League pitching register - 2019
Regular season
| Primary |
| Name | Team | P | Age | ERA | W | L | S | G | GS | CG | SHO | INN | H | R | ER | BB | K | HR | GDP |
| Matt Albers | SF | mr | 36 | 7.36 | 0 | 0 | 0 | 10 | 0 | 0 | 0 | 11.0 | 17 | 9 | 9 | 9 | 8 | 4 | 2 |
| Sandy Alcantara | NYM | sp | 23 | 6.59 | 1 | 2 | 0 | 7 | 6 | 0 | 0 | 27.1 | 25 | 21 | 20 | 20 | 30 | 6 | 1 |
| Scott Alexander* | ChN | mr | 29 | 2.89 | 1 | 1 | 0 | 6 | 0 | 0 | 0 | 9.1 | 7 | 3 | 3 | 5 | 5 | 1 | 3 |
| Chase Anderson | Mil | sp | 31 | 4.81 | 7 | 6 | 0 | 26 | 26 | 1 | 0 | 166.2 | 174 | 104 | 89 | 63 | 131 | 39 | 19 |
| Tyler Anderson* | Mia | sp | 29 | 4.13 | 5 | 12 | 0 | 25 | 25 | 0 | 0 | 150.1 | 142 | 75 | 69 | 43 | 116 | 25 | 10 |
| Victor Arano | Mia | mr | 24 | 4.60 | 5 | 3 | 0 | 69 | 0 | 0 | 0 | 62.2 | 59 | 33 | 32 | 24 | 62 | 10 | 5 |
| Jake Arrieta | LA | sp | 33 | 3.56 | 13 | 9 | 0 | 31 | 31 | 1 | 1 | 187.0 | 146 | 78 | 74 | 63 | 146 | 26 | 20 |
| Luis Avilan* | Mia | mr | 29 | 8.31 | 0 | 1 | 0 | 11 | 0 | 0 | 0 | 8.2 | 12 | 8 | 8 | 5 | 7 | 0 | 1 |
| Pedro Baez | StL | mr | 31 | 2.38 | 9 | 0 | 0 | 44 | 0 | 0 | 0 | 64.1 | 45 | 17 | 17 | 26 | 67 | 3 | 4 |
| Kyle Barraclough | LA | mr | 29 | 6.23 | 3 | 2 | 1 | 55 | 0 | 0 | 0 | 56.1 | 46 | 40 | 39 | 40 | 61 | 13 | 7 |
| Trevor Bauer | Was | sp | 28 | 3.19 | 5 | 5 | 0 | 14 | 14 | 0 | 0 | 87.1 | 72 | 36 | 31 | 26 | 108 | 7 | 1 |
| Trevor Bauer | LA | sp | 28 | 2.46 | 9 | 3 | 0 | 18 | 17 | 0 | 0 | 106.0 | 85 | 31 | 29 | 42 | 132 | 4 | 3 |
| Trevor Bauer |   | sp | 28 | 2.79 | 14 | 8 | 0 | 32 | 31 | 0 | 0 | 193.1 | 157 | 67 | 60 | 68 | 240 | 11 | 4 |
| Chad Bettis | ChN | sp | 30 | 5.87 | 5 | 7 | 0 | 34 | 17 | 0 | 0 | 122.2 | 149 | 83 | 80 | 60 | 81 | 21 | 13 |
| Jesse Biddle* | LA | mr | 27 | 2.08 | 2 | 1 | 2 | 64 | 0 | 0 | 0 | 56.1 | 45 | 17 | 13 | 23 | 69 | 6 | 6 |
| Ty Blach* | Cin | mr | 28 | 6.30 | 1 | 0 | 1 | 17 | 0 | 0 | 0 | 20.0 | 31 | 14 | 14 | 6 | 19 | 5 | 3 |
| Ryan Borucki* | Col | sp | 25 | 5.14 | 0 | 0 | 0 | 1 | 1 | 0 | 0 | 7.0 | 6 | 4 | 4 | 1 | 9 | 1 | 0 |
| Matt Bowman | Cin | mr | 28 | 0.00 | 0 | 0 | 0 | 5 | 0 | 0 | 0 | 4.1 | 3 | 0 | 0 | 0 | 6 | 0 | 0 |
| Brad Boxberger | StL | cl | 31 | 4.11 | 2 | 3 | 1 | 44 | 0 | 0 | 0 | 50.1 | 44 | 26 | 23 | 24 | 62 | 11 | 6 |
| Silvino Bracho | Cin | mr | 26 | 5.19 | 2 | 1 | 0 | 19 | 0 | 0 | 0 | 17.1 | 19 | 13 | 10 | 9 | 23 | 4 | 1 |
| Chasen Bradford | Mia | mr | 29 | 3.51 | 3 | 2 | 3 | 54 | 0 | 0 | 0 | 41.0 | 46 | 19 | 16 | 15 | 28 | 5 | 5 |
| Archie Bradley | Pit | mr | 26 | 3.52 | 3 | 3 | 12 | 47 | 0 | 0 | 0 | 53.2 | 47 | 23 | 21 | 14 | 50 | 8 | 10 |
| John Brebbia | Mil | mr | 29 | 4.50 | 4 | 8 | 3 | 45 | 0 | 0 | 0 | 48.0 | 63 | 27 | 24 | 15 | 55 | 8 | 3 |
| Clay Buchholz | Cin | sp | 34 | 3.92 | 7 | 5 | 0 | 18 | 18 | 1 | 0 | 105.2 | 103 | 49 | 46 | 32 | 97 | 15 | 7 |
| Ryan Buchter* | NYM | mr | 32 | 2.45 | 0 | 0 | 0 | 3 | 0 | 0 | 0 | 3.2 | 3 | 1 | 1 | 1 | 4 | 0 | 0 |
| Walker Buehler | Pit | sp | 24 | 2.24 | 14 | 4 | 0 | 25 | 25 | 0 | 0 | 153.0 | 113 | 40 | 38 | 32 | 172 | 14 | 11 |
| Madison Bumgarner* | Was | sp | 29 | 3.94 | 2 | 10 | 0 | 23 | 22 | 1 | 0 | 144.0 | 142 | 66 | 63 | 44 | 131 | 15 | 10 |
| Corbin Burnes | Pit | mr | 24 | 3.43 | 0 | 1 | 0 | 30 | 0 | 0 | 0 | 39.1 | 35 | 19 | 15 | 8 | 35 | 3 | 2 |
| Trevor Cahill | Mia | sp | 31 | 3.54 | 7 | 6 | 0 | 30 | 18 | 0 | 0 | 119.1 | 112 | 53 | 47 | 48 | 118 | 10 | 10 |
| Shane Carle | Mil | mr | 27 | 2.56 | 6 | 3 | 19 | 52 | 0 | 0 | 0 | 56.1 | 55 | 19 | 16 | 23 | 35 | 2 | 16 |
| Jose Castillo* | Atl | mr | 23 | 1.66 | 2 | 1 | 3 | 61 | 0 | 0 | 0 | 38.0 | 21 | 9 | 7 | 24 | 46 | 0 | 0 |
| Luis Castillo | SF | sp | 26 | 3.79 | 12 | 7 | 0 | 27 | 27 | 1 | 1 | 164.0 | 154 | 76 | 69 | 56 | 146 | 18 | 15 |
| Miguel Castro | Mia | mr | 24 | 3.97 | 2 | 6 | 1 | 69 | 0 | 0 | 0 | 68.0 | 64 | 32 | 30 | 36 | 45 | 8 | 12 |
| Jhoulys Chacin | Col | sp | 31 | 4.32 | 12 | 9 | 0 | 33 | 32 | 3 | 0 | 198.0 | 191 | 98 | 95 | 81 | 162 | 21 | 15 |
| Andrew Chafin* | Mia | mr | 29 | 4.34 | 1 | 0 | 1 | 42 | 0 | 0 | 0 | 37.1 | 34 | 19 | 18 | 22 | 33 | 0 | 5 |
| Aroldis Chapman* | Col | cl | 31 | 3.14 | 1 | 2 | 18 | 50 | 0 | 0 | 0 | 57.1 | 38 | 23 | 20 | 34 | 104 | 5 | 2 |
| Tyler Chatwood | LA | sp | 29 | 8.31 | 1 | 0 | 0 | 4 | 0 | 0 | 0 | 4.1 | 7 | 4 | 4 | 8 | 3 | 1 | 2 |
| Steve Cishek | NYM | mr | 33 | 2.14 | 2 | 4 | 42 | 59 | 0 | 0 | 0 | 54.2 | 28 | 14 | 13 | 17 | 58 | 5 | 5 |
| Tyler Clippard | SF | mr | 34 | 4.91 | 3 | 0 | 1 | 38 | 0 | 0 | 0 | 44.0 | 39 | 24 | 24 | 21 | 57 | 11 | 2 |
| Gerrit Cole | StL | sp | 28 | 3.88 | 14 | 8 | 0 | 33 | 33 | 0 | 0 | 201.2 | 184 | 88 | 87 | 58 | 267 | 22 | 15 |
| Adam Conley* | Atl | mr | 29 | 2.93 | 0 | 0 | 1 | 17 | 0 | 0 | 0 | 15.1 | 8 | 5 | 5 | 5 | 16 | 2 | 1 |
| Adam Conley* | SF | mr | 29 | 3.99 | 0 | 5 | 2 | 39 | 0 | 0 | 0 | 38.1 | 34 | 18 | 17 | 17 | 43 | 4 | 4 |
| Adam Conley* |   | mr | 29 | 3.69 | 0 | 5 | 3 | 56 | 0 | 0 | 0 | 53.2 | 42 | 23 | 22 | 22 | 59 | 6 | 5 |
| Patrick Corbin* | Col | sp | 29 | 4.40 | 8 | 14 | 0 | 31 | 31 | 2 | 0 | 200.2 | 224 | 105 | 98 | 42 | 245 | 24 | 7 |
| Kyle Crick | LA | mr | 26 | 1.69 | 6 | 5 | 5 | 59 | 0 | 0 | 0 | 64.0 | 34 | 17 | 12 | 29 | 66 | 2 | 4 |
| Johnny Cueto | Mia | sp | 33 | 6.61 | 0 | 3 | 0 | 6 | 5 | 0 | 0 | 32.2 | 34 | 24 | 24 | 13 | 21 | 7 | 3 |
| Zach Davies | Cin | sp | 26 | 0.00 | 1 | 0 | 0 | 1 | 1 | 0 | 0 | 6.2 | 3 | 0 | 0 | 5 | 11 | 0 | 0 |
| Wade Davis | Mil | cl | 33 | 4.47 | 1 | 4 | 9 | 55 | 0 | 0 | 0 | 52.1 | 43 | 27 | 26 | 36 | 51 | 6 | 0 |
| Enyel De Los Santos | Cin | mr | 23 | 0.00 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 1.0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 |
| Jacob deGrom | Cin | sp | 31 | 2.30 | 14 | 8 | 0 | 33 | 33 | 3 | 2 | 231.0 | 187 | 64 | 59 | 36 | 277 | 17 | 12 |
| Seranthony Dominguez | LA | cl | 24 | 2.10 | 3 | 5 | 26 | 58 | 0 | 0 | 0 | 55.2 | 33 | 14 | 13 | 18 | 68 | 4 | 6 |
| Sean Doolittle* | Cin | cl | 32 | 2.28 | 2 | 2 | 19 | 49 | 0 | 0 | 0 | 47.1 | 27 | 12 | 12 | 13 | 51 | 6 | 2 |
| Sam Dyson | Cin | mr | 31 | 3.39 | 8 | 2 | 5 | 74 | 0 | 0 | 0 | 71.2 | 83 | 28 | 27 | 16 | 41 | 6 | 22 |
| Carl Edwards | Atl | mr | 27 | 2.35 | 1 | 1 | 2 | 70 | 0 | 0 | 0 | 53.2 | 46 | 15 | 14 | 36 | 67 | 2 | 0 |
| Zach Eflin | Was | sp | 25 | 6.03 | 3 | 9 | 0 | 20 | 19 | 1 | 0 | 116.1 | 125 | 85 | 78 | 39 | 122 | 17 | 8 |
| Robbie Erlin* | Atl | mr | 28 | 4.50 | 1 | 2 | 1 | 9 | 0 | 0 | 0 | 20.0 | 21 | 10 | 10 | 1 | 21 | 2 | 0 |
| Marco Estrada | Mia | sp | 35 | 9.00 | 0 | 1 | 0 | 4 | 1 | 0 | 0 | 14.0 | 18 | 14 | 14 | 11 | 5 | 2 | 0 |
| Jeurys Familia | Was | cl | 29 | 4.70 | 3 | 3 | 11 | 40 | 0 | 0 | 0 | 38.1 | 43 | 22 | 20 | 18 | 37 | 3 | 0 |
| Jeurys Familia | Pit | cl | 29 | 5.11 | 0 | 2 | 1 | 23 | 0 | 0 | 0 | 24.2 | 26 | 14 | 14 | 13 | 25 | 2 | 1 |
| Jeurys Familia |   | cl | 29 | 4.86 | 3 | 5 | 12 | 63 | 0 | 0 | 0 | 63.0 | 69 | 36 | 34 | 31 | 62 | 5 | 1 |
| Caleb Ferguson* | NYM | mr | 22 | 4.14 | 3 | 1 | 0 | 55 | 0 | 0 | 0 | 54.1 | 54 | 28 | 25 | 17 | 48 | 11 | 5 |
| Josh Fields | Col | mr | 33 | 7.44 | 1 | 1 | 0 | 31 | 0 | 0 | 0 | 42.1 | 58 | 38 | 35 | 17 | 27 | 9 | 4 |
| Michael Fiers | Mia | sp | 34 | 6.16 | 5 | 16 | 0 | 28 | 27 | 0 | 0 | 174.0 | 214 | 126 | 119 | 51 | 124 | 40 | 16 |
| Brandon Finnegan* | Was | sp | 26 | 7.59 | 0 | 1 | 0 | 4 | 2 | 0 | 0 | 10.2 | 18 | 9 | 9 | 2 | 5 | 3 | 0 |
| Jack Flaherty | Col | sp | 23 | 3.19 | 13 | 8 | 0 | 27 | 26 | 1 | 1 | 169.1 | 126 | 65 | 60 | 52 | 212 | 27 | 18 |
| Dylan Floro | Col | mr | 28 | 5.94 | 2 | 2 | 3 | 28 | 0 | 0 | 0 | 36.1 | 42 | 24 | 24 | 13 | 29 | 4 | 4 |
| Mike Foltynewicz | Atl | sp | 27 | 3.94 | 11 | 9 | 0 | 33 | 33 | 1 | 1 | 192.0 | 185 | 93 | 84 | 52 | 196 | 25 | 13 |
| Kyle Freeland* | ChN | sp | 26 | 3.77 | 8 | 16 | 0 | 33 | 33 | 4 | 1 | 217.1 | 202 | 93 | 91 | 82 | 188 | 17 | 27 |
| Max Fried* | ChN | mr | 25 | 2.00 | 0 | 0 | 0 | 4 | 0 | 0 | 0 | 9.0 | 3 | 3 | 2 | 3 | 10 | 0 | 1 |
| John Gant | Atl | sp | 26 | 3.02 | 11 | 8 | 0 | 26 | 21 | 1 | 1 | 128.1 | 94 | 45 | 43 | 65 | 95 | 11 | 7 |
| Jarlin Garcia* | LA | mr | 26 | 6.00 | 0 | 0 | 0 | 4 | 0 | 0 | 0 | 6.0 | 7 | 6 | 4 | 6 | 2 | 3 | 0 |
| Amir Garrett* | Mia | mr | 27 | 2.70 | 0 | 0 | 0 | 4 | 0 | 0 | 0 | 3.1 | 5 | 1 | 1 | 1 | 7 | 1 | 0 |
| Sam Gaviglio | Was | sp | 29 | 3.91 | 2 | 5 | 0 | 14 | 12 | 0 | 0 | 73.2 | 68 | 34 | 32 | 27 | 62 | 7 | 3 |
| Cory Gearrin | LA | mr | 33 | 11.78 | 0 | 0 | 0 | 17 | 0 | 0 | 0 | 18.1 | 37 | 24 | 24 | 11 | 15 | 2 | 1 |
| Ken Giles | ChN | cl | 28 | 4.72 | 4 | 2 | 2 | 52 | 0 | 0 | 0 | 53.1 | 71 | 31 | 28 | 11 | 43 | 6 | 2 |
| Lucas Giolito | Pit | sp | 24 | 5.72 | 5 | 9 | 0 | 23 | 23 | 0 | 0 | 118.0 | 128 | 84 | 75 | 64 | 79 | 25 | 12 |
| Tyler Glasnow | Atl | mr | 25 | 3.36 | 3 | 2 | 2 | 47 | 3 | 0 | 0 | 96.1 | 71 | 38 | 36 | 46 | 124 | 11 | 8 |
| Zack Godley | Cin | sp | 29 | 1.21 | 4 | 1 | 0 | 5 | 5 | 0 | 0 | 29.2 | 23 | 5 | 4 | 11 | 30 | 0 | 4 |
| Erik Goeddel | Mia | mr | 30 | 3.00 | 0 | 0 | 1 | 10 | 0 | 0 | 0 | 9.0 | 8 | 3 | 3 | 9 | 8 | 0 | 0 |
| Austin Gomber* | Was | mr | 25 | 5.80 | 3 | 6 | 1 | 82 | 0 | 0 | 0 | 80.2 | 92 | 57 | 52 | 31 | 68 | 11 | 7 |
| Gio Gonzalez* | Mil | sp | 33 | 5.20 | 6 | 7 | 0 | 30 | 25 | 0 | 0 | 154.0 | 175 | 96 | 89 | 73 | 151 | 20 | 12 |
| Merandy Gonzalez | NYM | mr | 23 | 1.54 | 0 | 0 | 0 | 5 | 0 | 0 | 0 | 11.2 | 11 | 3 | 2 | 4 | 8 | 0 | 1 |
| Matt Grace* | StL | mr | 30 | 3.75 | 4 | 1 | 2 | 43 | 0 | 0 | 0 | 48.0 | 48 | 21 | 20 | 15 | 38 | 5 | 3 |
| Jon Gray | SF | sp | 27 | 3.16 | 9 | 6 | 0 | 29 | 29 | 3 | 1 | 176.2 | 158 | 65 | 62 | 52 | 177 | 16 | 11 |
| Zack Greinke | Atl | sp | 35 | 4.60 | 16 | 8 | 0 | 35 | 35 | 1 | 1 | 217.0 | 225 | 113 | 111 | 55 | 203 | 31 | 16 |
| Robert Gsellman | Was | mr | 25 | 10.27 | 0 | 1 | 1 | 25 | 0 | 0 | 0 | 23.2 | 40 | 32 | 27 | 11 | 21 | 5 | 3 |
| Robert Gsellman | Pit | mr | 25 | 8.91 | 3 | 1 | 0 | 29 | 0 | 0 | 0 | 34.1 | 44 | 35 | 34 | 16 | 28 | 12 | 3 |
| Robert Gsellman |   | mr | 25 | 9.47 | 3 | 2 | 1 | 54 | 0 | 0 | 0 | 58.0 | 84 | 67 | 61 | 27 | 49 | 17 | 6 |
| Junior Guerra | SF | sp | 34 | 7.80 | 4 | 8 | 2 | 54 | 0 | 0 | 0 | 87.2 | 111 | 83 | 76 | 68 | 83 | 12 | 8 |
| Josh Hader* | Pit | mr | 25 | 2.90 | 8 | 3 | 25 | 64 | 0 | 0 | 0 | 77.2 | 56 | 26 | 25 | 31 | 137 | 12 | 0 |
| Cole Hamels* | LA | sp | 35 | 4.58 | 13 | 12 | 0 | 33 | 33 | 0 | 0 | 196.2 | 178 | 108 | 100 | 75 | 168 | 32 | 20 |
