 | 63 | 63 | 19 | 12.9 | .628 |
| Dinelson Lamet | Mil | sp | 27 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 15 | 0 | 0 | 100.0 | .627 |
| Eric Lauer* | Was | sp | 25 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 11 | 1 | 1 | 106.5 | .669 |
| Wade LeBlanc* | LA | mr | 35 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 2 | 0 | 0 | 122.0 | .635 |
| Francisco Liriano* | ChN | mr | 36 | 6 | 2 | .333 | 2 | .333 | 9 | 18 | 6 | .333 | 37 | 37 | 11 | 18.0 | .575 |
| Francisco Liriano* | StL | mr | 36 | 3 | 2 | .667 | 1 | .333 | 2 | 4 | 4 | 1.000 | 15 | 15 | 7 | 21.9 | .601 |
| Francisco Liriano* |   | mr | 36 | 9 | 4 | .444 | 3 | .333 | 11 | 22 | 10 | .455 | 52 | 52 | 18 | 19.1 | .584 |
| Pablo Lopez | Tor | sp | 24 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 1 | 0 | 0 | 92.0 | .696 |
| Reynaldo Lopez | Tor | sp | 26 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 2 | 0 | 0 | 84.5 | .604 |
| Yoan Lopez | Atl | mr | 27 | 0 | 0 | .000 | 0 | .000 | 2 | 10 | 6 | .600 | 17 | 17 | 2 | 22.2 | .605 |
| Michael Lorenzen | SF | mr | 28 | 6 | 3 | .500 | 3 | .500 | 11 | 11 | 8 | .727 | 50 | 50 | 16 | 27.7 | .623 |
| Joey Lucchesi* | Was | sp | 27 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 29 | 1 | 0 | 101.8 | .641 |
| Seth Lugo | Atl | mr | 30 | 26 | 20 | .769 | 4 | .154 | 2 | 28 | 6 | .214 | 58 | 58 | 49 | 18.4 | .647 |
| Jordan Lyles | ChN | sp | 29 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 20 | 0 | 0 | 101.2 | .591 |
| Lance Lynn | StL | sp | 33 | 0 | 0 | .000 | 0 | .000 | 0 | 1 | 0 | .000 | 36 | 1 | 0 | 100.1 | .640 |
| Kenta Maeda | ChN | sp | 32 | 7 | 4 | .571 | 3 | .429 | 3 | 13 | 4 | .308 | 38 | 32 | 17 | 32.3 | .636 |
| Kenta Maeda | LA | sp | 32 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 10 | 0 | 0 | 100.2 | .618 |
| Kenta Maeda |   | sp | 32 | 7 | 4 | .571 | 3 | .429 | 3 | 13 | 4 | .308 | 48 | 32 | 17 | 46.4 | .628 |
| Tyler Mahle | ChN | sp | 25 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 21 | 1 | 1 | 92.7 | .642 |
| Tyler Mahle | Atl | sp | 25 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 4 | 0 | 0 | 98.8 | .641 |
| Tyler Mahle |   | sp | 25 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 25 | 1 | 1 | 93.6 | .642 |
| German Marquez | SF | sp | 25 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 27 | 0 | 0 | 94.0 | .652 |
| Chris Martin | Mia | mr | 34 | 13 | 11 | .846 | 2 | .154 | 15 | 39 | 10 | .256 | 64 | 64 | 25 | 12.0 | .724 |
| Carlos Martinez | NYM | cl | 28 | 22 | 20 | .909 | 2 | .091 | 1 | 26 | 7 | .269 | 45 | 45 | 39 | 15.7 | .620 |
| Steven Matz* | Mil | sp | 29 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 30 | 1 | 0 | 82.6 | .638 |
| Dustin May | Atl | mr | 22 | 0 | 0 | .000 | 0 | .000 | 0 | 2 | 0 | .000 | 9 | 3 | 0 | 63.1 | .713 |
| Mark Melancon | ChN | mr | 35 | 11 | 6 | .545 | 5 | .455 | 14 | 45 | 19 | .422 | 61 | 61 | 17 | 19.3 | .648 |