| Brad Hand* | SF | cl | 29 | 4.24 | 0 | 1 | 26 | 46 | 0 | 0 | 0 | 46.2 | 39 | 23 | 22 | 23 | 55 | 7 | 8 |
| J.A. Happ* | Pit | sp | 36 | 3.93 | 11 | 6 | 0 | 27 | 27 | 2 | 0 | 169.1 | 156 | 77 | 74 | 48 | 169 | 21 | 13 |
| Matt Harvey | StL | sp | 30 | 5.25 | 11 | 8 | 0 | 25 | 24 | 0 | 0 | 140.2 | 157 | 82 | 82 | 34 | 117 | 29 | 6 |
| Andrew Heaney* | Atl | sp | 28 | 4.55 | 6 | 9 | 0 | 30 | 26 | 2 | 1 | 150.1 | 157 | 83 | 76 | 38 | 138 | 28 | 14 |
| Jeremy Hellickson | ChN | sp | 32 | 4.04 | 3 | 6 | 0 | 18 | 17 | 0 | 0 | 100.1 | 99 | 52 | 45 | 22 | 71 | 11 | 14 |
| Heath Hembree | ChN | mr | 30 | 6.85 | 0 | 3 | 0 | 35 | 0 | 0 | 0 | 44.2 | 57 | 35 | 34 | 30 | 45 | 10 | 0 |
| Kyle Hendricks | Mia | sp | 29 | 3.33 | 9 | 15 | 0 | 32 | 32 | 2 | 1 | 210.2 | 216 | 92 | 78 | 40 | 170 | 22 | 19 |
| David Hernandez | NYM | mr | 34 | 3.77 | 4 | 3 | 3 | 55 | 0 | 0 | 0 | 57.1 | 52 | 26 | 24 | 20 | 47 | 5 | 6 |
| Elieser Hernandez | NYM | mr | 24 | 4.61 | 0 | 2 | 0 | 4 | 2 | 0 | 0 | 13.2 | 14 | 7 | 7 | 3 | 11 | 2 | 0 |
| Jordan Hicks | Mia | mr | 22 | 3.70 | 2 | 7 | 0 | 59 | 0 | 0 | 0 | 65.2 | 58 | 34 | 27 | 44 | 53 | 3 | 11 |
| Rich Hill* | ChN | sp | 39 | 7.34 | 3 | 5 | 0 | 11 | 11 | 0 | 0 | 61.1 | 73 | 56 | 50 | 33 | 72 | 11 | 4 |
| Yoshihisa Hirano | Mia | mr | 35 | 2.10 | 1 | 2 | 10 | 33 | 0 | 0 | 0 | 30.0 | 20 | 7 | 7 | 13 | 27 | 2 | 8 |
| Yoshihisa Hirano | SF | mr | 35 | 5.26 | 4 | 4 | 1 | 23 | 0 | 0 | 0 | 25.2 | 29 | 16 | 15 | 6 | 26 | 8 | 3 |
| Yoshihisa Hirano |   | mr | 35 | 3.56 | 5 | 6 | 11 | 56 | 0 | 0 | 0 | 55.2 | 49 | 23 | 22 | 19 | 53 | 10 | 11 |
| Derek Holland* | Was | sp | 32 | 5.06 | 9 | 14 | 1 | 41 | 21 | 2 | 1 | 169.0 | 173 | 99 | 95 | 66 | 172 | 23 | 16 |
| Dakota Hudson | Pit | mr | 24 | 1.15 | 1 | 0 | 0 | 7 | 0 | 0 | 0 | 15.2 | 7 | 2 | 2 | 7 | 13 | 1 | 2 |
| Daniel Hudson | Cin | mr | 32 | 5.36 | 4 | 3 | 1 | 49 | 0 | 0 | 0 | 50.1 | 54 | 33 | 30 | 20 | 39 | 15 | 4 |
| Jared Hughes | ChN | mr | 33 | 1.80 | 1 | 2 | 1 | 16 | 0 | 0 | 0 | 20.0 | 18 | 4 | 4 | 7 | 15 | 0 | 7 |
| Jared Hughes | Atl | mr | 33 | 2.05 | 4 | 3 | 5 | 50 | 0 | 0 | 0 | 61.1 | 43 | 19 | 14 | 34 | 49 | 3 | 13 |
| Jared Hughes |   | mr | 33 | 1.99 | 5 | 5 | 6 | 66 | 0 | 0 | 0 | 81.1 | 61 | 23 | 18 | 41 | 64 | 3 | 20 |
| Raisel Iglesias | Atl | cl | 29 | 3.70 | 5 | 3 | 7 | 64 | 0 | 0 | 0 | 73.0 | 53 | 34 | 30 | 34 | 88 | 13 | 4 |
| Kenley Jansen | NYM | cl | 31 | 4.04 | 6 | 3 | 4 | 60 | 0 | 0 | 0 | 64.2 | 56 | 30 | 29 | 14 | 80 | 13 | 2 |
| Jeremy Jeffress | StL | mr | 31 | 3.18 | 5 | 3 | 6 | 61 | 0 | 0 | 0 | 76.1 | 59 | 27 | 27 | 29 | 101 | 10 | 5 |
| Tommy Kahnle | Col | mr | 29 | 6.17 | 1 | 1 | 1 | 10 | 0 | 0 | 0 | 11.2 | 8 | 9 | 8 | 8 | 12 | 2 | 1 |
| Shawn Kelley | Cin | mr | 35 | 4.47 | 7 | 3 | 1 | 54 | 0 | 0 | 0 | 52.1 | 38 | 26 | 26 | 18 | 51 | 7 | 1 |
| Joe Kelly | LA | mr | 31 | 4.15 | 2 | 1 | 1 | 51 | 0 | 0 | 0 | 56.1 | 61 | 26 | 26 | 29 | 58 | 5 | 5 |
| Brett Kennedy | Mil | sp | 24 | 5.66 | 0 | 2 | 0 | 4 | 4 | 0 | 0 | 20.2 | 30 | 14 | 13 | 12 | 16 | 3 | 3 |
| Clayton Kershaw* | ChN | sp | 31 | 5.10 | 6 | 14 | 0 | 26 | 26 | 0 | 0 | 153.2 | 181 | 101 | 87 | 35 | 135 | 23 | 11 |
| Dallas Keuchel* | Cin | sp | 31 | 4.96 | 11 | 12 | 0 | 32 | 30 | 0 | 0 | 187.0 | 250 | 105 | 103 | 49 | 131 | 17 | 23 |
| Craig Kimbrel | Cin | cl | 31 | 4.25 | 3 | 1 | 17 | 66 | 0 | 0 | 0 | 59.1 | 39 | 28 | 28 | 40 | 84 | 11 | 0 |
| Nick Kingham | Was | sp | 27 | 14.14 | 1 | 1 | 0 | 5 | 1 | 0 | 0 | 14.0 | 21 | 23 | 22 | 8 | 17 | 6 | 1 |
| Corey Knebel | NYM | cl | 27 | 4.11 | 3 | 4 | 0 | 54 | 0 | 0 | 0 | 61.1 | 60 | 30 | 28 | 20 | 89 | 11 | 5 |
| George Kontos | SF | mr | 34 | 7.07 | 2 | 1 | 0 | 22 | 0 | 0 | 0 | 28.0 | 39 | 25 | 22 | 16 | 16 | 4 | 0 |
| Chad Kuhl | Mil | sp | 26 | 4.42 | 8 | 5 | 0 | 15 | 15 | 1 | 0 | 93.2 | 102 | 52 | 46 | 29 | 89 | 14 | 5 |
| Eric Lauer* | Was | sp | 24 | 4.72 | 0 | 3 | 0 | 8 | 8 | 0 | 0 | 47.2 | 59 | 32 | 25 | 16 | 53 | 4 | 3 |
| Mike Leake | Mil | sp | 31 | 5.07 | 13 | 9 | 0 | 30 | 29 | 0 | 0 | 193.2 | 221 | 113 | 109 | 32 | 121 | 25 | 29 |
| Wade LeBlanc* | LA | sp | 34 | 6.41 | 5 | 7 | 0 | 21 | 17 | 1 | 0 | 99.2 | 125 | 73 | 71 | 31 | 76 | 20 | 4 |
| Jon Lester* | Col | sp | 35 | 6.28 | 8 | 13 | 1 | 30 | 29 | 1 | 0 | 182.0 | 223 | 137 | 127 | 65 | 137 | 38 | 20 |
| Pablo Lopez | Col | sp | 23 | 4.97 | 3 | 2 | 0 | 6 | 6 | 0 | 0 | 41.2 | 54 | 23 | 23 | 11 | 31 | 9 | 5 |
| Reynaldo Lopez | Col | sp | 25 | 6.54 | 6 | 11 | 0 | 27 | 27 | 3 | 0 | 163.2 | 187 | 122 | 119 | 65 | 139 | 25 | 11 |
| Michael Lorenzen | SF | mr | 27 | 4.76 | 6 | 3 | 3 | 48 | 1 | 0 | 0 | 85.0 | 79 | 48 | 45 | 39 | 53 | 8 | 10 |
| Joey Lucchesi* | Was | sp | 26 | 6.01 | 9 | 9 | 0 | 24 | 24 | 0 | 0 | 142.1 | 161 | 101 | 95 | 41 | 153 | 38 | 18 |
| Seth Lugo | Atl | mr | 29 | 4.61 | 5 | 3 | 2 | 49 | 2 | 0 | 0 | 93.2 | 99 | 54 | 48 | 49 | 88 | 12 | 10 |
| Jordan Lyles | ChN | mr | 28 | 4.95 | 4 | 1 | 0 | 7 | 7 | 1 | 0 | 40.0 | 45 | 22 | 22 | 10 | 33 | 11 | 7 |
| Lance Lynn | StL | sp | 32 | 3.03 | 1 | 1 | 0 | 8 | 4 | 0 | 0 | 29.2 | 29 | 10 | 10 | 16 | 40 | 0 | 1 |
| Kenta Maeda | ChN | sp | 31 | 6.47 | 3 | 8 | 1 | 26 | 8 | 0 | 0 | 64.0 | 89 | 47 | 46 | 21 | 75 | 9 | 3 |
| German Marquez | SF | sp | 24 | 3.09 | 13 | 6 | 0 | 31 | 31 | 4 | 2 | 195.0 | 173 | 77 | 67 | 65 | 204 | 16 | 19 |
| Carlos Martinez | SF | sp | 27 | 4.22 | 6 | 9 | 2 | 36 | 14 | 2 | 0 | 117.1 | 111 | 66 | 55 | 59 | 116 | 9 | 21 |
| Phil Maton | Pit | mr | 26 | 6.35 | 1 | 0 | 0 | 4 | 0 | 0 | 0 | 5.2 | 8 | 6 | 4 | 5 | 2 | 0 | 1 |
| Steven Matz* | Pit | sp | 28 | 4.65 | 8 | 12 | 0 | 27 | 27 | 0 | 0 | 151.0 | 150 | 82 | 78 | 50 | 135 | 34 | 16 |
| T.J. McFarland* | Mil | mr | 30 | 3.26 | 7 | 6 | 1 | 44 | 0 | 0 | 0 | 66.1 | 64 | 26 | 24 | 17 | 30 | 3 | 11 |
| Mark Melancon | ChN | mr | 34 | 7.50 | 0 | 0 | 1 | 18 | 0 | 0 | 0 | 18.0 | 31 | 15 | 15 | 6 | 14 | 3 | 5 |
| Miles Mikolas | StL | sp | 30 | 3.00 | 17 | 8 | 0 | 33 | 33 | 3 | 1 | 224.2 | 206 | 78 | 75 | 26 | 156 | 23 | 15 |
| Wade Miley* | Mia | sp | 32 | 3.86 | 2 | 2 | 0 | 6 | 6 | 0 | 0 | 39.2 | 41 | 20 | 17 | 18 | 21 | 1 | 5 |
| Wade Miley* | SF | sp | 32 | 3.00 | 0 | 1 | 0 | 2 | 2 | 0 | 0 | 12.0 | 9 | 4 | 4 | 3 | 11 | 0 | 1 |
| Wade Miley* |   | sp | 32 | 3.66 | 2 | 3 | 0 | 8 | 8 | 0 | 0 | 51.2 | 50 | 24 | 21 | 21 | 32 | 1 | 6 |
| Andrew Miller* | Mil | mr | 34 | 7.68 | 0 | 0 | 1 | 32 | 0 | 0 | 0 | 34.0 | 48 | 31 | 29 | 19 | 43 | 7 | 3 |
| Justin Miller | Mil | mr | 32 | 6.82 | 1 | 1 | 0 | 32 | 0 | 0 | 0 | 34.1 | 38 | 29 | 26 | 11 | 38 | 9 | 3 |
| Alec Mills | Cin | mr | 27 | 1.42 | 1 | 0 | 2 | 22 | 0 | 0 | 0 | 19.0 | 9 | 4 | 3 | 10 | 24 | 0 | 1 |
| A.J. Minter* | ChN | mr | 25 | 7.25 | 1 | 6 | 3 | 55 | 0 | 0 | 0 | 58.1 | 80 | 49 | 47 | 34 | 72 | 9 | 2 |
| Mike Montgomery* | ChN | sp | 29 | 5.21 | 3 | 4 | 1 | 40 | 8 | 1 | 0 | 112.1 | 134 | 68 | 65 | 39 | 62 | 16 | 19 |
| Reyes Moronta | StL | mr | 26 | 1.71 | 2 | 4 | 45 | 62 | 0 | 0 | 0 | 63.1 | 39 | 13 | 12 | 36 | 84 | 7 | 4 |
| Brandon Morrow | Col | cl | 34 | 3.38 | 1 | 0 | 3 | 28 | 0 | 0 | 0 | 32.0 | 32 | 13 | 12 | 10 | 33 | 4 | 1 |
| Charlie Morton | StL | sp | 35 | 3.86 | 12 | 8 | 0 | 30 | 30 | 0 | 0 | 177.0 | 157 | 79 | 76 | 79 | 208 | 21 | 18 |
| Joe Musgrove | ChN | sp | 26 | 4.58 | 4 | 12 | 0 | 21 | 21 | 0 | 0 | 125.2 | 139 | 82 | 64 | 28 | 100 | 17 | 10 |
| Hector Neris | Atl | mr | 30 | 3.86 | 0 | 0 | 0 | 2 | 0 | 0 | 0 | 2.1 | 4 | 1 | 1 | 0 | 3 | 1 | 0 |
| Sean Newcomb* | Mil | sp | 26 | 5.20 | 12 | 11 | 0 | 32 | 28 | 0 | 0 | 169.2 | 177 | 105 | 98 | 82 | 158 | 20 | 26 |
| Jacob Nix | Was | sp | 23 | 8.93 | 0 | 6 | 0 | 10 | 8 | 0 | 0 | 41.1 | 56 | 43 | 41 | 13 | 21 | 12 | 5 |
| Aaron Nola | NYM | sp | 26 | 2.45 | 16 | 10 | 0 | 35 | 35 | 2 | 2 | 239.0 | 153 | 72 | 65 | 67 | 249 | 21 | 21 |
| Bud Norris | SF | cl | 34 | 5.21 | 0 | 2 | 0 | 14 | 0 | 0 | 0 | 19.0 | 16 | 11 | 11 | 10 | 20 | 2 | 2 |
| Ivan Nova | StL | sp | 32 | 4.97 | 1 | 4 | 1 | 11 | 5 | 1 | 0 | 50.2 | 60 | 31 | 28 | 8 | 29 | 8 | 8 |
| Scott Oberg | Mia | mr | 29 | 4.03 | 2 | 1 | 1 | 28 | 0 | 0 | 0 | 22.1 | 25 | 10 | 10 | 9 | 18 | 1 | 7 |
| Seung Hwan Oh | Col | mr | 36 | 5.12 | 2 | 4 | 1 | 51 | 0 | 0 | 0 | 70.1 | 69 | 46 | 40 | 34 | 79 | 6 | 2 |
| Corey Oswalt | NYM | sp | 25 | 7.20 | 0 | 4 | 0 | 5 | 4 | 0 | 0 | 25.0 | 32 | 20 | 20 | 8 | 19 | 7 | 1 |
| Adam Ottavino | Mil | mr | 33 | 3.02 | 8 | 3 | 7 | 57 | 0 | 0 | 0 | 80.1 | 39 | 30 | 27 | 43 | 105 | 7 | 10 |
| Thomas Pannone* | Mil | sp | 25 | 4.70 | 3 | 3 | 0 | 8 | 8 | 0 | 0 | 51.2 | 49 | 29 | 27 | 11 | 46 | 9 | 1 |
| Freddy Peralta | Mil | sp | 23 | 2.68 | 4 | 4 | 0 | 14 | 14 | 0 | 0 | 87.1 | 56 | 30 | 26 | 36 | 104 | 13 | 3 |
| Nick Pivetta | Col | sp | 26 | 7.58 | 0 | 3 | 0 | 3 | 3 | 0 | 0 | 19.0 | 35 | 19 | 16 | 8 | 21 | 7 | 2 |
| Drew Pomeranz* | Col | mr | 30 | 8.33 | 2 | 4 | 1 | 24 | 0 | 0 | 0 | 35.2 | 54 | 37 | 33 | 25 | 32 | 8 | 8 |
| Daniel Poncedeleon | SF | mr | 27 | 0.00 | 0 | 0 | 1 | 5 | 0 | 0 | 0 | 6.0 | 3 | 0 | 0 | 5 | 5 | 0 | 0 |
| Jose Quintana* | StL | sp | 30 | 5.04 | 9 | 11 | 0 | 30 | 29 | 1 | 0 | 171.1 | 198 | 103 | 96 | 69 | 155 | 26 | 11 |
| Edubray Ramos | Mia | mr | 26 | 5.05 | 2 | 2 | 7 | 48 | 0 | 0 | 0 | 41.0 | 51 | 28 | 23 | 23 | 31 | 4 | 6 |
| Robbie Ray* | Cin | sp | 27 | 4.01 | 4 | 2 | 0 | 14 | 14 | 0 | 0 | 76.1 | 66 | 35 | 34 | 34 | 94 | 8 | 7 |
| Sean Reid-Foley | Mia | sp | 23 | 0.00 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0.1 | 1 | 0 | 0 | 0 | 1 | 0 | 0 |
| Trevor Richards | Col | sp | 26 | 8.20 | 1 | 5 | 0 | 6 | 6 | 0 | 0 | 37.1 | 48 | 37 | 34 | 18 | 33 | 8 | 4 |
| Tanner Roark | Mia | sp | 32 | 4.29 | 9 | 13 | 0 | 33 | 31 | 2 | 1 | 199.1 | 203 | 105 | 95 | 65 | 149 | 32 | 18 |
| Hansel Robles | StL | mr | 28 | 5.59 | 2 | 1 | 0 | 43 | 0 | 0 | 0 | 56.1 | 61 | 38 | 35 | 32 | 54 | 9 | 6 |
| Dereck Rodriguez | Cin | sp | 27 | 4.50 | 7 | 7 | 0 | 24 | 21 | 0 | 0 | 124.0 | 133 | 66 | 62 | 47 | 90 | 11 | 11 |
| Jefry Rodriguez | Was | sp | 25 | 7.09 | 2 | 5 | 0 | 55 | 0 | 0 | 0 | 53.1 | 59 | 45 | 42 | 37 | 44 | 8 | 2 |
| Richard Rodriguez | Pit | mr | 29 | 2.34 | 3 | 2 | 3 | 59 | 0 | 0 | 0 | 73.0 | 59 | 19 | 19 | 21 | 79 | 6 | 10 |
| Sal Romano | Mia | sp | 25 | 2.89 | 3 | 0 | 0 | 3 | 3 | 0 | 0 | 18.2 | 25 | 6 | 6 | 3 | 16 | 2 | 1 |
| Randy Rosario* | ChN | mr | 25 | 2.77 | 0 | 0 | 0 | 9 | 0 | 0 | 0 | 13.0 | 15 | 4 | 4 | 9 | 7 | 2 | 3 |
| Tyson Ross | Cin | sp | 32 | 4.41 | 4 | 5 | 3 | 57 | 10 | 0 | 0 | 112.1 | 105 | 56 | 55 | 47 | 103 | 15 | 7 |
| Chris Rusin* | Cin | mr | 32 | 0.00 | 0 | 0 | 0 | 4 | 0 | 0 | 0 | 4.1 | 2 | 0 | 0 | 2 | 1 | 0 | 1 |
| Hyun-Jin Ryu* | Mia | sp | 32 | 3.79 | 4 | 6 | 0 | 13 | 13 | 0 | 0 | 92.2 | 76 | 43 | 39 | 17 | 109 | 12 | 5 |
| Jeff Samardzija | ChN | sp | 34 | 7.20 | 0 | 1 | 0 | 2 | 2 | 0 | 0 | 10.0 | 14 | 8 | 8 | 9 | 11 | 4 | 0 |
| Aaron Sanchez | Mil | sp | 26 | 5.71 | 4 | 5 | 2 | 31 | 12 | 0 | 0 | 116.2 | 138 | 76 | 74 | 61 | 90 | 11 | 16 |
| Anibal Sanchez | ChN | sp | 35 | 5.24 | 1 | 4 | 0 | 8 | 8 | 0 | 0 | 46.1 | 54 | 31 | 27 | 23 | 49 | 5 | 2 |
| Anibal Sanchez | Atl | sp | 35 | 3.97 | 7 | 5 | 0 | 14 | 14 | 1 | 0 | 81.2 | 80 | 46 | 36 | 26 | 77 | 14 | 7 |
| Anibal Sanchez |   | sp | 35 | 4.43 | 8 | 9 | 0 | 22 | 22 | 1 | 0 | 128.0 | 134 | 77 | 63 | 49 | 126 | 19 | 9 |
| Edgar Santana | SF | mr | 27 | 4.68 | 4 | 6 | 6 | 54 | 0 | 0 | 0 | 59.2 | 70 | 31 | 31 | 10 | 46 | 8 | 4 |
| Max Scherzer | NYM | sp | 34 | 2.71 | 20 | 8 | 0 | 37 | 34 | 6 | 5 | 246.0 | 162 | 82 | 74 | 57 | 325 | 28 | 13 |
| Antonio Senzatela | LA | sp | 24 | 4.22 | 1 | 2 | 0 | 42 | 3 | 0 | 0 | 89.2 | 101 | 45 | 42 | 32 | 65 | 8 | 10 |
| Tyler Skaggs* | StL | sp | 27 | 3.96 | 1 | 3 | 0 | 5 | 4 | 0 | 0 | 25.0 | 36 | 12 | 11 | 10 | 28 | 3 | 7 |
| Will Smith* | NYM | cl | 29 | 2.40 | 6 | 2 | 3 | 63 | 0 | 0 | 0 | 56.1 | 45 | 16 | 15 | 12 | 78 | 4 | 0 |
| Mike Soroka | SF | sp | 21 | 9.53 | 1 | 1 | 1 | 3 | 2 | 0 | 0 | 11.1 | 18 | 12 | 12 | 2 | 15 | 1 | 1 |
| Craig Stammen | ChN | mr | 35 | 2.84 | 3 | 2 | 0 | 21 | 0 | 0 | 0 | 25.1 | 25 | 10 | 8 | 3 | 23 | 0 | 2 |
| Craig Stammen | Pit | mr | 35 | 1.93 | 7 | 3 | 3 | 51 | 0 | 0 | 0 | 60.2 | 50 | 14 | 13 | 14 | 55 | 0 | 7 |
| Craig Stammen |   | mr | 35 | 2.20 | 10 | 5 | 3 | 72 | 0 | 0 | 0 | 86.0 | 75 | 24 | 21 | 17 | 78 | 0 | 9 |
| Drew Steckenrider | Col | mr | 28 | 7.07 | 6 | 8 | 2 | 47 | 0 | 0 | 0 | 62.1 | 89 | 52 | 49 | 27 | 66 | 13 | 3 |
| Robert Stock | ChN | mr | 29 | 2.12 | 1 | 0 | 0 | 10 | 0 | 0 | 0 | 17.0 | 13 | 4 | 4 | 4 | 7 | 0 | 0 |
| Matt Strahm* | Col | mr | 27 | 5.43 | 1 | 7 | 2 | 52 | 0 | 0 | 0 | 68.0 | 62 | 43 | 41 | 27 | 79 | 13 | 6 |
| Dan Straily | NYM | sp | 30 | 3.62 | 8 | 7 | 0 | 23 | 23 | 1 | 0 | 136.2 | 114 | 64 | 55 | 47 | 107 | 21 | 8 |
| Stephen Strasburg | SF | sp | 30 | 4.42 | 7 | 8 | 0 | 25 | 25 | 0 | 0 | 142.2 | 125 | 73 | 70 | 51 | 177 | 20 | 4 |
| Chris Stratton | Was | sp | 28 | 4.82 | 3 | 1 | 0 | 41 | 2 | 0 | 0 | 84.0 | 111 | 55 | 45 | 30 | 75 | 13 | 7 |
| Hunter Strickland | NYM | cl | 30 | 4.09 | 0 | 2 | 0 | 8 | 0 | 0 | 0 | 11.0 | 9 | 6 | 5 | 5 | 10 | 1 | 1 |
| Ross Stripling | Pit | sp | 29 | 3.22 | 11 | 3 | 0 | 33 | 20 | 0 | 0 | 131.1 | 130 | 52 | 47 | 18 | 140 | 9 | 8 |
| Marcus Stroman | SF | sp | 28 | 4.94 | 1 | 2 | 0 | 4 | 4 | 0 | 0 | 27.1 | 39 | 18 | 15 | 9 | 24 | 1 | 1 |
| Pedro Strop | LA | mr | 34 | 2.44 | 4 | 5 | 7 | 52 | 0 | 0 | 0 | 59.0 | 33 | 18 | 16 | 25 | 50 | 3 | 9 |
| Andrew Suarez* | Was | sp | 26 | 5.44 | 3 | 7 | 0 | 14 | 13 | 0 | 0 | 81.0 | 96 | 53 | 49 | 23 | 76 | 13 | 7 |
| Wander Suero | LA | mr | 27 | 2.70 | 1 | 1 | 0 | 9 | 0 | 0 | 0 | 13.1 | 9 | 5 | 4 | 4 | 9 | 2 | 0 |
| Brent Suter* | LA | sp | 29 | 5.28 | 2 | 1 | 0 | 20 | 3 | 1 | 1 | 46.0 | 40 | 27 | 27 | 14 | 36 | 8 | 1 |
| Noah Syndergaard | Atl | sp | 26 | 4.94 | 12 | 7 | 0 | 29 | 28 | 2 | 2 | 155.0 | 178 | 88 | 85 | 39 | 161 | 12 | 10 |
| Jameson Taillon | LA | sp | 27 | 2.81 | 17 | 5 | 0 | 33 | 33 | 2 | 1 | 214.2 | 165 | 70 | 67 | 35 | 192 | 20 | 13 |
| Julio Teheran | NYM | sp | 28 | 4.79 | 8 | 12 | 0 | 33 | 32 | 1 | 0 | 188.0 | 174 | 108 | 100 | 98 | 172 | 39 | 13 |
| Ryan Tepera | NYM | mr | 31 | 5.97 | 1 | 1 | 0 | 31 | 0 | 0 | 0 | 31.2 | 31 | 25 | 21 | 13 | 30 | 10 | 2 |
| Touki Toussaint | Mia | sp | 23 | 7.36 | 0 | 2 | 0 | 6 | 1 | 0 | 0 | 11.0 | 11 | 11 | 9 | 10 | 10 | 2 | 1 |
| Blake Treinen | Atl | cl | 31 | 2.01 | 7 | 7 | 21 | 63 | 0 | 0 | 0 | 80.2 | 56 | 21 | 18 | 21 | 82 | 7 | 5 |
| Sam Tuivailala | Atl | mr | 26 | 0.00 | 0 | 0 | 0 | 3 | 0 | 0 | 0 | 3.1 | 4 | 0 | 0 | 0 | 1 | 0 | 0 |
| Jose Urena | NYM | sp | 27 | 3.84 | 10 | 9 | 0 | 27 | 26 | 2 | 1 | 161.2 | 147 | 71 | 69 | 42 | 119 | 25 | 21 |
| Felipe Vazquez* | ChN | cl | 27 | 2.33 | 5 | 4 | 16 | 58 | 0 | 0 | 0 | 54.0 | 49 | 22 | 14 | 9 | 61 | 3 | 3 |
| Vincent Velasquez | Col | sp | 27 | 3.60 | 0 | 0 | 0 | 1 | 1 | 0 | 0 | 5.0 | 6 | 4 | 2 | 1 | 6 | 0 | 0 |
| Arodys Vizcaino | StL | cl | 28 | 4.78 | 0 | 3 | 0 | 18 | 0 | 0 | 0 | 26.1 | 22 | 16 | 14 | 7 | 23 | 3 | 1 |
| Michael Wacha | Was | sp | 27 | 3.08 | 7 | 4 | 0 | 16 | 16 | 0 | 0 | 99.1 | 76 | 38 | 34 | 38 | 78 | 12 | 1 |
| Adam Wainwright | Pit | sp | 37 | 10.30 | 1 | 4 | 0 | 7 | 7 | 0 | 0 | 32.1 | 45 | 42 | 37 | 14 | 32 | 11 | 1 |
| Tony Watson* | Cin | mr | 34 | 2.28 | 4 | 4 | 2 | 70 | 0 | 0 | 0 | 71.0 | 61 | 20 | 18 | 13 | 84 | 4 | 6 |
| Luke Weaver | Pit | sp | 25 | 3.73 | 4 | 2 | 8 | 64 | 0 | 0 | 0 | 125.1 | 118 | 55 | 52 | 62 | 109 | 14 | 13 |
| Zack Wheeler | Pit | sp | 29 | 2.75 | 16 | 7 | 0 | 33 | 33 | 0 | 0 | 196.2 | 166 | 69 | 60 | 59 | 189 | 10 | 24 |
| Trevor Williams | Cin | sp | 27 | 5.39 | 10 | 12 | 0 | 30 | 30 | 1 | 0 | 178.2 | 203 | 113 | 107 | 61 | 130 | 26 | 13 |
| Justin Wilson* | Was | mr | 31 | 1.99 | 2 | 0 | 5 | 22 | 0 | 0 | 0 | 22.2 | 22 | 6 | 5 | 8 | 32 | 1 | 4 |
| Daniel Winkler | ChN | mr | 29 | 3.62 | 2 | 1 | 1 | 26 | 0 | 0 | 0 | 37.1 | 43 | 16 | 15 | 9 | 41 | 1 | 2 |
| Daniel Winkler | Pit | mr | 29 | 5.12 | 0 | 4 | 0 | 17 | 0 | 0 | 0 | 19.1 | 17 | 12 | 11 | 5 | 23 | 1 | 2 |
| Daniel Winkler |   | mr | 29 | 4.13 | 2 | 5 | 1 | 43 | 0 | 0 | 0 | 56.2 | 60 | 28 | 26 | 14 | 64 | 2 | 4 |
| Matt Wisler | Was | mr | 26 | 3.50 | 0 | 2 | 0 | 39 | 0 | 0 | 0 | 43.2 | 45 | 23 | 17 | 16 | 27 | 4 | 4 |
| Nick Wittgren | Atl | mr | 28 | 2.08 | 2 | 1 | 2 | 28 | 0 | 0 | 0 | 26.0 | 23 | 6 | 6 | 6 | 27 | 0 | 0 |
| Alex Wood* | SF | sp | 28 | 5.62 | 7 | 13 | 1 | 30 | 27 | 0 | 0 | 161.2 | 173 | 117 | 101 | 61 | 136 | 26 | 14 |
| Brandon Woodruff | ChN | mr | 26 | 3.91 | 1 | 4 | 0 | 5 | 4 | 0 | 0 | 23.0 | 26 | 12 | 10 | 10 | 24 | 2 | 4 |
| Kirby Yates | Was | mr | 32 | 3.20 | 3 | 3 | 5 | 19 | 0 | 0 | 0 | 19.2 | 15 | 7 | 7 | 4 | 34 | 4 | 1 |
| Kirby Yates | StL | mr | 32 | 2.06 | 5 | 1 | 1 | 35 | 0 | 0 | 0 | 48.0 | 37 | 11 | 11 | 7 | 74 | 4 | 0 |
| Kirby Yates |   | mr | 32 | 2.39 | 8 | 4 | 6 | 54 | 0 | 0 | 0 | 67.2 | 52 | 18 | 18 | 11 | 108 | 8 | 1 |
| Brad Ziegler | Was | mr | 39 | 4.10 | 5 | 5 | 3 | 45 | 0 | 0 | 0 | 52.2 | 51 | 26 | 24 | 21 | 30 | 8 | 15 |
| Jordan Zimmermann | LA | sp | 33 | 5.20 | 10 | 11 | 0 | 25 | 25 | 0 | 0 | 133.1 | 165 | 89 | 77 | 28 | 113 | 26 | 4 |
| 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 |
| Matt Albers | SF | mr | 36 | 1 | 0 | 0 | 0 | 2 | 0 | 0 | 2 | 13.9 | 7.4 | 21.3 | 6.5 | 3.3 | 0.9 | 2.36 |
| Sandy Alcantara | NYM | sp | 23 | 0 | 0 | 0 | 2 | 0 | 1 | 3 | 1 | 8.2 | 6.6 | 15.5 | 9.9 | 2.0 | 1.5 | 1.65 |
| Scott Alexander* | ChN | mr | 29 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 6.8 | 4.8 | 11.6 | 4.8 | 1.0 | 1.0 | 1.29 |
| Chase Anderson | Mil | sp | 31 | 14 | 3 | 0 | 5 | 1 | 0 | 7 | 3 | 9.4 | 3.4 | 13.1 | 7.1 | 2.1 | 2.1 | 1.42 |
| Tyler Anderson* | Mia | sp | 29 | 9 | 3 | 1 | 3 | 3 | 2 | 8 | 9 | 8.5 | 2.6 | 11.3 | 6.9 | 1.5 | 2.7 | 1.23 |
| Victor Arano | Mia | mr | 24 | 8 | 2 | 4 | 1 | 1 | 0 | 0 | 4 | 8.5 | 3.4 | 12.1 | 8.9 | 1.4 | 2.6 | 1.32 |
| Jake Arrieta | LA | sp | 33 | 8 | 6 | 0 | 13 | 7 | 0 | 2 | 1 | 7.0 | 3.0 | 10.7 | 7.0 | 1.3 | 2.3 | 1.12 |
| Luis Avilan* | Mia | mr | 29 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 12.5 | 5.2 | 17.7 | 7.3 | 0.0 | 1.4 | 1.96 |
| Pedro Baez | StL | mr | 31 | 3 | 2 | 0 | 0 | 1 | 1 | 0 | 1 | 6.3 | 3.6 | 9.9 | 9.4 | 0.4 | 2.6 | 1.10 |
| Kyle Barraclough | LA | mr | 29 | 1 | 0 | 1 | 6 | 5 | 0 | 0 | 2 | 7.3 | 6.4 | 14.7 | 9.7 | 2.1 | 1.5 | 1.53 |
| Trevor Bauer | Was | sp | 28 | 6 | 5 | 0 | 4 | 10 | 0 | 4 | 1 | 7.4 | 2.7 | 10.5 | 11.1 | 0.7 | 4.2 | 1.12 |
| Trevor Bauer | LA | sp | 28 | 5 | 3 | 0 | 4 | 11 | 0 | 4 | 5 | 7.2 | 3.6 | 11.1 | 11.2 | 0.3 | 3.1 | 1.20 |
| Trevor Bauer |   | sp | 28 | 11 | 8 | 0 | 8 | 21 | 0 | 8 | 6 | 7.3 | 3.2 | 10.8 | 11.2 | 0.5 | 3.5 | 1.16 |
| Chad Bettis | ChN | sp | 30 | 2 | 1 | 3 | 5 | 2 | 2 | 6 | 2 | 10.9 | 4.4 | 15.7 | 5.9 | 1.5 | 1.4 | 1.70 |
| Jesse Biddle* | LA | mr | 27 | 0 | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 7.2 | 3.7 | 11.0 | 11.0 | 1.0 | 3.0 | 1.21 |
| Ty Blach* | Cin | mr | 28 | 0 | 1 | 1 | 1 | 0 | 1 | 0 | 0 | 13.9 | 2.7 | 17.1 | 8.6 | 2.3 | 3.2 | 1.85 |
| Ryan Borucki* | Col | sp | 25 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7.7 | 1.3 | 9.0 | 11.6 | 1.3 | 9.0 | 1.00 |
| Matt Bowman | Cin | mr | 28 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 6.2 | 0.0 | 8.3 | 12.5 | 0.0 | 99.0 | 0.69 |
| Brad Boxberger | StL | cl | 31 | 2 | 0 | 0 | 0 | 3 | 0 | 0 | 1 | 7.9 | 4.3 | 12.2 | 11.1 | 2.0 | 2.6 | 1.35 |
| Silvino Bracho | Cin | mr | 26 | 0 | 1 | 0 | 1 | 1 | 0 | 0 | 0 | 9.9 | 4.7 | 15.1 | 11.9 | 2.1 | 2.6 | 1.62 |
| Chasen Bradford | Mia | mr | 29 | 8 | 2 | 1 | 4 | 2 | 0 | 1 | 2 | 10.1 | 3.3 | 14.3 | 6.1 | 1.1 | 1.9 | 1.49 |
| Archie Bradley | Pit | mr | 26 | 0 | 0 | 0 | 4 | 0 | 0 | 1 | 4 | 7.9 | 2.3 | 10.9 | 8.4 | 1.3 | 3.6 | 1.14 |
| John Brebbia | Mil | mr | 29 | 1 | 0 | 0 | 1 | 1 | 0 | 1 | 1 | 11.8 | 2.8 | 14.8 | 10.3 | 1.5 | 3.7 | 1.63 |
| Clay Buchholz | Cin | sp | 34 | 1 | 1 | 4 | 3 | 3 | 0 | 2 | 2 | 8.8 | 2.7 | 11.8 | 8.3 | 1.3 | 3.0 | 1.28 |
| Ryan Buchter* | NYM | mr | 32 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7.4 | 2.5 | 9.8 | 9.8 | 0.0 | 4.0 | 1.09 |
| Walker Buehler | Pit | sp | 24 | 3 | 0 | 0 | 9 | 5 | 0 | 3 | 1 | 6.6 | 1.9 | 9.1 | 10.1 | 0.8 | 5.4 | 0.95 |
| Madison Bumgarner* | Was | sp | 29 | 10 | 4 | 1 | 9 | 3 | 1 | 3 | 3 | 8.9 | 2.8 | 12.2 | 8.2 | 0.9 | 3.0 | 1.29 |
| Corbin Burnes | Pit | mr | 24 | 3 | 0 | 0 | 5 | 1 | 0 | 0 | 1 | 8.0 | 1.8 | 11.0 | 8.0 | 0.7 | 4.4 | 1.09 |
| Trevor Cahill | Mia | sp | 31 | 17 | 2 | 0 | 4 | 14 | 0 | 3 | 3 | 8.4 | 3.6 | 12.4 | 8.9 | 0.8 | 2.5 | 1.34 |
| Shane Carle | Mil | mr | 27 | 4 | 0 | 0 | 4 | 1 | 0 | 0 | 2 | 8.8 | 3.7 | 13.1 | 5.6 | 0.3 | 1.5 | 1.38 |
| Jose Castillo* | Atl | mr | 23 | 2 | 1 | 3 | 5 | 1 | 0 | 0 | 0 | 5.0 | 5.7 | 11.8 | 10.9 | 0.0 | 1.9 | 1.18 |