| Miles Mikolas | StL | sp | 31 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 31 | 0 | 0 | 94.9 | .669 |
| Wade Miley* | Mia | sp | 33 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 30 | 0 | 0 | 98.8 | .643 |
| Andrew Miller* | Mil | mr | 35 | 0 | 0 | .000 | 0 | .000 | 4 | 12 | 3 | .250 | 19 | 19 | 7 | 17.8 | .559 |
| A.J. Minter* | ChN | mr | 26 | 1 | 0 | .000 | 1 | 1.000 | 1 | 5 | 2 | .400 | 8 | 8 | 4 | 23.1 | .573 |
| Mike Montgomery* | ChN | mr | 30 | 0 | 0 | .000 | 0 | .000 | 0 | 10 | 6 | .600 | 15 | 15 | 9 | 37.3 | .606 |
| Adam Morgan* | NYM | mr | 30 | 2 | 1 | .500 | 1 | .500 | 1 | 10 | 5 | .500 | 13 | 13 | 9 | 22.8 | .608 |
| Mike Morin | NYM | mr | 29 | 2 | 0 | .000 | 1 | .500 | 0 | 3 | 3 | 1.000 | 14 | 14 | 7 | 24.0 | .652 |
| Reyes Moronta | StL | mr | 27 | 4 | 1 | .250 | 3 | .750 | 9 | 28 | 11 | .393 | 56 | 56 | 19 | 20.3 | .550 |
| Charlie Morton | StL | sp | 36 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 34 | 0 | 0 | 100.0 | .633 |
| Andres Munoz | Was | mr | 21 | 0 | 0 | .000 | 0 | .000 | 1 | 2 | 0 | .000 | 5 | 5 | 0 | 24.2 | .587 |
| Joe Musgrove | ChN | sp | 27 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 30 | 0 | 0 | 99.1 | .631 |
| Hector Neris | Mil | cl | 31 | 21 | 13 | .619 | 8 | .381 | 12 | 41 | 12 | .293 | 56 | 56 | 30 | 21.0 | .615 |
| Sean Newcomb* | Mil | mr | 27 | 4 | 2 | .500 | 2 | .500 | 4 | 29 | 8 | .276 | 25 | 25 | 10 | 16.4 | .597 |
| Aaron Nola | NYM | sp | 27 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 34 | 1 | 1 | 106.7 | .605 |
| Scott Oberg | Mia | mr | 30 | 12 | 8 | .667 | 4 | .333 | 10 | 28 | 6 | .214 | 62 | 62 | 25 | 13.7 | .614 |
| Adam Ottavino | Mil | mr | 34 | 9 | 6 | .667 | 3 | .333 | 9 | 23 | 12 | .522 | 51 | 51 | 23 | 26.6 | .579 |
| Chris Paddack | Was | sp | 24 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 24 | 0 | 0 | 102.2 | .641 |
| Freddy Peralta | Mil | mr | 24 | 0 | 0 | .000 | 0 | .000 | 0 | 4 | 2 | .500 | 9 | 3 | 0 | 75.7 | .611 |
| Luis Perdomo | LA | mr | 27 | 1 | 0 | .000 | 0 | .000 | 0 | 1 | 0 | .000 | 3 | 3 | 0 | 44.3 | .549 |
| Nick Pivetta | Tor | mr | 27 | 0 | 0 | .000 | 0 | .000 | 0 | 1 | 0 | .000 | 4 | 4 | 1 | 33.3 | .699 |
| Drew Pomeranz* | Tor | mr | 31 | 1 | 0 | .000 | 1 | 1.000 | 0 | 0 | 0 | .000 | 3 | 1 | 1 | 63.3 | .553 |
| Daniel Ponce de Leon | SF | sp | 28 | 0 | 0 | .000 | 0 | .000 | 1 | 2 | 0 | .000 | 13 | 7 | 4 | 57.6 | .562 |
| Cal Quantrill | NYM | sp | 25 | 0 | 0 | .000 | 0 | .000 | 1 | 1 | 0 | .000 | 22 | 5 | 3 | 80.4 | .642 |
| Jose Quintana* | Mil | sp | 31 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 30 | 1 | 1 | 88.7 | .636 |
| Tanner Rainey | Tor | mr | 27 | 7 | 3 | .429 | 3 | .429 | 7 | 32 | 12 | .375 | 49 | 49 | 17 | 22.3 | .541 |
| Edubray Ramos | Mia | mr | 27 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 4 | 4 | 2 | 15.0 | .717 |