| Luis Castillo | SF | sp | 26 | 3 | 1 | 2 | 8 | 8 | 2 | 4 | 2 | 8.5 | 3.1 | 12.0 | 8.0 | 1.0 | 2.6 | 1.28 |
| Miguel Castro | Mia | mr | 24 | 3 | 0 | 2 | 2 | 7 | 1 | 1 | 3 | 8.5 | 4.8 | 13.5 | 6.0 | 1.1 | 1.3 | 1.47 |
| Jhoulys Chacin | Col | sp | 31 | 13 | 3 | 1 | 11 | 4 | 0 | 6 | 7 | 8.7 | 3.7 | 12.9 | 7.4 | 1.0 | 2.0 | 1.37 |
| Andrew Chafin* | Mia | mr | 29 | 4 | 0 | 0 | 4 | 0 | 0 | 1 | 1 | 8.2 | 5.3 | 14.5 | 8.0 | 0.0 | 1.5 | 1.50 |
| Aroldis Chapman* | Col | cl | 31 | 1 | 0 | 0 | 0 | 9 | 0 | 1 | 0 | 6.0 | 5.3 | 11.3 | 16.3 | 0.8 | 3.1 | 1.26 |
| Tyler Chatwood | LA | sp | 29 | 0 | 0 | 0 | 1 | 1 | 0 | 0 | 0 | 14.5 | 16.6 | 33.2 | 6.2 | 2.1 | 0.4 | 3.46 |
| Steve Cishek | NYM | mr | 33 | 1 | 0 | 1 | 6 | 0 | 0 | 1 | 0 | 4.6 | 2.8 | 8.4 | 9.5 | 0.8 | 3.4 | 0.82 |
| Tyler Clippard | SF | mr | 34 | 2 | 0 | 0 | 2 | 3 | 0 | 0 | 1 | 8.0 | 4.3 | 12.7 | 11.7 | 2.3 | 2.7 | 1.36 |
| Gerrit Cole | StL | sp | 28 | 4 | 3 | 3 | 6 | 14 | 0 | 5 | 3 | 8.2 | 2.6 | 11.1 | 11.9 | 1.0 | 4.6 | 1.20 |
| Adam Conley* | Atl | mr | 29 | 0 | 0 | 1 | 0 | 1 | 1 | 0 | 0 | 4.7 | 2.9 | 7.6 | 9.4 | 1.2 | 3.2 | 0.85 |
| Adam Conley* | SF | mr | 29 | 0 | 0 | 0 | 1 | 2 | 0 | 3 | 1 | 8.0 | 4.0 | 12.2 | 10.1 | 0.9 | 2.5 | 1.33 |
| Adam Conley* |   | mr | 29 | 0 | 0 | 1 | 1 | 3 | 1 | 3 | 1 | 7.0 | 3.7 | 10.9 | 9.9 | 1.0 | 2.7 | 1.19 |
| Patrick Corbin* | Col | sp | 29 | 6 | 7 | 0 | 4 | 9 | 0 | 4 | 3 | 10.0 | 1.9 | 12.1 | 11.0 | 1.1 | 5.8 | 1.33 |
| Kyle Crick | LA | mr | 26 | 2 | 3 | 0 | 3 | 12 | 0 | 0 | 3 | 4.8 | 4.1 | 9.3 | 9.3 | 0.3 | 2.3 | 0.98 |
| Johnny Cueto | Mia | sp | 33 | 2 | 1 | 0 | 2 | 6 | 0 | 1 | 2 | 9.4 | 3.6 | 13.5 | 5.8 | 1.9 | 1.6 | 1.44 |
| Zach Davies | Cin | sp | 26 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 4.0 | 6.8 | 10.8 | 14.8 | 0.0 | 2.2 | 1.20 |
| Wade Davis | Mil | cl | 33 | 2 | 0 | 0 | 2 | 6 | 0 | 2 | 3 | 7.4 | 6.2 | 13.9 | 8.8 | 1.0 | 1.4 | 1.51 |
| Enyel De Los Santos | Cin | mr | 23 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.0 | 0.0 | 0.0 | 9.0 | 0.0 | 99.0 | 0.00 |
| Jacob deGrom | Cin | sp | 31 | 11 | 8 | 1 | 6 | 4 | 0 | 6 | 4 | 7.3 | 1.4 | 8.9 | 10.8 | 0.7 | 7.7 | 0.97 |
| Seranthony Dominguez | LA | cl | 24 | 2 | 1 | 0 | 2 | 10 | 0 | 0 | 0 | 5.3 | 2.9 | 8.6 | 11.0 | 0.6 | 3.8 | 0.92 |
| Sean Doolittle* | Cin | cl | 32 | 4 | 2 | 2 | 2 | 1 | 0 | 1 | 0 | 5.1 | 2.5 | 8.0 | 9.7 | 1.1 | 3.9 | 0.85 |
| Sam Dyson | Cin | mr | 31 | 4 | 1 | 1 | 3 | 2 | 0 | 0 | 2 | 10.4 | 2.0 | 12.8 | 5.1 | 0.8 | 2.6 | 1.38 |
| Carl Edwards | Atl | mr | 27 | 11 | 0 | 3 | 0 | 7 | 0 | 0 | 4 | 7.7 | 6.0 | 13.8 | 11.2 | 0.3 | 1.9 | 1.53 |
| Zach Eflin | Was | sp | 25 | 15 | 5 | 3 | 2 | 1 | 0 | 2 | 1 | 9.7 | 3.0 | 12.8 | 9.4 | 1.3 | 3.1 | 1.41 |
| Robbie Erlin* | Atl | mr | 28 | 0 | 0 | 0 | 1 | 0 | 1 | 0 | 0 | 9.4 | 0.4 | 10.3 | 9.4 | 0.9 | 21.0 | 1.10 |
| Marco Estrada | Mia | sp | 35 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 11.6 | 7.1 | 18.6 | 3.2 | 1.3 | 0.5 | 2.07 |
| Jeurys Familia | Was | cl | 29 | 1 | 0 | 0 | 0 | 3 | 0 | 0 | 2 | 10.1 | 4.2 | 14.3 | 8.7 | 0.7 | 2.1 | 1.59 |
| Jeurys Familia | Pit | cl | 29 | 1 | 0 | 0 | 3 | 0 | 0 | 0 | 0 | 9.5 | 4.7 | 15.3 | 9.1 | 0.7 | 1.9 | 1.58 |
| Jeurys Familia |   | cl | 29 | 2 | 0 | 0 | 3 | 3 | 0 | 0 | 2 | 9.9 | 4.4 | 14.7 | 8.9 | 0.7 | 2.0 | 1.59 |
| Caleb Ferguson* | NYM | mr | 22 | 3 | 1 | 1 | 6 | 2 | 0 | 0 | 1 | 8.9 | 2.8 | 12.8 | 8.0 | 1.8 | 2.8 | 1.31 |
| Josh Fields | Col | mr | 33 | 2 | 0 | 1 | 1 | 1 | 0 | 0 | 0 | 12.3 | 3.6 | 16.2 | 5.7 | 1.9 | 1.6 | 1.77 |
| Michael Fiers | Mia | sp | 34 | 15 | 4 | 0 | 11 | 4 | 0 | 4 | 6 | 11.1 | 2.6 | 14.3 | 6.4 | 2.1 | 2.4 | 1.52 |
| Brandon Finnegan* | Was | sp | 26 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 15.2 | 1.7 | 16.9 | 4.2 | 2.5 | 2.5 | 1.88 |
| Jack Flaherty | Col | sp | 23 | 4 | 2 | 0 | 13 | 8 | 0 | 3 | 5 | 6.7 | 2.8 | 10.2 | 11.3 | 1.4 | 4.1 | 1.05 |
| Dylan Floro | Col | mr | 28 | 1 | 2 | 1 | 0 | 1 | 0 | 0 | 3 | 10.4 | 3.2 | 13.6 | 7.2 | 1.0 | 2.2 | 1.51 |
| Mike Foltynewicz | Atl | sp | 27 | 1 | 3 | 1 | 9 | 8 | 7 | 4 | 8 | 8.7 | 2.4 | 11.5 | 9.2 | 1.2 | 3.8 | 1.23 |
| Kyle Freeland* | ChN | sp | 26 | 15 | 1 | 5 | 4 | 4 | 0 | 4 | 7 | 8.4 | 3.4 | 11.9 | 7.8 | 0.7 | 2.3 | 1.31 |
| Max Fried* | ChN | mr | 25 | 0 | 0 | 0 | 1 | 1 | 0 | 0 | 0 | 3.0 | 3.0 | 7.0 | 10.0 | 0.0 | 3.3 | 0.67 |
| John Gant | Atl | sp | 26 | 7 | 3 | 2 | 5 | 5 | 0 | 1 | 2 | 6.6 | 4.6 | 11.5 | 6.7 | 0.8 | 1.5 | 1.24 |
| Jarlin Garcia* | LA | mr | 26 | 3 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 10.5 | 9.0 | 21.0 | 3.0 | 4.5 | 0.3 | 2.17 |
| Amir Garrett* | Mia | mr | 27 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 13.5 | 2.7 | 16.2 | 18.9 | 2.7 | 7.0 | 1.80 |
| Sam Gaviglio | Was | sp | 29 | 7 | 2 | 1 | 1 | 5 | 3 | 2 | 2 | 8.3 | 3.3 | 11.7 | 7.6 | 0.9 | 2.3 | 1.29 |
| Cory Gearrin | LA | mr | 33 | 2 | 2 | 0 | 2 | 5 | 0 | 0 | 3 | 18.2 | 5.4 | 24.5 | 7.4 | 1.0 | 1.4 | 2.62 |
| Ken Giles | ChN | cl | 28 | 0 | 0 | 2 | 3 | 2 | 0 | 1 | 0 | 12.0 | 1.9 | 14.3 | 7.3 | 1.0 | 3.9 | 1.54 |
| Lucas Giolito | Pit | sp | 24 | 8 | 0 | 0 | 5 | 9 | 0 | 1 | 4 | 9.8 | 4.9 | 15.0 | 6.0 | 1.9 | 1.2 | 1.63 |
| Tyler Glasnow | Atl | mr | 25 | 6 | 1 | 1 | 7 | 9 | 1 | 1 | 3 | 6.6 | 4.3 | 11.6 | 11.6 | 1.0 | 2.7 | 1.21 |
| Zack Godley | Cin | sp | 29 | 2 | 1 | 0 | 1 | 2 | 0 | 2 | 1 | 7.0 | 3.3 | 10.6 | 9.1 | 0.0 | 2.7 | 1.15 |
| Erik Goeddel | Mia | mr | 30 | 4 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 8.0 | 9.0 | 17.0 | 8.0 | 0.0 | 0.9 | 1.89 |
| Austin Gomber* | Was | mr | 25 | 1 | 1 | 1 | 2 | 3 | 1 | 0 | 1 | 10.3 | 3.5 | 13.9 | 7.6 | 1.2 | 2.2 | 1.52 |
| Gio Gonzalez* | Mil | sp | 33 | 0 | 1 | 0 | 4 | 5 | 0 | 4 | 4 | 10.2 | 4.3 | 14.7 | 8.8 | 1.2 | 2.1 | 1.61 |
| Merandy Gonzalez | NYM | mr | 23 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 8.5 | 3.1 | 11.6 | 6.2 | 0.0 | 2.0 | 1.29 |
| Matt Grace* | StL | mr | 30 | 0 | 0 | 1 | 1 | 1 | 0 | 1 | 3 | 9.0 | 2.8 | 12.0 | 7.1 | 0.9 | 2.5 | 1.31 |
| Jon Gray | SF | sp | 27 | 4 | 3 | 0 | 8 | 3 | 1 | 5 | 7 | 8.0 | 2.6 | 11.1 | 9.0 | 0.8 | 3.4 | 1.19 |
| Zack Greinke | Atl | sp | 35 | 6 | 5 | 2 | 6 | 5 | 0 | 5 | 5 | 9.3 | 2.3 | 11.9 | 8.4 | 1.3 | 3.7 | 1.29 |
| Robert Gsellman | Was | mr | 25 | 5 | 0 | 1 | 2 | 0 | 0 | 0 | 0 | 15.2 | 4.2 | 20.2 | 8.0 | 1.9 | 1.9 | 2.15 |
| Robert Gsellman | Pit | mr | 25 | 0 | 0 | 0 | 3 | 1 | 0 | 0 | 3 | 11.5 | 4.2 | 16.5 | 7.3 | 3.1 | 1.8 | 1.75 |
| Robert Gsellman |   | mr | 25 | 5 | 0 | 1 | 5 | 1 | 0 | 0 | 3 | 13.0 | 4.2 | 18.0 | 7.6 | 2.6 | 1.8 | 1.91 |
| Junior Guerra | SF | sp | 34 | 6 | 1 | 3 | 5 | 13 | 0 | 0 | 4 | 11.4 | 7.0 | 18.9 | 8.5 | 1.2 | 1.2 | 2.04 |
| Josh Hader* | Pit | mr | 25 | 5 | 1 | 1 | 1 | 0 | 1 | 1 | 2 | 6.5 | 3.6 | 10.2 | 15.9 | 1.4 | 4.4 | 1.12 |
| Cole Hamels* | LA | sp | 35 | 18 | 4 | 1 | 12 | 3 | 4 | 9 | 3 | 8.1 | 3.4 | 12.1 | 7.7 | 1.5 | 2.2 | 1.29 |
| Brad Hand* | SF | cl | 29 | 0 | 2 | 2 | 4 | 0 | 0 | 1 | 0 | 7.5 | 4.4 | 12.7 | 10.6 | 1.3 | 2.4 | 1.33 |
| J.A. Happ* | Pit | sp | 36 | 5 | 3 | 2 | 3 | 3 | 4 | 3 | 5 | 8.3 | 2.6 | 11.0 | 9.0 | 1.1 | 3.5 | 1.20 |
| Matt Harvey | StL | sp | 30 | 3 | 0 | 1 | 2 | 1 | 2 | 3 | 2 | 10.0 | 2.2 | 12.3 | 7.5 | 1.9 | 3.4 | 1.36 |
| Andrew Heaney* | Atl | sp | 28 | 3 | 0 | 4 | 5 | 6 | 0 | 5 | 4 | 9.4 | 2.3 | 12.0 | 8.3 | 1.7 | 3.6 | 1.30 |
| Jeremy Hellickson | ChN | sp | 32 | 1 | 0 | 0 | 9 | 2 | 4 | 1 | 2 | 8.9 | 2.0 | 11.7 | 6.4 | 1.0 | 3.2 | 1.21 |
| Heath Hembree | ChN | mr | 30 | 4 | 0 | 2 | 1 | 6 | 2 | 0 | 1 | 11.5 | 6.0 | 17.7 | 9.1 | 2.0 | 1.5 | 1.95 |
| Kyle Hendricks | Mia | sp | 29 | 12 | 5 | 0 | 15 | 0 | 0 | 6 | 4 | 9.2 | 1.7 | 11.6 | 7.3 | 0.9 | 4.3 | 1.22 |
| David Hernandez | NYM | mr | 34 | 0 | 1 | 0 | 8 | 3 | 4 | 1 | 1 | 8.2 | 3.1 | 12.6 | 7.4 | 0.8 | 2.3 | 1.26 |
| Elieser Hernandez | NYM | mr | 24 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | 2 | 9.2 | 2.0 | 11.2 | 7.2 | 1.3 | 3.7 | 1.24 |
| Jordan Hicks | Mia | mr | 22 | 2 | 0 | 2 | 6 | 9 | 0 | 0 | 2 | 7.9 | 6.0 | 14.8 | 7.3 | 0.4 | 1.2 | 1.55 |
| Rich Hill* | ChN | sp | 39 | 4 | 1 | 2 | 8 | 1 | 1 | 1 | 1 | 10.7 | 4.8 | 16.7 | 10.6 | 1.6 | 2.2 | 1.73 |
| Yoshihisa Hirano | Mia | mr | 35 | 1 | 0 | 0 | 2 | 2 | 0 | 0 | 0 | 6.0 | 3.9 | 10.5 | 8.1 | 0.6 | 2.1 | 1.10 |
| Yoshihisa Hirano | SF | mr | 35 | 1 | 0 | 0 | 2 | 5 | 1 | 1 | 0 | 10.2 | 2.1 | 13.0 | 9.1 | 2.8 | 4.3 | 1.36 |
| Yoshihisa Hirano |   | mr | 35 | 2 | 0 | 0 | 4 | 7 | 1 | 1 | 0 | 7.9 | 3.1 | 11.6 | 8.6 | 1.6 | 2.8 | 1.22 |
| Derek Holland* | Was | sp | 32 | 6 | 2 | 2 | 7 | 3 | 2 | 5 | 1 | 9.2 | 3.5 | 13.1 | 9.2 | 1.2 | 2.6 | 1.41 |
| Dakota Hudson | Pit | mr | 24 | 0 | 0 | 1 | 0 | 2 | 0 | 1 | 0 | 4.0 | 4.0 | 8.0 | 7.5 | 0.6 | 1.9 | 0.89 |
| Daniel Hudson | Cin | mr | 32 | 2 | 2 | 1 | 4 | 3 | 0 | 0 | 0 | 9.7 | 3.6 | 13.9 | 7.0 | 2.7 | 2.0 | 1.47 |
| Jared Hughes | ChN | mr | 33 | 2 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 8.1 | 3.1 | 11.3 | 6.8 | 0.0 | 2.1 | 1.25 |
| Jared Hughes | Atl | mr | 33 | 5 | 3 | 4 | 2 | 3 | 0 | 0 | 1 | 6.3 | 5.0 | 11.6 | 7.2 | 0.4 | 1.4 | 1.26 |
| Jared Hughes |   | mr | 33 | 7 | 3 | 4 | 2 | 4 | 0 | 0 | 1 | 6.8 | 4.5 | 11.5 | 7.1 | 0.3 | 1.6 | 1.25 |
| Raisel Iglesias | Atl | cl | 29 | 0 | 0 | 6 | 0 | 1 | 0 | 1 | 1 | 6.5 | 4.2 | 10.7 | 10.8 | 1.6 | 2.6 | 1.19 |
| Kenley Jansen | NYM | cl | 31 | 8 | 1 | 0 | 3 | 0 | 2 | 3 | 2 | 7.8 | 1.9 | 10.2 | 11.1 | 1.8 | 5.7 | 1.08 |
| Jeremy Jeffress | StL | mr | 31 | 0 | 0 | 1 | 1 | 3 | 0 | 0 | 3 | 7.0 | 3.4 | 10.5 | 11.9 | 1.2 | 3.5 | 1.15 |
| Tommy Kahnle | Col | mr | 29 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | 0 | 6.2 | 6.2 | 12.3 | 9.3 | 1.5 | 1.5 | 1.37 |
| Shawn Kelley | Cin | mr | 35 | 0 | 2 | 0 | 2 | 2 | 0 | 1 | 0 | 6.5 | 3.1 | 10.0 | 8.8 | 1.2 | 2.8 | 1.07 |
| Joe Kelly | LA | mr | 31 | 3 | 0 | 0 | 4 | 5 | 0 | 1 | 4 | 9.7 | 4.6 | 15.0 | 9.3 | 0.8 | 2.0 | 1.60 |
| Brett Kennedy | Mil | sp | 24 | 1 | 0 | 0 | 2 | 2 | 0 | 0 | 1 | 13.1 | 5.2 | 19.2 | 7.0 | 1.3 | 1.3 | 2.03 |
| Clayton Kershaw* | ChN | sp | 31 | 2 | 1 | 2 | 5 | 8 | 0 | 9 | 5 | 10.6 | 2.0 | 12.9 | 7.9 | 1.3 | 3.9 | 1.41 |
| Dallas Keuchel* | Cin | sp | 31 | 7 | 1 | 8 | 1 | 7 | 0 | 8 | 2 | 12.0 | 2.4 | 14.4 | 6.3 | 0.8 | 2.7 | 1.60 |
| Craig Kimbrel | Cin | cl | 31 | 0 | 0 | 1 | 1 | 5 | 0 | 1 | 0 | 5.9 | 6.1 | 12.1 | 12.7 | 1.7 | 2.1 | 1.33 |
| Nick Kingham | Was | sp | 27 | 0 | 0 | 0 | 0 | 2 | 2 | 0 | 1 | 13.5 | 5.1 | 18.6 | 10.9 | 3.9 | 2.1 | 2.07 |
| Corey Knebel | NYM | cl | 27 | 8 | 3 | 1 | 2 | 1 | 0 | 0 | 0 | 8.8 | 2.9 | 12.0 | 13.1 | 1.6 | 4.4 | 1.30 |
| George Kontos | SF | mr | 34 | 3 | 0 | 0 | 4 | 2 | 1 | 1 | 1 | 12.5 | 5.1 | 19.0 | 5.1 | 1.3 | 1.0 | 1.96 |
| Chad Kuhl | Mil | sp | 26 | 0 | 1 | 0 | 2 | 8 | 0 | 4 | 1 | 9.8 | 2.8 | 12.8 | 8.6 | 1.3 | 3.1 | 1.40 |
| Eric Lauer* | Was | sp | 24 | 9 | 1 | 0 | 0 | 1 | 0 | 2 | 1 | 11.1 | 3.0 | 14.2 | 10.0 | 0.8 | 3.3 | 1.57 |
| Mike Leake | Mil | sp | 31 | 3 | 2 | 0 | 5 | 2 | 0 | 3 | 4 | 10.3 | 1.5 | 12.0 | 5.6 | 1.2 | 3.8 | 1.31 |
| Wade LeBlanc* | LA | sp | 34 | 4 | 0 | 0 | 5 | 0 | 0 | 2 | 3 | 11.3 | 2.8 | 14.5 | 6.9 | 1.8 | 2.5 | 1.57 |
| Jon Lester* | Col | sp | 35 | 9 | 6 | 1 | 4 | 3 | 0 | 5 | 5 | 11.0 | 3.2 | 14.4 | 6.8 | 1.9 | 2.1 | 1.58 |
| Pablo Lopez | Col | sp | 23 | 2 | 2 | 0 | 3 | 1 | 0 | 0 | 0 | 11.7 | 2.4 | 14.7 | 6.7 | 1.9 | 2.8 | 1.56 |
| Reynaldo Lopez | Col | sp | 25 | 10 | 2 | 1 | 8 | 6 | 3 | 5 | 10 | 10.3 | 3.6 | 14.3 | 7.6 | 1.4 | 2.1 | 1.54 |
| Michael Lorenzen | SF | mr | 27 | 1 | 0 | 0 | 10 | 2 | 0 | 2 | 2 | 8.4 | 4.1 | 13.6 | 5.6 | 0.8 | 1.4 | 1.39 |
| Joey Lucchesi* | Was | sp | 26 | 12 | 0 | 0 | 6 | 1 | 0 | 4 | 4 | 10.2 | 2.6 | 13.2 | 9.7 | 2.4 | 3.7 | 1.42 |
| Seth Lugo | Atl | mr | 29 | 4 | 1 | 5 | 1 | 3 | 2 | 3 | 5 | 9.5 | 4.7 | 14.3 | 8.5 | 1.2 | 1.8 | 1.58 |
| Jordan Lyles | ChN | mr | 28 | 1 | 1 | 0 | 1 | 2 | 0 | 0 | 1 | 10.1 | 2.3 | 12.6 | 7.4 | 2.5 | 3.3 | 1.38 |
| Lance Lynn | StL | sp | 32 | 3 | 3 | 1 | 0 | 2 | 0 | 1 | 0 | 8.8 | 4.9 | 13.7 | 12.1 | 0.0 | 2.5 | 1.52 |
| Kenta Maeda | ChN | sp | 31 | 4 | 3 | 1 | 2 | 0 | 4 | 2 | 4 | 12.5 | 3.0 | 15.8 | 10.5 | 1.3 | 3.6 | 1.72 |
| German Marquez | SF | sp | 24 | 10 | 4 | 1 | 10 | 8 | 0 | 5 | 6 | 8.0 | 3.0 | 11.4 | 9.4 | 0.7 | 3.1 | 1.22 |
| Carlos Martinez | SF | sp | 27 | 7 | 1 | 0 | 10 | 5 | 0 | 1 | 4 | 8.5 | 4.5 | 13.8 | 8.9 | 0.7 | 2.0 | 1.45 |
| Phil Maton | Pit | mr | 26 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 12.7 | 7.9 | 20.6 | 3.2 | 0.0 | 0.4 | 2.29 |
| Steven Matz* | Pit | sp | 28 | 6 | 4 | 1 | 8 | 0 | 0 | 5 | 3 | 8.9 | 3.0 | 12.4 | 8.0 | 2.0 | 2.7 | 1.32 |
| T.J. McFarland* | Mil | mr | 30 | 0 | 0 | 0 | 1 | 3 | 0 | 0 | 0 | 8.7 | 2.3 | 11.1 | 4.1 | 0.4 | 1.8 | 1.22 |
| Mark Melancon | ChN | mr | 34 | 0 | 0 | 0 | 1 | 4 | 0 | 0 | 0 | 15.5 | 3.0 | 19.0 | 7.0 | 1.5 | 2.3 | 2.06 |
| Miles Mikolas | StL | sp | 30 | 1 | 1 | 1 | 6 | 1 | 0 | 4 | 1 | 8.3 | 1.0 | 9.5 | 6.2 | 0.9 | 6.0 | 1.03 |
| Wade Miley* | Mia | sp | 32 | 3 | 0 | 1 | 3 | 0 | 0 | 0 | 2 | 9.3 | 4.1 | 14.1 | 4.8 | 0.2 | 1.2 | 1.49 |
| Wade Miley* | SF | sp | 32 | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 6.8 | 2.3 | 9.8 | 8.3 | 0.0 | 3.7 | 1.00 |
| Wade Miley* |   | sp | 32 | 4 | 0 | 1 | 4 | 0 | 0 | 0 | 2 | 8.7 | 3.7 | 13.1 | 5.6 | 0.2 | 1.5 | 1.37 |
| Andrew Miller* | Mil | mr | 34 | 1 | 0 | 0 | 3 | 2 | 0 | 0 | 0 | 12.7 | 5.0 | 18.5 | 11.4 | 1.9 | 2.3 | 1.97 |
| Justin Miller | Mil | mr | 32 | 3 | 0 | 1 | 5 | 1 | 0 | 0 | 0 | 10.0 | 2.9 | 14.2 | 10.0 | 2.4 | 3.5 | 1.43 |
| Alec Mills | Cin | mr | 27 | 0 | 0 | 0 | 1 | 1 | 0 | 1 | 0 | 4.3 | 4.7 | 9.5 | 11.4 | 0.0 | 2.4 | 1.00 |
| A.J. Minter* | ChN | mr | 25 | 4 | 3 | 1 | 4 | 8 | 0 | 1 | 0 | 12.3 | 5.2 | 18.2 | 11.1 | 1.4 | 2.1 | 1.95 |
| Mike Montgomery* | ChN | sp | 29 | 2 | 1 | 1 | 9 | 3 | 0 | 4 | 3 | 10.7 | 3.1 | 14.6 | 5.0 | 1.3 | 1.6 | 1.54 |
| Reyes Moronta | StL | mr | 26 | 1 | 0 | 2 | 1 | 5 | 1 | 2 | 1 | 5.5 | 5.1 | 10.8 | 11.9 | 1.0 | 2.3 | 1.18 |
| Brandon Morrow | Col | cl | 34 | 1 | 1 | 0 | 0 | 2 | 0 | 1 | 1 | 9.0 | 2.8 | 11.8 | 9.3 | 1.1 | 3.3 | 1.31 |
| Charlie Morton | StL | sp | 35 | 5 | 1 | 1 | 9 | 3 | 0 | 2 | 3 | 8.0 | 4.0 | 12.5 | 10.6 | 1.1 | 2.6 | 1.33 |
| Joe Musgrove | ChN | sp | 26 | 3 | 2 | 2 | 11 | 2 | 0 | 6 | 3 | 10.0 | 2.0 | 12.7 | 7.2 | 1.2 | 3.6 | 1.33 |
| Hector Neris | Atl | mr | 30 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 15.4 | 0.0 | 15.4 | 11.6 | 3.9 | 99.0 | 1.71 |
| Sean Newcomb* | Mil | sp | 26 | 4 | 4 | 0 | 1 | 4 | 0 | 1 | 5 | 9.4 | 4.3 | 13.8 | 8.4 | 1.1 | 1.9 | 1.53 |
| Jacob Nix | Was | sp | 23 | 3 | 1 | 1 | 5 | 2 | 0 | 2 | 1 | 12.2 | 2.8 | 16.1 | 4.6 | 2.6 | 1.6 | 1.67 |
| Aaron Nola | NYM | sp | 26 | 15 | 4 | 2 | 7 | 0 | 0 | 4 | 3 | 5.8 | 2.5 | 8.5 | 9.4 | 0.8 | 3.7 | 0.92 |
| Bud Norris | SF | cl | 34 | 1 | 0 | 0 | 3 | 2 | 0 | 0 | 0 | 7.6 | 4.7 | 13.7 | 9.5 | 0.9 | 2.0 | 1.37 |
| Ivan Nova | StL | sp | 32 | 0 | 0 | 1 | 1 | 3 | 1 | 1 | 2 | 10.7 | 1.4 | 12.3 | 5.2 | 1.4 | 3.6 | 1.34 |
| Scott Oberg | Mia | mr | 29 | 2 | 0 | 0 | 2 | 1 | 0 | 1 | 1 | 10.1 | 3.6 | 14.5 | 7.3 | 0.4 | 2.0 | 1.52 |
| Seung Hwan Oh | Col | mr | 36 | 0 | 0 | 1 | 5 | 4 | 0 | 0 | 0 | 8.8 | 4.4 | 13.8 | 10.1 | 0.8 | 2.3 | 1.46 |
| Corey Oswalt | NYM | sp | 25 | 2 | 0 | 0 | 1 | 2 | 0 | 1 | 0 | 11.5 | 2.9 | 14.8 | 6.8 | 2.5 | 2.4 | 1.60 |
| Adam Ottavino | Mil | mr | 33 | 5 | 2 | 0 | 4 | 8 | 0 | 2 | 2 | 4.4 | 4.8 | 9.6 | 11.8 | 0.8 | 2.4 | 1.02 |
| Thomas Pannone* | Mil | sp | 25 | 4 | 4 | 0 | 0 | 0 | 0 | 0 | 0 | 8.5 | 1.9 | 10.5 | 8.0 | 1.6 | 4.2 | 1.16 |
| Freddy Peralta | Mil | sp | 23 | 1 | 4 | 0 | 2 | 1 | 2 | 1 | 0 | 5.8 | 3.7 | 9.7 | 10.7 | 1.3 | 2.9 | 1.05 |
| Nick Pivetta | Col | sp | 26 | 1 | 0 | 0 | 1 | 1 | 0 | 1 | 0 | 16.6 | 3.8 | 20.8 | 9.9 | 3.3 | 2.6 | 2.26 |
| Drew Pomeranz* | Col | mr | 30 | 0 | 1 | 1 | 4 | 0 | 0 | 0 | 2 | 13.6 | 6.3 | 20.9 | 8.1 | 2.0 | 1.3 | 2.21 |
| Daniel Poncedeleon | SF | mr | 27 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 4.5 | 7.5 | 12.0 | 7.5 | 0.0 | 1.0 | 1.33 |
| Jose Quintana* | StL | sp | 30 | 4 | 2 | 3 | 2 | 3 | 0 | 6 | 6 | 10.4 | 3.6 | 14.1 | 8.1 | 1.4 | 2.2 | 1.56 |
| Edubray Ramos | Mia | mr | 26 | 3 | 0 | 0 | 2 | 7 | 0 | 2 | 1 | 11.2 | 5.0 | 16.7 | 6.8 | 0.9 | 1.3 | 1.80 |
| Robbie Ray* | Cin | sp | 27 | 8 | 2 | 0 | 4 | 6 | 0 | 1 | 0 | 7.8 | 4.0 | 12.3 | 11.1 | 0.9 | 2.8 | 1.31 |
| Sean Reid-Foley | Mia | sp | 23 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 27.0 | 0.0 | 27.0 | 27.0 | 0.0 | 99.0 | 3.00 |
| Trevor Richards | Col | sp | 26 | 2 | 0 | 0 | 3 | 5 | 2 | 0 | 2 | 11.6 | 4.3 | 16.6 | 8.0 | 1.9 | 1.8 | 1.77 |
| Tanner Roark | Mia | sp | 32 | 12 | 2 | 0 | 7 | 4 | 0 | 10 | 7 | 9.2 | 2.9 | 12.4 | 6.7 | 1.4 | 2.3 | 1.34 |
| Hansel Robles | StL | mr | 28 | 1 | 0 | 0 | 2 | 3 | 0 | 3 | 1 | 9.7 | 5.1 | 15.2 | 8.6 | 1.4 | 1.7 | 1.65 |
| Dereck Rodriguez | Cin | sp | 27 | 3 | 1 | 4 | 13 | 3 | 0 | 2 | 2 | 9.7 | 3.4 | 14.0 | 6.5 | 0.8 | 1.9 | 1.45 |
| Jefry Rodriguez | Was | sp | 25 | 2 | 0 | 0 | 5 | 2 | 0 | 1 | 2 | 10.0 | 6.2 | 17.0 | 7.4 | 1.3 | 1.2 | 1.80 |
| Richard Rodriguez | Pit | mr | 29 | 0 | 0 | 0 | 4 | 15 | 0 | 1 | 2 | 7.3 | 2.6 | 10.4 | 9.7 | 0.7 | 3.8 | 1.10 |
| Sal Romano | Mia | sp | 25 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 12.1 | 1.4 | 13.5 | 7.7 | 1.0 | 5.3 | 1.50 |
| Randy Rosario* | ChN | mr | 25 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 10.4 | 6.2 | 16.6 | 4.8 | 1.4 | 0.8 | 1.85 |
| Tyson Ross | Cin | sp | 32 | 6 | 3 | 2 | 4 | 2 | 0 | 2 | 2 | 8.4 | 3.8 | 12.5 | 8.3 | 1.2 | 2.2 | 1.35 |
| Chris Rusin* | Cin | mr | 32 | 0 | 0 | 1 | 0 | 1 | 0 | 0 | 0 | 4.2 | 4.2 | 8.3 | 2.1 | 0.0 | 0.5 | 0.92 |
| Hyun-Jin Ryu* | Mia | sp | 32 | 0 | 0 | 0 | 2 | 0 | 0 | 3 | 1 | 7.4 | 1.7 | 9.2 | 10.6 | 1.2 | 6.4 | 1.00 |
| Jeff Samardzija | ChN | sp | 34 | 1 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 12.6 | 8.1 | 20.7 | 9.9 | 3.6 | 1.2 | 2.30 |
| Aaron Sanchez | Mil | sp | 26 | 3 | 1 | 0 | 3 | 2 | 0 | 2 | 7 | 10.6 | 4.7 | 15.6 | 6.9 | 0.8 | 1.5 | 1.71 |
| Anibal Sanchez | ChN | sp | 35 | 1 | 1 | 0 | 0 | 0 | 0 | 4 | 1 | 10.5 | 4.5 | 15.0 | 9.5 | 1.0 | 2.1 | 1.66 |
| Anibal Sanchez | Atl | sp | 35 | 5 | 3 | 2 | 2 | 2 | 0 | 2 | 4 | 8.8 | 2.9 | 11.9 | 8.5 | 1.5 | 3.0 | 1.30 |
| Anibal Sanchez |   | sp | 35 | 6 | 4 | 2 | 2 | 2 | 0 | 6 | 5 | 9.4 | 3.4 | 13.0 | 8.9 | 1.3 | 2.6 | 1.43 |
| Edgar Santana | SF | mr | 27 | 3 | 0 | 0 | 3 | 5 | 1 | 1 | 4 | 10.6 | 1.5 | 12.5 | 6.9 | 1.2 | 4.6 | 1.34 |
| Max Scherzer | NYM | sp | 34 | 18 | 3 | 1 | 15 | 5 | 1 | 3 | 7 | 5.9 | 2.1 | 8.6 | 11.9 | 1.0 | 5.7 | 0.89 |
| Antonio Senzatela | LA | sp | 24 | 6 | 2 | 0 | 2 | 0 | 0 | 3 | 3 | 10.1 | 3.2 | 13.6 | 6.5 | 0.8 | 2.0 | 1.48 |
| Tyler Skaggs* | StL | sp | 27 | 0 | 0 | 0 | 2 | 0 | 0 | 0 | 0 | 13.0 | 3.6 | 17.3 | 10.1 | 1.1 | 2.8 | 1.84 |
| Will Smith* | NYM | cl | 29 | 7 | 0 | 1 | 0 | 3 | 0 | 0 | 2 | 7.2 | 1.9 | 9.1 | 12.5 | 0.6 | 6.5 | 1.01 |
| Mike Soroka | SF | sp | 21 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 14.3 | 1.6 | 15.9 | 11.9 | 0.8 | 7.5 | 1.76 |
| Craig Stammen | ChN | mr | 35 | 1 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 8.9 | 1.1 | 9.9 | 8.2 | 0.0 | 7.7 | 1.11 |
| Craig Stammen | Pit | mr | 35 | 2 | 3 | 0 | 5 | 0 | 0 | 1 | 0 | 7.4 | 2.1 | 10.2 | 8.2 | 0.0 | 3.9 | 1.05 |
| Craig Stammen |   | mr | 35 | 3 | 3 | 0 | 5 | 1 | 0 | 1 | 0 | 7.8 | 1.8 | 10.2 | 8.2 | 0.0 | 4.6 | 1.07 |
| Drew Steckenrider | Col | mr | 28 | 4 | 1 | 3 | 5 | 0 | 0 | 0 | 1 | 12.9 | 3.9 | 17.5 | 9.5 | 1.9 | 2.4 | 1.86 |
| Robert Stock | ChN | mr | 29 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | 1 | 6.9 | 2.1 | 9.0 | 3.7 | 0.0 | 1.8 | 1.00 |
| Matt Strahm* | Col | mr | 27 | 3 | 0 | 2 | 5 | 3 | 0 | 0 | 2 | 8.2 | 3.6 | 12.4 | 10.5 | 1.7 | 2.9 | 1.31 |
| Dan Straily | NYM | sp | 30 | 5 | 2 | 2 | 6 | 2 | 0 | 4 | 2 | 7.5 | 3.1 | 11.0 | 7.0 | 1.4 | 2.3 | 1.18 |
| Stephen Strasburg | SF | sp | 30 | 8 | 3 | 2 | 3 | 4 | 0 | 3 | 1 | 7.9 | 3.2 | 11.3 | 11.2 | 1.3 | 3.5 | 1.23 |
| Chris Stratton | Was | sp | 28 | 0 | 2 | 0 | 3 | 2 | 0 | 1 | 3 | 11.9 | 3.2 | 15.4 | 8.0 | 1.4 | 2.5 | 1.68 |
| Hunter Strickland | NYM | cl | 30 | 1 | 0 | 1 | 3 | 0 | 0 | 0 | 0 | 7.4 | 4.1 | 13.9 | 8.2 | 0.8 | 2.0 | 1.27 |
| Ross Stripling | Pit | sp | 29 | 2 | 0 | 0 | 4 | 3 | 0 | 6 | 3 | 8.9 | 1.2 | 10.4 | 9.6 | 0.6 | 7.8 | 1.13 |
| Marcus Stroman | SF | sp | 28 | 0 | 1 | 0 | 1 | 2 | 1 | 2 | 1 | 12.8 | 3.0 | 16.1 | 7.9 | 0.3 | 2.7 | 1.76 |
| Pedro Strop | LA | mr | 34 | 1 | 1 | 0 | 4 | 3 | 0 | 0 | 0 | 5.0 | 3.8 | 9.5 | 7.6 | 0.5 | 2.0 | 0.98 |
| Andrew Suarez* | Was | sp | 26 | 4 | 0 | 1 | 3 | 3 | 0 | 2 | 1 | 10.7 | 2.6 | 13.6 | 8.4 | 1.4 | 3.3 | 1.47 |
| Wander Suero | LA | mr | 27 | 1 | 0 | 0 | 0 | 1 | 0 | 0 | 1 | 6.1 | 2.7 | 8.8 | 6.1 | 1.3 | 2.3 | 0.97 |
| Brent Suter* | LA | sp | 29 | 0 | 0 | 0 | 1 | 1 | 0 | 0 | 3 | 7.8 | 2.7 | 10.8 | 7.0 | 1.6 | 2.6 | 1.17 |