| Robbie Ray* | Cin | sp | 28 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 34 | 5 | 2 | 88.9 | .620 |
| Trevor Richards | LA | sp | 27 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 26 | 0 | 0 | 93.2 | .604 |
| Tanner Roark | Mia | sp | 33 | 0 | 0 | .000 | 0 | .000 | 1 | 7 | 1 | .143 | 37 | 18 | 14 | 66.4 | .634 |
| Hansel Robles | StL | cl | 29 | 13 | 3 | .231 | 10 | .769 | 17 | 36 | 6 | .167 | 54 | 54 | 11 | 21.9 | .639 |
| Jefry Rodriguez | Was | sp | 26 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 4 | 0 | 0 | 88.8 | .620 |
| Tyler Rogers | Atl | mr | 29 | 4 | 2 | .500 | 2 | .500 | 5 | 10 | 3 | .300 | 18 | 18 | 5 | 14.9 | .634 |
| Sal Romano | Mia | mr | 26 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 3 | 3 | 1 | 19.0 | .596 |
| Sergio Romo | Cin | cl | 37 | 11 | 5 | .455 | 6 | .545 | 19 | 29 | 10 | .345 | 65 | 65 | 11 | 15.5 | .631 |
| Joe Ross | Pit | mr | 27 | 1 | 1 | 1.000 | 0 | .000 | 0 | 1 | 0 | .000 | 10 | 10 | 2 | 28.8 | .622 |
| Kyle Ryan* | Pit | mr | 28 | 4 | 3 | .750 | 1 | .250 | 13 | 24 | 8 | .333 | 63 | 63 | 20 | 16.7 | .584 |
| Hyun-Jin Ryu* | Mia | sp | 33 | 0 | 0 | .000 | 0 | .000 | 0 | 1 | 0 | .000 | 30 | 1 | 1 | 93.7 | .704 |
| Casey Sadler | Was | mr | 29 | 1 | 0 | .000 | 1 | 1.000 | 14 | 28 | 9 | .321 | 49 | 49 | 13 | 16.0 | .633 |
| Jeff Samardzija | ChN | sp | 35 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 9 | 0 | 0 | 95.0 | .634 |
| Jeff Samardzija | Atl | sp | 35 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 23 | 0 | 0 | 94.0 | .643 |
| Jeff Samardzija |   | sp | 35 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 32 | 0 | 0 | 94.3 | .640 |
| Aaron Sanchez | Mil | sp | 27 | 0 | 0 | .000 | 0 | .000 | 0 | 1 | 1 | 1.000 | 7 | 1 | 1 | 82.3 | .616 |
| Anibal Sanchez | Atl | sp | 36 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 30 | 0 | 0 | 80.1 | .634 |
| Max Scherzer | Tor | sp | 35 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 27 | 0 | 0 | 110.4 | .680 |
| Matt Shoemaker | Cin | sp | 33 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 5 | 0 | 0 | 91.6 | .664 |
| Lucas Sims | Was | mr | 26 | 2 | 0 | .000 | 2 | 1.000 | 10 | 21 | 4 | .190 | 41 | 41 | 9 | 20.1 | .584 |
| Tyler Skaggs* | StL | sp | 28 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 17 | 0 | 0 | 90.5 | .625 |
| Caleb Smith* | LA | sp | 28 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 25 | 0 | 0 | 99.4 | .597 |
| Will M Smith* | SF | cl | 30 | 11 | 2 | .182 | 5 | .455 | 25 | 37 | 13 | .351 | 77 | 77 | 16 | 13.2 | .629 |
| Mike Soroka | SF | sp | 22 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 28 | 0 | 0 | 91.2 | .632 |
| Craig Stammen | Pit | mr | 36 | 7 | 2 | .286 | 5 | .714 | 10 | 17 | 4 | .235 | 66 | 66 | 22 | 19.5 | .671 |
| Robert Stephenson | Pit | mr | 27 | 11 | 5 | .455 | 6 | .545 | 18 | 32 | 13 | .406 | 65 | 65 | 20 | 17.1 | .617 |
| Matt Strahm* | Tor | mr | 28 | 7 | 2 | .286 | 5 | .714 | 8 | 44 | 16 | .364 | 63 | 62 | 23 | 20.4 | .692 |
| Dan Straily | NYM | sp | 31 | 0 | 0 | .000 | 0 | .000 | 3 | 20 | 6 | .300 | 34 | 33 | 9 | 26.5 | .646 |
| Stephen Strasburg | SF | sp | 31 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 34 | 0 | 0 | 99.9 | .645 |
| Hunter Strickland | NYM | mr | 31 | 2 | 1 | .500 | 1 | .500 | 7 | 27 | 7 | .259 | 29 | 29 | 5 | 15.4 | .614 |
| Ross Stripling | Pit | mr | 30 | 3 | 1 | .333 | 2 | .667 | 12 | 12 | 3 | .250 | 60 | 54 | 13 | 27.0 | .639 |
| Marcus Stroman | Tor | sp | 29 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 30 | 0 | 0 | 107.3 | .622 |
| Pedro Strop | LA | mr | 35 | 0 | 0 | .000 | 0 | .000 | 14 | 14 | 2 | .143 | 44 | 44 | 9 | 17.3 | .583 |
| Ranger Suarez* | Mil | mr | 24 | 6 | 2 | .333 | 3 | .500 | 11 | 21 | 6 | .286 | 46 | 46 | 15 | 18.2 | .643 |
| Wander Suero | LA | mr | 28 | 3 | 2 | .667 | 1 | .333 | 18 | 40 | 10 | .250 | 51 | 51 | 5 | 21.9 | .638 |
| Brent Suter* | Mil | mr | 30 | 2 | 1 | .500 | 1 | .500 | 2 | 8 | 3 | .375 | 9 | 9 | 3 | 18.6 | .653 |
| Noah Syndergaard | Atl | sp | 27 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 28 | 1 | 0 | 87.6 | .646 |
| Jameson Taillon | LA | sp | 28 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 8 | 0 | 0 | 83.0 | .720 |
| Julio Teheran | NYM | sp | 29 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 32 | 1 | 0 | 101.3 | .596 |
| Ryan Tepera | NYM | mr | 32 | 5 | 0 | .000 | 1 | .200 | 5 | 20 | 5 | .250 | 28 | 28 | 4 | 14.6 | .650 |
| Trent Thornton | StL | sp | 26 | 1 | 0 | .000 | 1 | 1.000 | 2 | 6 | 1 | .167 | 32 | 21 | 12 | 56.1 | .588 |
| Josh Tomlin | ChN | mr | 35 | 6 | 2 | .333 | 3 | .500 | 3 | 25 | 11 | .440 | 34 | 34 | 12 | 18.8 | .705 |
| Touki Toussaint | Mia | mr | 24 | 0 | 0 | .000 | 0 | .000 | 0 | 1 | 0 | .000 | 5 | 2 | 0 | 66.0 | .558 |
| Blake Treinen | ChN | cl | 32 | 6 | 3 | .500 | 1 | .167 | 11 | 20 | 8 | .400 | 46 | 46 | 10 | 21.3 | .554 |
| Blake Treinen | Atl | cl | 32 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 2 | 2 | 1 | 42.0 | .548 |
| Blake Treinen |   | cl | 32 | 6 | 3 | .500 | 1 | .167 | 11 | 20 | 8 | .400 | 48 | 48 | 11 | 22.2 | .553 |
| Sam Tuivailala | Atl | mr | 27 | 5 | 3 | .600 | 2 | .400 | 11 | 20 | 3 | .150 | 31 | 31 | 8 | 13.9 | .610 |
| Jose Urena | NYM | sp | 28 | 3 | 1 | .333 | 2 | .667 | 1 | 27 | 11 | .407 | 25 | 25 | 10 | 28.9 | .632 |
| Julio Urias* | Was | mr | 23 | 9 | 5 | .556 | 3 | .333 | 14 | 42 | 15 | .357 | 74 | 73 | 33 | 17.7 | .624 |
| Jason Vargas* | Cin | sp | 37 | 4 | 1 | .250 | 2 | .500 | 4 | 6 | 2 | .333 | 30 | 25 | 6 | 33.9 | .574 |
| Felipe Vazquez* | ChN | cl | 28 | 6 | 5 | .833 | 1 | .167 | 2 | 8 | 2 | .250 | 16 | 16 | 12 | 17.2 | .633 |
| Felipe Vazquez* | Atl | cl | 28 | 10 | 6 | .600 | 2 | .200 | 12 | 11 | 5 | .455 | 50 | 50 | 11 | 14.3 | .619 |
| Felipe Vazquez* |   | cl | 28 | 16 | 11 | .688 | 3 | .188 | 14 | 19 | 7 | .368 | 66 | 66 | 23 | 15.0 | .622 |