| Noah Syndergaard | Atl | sp | 26 | 13 | 1 | 1 | 9 | 3 | 0 | 3 | 1 | 10.3 | 2.3 | 13.1 | 9.3 | 0.7 | 4.1 | 1.40 |
| Jameson Taillon | LA | sp | 27 | 8 | 0 | 0 | 7 | 2 | 0 | 5 | 2 | 6.9 | 1.5 | 8.7 | 8.0 | 0.8 | 5.5 | 0.93 |
| Julio Teheran | NYM | sp | 28 | 17 | 9 | 0 | 12 | 2 | 6 | 5 | 5 | 8.3 | 4.7 | 13.6 | 8.2 | 1.9 | 1.8 | 1.45 |
| Ryan Tepera | NYM | mr | 31 | 2 | 0 | 1 | 3 | 1 | 1 | 1 | 1 | 8.8 | 3.7 | 13.4 | 8.5 | 2.8 | 2.3 | 1.39 |
| Touki Toussaint | Mia | sp | 23 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 9.0 | 8.2 | 17.2 | 8.2 | 1.6 | 1.0 | 1.91 |
| Blake Treinen | Atl | cl | 31 | 4 | 1 | 6 | 3 | 7 | 0 | 1 | 1 | 6.2 | 2.3 | 8.9 | 9.1 | 0.8 | 3.9 | 0.95 |
| Sam Tuivailala | Atl | mr | 26 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 10.8 | 0.0 | 10.8 | 2.7 | 0.0 | 99.0 | 1.20 |
| Jose Urena | NYM | sp | 27 | 5 | 0 | 1 | 14 | 2 | 3 | 1 | 4 | 8.2 | 2.3 | 11.3 | 6.6 | 1.4 | 2.8 | 1.17 |
| Felipe Vazquez* | ChN | cl | 27 | 0 | 0 | 1 | 2 | 4 | 0 | 1 | 1 | 8.2 | 1.5 | 10.0 | 10.2 | 0.5 | 6.8 | 1.07 |
| Vincent Velasquez | Col | sp | 27 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 10.8 | 1.8 | 12.6 | 10.8 | 0.0 | 6.0 | 1.40 |
| Arodys Vizcaino | StL | cl | 28 | 0 | 1 | 1 | 1 | 2 | 0 | 0 | 1 | 7.5 | 2.4 | 10.3 | 7.9 | 1.0 | 3.3 | 1.10 |
| Michael Wacha | Was | sp | 27 | 5 | 1 | 0 | 5 | 1 | 0 | 4 | 4 | 6.9 | 3.4 | 10.8 | 7.1 | 1.1 | 2.1 | 1.15 |
| Adam Wainwright | Pit | sp | 37 | 1 | 0 | 0 | 4 | 1 | 0 | 2 | 0 | 12.5 | 3.9 | 17.5 | 8.9 | 3.1 | 2.3 | 1.82 |
| Tony Watson* | Cin | mr | 34 | 1 | 3 | 1 | 3 | 0 | 0 | 0 | 0 | 7.7 | 1.6 | 9.8 | 10.6 | 0.5 | 6.5 | 1.04 |
| Luke Weaver | Pit | sp | 25 | 0 | 1 | 1 | 1 | 0 | 0 | 1 | 3 | 8.5 | 4.5 | 13.0 | 7.8 | 1.0 | 1.8 | 1.44 |
| Zack Wheeler | Pit | sp | 29 | 0 | 0 | 0 | 9 | 2 | 3 | 7 | 6 | 7.6 | 2.7 | 10.7 | 8.6 | 0.5 | 3.2 | 1.14 |
| Trevor Williams | Cin | sp | 27 | 6 | 3 | 1 | 5 | 5 | 0 | 8 | 4 | 10.2 | 3.1 | 13.6 | 6.5 | 1.3 | 2.1 | 1.48 |
| Justin Wilson* | Was | mr | 31 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 8.7 | 3.2 | 11.9 | 12.7 | 0.4 | 4.0 | 1.32 |
| Daniel Winkler | ChN | mr | 29 | 0 | 3 | 0 | 1 | 2 | 0 | 0 | 2 | 10.4 | 2.2 | 12.8 | 9.9 | 0.2 | 4.6 | 1.39 |
| Daniel Winkler | Pit | mr | 29 | 1 | 0 | 0 | 2 | 1 | 0 | 0 | 1 | 7.9 | 2.3 | 11.2 | 10.7 | 0.5 | 4.6 | 1.14 |
| Daniel Winkler |   | mr | 29 | 1 | 3 | 0 | 3 | 3 | 0 | 0 | 3 | 9.5 | 2.2 | 12.2 | 10.2 | 0.3 | 4.6 | 1.31 |
| Matt Wisler | Was | mr | 26 | 1 | 0 | 0 | 2 | 3 | 0 | 1 | 1 | 9.3 | 3.3 | 13.0 | 5.6 | 0.8 | 1.7 | 1.40 |
| Nick Wittgren | Atl | mr | 28 | 0 | 0 | 0 | 1 | 0 | 2 | 0 | 2 | 8.0 | 2.1 | 10.4 | 9.3 | 0.0 | 4.5 | 1.12 |
| Alex Wood* | SF | sp | 28 | 9 | 1 | 3 | 11 | 1 | 0 | 4 | 5 | 9.6 | 3.4 | 13.6 | 7.6 | 1.4 | 2.2 | 1.45 |
| Brandon Woodruff | ChN | mr | 26 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 1 | 10.2 | 3.9 | 14.5 | 9.4 | 0.8 | 2.4 | 1.57 |
| Kirby Yates | Was | mr | 32 | 0 | 1 | 0 | 1 | 1 | 0 | 0 | 0 | 6.9 | 1.8 | 9.2 | 15.6 | 1.8 | 8.5 | 0.97 |
| Kirby Yates | StL | mr | 32 | 1 | 1 | 0 | 3 | 2 | 0 | 0 | 2 | 6.9 | 1.3 | 8.8 | 13.9 | 0.8 | 10.6 | 0.92 |
| Kirby Yates |   | mr | 32 | 1 | 2 | 0 | 4 | 3 | 0 | 0 | 2 | 6.9 | 1.5 | 8.9 | 14.4 | 1.1 | 9.8 | 0.93 |
| Brad Ziegler | Was | mr | 39 | 1 | 1 | 2 | 4 | 1 | 0 | 1 | 1 | 8.7 | 3.6 | 13.0 | 5.1 | 1.4 | 1.4 | 1.37 |
| Jordan Zimmermann | LA | sp | 33 | 3 | 3 | 0 | 2 | 1 | 0 | 3 | 6 | 11.1 | 1.9 | 13.2 | 7.6 | 1.8 | 4.0 | 1.45 |
| Analytical |
| Name | Team | P | Age | OPS | BIP | IPAVG | TBW | TBW/BF | TBWH | TBWH/BF | RC | RC27 | RCERA | CERA |
| Matt Albers | SF | mr | 36 | 1.108 | 36 | .361 | 39 | .684 | 39 | .684 | 14.3 | 11.7 | 10.51 | 12.05 |
| Sandy Alcantara | NYM | sp | 23 | .866 | 70 | .271 | 70 | .547 | 72 | .563 | 20.8 | 6.8 | 6.16 | 6.08 |
| Scott Alexander* | ChN | mr | 29 | .668 | 26 | .231 | 16 | .432 | 16 | .432 | 2.9 | 2.8 | 2.54 | 3.35 |
| Chase Anderson | Mil | sp | 31 | .841 | 492 | .274 | 393 | .538 | 398 | .545 | 108.5 | 5.7 | 5.28 | 5.31 |
| Tyler Anderson* | Mia | sp | 29 | .749 | 444 | .264 | 297 | .471 | 300 | .475 | 77.4 | 4.6 | 4.17 | 3.81 |
| Victor Arano | Mia | mr | 24 | .741 | 168 | .292 | 124 | .468 | 125 | .472 | 32.5 | 4.7 | 4.20 | 4.09 |
| Jake Arrieta | LA | sp | 33 | .660 | 515 | .233 | 315 | .413 | 328 | .430 | 71.3 | 3.4 | 3.09 | 3.21 |
| Luis Avilan* | Mia | mr | 29 | .810 | 30 | .400 | 20 | .476 | 20 | .476 | 6.2 | 6.4 | 5.80 | 6.25 |
| Pedro Baez | StL | mr | 31 | .604 | 162 | .259 | 102 | .395 | 102 | .395 | 21.4 | 3.0 | 2.69 | 2.22 |
| Kyle Barraclough | LA | mr | 29 | .828 | 134 | .246 | 136 | .535 | 142 | .559 | 36.6 | 5.8 | 5.26 | 5.71 |
| Trevor Bauer | Was | sp | 28 | .623 | 216 | .301 | 136 | .377 | 140 | .388 | 32.8 | 3.3 | 3.05 | 2.77 |
| Trevor Bauer | LA | sp | 28 | .579 | 267 | .303 | 154 | .343 | 158 | .352 | 36.5 | 3.0 | 2.79 | 2.67 |
| Trevor Bauer |   | sp | 28 | .599 | 483 | .302 | 290 | .358 | 298 | .368 | 69.5 | 3.2 | 2.91 | 2.72 |
| Chad Bettis | ChN | sp | 30 | .878 | 401 | .319 | 306 | .539 | 311 | .548 | 94.1 | 6.9 | 6.22 | 6.42 |
| Jesse Biddle* | LA | mr | 27 | .634 | 138 | .283 | 96 | .405 | 97 | .409 | 20.7 | 3.2 | 2.98 | 3.08 |
| Ty Blach* | Cin | mr | 28 | 1.025 | 63 | .413 | 60 | .638 | 61 | .649 | 20.1 | 9.0 | 8.14 | 8.57 |
| Ryan Borucki* | Col | sp | 25 | .620 | 17 | .294 | 11 | .393 | 11 | .393 | 2.6 | 3.3 | 2.97 | 2.56 |
| Matt Bowman | Cin | mr | 28 | .423 | 10 | .300 | 3 | .176 | 4 | .235 | 0.8 | 1.6 | 1.43 | 1.43 |
| Brad Boxberger | StL | cl | 31 | .773 | 117 | .282 | 110 | .514 | 110 | .514 | 27.2 | 4.8 | 4.37 | 4.52 |
| Silvino Bracho | Cin | mr | 26 | .860 | 42 | .357 | 43 | .544 | 44 | .557 | 12.5 | 6.5 | 5.85 | 6.41 |
| Chasen Bradford | Mia | mr | 29 | .778 | 130 | .315 | 82 | .451 | 86 | .473 | 24.7 | 5.4 | 4.87 | 5.22 |
| Archie Bradley | Pit | mr | 26 | .698 | 141 | .277 | 91 | .419 | 95 | .438 | 21.4 | 3.6 | 3.22 | 3.57 |
| John Brebbia | Mil | mr | 29 | .871 | 142 | .387 | 119 | .538 | 120 | .543 | 37.7 | 7.0 | 6.37 | 6.07 |
| Clay Buchholz | Cin | sp | 34 | .729 | 303 | .290 | 205 | .456 | 208 | .462 | 53.1 | 4.5 | 4.07 | 3.86 |
| Ryan Buchter* | NYM | mr | 32 | .481 | 10 | .300 | 4 | .267 | 4 | .267 | 0.9 | 2.1 | 1.92 | 2.00 |
| Walker Buehler | Pit | sp | 24 | .585 | 377 | .263 | 216 | .358 | 225 | .373 | 46.9 | 2.7 | 2.49 | 2.19 |
| Madison Bumgarner* | Was | sp | 29 | .725 | 413 | .308 | 268 | .438 | 277 | .453 | 72.7 | 4.6 | 4.09 | 3.91 |
| Corbin Burnes | Pit | mr | 24 | .587 | 118 | .271 | 55 | .325 | 60 | .355 | 14.3 | 3.1 | 2.94 | 2.93 |
| Trevor Cahill | Mia | sp | 31 | .699 | 326 | .313 | 215 | .425 | 219 | .433 | 57.8 | 4.4 | 3.92 | 3.81 |
| Shane Carle | Mil | mr | 27 | .702 | 173 | .306 | 97 | .409 | 101 | .426 | 23.4 | 3.7 | 3.37 | 3.94 |
| Jose Castillo* | Atl | mr | 23 | .512 | 87 | .241 | 51 | .315 | 56 | .346 | 10.5 | 2.5 | 2.24 | 2.22 |
| Luis Castillo | SF | sp | 26 | .722 | 461 | .295 | 306 | .444 | 314 | .456 | 79.4 | 4.4 | 3.92 | 3.79 |
| Miguel Castro | Mia | mr | 24 | .747 | 205 | .273 | 138 | .466 | 140 | .473 | 35.0 | 4.6 | 4.17 | 4.51 |
| Jhoulys Chacin | Col | sp | 31 | .743 | 584 | .291 | 391 | .455 | 402 | .468 | 107.1 | 4.9 | 4.38 | 4.17 |
| Andrew Chafin* | Mia | mr | 29 | .698 | 110 | .309 | 70 | .414 | 74 | .438 | 18.8 | 4.5 | 4.09 | 3.94 |
| Aroldis Chapman* | Col | cl | 31 | .606 | 98 | .337 | 97 | .402 | 97 | .402 | 21.2 | 3.3 | 2.99 | 2.90 |
| Tyler Chatwood | LA | sp | 29 | 1.148 | 14 | .429 | 18 | .667 | 19 | .704 | 6.4 | 13.3 | 11.96 | 18.27 |
| Steve Cishek | NYM | mr | 33 | .507 | 124 | .185 | 66 | .314 | 72 | .343 | 12.2 | 2.0 | 1.81 | 1.67 |
| Tyler Clippard | SF | mr | 34 | .804 | 100 | .280 | 101 | .529 | 103 | .539 | 27.5 | 5.7 | 5.06 | 4.97 |
| Gerrit Cole | StL | sp | 28 | .695 | 483 | .335 | 361 | .432 | 367 | .439 | 89.4 | 4.0 | 3.59 | 3.32 |
| Adam Conley* | Atl | mr | 29 | .517 | 36 | .167 | 21 | .356 | 21 | .356 | 3.5 | 2.0 | 1.83 | 1.56 |
| Adam Conley* | SF | mr | 29 | .753 | 99 | .303 | 78 | .476 | 79 | .482 | 19.8 | 4.6 | 4.19 | 3.74 |
| Adam Conley* |   | mr | 29 | .688 | 135 | .267 | 99 | .444 | 100 | .448 | 22.8 | 3.8 | 3.44 | 3.05 |
| Patrick Corbin* | Col | sp | 29 | .765 | 543 | .368 | 403 | .470 | 407 | .474 | 113.3 | 5.1 | 4.57 | 4.16 |
| Kyle Crick | LA | mr | 26 | .478 | 157 | .204 | 78 | .304 | 81 | .315 | 13.8 | 1.9 | 1.74 | 1.65 |
| Johnny Cueto | Mia | sp | 33 | .791 | 103 | .262 | 71 | .486 | 73 | .500 | 19.9 | 5.3 | 4.93 | 5.31 |
| Zach Davies | Cin | sp | 26 | .416 | 12 | .250 | 8 | .286 | 8 | .286 | 1.2 | 1.7 | 1.49 | 1.81 |
| Wade Davis | Mil | cl | 33 | .714 | 144 | .257 | 109 | .456 | 111 | .464 | 29.3 | 5.0 | 4.54 | 4.33 |
| Enyel De Los Santos | Cin | mr | 23 | .000 | 2 | .000 | 0 | .000 | 0 | .000 | 0.0 | 0.0 | 0.00 | 0.00 |
| Jacob deGrom | Cin | sp | 31 | .579 | 571 | .298 | 314 | .346 | 320 | .353 | 69.0 | 2.7 | 2.42 | 2.13 |
| Seranthony Dominguez | LA | cl | 24 | .495 | 124 | .234 | 67 | .310 | 69 | .319 | 11.8 | 1.9 | 1.71 | 1.73 |
| Sean Doolittle* | Cin | cl | 32 | .536 | 109 | .193 | 63 | .348 | 65 | .359 | 11.8 | 2.2 | 2.01 | 1.74 |
| Sam Dyson | Cin | mr | 31 | .802 | 229 | .336 | 141 | .478 | 144 | .488 | 35.6 | 4.4 | 4.02 | 4.54 |
| Carl Edwards | Atl | mr | 27 | .671 | 137 | .321 | 103 | .426 | 103 | .426 | 28.3 | 4.8 | 4.26 | 3.69 |
| Zach Eflin | Was | sp | 25 | .806 | 322 | .335 | 256 | .510 | 258 | .514 | 72.0 | 5.6 | 5.01 | 4.62 |
| Robbie Erlin* | Atl | mr | 28 | .664 | 59 | .322 | 33 | .393 | 34 | .405 | 8.9 | 3.9 | 3.61 | 3.07 |
| Marco Estrada | Mia | sp | 35 | .863 | 53 | .302 | 37 | .521 | 37 | .521 | 12.2 | 7.9 | 7.07 | 7.62 |
| Jeurys Familia | Was | cl | 29 | .750 | 118 | .339 | 81 | .460 | 81 | .460 | 24.0 | 5.6 | 5.07 | 4.76 |
| Jeurys Familia | Pit | cl | 29 | .742 | 73 | .329 | 51 | .440 | 54 | .466 | 15.1 | 5.4 | 4.95 | 5.11 |
| Jeurys Familia |   | cl | 29 | .747 | 191 | .335 | 132 | .452 | 135 | .462 | 39.1 | 5.6 | 5.03 | 4.90 |
| Caleb Ferguson* | NYM | mr | 22 | .765 | 154 | .279 | 110 | .466 | 116 | .492 | 30.3 | 5.0 | 4.52 | 4.82 |
| Josh Fields | Col | mr | 33 | .903 | 147 | .333 | 113 | .562 | 114 | .567 | 36.3 | 7.6 | 6.95 | 7.18 |
| Michael Fiers | Mia | sp | 34 | .863 | 563 | .309 | 418 | .530 | 429 | .544 | 128.5 | 6.5 | 5.98 | 6.16 |