| Vincent Velasquez | Tor | sp | 28 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 3 | 0 | 0 | 91.0 | .626 |
| Austin Voth | Mil | sp | 28 | 0 | 0 | .000 | 0 | .000 | 0 | 4 | 3 | .750 | 10 | 2 | 2 | 79.9 | .642 |
| Michael Wacha | StL | sp | 28 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 1 | 1 | 0 | 14.0 | .714 |
| Jacob Waguespack | StL | sp | 26 | 0 | 0 | .000 | 0 | .000 | 1 | 0 | 0 | .000 | 7 | 7 | 3 | 53.9 | .568 |
| Adam Wainwright | Mia | sp | 38 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 4 | 0 | 0 | 113.8 | .556 |
| Adam Wainwright | SF | sp | 38 | 1 | 0 | .000 | 0 | .000 | 0 | 1 | 0 | .000 | 3 | 0 | 0 | 116.7 | .629 |
| Adam Wainwright |   | sp | 38 | 1 | 0 | .000 | 0 | .000 | 0 | 1 | 0 | .000 | 7 | 0 | 0 | 115.0 | .588 |
| Tony Watson* | Cin | mr | 35 | 1 | 1 | 1.000 | 0 | .000 | 8 | 15 | 10 | .667 | 43 | 43 | 16 | 15.8 | .664 |
| Luke Weaver | Pit | sp | 26 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 13 | 0 | 0 | 88.8 | .678 |
| Jacob Webb | Was | mr | 26 | 2 | 0 | .000 | 2 | 1.000 | 9 | 6 | 3 | .500 | 19 | 19 | 2 | 16.6 | .570 |
| Logan Webb | ChN | sp | 23 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 5 | 0 | 0 | 92.2 | .584 |
| Tyler Webb* | LA | mr | 29 | 29 | 27 | .931 | 2 | .069 | 2 | 22 | 9 | .409 | 62 | 62 | 54 | 12.9 | .613 |
| Zack Wheeler | Pit | sp | 30 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 33 | 0 | 0 | 89.0 | .634 |
| Rowan Wick | LA | mr | 27 | 9 | 5 | .556 | 4 | .444 | 16 | 25 | 6 | .240 | 41 | 41 | 15 | 14.9 | .555 |
| Trevor Williams | Cin | sp | 28 | 0 | 0 | .000 | 0 | .000 | 0 | 1 | 1 | 1.000 | 4 | 4 | 2 | 44.8 | .615 |
| Bryse Wilson | Atl | sp | 22 | 0 | 0 | .000 | 0 | .000 | 0 | 2 | 0 | .000 | 2 | 2 | 1 | 14.0 | .464 |
| Justin Wilson* | StL | mr | 32 | 10 | 4 | .400 | 2 | .200 | 14 | 29 | 3 | .103 | 42 | 42 | 16 | 16.2 | .594 |
| Trey Wingenter | StL | mr | 26 | 4 | 3 | .750 | 0 | .000 | 4 | 33 | 6 | .182 | 47 | 47 | 20 | 23.6 | .554 |
| Nick Wittgren | Atl | mr | 29 | 6 | 1 | .167 | 3 | .500 | 8 | 31 | 13 | .419 | 56 | 56 | 11 | 16.2 | .629 |
| Alex Wood* | ChN | sp | 29 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 1 | 0 | 0 | 89.0 | .652 |
| Brandon Woodruff | ChN | sp | 27 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 21 | 0 | 0 | 102.1 | .638 |
| Kyle Wright | Atl | sp | 24 | 0 | 0 | .000 | 0 | .000 | 0 | 1 | 0 | .000 | 2 | 2 | 1 | 16.5 | .576 |
| Jordan Yamamoto | NYM | sp | 24 | 3 | 2 | .667 | 1 | .333 | 2 | 18 | 3 | .167 | 28 | 16 | 10 | 52.7 | .614 |
| Kirby Yates | StL | cl | 33 | 49 | 45 | .918 | 4 | .082 | 0 | 35 | 10 | .286 | 64 | 64 | 56 | 16.7 | .650 |
| Alex Young* | Was | sp | 26 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 11 | 0 | 0 | 105.8 | .647 |
| T.J. Zeuch | ChN | sp | 24 | 3 | 1 | .333 | 2 | .667 | 2 | 12 | 4 | .333 | 14 | 14 | 4 | 20.6 | .608 |