| Brandon Finnegan* | Was | sp | 26 | .975 | 41 | .366 | 30 | .588 | 30 | .588 | 11.4 | 9.9 | 8.65 | 8.89 |
| Jack Flaherty | Col | sp | 23 | .662 | 385 | .257 | 288 | .418 | 301 | .437 | 64.3 | 3.4 | 3.08 | 3.02 |
| Dylan Floro | Col | mr | 28 | .854 | 111 | .342 | 84 | .535 | 84 | .535 | 23.8 | 5.9 | 5.30 | 4.94 |
| Mike Foltynewicz | Atl | sp | 27 | .741 | 531 | .301 | 375 | .461 | 384 | .472 | 97.7 | 4.5 | 4.12 | 3.71 |
| Kyle Freeland* | ChN | sp | 26 | .667 | 627 | .295 | 371 | .404 | 375 | .408 | 91.6 | 3.8 | 3.42 | 3.50 |
| Max Fried* | ChN | mr | 25 | .316 | 19 | .158 | 6 | .182 | 7 | .212 | 0.7 | 0.7 | 0.66 | 0.89 |
| John Gant | Atl | sp | 26 | .635 | 365 | .227 | 220 | .407 | 225 | .416 | 50.6 | 3.5 | 3.20 | 3.05 |
| Jarlin Garcia* | LA | mr | 26 | 1.040 | 21 | .190 | 22 | .667 | 23 | .697 | 8.2 | 11.7 | 11.10 | 11.57 |
| Amir Garrett* | Mia | mr | 27 | 1.018 | 7 | .571 | 10 | .625 | 10 | .625 | 3.7 | 9.9 | 8.91 | 8.14 |
| Sam Gaviglio | Was | sp | 29 | .691 | 217 | .281 | 135 | .430 | 136 | .433 | 35.0 | 4.2 | 3.85 | 3.48 |
| Cory Gearrin | LA | mr | 33 | 1.083 | 72 | .486 | 62 | .608 | 64 | .627 | 26.3 | 12.9 | 11.60 | 12.31 |
| Ken Giles | ChN | cl | 28 | .856 | 180 | .361 | 126 | .519 | 129 | .531 | 40.5 | 6.8 | 6.15 | 5.38 |
| Lucas Giolito | Pit | sp | 24 | .872 | 367 | .281 | 300 | .556 | 305 | .565 | 89.3 | 6.8 | 6.13 | 6.19 |
| Tyler Glasnow | Atl | mr | 25 | .637 | 219 | .274 | 162 | .398 | 169 | .415 | 38.1 | 3.5 | 3.20 | 3.29 |
| Zack Godley | Cin | sp | 29 | .582 | 78 | .295 | 41 | .342 | 42 | .350 | 8.9 | 2.7 | 2.44 | 2.31 |
| Erik Goeddel | Mia | mr | 30 | .631 | 26 | .308 | 17 | .395 | 17 | .395 | 4.9 | 5.1 | 4.42 | 4.97 |
| Austin Gomber* | Was | mr | 25 | .822 | 247 | .328 | 185 | .515 | 187 | .521 | 53.2 | 5.9 | 5.35 | 5.17 |
| Gio Gonzalez* | Mil | sp | 33 | .838 | 453 | .342 | 366 | .522 | 370 | .528 | 108.3 | 6.3 | 5.70 | 5.48 |
| Merandy Gonzalez | NYM | mr | 23 | .585 | 36 | .306 | 16 | .333 | 16 | .333 | 3.5 | 2.7 | 2.45 | 2.94 |
| Matt Grace* | StL | mr | 30 | .779 | 146 | .295 | 101 | .493 | 102 | .498 | 27.4 | 5.1 | 4.62 | 3.79 |
| Jon Gray | SF | sp | 27 | .672 | 481 | .295 | 299 | .407 | 307 | .418 | 75.3 | 3.8 | 3.45 | 3.21 |
| Zack Greinke | Atl | sp | 35 | .742 | 626 | .310 | 420 | .456 | 426 | .463 | 111.8 | 4.6 | 4.17 | 4.08 |
| Robert Gsellman | Was | mr | 25 | 1.049 | 83 | .422 | 78 | .639 | 80 | .656 | 29.8 | 11.2 | 10.20 | 9.95 |
| Robert Gsellman | Pit | mr | 25 | .990 | 106 | .302 | 103 | .624 | 106 | .642 | 34.0 | 8.7 | 8.02 | 8.36 |
| Robert Gsellman |   | mr | 25 | 1.015 | 189 | .354 | 181 | .631 | 186 | .648 | 63.7 | 9.7 | 8.90 | 9.02 |
| Junior Guerra | SF | sp | 34 | .911 | 277 | .357 | 251 | .564 | 256 | .575 | 81.2 | 8.1 | 7.50 | 7.61 |
| Josh Hader* | Pit | mr | 25 | .634 | 139 | .317 | 133 | .416 | 134 | .419 | 31.1 | 3.6 | 3.24 | 2.92 |
| Cole Hamels* | LA | sp | 35 | .738 | 555 | .263 | 387 | .460 | 399 | .474 | 100.2 | 4.5 | 4.13 | 4.12 |
| Brad Hand* | SF | cl | 29 | .754 | 110 | .291 | 95 | .477 | 99 | .497 | 22.2 | 4.2 | 3.86 | 4.22 |
| J.A. Happ* | Pit | sp | 36 | .682 | 461 | .293 | 296 | .422 | 299 | .426 | 72.8 | 3.8 | 3.48 | 3.40 |
| Matt Harvey | StL | sp | 30 | .806 | 430 | .298 | 313 | .511 | 315 | .515 | 89.3 | 5.7 | 5.14 | 4.80 |
| Andrew Heaney* | Atl | sp | 28 | .780 | 433 | .298 | 313 | .488 | 318 | .495 | 84.4 | 5.0 | 4.55 | 4.39 |
| Jeremy Hellickson | ChN | sp | 32 | .719 | 310 | .284 | 182 | .430 | 191 | .452 | 46.7 | 4.1 | 3.77 | 3.71 |
| Heath Hembree | ChN | mr | 30 | .912 | 136 | .346 | 128 | .577 | 129 | .581 | 42.9 | 8.6 | 7.77 | 7.77 |
| Kyle Hendricks | Mia | sp | 29 | .696 | 644 | .301 | 362 | .406 | 377 | .423 | 96.4 | 4.0 | 3.71 | 3.67 |
| David Hernandez | NYM | mr | 34 | .711 | 166 | .283 | 103 | .419 | 111 | .451 | 27.1 | 4.2 | 3.83 | 3.83 |
| Elieser Hernandez | NYM | mr | 24 | .833 | 40 | .300 | 30 | .536 | 30 | .536 | 8.7 | 6.1 | 5.19 | 3.88 |
| Jordan Hicks | Mia | mr | 22 | .683 | 189 | .291 | 121 | .410 | 127 | .431 | 30.1 | 4.1 | 3.71 | 4.41 |
| Rich Hill* | ChN | sp | 39 | .890 | 174 | .356 | 162 | .544 | 170 | .570 | 52.0 | 7.4 | 6.87 | 6.75 |
| Yoshihisa Hirano | Mia | mr | 35 | .573 | 75 | .240 | 42 | .353 | 44 | .370 | 7.6 | 2.2 | 2.05 | 2.58 |
| Yoshihisa Hirano | SF | mr | 35 | .888 | 71 | .296 | 64 | .566 | 66 | .584 | 18.4 | 6.3 | 5.80 | 5.92 |
| Yoshihisa Hirano |   | mr | 35 | .730 | 146 | .267 | 106 | .457 | 110 | .474 | 24.9 | 3.9 | 3.62 | 4.06 |
| Derek Holland* | Was | sp | 32 | .773 | 468 | .321 | 353 | .480 | 360 | .489 | 96.6 | 5.1 | 4.63 | 4.59 |
| Dakota Hudson | Pit | mr | 24 | .422 | 40 | .150 | 17 | .279 | 17 | .279 | 2.4 | 1.3 | 1.23 | 1.35 |
| Daniel Hudson | Cin | mr | 32 | .900 | 142 | .275 | 127 | .577 | 131 | .595 | 37.3 | 6.8 | 6.01 | 6.40 |
| Jared Hughes | ChN | mr | 33 | .616 | 56 | .321 | 28 | .359 | 28 | .359 | 5.5 | 2.5 | 2.23 | 2.91 |
| Jared Hughes | Atl | mr | 33 | .638 | 161 | .248 | 102 | .410 | 104 | .418 | 20.1 | 2.9 | 2.65 | 2.85 |
| Jared Hughes |   | mr | 33 | .633 | 217 | .267 | 130 | .398 | 132 | .404 | 25.6 | 2.8 | 2.55 | 2.86 |
| Raisel Iglesias | Atl | cl | 29 | .664 | 169 | .237 | 135 | .444 | 135 | .444 | 29.8 | 3.6 | 3.31 | 3.20 |
| Kenley Jansen | NYM | cl | 31 | .721 | 153 | .281 | 120 | .456 | 123 | .468 | 31.2 | 4.4 | 3.91 | 3.45 |
| Jeremy Jeffress | StL | mr | 31 | .619 | 181 | .271 | 128 | .398 | 129 | .401 | 28.2 | 3.2 | 2.99 | 2.91 |
| Tommy Kahnle | Col | mr | 29 | .694 | 30 | .200 | 25 | .481 | 25 | .481 | 5.5 | 4.0 | 3.82 | 3.78 |
| Shawn Kelley | Cin | mr | 35 | .673 | 134 | .231 | 94 | .443 | 96 | .453 | 21.2 | 3.6 | 3.28 | 2.77 |
| Joe Kelly | LA | mr | 31 | .775 | 162 | .346 | 119 | .461 | 123 | .477 | 35.4 | 5.7 | 5.10 | 5.19 |
| Brett Kennedy | Mil | sp | 24 | .904 | 70 | .386 | 54 | .524 | 56 | .544 | 18.6 | 8.1 | 7.28 | 8.50 |
| Clayton Kershaw* | ChN | sp | 31 | .826 | 481 | .328 | 345 | .508 | 350 | .515 | 101.0 | 5.8 | 5.33 | 4.77 |
| Dallas Keuchel* | Cin | sp | 31 | .827 | 634 | .368 | 406 | .488 | 407 | .489 | 125.0 | 6.1 | 5.41 | 5.41 |
| Craig Kimbrel | Cin | cl | 31 | .750 | 118 | .237 | 132 | .520 | 133 | .524 | 32.4 | 5.0 | 4.43 | 3.88 |
| Nick Kingham | Was | sp | 27 | 1.100 | 42 | .357 | 53 | .726 | 53 | .726 | 18.3 | 11.0 | 10.56 | 10.32 |
| Corey Knebel | NYM | cl | 27 | .814 | 136 | .360 | 137 | .531 | 139 | .539 | 36.3 | 5.3 | 4.80 | 4.37 |
| George Kontos | SF | mr | 34 | .907 | 106 | .330 | 78 | .534 | 82 | .562 | 28.2 | 8.8 | 8.16 | 7.82 |
| Chad Kuhl | Mil | sp | 26 | .769 | 276 | .319 | 194 | .473 | 196 | .478 | 54.4 | 5.2 | 4.71 | 4.60 |
| Eric Lauer* | Was | sp | 24 | .781 | 146 | .377 | 103 | .470 | 103 | .470 | 31.6 | 5.8 | 5.37 | 4.91 |
| Mike Leake | Mil | sp | 31 | .776 | 630 | .311 | 384 | .472 | 389 | .478 | 102.4 | 4.7 | 4.28 | 4.29 |
| Wade LeBlanc* | LA | sp | 34 | .882 | 323 | .325 | 249 | .547 | 254 | .558 | 80.1 | 7.3 | 6.51 | 6.11 |
| Jon Lester* | Col | sp | 35 | .900 | 571 | .324 | 462 | .567 | 466 | .572 | 138.6 | 6.8 | 6.17 | 6.17 |
| Pablo Lopez | Col | sp | 23 | .930 | 132 | .341 | 108 | .581 | 111 | .597 | 33.3 | 7.2 | 6.48 | 6.56 |
| Reynaldo Lopez | Col | sp | 25 | .862 | 501 | .323 | 395 | .535 | 403 | .546 | 121.1 | 6.7 | 5.99 | 5.45 |
| Michael Lorenzen | SF | mr | 27 | .694 | 265 | .268 | 152 | .405 | 162 | .432 | 40.4 | 4.2 | 3.85 | 4.33 |
| Joey Lucchesi* | Was | sp | 26 | .888 | 382 | .322 | 352 | .568 | 358 | .577 | 102.2 | 6.4 | 5.82 | 5.78 |
| Seth Lugo | Atl | mr | 29 | .781 | 275 | .316 | 206 | .485 | 207 | .487 | 56.8 | 5.3 | 4.91 | 5.00 |
| Jordan Lyles | ChN | mr | 28 | .872 | 113 | .301 | 94 | .560 | 95 | .565 | 25.1 | 5.7 | 5.09 | 5.69 |
| Lance Lynn | StL | sp | 32 | .667 | 74 | .392 | 52 | .400 | 52 | .400 | 13.2 | 4.0 | 3.61 | 3.72 |
| Kenta Maeda | ChN | sp | 31 | .915 | 195 | .410 | 169 | .560 | 171 | .566 | 55.8 | 7.7 | 7.06 | 6.41 |
| German Marquez | SF | sp | 24 | .661 | 520 | .302 | 324 | .398 | 334 | .410 | 79.8 | 3.7 | 3.32 | 3.28 |
| Carlos Martinez | SF | sp | 27 | .726 | 323 | .316 | 226 | .437 | 236 | .456 | 58.4 | 4.4 | 4.03 | 4.37 |
| Phil Maton | Pit | mr | 26 | .912 | 23 | .348 | 16 | .533 | 16 | .533 | 5.3 | 8.0 | 7.63 | 7.52 |
| Steven Matz* | Pit | sp | 28 | .824 | 422 | .275 | 342 | .527 | 350 | .539 | 91.0 | 5.3 | 4.88 | 4.84 |
| T.J. McFarland* | Mil | mr | 30 | .657 | 222 | .275 | 108 | .396 | 109 | .399 | 24.9 | 3.3 | 3.04 | 3.06 |
| Mark Melancon | ChN | mr | 34 | 1.049 | 63 | .444 | 55 | .632 | 56 | .644 | 19.3 | 9.6 | 8.67 | 9.46 |
| Miles Mikolas | StL | sp | 30 | .635 | 685 | .267 | 342 | .382 | 348 | .388 | 81.1 | 3.2 | 2.92 | 2.67 |
| Wade Miley* | Mia | sp | 32 | .716 | 132 | .303 | 73 | .417 | 76 | .434 | 20.5 | 4.7 | 4.18 | 4.22 |
| Wade Miley* | SF | sp | 32 | .533 | 30 | .300 | 13 | .289 | 14 | .311 | 3.1 | 2.5 | 2.08 | 2.10 |
| Wade Miley* |   | sp | 32 | .678 | 162 | .302 | 86 | .391 | 90 | .409 | 23.3 | 4.2 | 3.66 | 3.70 |
| Andrew Miller* | Mil | mr | 34 | 1.000 | 98 | .418 | 106 | .624 | 109 | .641 | 36.7 | 9.6 | 8.75 | 8.49 |
| Justin Miller | Mil | mr | 32 | .876 | 94 | .309 | 86 | .548 | 91 | .580 | 26.1 | 6.7 | 6.17 | 6.01 |
| Alec Mills | Cin | mr | 27 | .494 | 42 | .214 | 25 | .325 | 26 | .338 | 4.5 | 2.1 | 1.93 | 1.50 |
| A.J. Minter* | ChN | mr | 25 | .921 | 169 | .420 | 161 | .559 | 165 | .573 | 54.6 | 8.4 | 7.59 | 7.79 |
| Mike Montgomery* | ChN | sp | 29 | .852 | 374 | .316 | 255 | .510 | 264 | .528 | 75.5 | 6.0 | 5.44 | 5.71 |
| Reyes Moronta | StL | mr | 26 | .585 | 136 | .235 | 102 | .386 | 103 | .390 | 21.0 | 3.0 | 2.69 | 2.72 |
| Brandon Morrow | Col | cl | 34 | .679 | 88 | .318 | 55 | .407 | 55 | .407 | 14.6 | 4.1 | 3.69 | 3.91 |
| Charlie Morton | StL | sp | 35 | .696 | 445 | .306 | 329 | .432 | 338 | .444 | 82.4 | 4.2 | 3.77 | 3.94 |
| Joe Musgrove | ChN | sp | 26 | .752 | 402 | .303 | 247 | .443 | 258 | .462 | 69.9 | 4.8 | 4.50 | 4.41 |
| Hector Neris | Atl | mr | 30 | 1.000 | 7 | .429 | 7 | .636 | 7 | .636 | 2.7 | 10.5 | 9.49 | 9.13 |
| Sean Newcomb* | Mil | sp | 26 | .767 | 477 | .329 | 351 | .476 | 352 | .477 | 92.2 | 4.9 | 4.40 | 4.92 |
| Jacob Nix | Was | sp | 23 | .998 | 143 | .308 | 119 | .613 | 124 | .639 | 39.8 | 8.5 | 7.80 | 7.86 |
| Aaron Nola | NYM | sp | 26 | .540 | 587 | .225 | 318 | .342 | 325 | .349 | 61.0 | 2.3 | 2.07 | 1.85 |
| Bud Norris | SF | cl | 34 | .688 | 50 | .280 | 35 | .412 | 38 | .447 | 9.2 | 4.3 | 3.91 | 4.29 |
| Ivan Nova | StL | sp | 32 | .816 | 170 | .306 | 109 | .505 | 110 | .509 | 29.6 | 5.1 | 4.72 | 4.61 |
| Scott Oberg | Mia | mr | 29 | .769 | 71 | .338 | 45 | .446 | 47 | .465 | 11.8 | 4.4 | 4.26 | 4.69 |
| Seung Hwan Oh | Col | mr | 36 | .711 | 199 | .317 | 141 | .437 | 146 | .452 | 38.4 | 4.8 | 4.42 | 4.28 |
| Corey Oswalt | NYM | sp | 25 | .913 | 81 | .309 | 67 | .578 | 68 | .586 | 21.7 | 7.7 | 7.03 | 6.81 |
| Adam Ottavino | Mil | mr | 33 | .514 | 160 | .200 | 108 | .339 | 112 | .351 | 19.0 | 2.1 | 1.92 | 2.07 |
| Thomas Pannone* | Mil | sp | 25 | .748 | 148 | .270 | 106 | .495 | 106 | .495 | 25.7 | 4.4 | 4.03 | 3.49 |
| Freddy Peralta | Mil | sp | 23 | .638 | 199 | .216 | 153 | .432 | 155 | .438 | 31.4 | 3.2 | 2.92 | 2.60 |
| Nick Pivetta | Col | sp | 26 | 1.200 | 63 | .444 | 76 | .760 | 77 | .770 | 30.0 | 14.0 | 12.78 | 12.20 |
| Drew Pomeranz* | Col | mr | 30 | 1.065 | 111 | .414 | 115 | .639 | 119 | .661 | 40.4 | 10.3 | 9.18 | 10.56 |
| Daniel Poncedeleon | SF | mr | 27 | .416 | 18 | .167 | 8 | .286 | 8 | .286 | 1.2 | 1.7 | 1.66 | 2.08 |
| Jose Quintana* | StL | sp | 30 | .798 | 519 | .331 | 376 | .488 | 378 | .490 | 110.6 | 5.8 | 5.23 | 5.36 |
| Edubray Ramos | Mia | mr | 26 | .768 | 140 | .336 | 89 | .445 | 91 | .455 | 26.5 | 5.5 | 5.23 | 6.17 |
| Robbie Ray* | Cin | sp | 27 | .682 | 183 | .317 | 136 | .421 | 140 | .433 | 34.3 | 4.1 | 3.64 | 3.79 |
| Sean Reid-Foley | Mia | sp | 23 | 1.500 | 1 | 1.000 | 2 | 1.000 | 2 | 1.000 | 1.0 | 27.0 | 24.30 | 14.52 |
| Trevor Richards | Col | sp | 26 | .974 | 114 | .351 | 107 | .608 | 110 | .625 | 35.7 | 8.7 | 7.74 | 7.47 |
| Tanner Roark | Mia | sp | 32 | .770 | 599 | .285 | 403 | .473 | 410 | .481 | 111.3 | 5.0 | 4.52 | 4.47 |
| Hansel Robles | StL | mr | 28 | .833 | 162 | .321 | 134 | .517 | 136 | .525 | 39.0 | 6.2 | 5.61 | 5.84 |
| Dereck Rodriguez | Cin | sp | 27 | .774 | 397 | .307 | 258 | .462 | 271 | .486 | 74.3 | 5.3 | 4.86 | 4.63 |
| Jefry Rodriguez | Was | sp | 25 | .851 | 167 | .305 | 137 | .525 | 142 | .544 | 43.1 | 7.2 | 6.54 | 6.56 |
| Richard Rodriguez | Pit | mr | 29 | .612 | 183 | .290 | 107 | .365 | 111 | .379 | 23.8 | 2.9 | 2.64 | 2.78 |
| Sal Romano | Mia | sp | 25 | .794 | 61 | .377 | 38 | .463 | 38 | .463 | 12.0 | 5.9 | 5.19 | 5.12 |
| Randy Rosario* | ChN | mr | 25 | .847 | 41 | .317 | 31 | .525 | 31 | .525 | 8.7 | 6.2 | 5.40 | 6.95 |
| Tyson Ross | Cin | sp | 32 | .747 | 317 | .284 | 230 | .473 | 234 | .481 | 60.4 | 4.8 | 4.35 | 4.10 |
| Chris Rusin* | Cin | mr | 32 | .393 | 13 | .154 | 4 | .250 | 4 | .250 | 0.4 | 0.9 | 0.79 | 1.09 |
| Hyun-Jin Ryu* | Mia | sp | 32 | .627 | 237 | .270 | 149 | .395 | 151 | .401 | 33.2 | 3.1 | 2.90 | 2.50 |
| Jeff Samardzija | ChN | sp | 34 | 1.025 | 29 | .345 | 35 | .660 | 35 | .660 | 12.5 | 11.3 | 10.14 | 11.33 |
| Aaron Sanchez | Mil | sp | 26 | .795 | 375 | .339 | 257 | .476 | 260 | .481 | 75.0 | 5.7 | 5.21 | 5.70 |
| Anibal Sanchez | ChN | sp | 35 | .855 | 136 | .360 | 113 | .531 | 113 | .531 | 34.4 | 6.7 | 6.02 | 5.44 |
| Anibal Sanchez | Atl | sp | 35 | .724 | 230 | .287 | 156 | .447 | 158 | .453 | 40.0 | 4.3 | 3.97 | 4.15 |
| Anibal Sanchez |   | sp | 35 | .773 | 366 | .314 | 269 | .479 | 271 | .482 | 73.9 | 5.1 | 4.68 | 4.61 |
| Edgar Santana | SF | mr | 27 | .800 | 189 | .328 | 123 | .480 | 126 | .492 | 37.2 | 5.7 | 5.05 | 4.58 |
| Max Scherzer | NYM | sp | 34 | .573 | 545 | .246 | 350 | .361 | 365 | .376 | 73.3 | 2.6 | 2.42 | 1.99 |
| Antonio Senzatela | LA | sp | 24 | .798 | 280 | .332 | 187 | .483 | 189 | .488 | 54.1 | 5.5 | 4.88 | 4.74 |
| Tyler Skaggs* | StL | sp | 27 | .933 | 73 | .452 | 64 | .552 | 66 | .569 | 20.2 | 7.3 | 6.54 | 7.52 |
| Will Smith* | NYM | cl | 29 | .544 | 134 | .306 | 75 | .329 | 75 | .329 | 17.6 | 2.8 | 2.54 | 2.08 |
| Mike Soroka | SF | sp | 21 | 1.038 | 34 | .500 | 34 | .654 | 34 | .654 | 12.1 | 9.9 | 8.63 | 6.67 |
| Craig Stammen | ChN | mr | 35 | .624 | 75 | .333 | 37 | .366 | 37 | .366 | 9.1 | 3.3 | 2.91 | 2.36 |
| Craig Stammen | Pit | mr | 35 | .594 | 164 | .305 | 80 | .336 | 85 | .357 | 18.0 | 2.7 | 2.40 | 2.30 |
| Craig Stammen |   | mr | 35 | .603 | 239 | .314 | 117 | .345 | 122 | .360 | 27.0 | 2.9 | 2.55 | 2.32 |
| Drew Steckenrider | Col | mr | 28 | .926 | 194 | .392 | 171 | .561 | 176 | .577 | 59.1 | 8.5 | 7.68 | 7.88 |
| Robert Stock | ChN | mr | 29 | .512 | 56 | .232 | 20 | .299 | 20 | .299 | 4.5 | 2.4 | 2.12 | 1.69 |
| Matt Strahm* | Col | mr | 27 | .793 | 170 | .288 | 150 | .510 | 155 | .527 | 39.9 | 5.2 | 4.76 | 4.43 |
| Dan Straily | NYM | sp | 30 | .686 | 388 | .240 | 246 | .432 | 252 | .443 | 60.1 | 3.9 | 3.56 | 3.44 |
| Stephen Strasburg | SF | sp | 30 | .713 | 348 | .302 | 274 | .457 | 277 | .462 | 69.7 | 4.4 | 3.96 | 3.54 |
| Chris Stratton | Was | sp | 28 | .892 | 263 | .373 | 209 | .544 | 212 | .552 | 66.7 | 7.2 | 6.43 | 6.44 |
| Hunter Strickland | NYM | cl | 30 | .721 | 31 | .258 | 21 | .420 | 24 | .480 | 5.9 | 4.7 | 4.32 | 4.01 |
| Ross Stripling | Pit | sp | 29 | .679 | 362 | .334 | 214 | .402 | 218 | .409 | 56.0 | 3.9 | 3.46 | 2.95 |
| Marcus Stroman | SF | sp | 28 | .804 | 96 | .396 | 59 | .450 | 60 | .458 | 19.4 | 6.2 | 5.76 | 5.80 |
| Pedro Strop | LA | mr | 34 | .501 | 147 | .204 | 71 | .310 | 75 | .328 | 12.3 | 1.9 | 1.69 | 1.94 |
| Andrew Suarez* | Was | sp | 26 | .842 | 245 | .339 | 189 | .525 | 192 | .533 | 56.3 | 6.2 | 5.63 | 5.20 |
| Wander Suero | LA | mr | 27 | .567 | 39 | .179 | 20 | .370 | 20 | .370 | 4.4 | 2.9 | 2.64 | 2.23 |
| Brent Suter* | LA | sp | 29 | .710 | 132 | .242 | 87 | .455 | 88 | .461 | 22.2 | 4.4 | 3.91 | 3.53 |
| Noah Syndergaard | Atl | sp | 26 | .753 | 461 | .360 | 304 | .446 | 313 | .459 | 90.2 | 5.2 | 4.71 | 4.34 |
| Jameson Taillon | LA | sp | 27 | .595 | 589 | .246 | 311 | .369 | 318 | .377 | 67.8 | 2.8 | 2.56 | 2.08 |
| Julio Teheran | NYM | sp | 28 | .806 | 507 | .266 | 424 | .512 | 436 | .527 | 116.6 | 5.6 | 5.03 | 5.21 |
| Ryan Tepera | NYM | mr | 31 | .878 | 89 | .236 | 83 | .572 | 86 | .593 | 23.6 | 6.4 | 6.03 | 5.65 |
| Touki Toussaint | Mia | sp | 23 | .916 | 31 | .290 | 31 | .585 | 31 | .585 | 9.3 | 7.6 | 6.85 | 6.82 |
| Blake Treinen | Atl | cl | 31 | .554 | 207 | .237 | 110 | .344 | 113 | .353 | 22.4 | 2.5 | 2.25 | 1.94 |
| Sam Tuivailala | Atl | mr | 26 | .615 | 12 | .333 | 4 | .308 | 4 | .308 | 1.6 | 4.7 | 3.77 | 3.15 |
| Jose Urena | NYM | sp | 27 | .718 | 471 | .259 | 295 | .440 | 309 | .461 | 73.9 | 4.1 | 3.70 | 3.75 |
| Felipe Vazquez* | ChN | cl | 27 | .568 | 147 | .313 | 71 | .320 | 73 | .329 | 16.9 | 2.8 | 2.53 | 2.49 |
| Vincent Velasquez | Col | sp | 27 | .639 | 17 | .353 | 9 | .375 | 9 | .375 | 2.4 | 3.8 | 3.90 | 3.25 |
| Arodys Vizcaino | StL | cl | 28 | .638 | 73 | .260 | 42 | .393 | 43 | .402 | 9.8 | 3.3 | 3.01 | 2.87 |
| Michael Wacha | Was | sp | 27 | .636 | 285 | .225 | 166 | .397 | 171 | .409 | 40.8 | 3.7 | 3.33 | 3.01 |
| Adam Wainwright | Pit | sp | 37 | 1.028 | 102 | .333 | 105 | .644 | 109 | .669 | 37.0 | 9.9 | 9.27 | 8.82 |
| Tony Watson* | Cin | mr | 34 | .589 | 176 | .324 | 96 | .343 | 99 | .354 | 21.2 | 2.7 | 2.42 | 2.45 |
| Luke Weaver | Pit | sp | 25 | .728 | 362 | .287 | 253 | .462 | 254 | .464 | 63.8 | 4.5 | 4.12 | 4.20 |
| Zack Wheeler | Pit | sp | 29 | .595 | 537 | .291 | 277 | .345 | 286 | .356 | 63.3 | 2.9 | 2.61 | 2.74 |
| Trevor Williams | Cin | sp | 27 | .830 | 568 | .312 | 407 | .515 | 412 | .522 | 119.2 | 6.0 | 5.40 | 5.04 |
| Justin Wilson* | Was | mr | 31 | .661 | 55 | .382 | 38 | .396 | 38 | .396 | 9.1 | 3.5 | 3.26 | 3.35 |
| Daniel Winkler | ChN | mr | 29 | .718 | 109 | .385 | 67 | .416 | 68 | .422 | 18.4 | 4.4 | 3.99 | 3.89 |
| Daniel Winkler | Pit | mr | 29 | .689 | 49 | .327 | 33 | .412 | 35 | .438 | 8.5 | 4.0 | 3.56 | 2.98 |
| Daniel Winkler |   | mr | 29 | .709 | 158 | .367 | 100 | .415 | 103 | .427 | 26.9 | 4.2 | 3.84 | 3.57 |
| Matt Wisler | Was | mr | 26 | .754 | 143 | .287 | 89 | .464 | 91 | .474 | 24.3 | 4.9 | 4.52 | 4.18 |
| Nick Wittgren | Atl | mr | 28 | .588 | 71 | .324 | 35 | .333 | 36 | .343 | 9.1 | 3.3 | 2.84 | 2.37 |
| Alex Wood* | SF | sp | 28 | .774 | 489 | .301 | 339 | .469 | 350 | .484 | 97.1 | 5.3 | 4.87 | 5.01 |
| Brandon Woodruff | ChN | mr | 26 | .763 | 65 | .369 | 46 | .451 | 47 | .461 | 12.7 | 5.0 | 4.49 | 5.13 |
| Kirby Yates | Was | mr | 32 | .626 | 35 | .314 | 31 | .397 | 32 | .410 | 6.5 | 2.9 | 2.69 | 2.88 |
| Kirby Yates | StL | mr | 32 | .556 | 102 | .324 | 62 | .326 | 65 | .342 | 14.3 | 2.7 | 2.42 | 2.07 |
| Kirby Yates |   | mr | 32 | .577 | 137 | .321 | 93 | .347 | 97 | .362 | 20.9 | 2.8 | 2.50 | 2.30 |
| Brad Ziegler | Was | mr | 39 | .798 | 157 | .274 | 108 | .491 | 112 | .509 | 25.8 | 4.4 | 3.97 | 4.72 |
| Jordan Zimmermann | LA | sp | 33 | .828 | 428 | .325 | 307 | .514 | 309 | .518 | 92.3 | 6.1 | 5.61 | 5.27 |
| Start |
| Name | Team | P | Age | GS | CG | CG% | SHO | QS | QS% | RS | RS/G | RL | RLS | RL% | PCH/G | STR% |
| Matt Albers | SF | mr | 36 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 3 | 0 | .000 | 19.2 | .589 |
| Sandy Alcantara | NYM | sp | 23 | 6 | 0 | .000 | 0 | 0 | .000 | 27 | 4.5 | 6 | 1 | .167 | 72.6 | .577 |
| Scott Alexander* | ChN | mr | 29 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 4 | 1 | .250 | 23.5 | .582 |
| Chase Anderson | Mil | sp | 31 | 26 | 1 | .038 | 0 | 13 | .500 | 149 | 5.7 | 6 | 2 | .333 | 103.3 | .615 |
| Tyler Anderson* | Mia | sp | 29 | 25 | 0 | .000 | 0 | 14 | .560 | 86 | 3.4 | 10 | 2 | .200 | 93.3 | .631 |
| Victor Arano | Mia | mr | 24 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 24 | 9 | .375 | 14.3 | .644 |
| Jake Arrieta | LA | sp | 33 | 31 | 1 | .032 | 1 | 21 | .677 | 128 | 4.1 | 16 | 4 | .250 | 92.8 | .616 |
| Luis Avilan* | Mia | mr | 29 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 8 | 3 | .375 | 14.2 | .583 |
| Pedro Baez | StL | mr | 31 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 12 | 3 | .250 | 22.1 | .606 |
| Kyle Barraclough | LA | mr | 29 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 27 | 13 | .481 | 19.5 | .563 |
| Trevor Bauer | Was | sp | 28 | 14 | 0 | .000 | 0 | 10 | .714 | 80 | 5.7 | 3 | 1 | .333 | 102.8 | .622 |
| Trevor Bauer | LA | sp | 28 | 17 | 0 | .000 | 0 | 8 | .471 | 93 | 5.5 | 12 | 3 | .250 | 98.4 | .619 |
| Trevor Bauer |   | sp | 28 | 31 | 0 | .000 | 0 | 18 | .581 | 173 | 5.6 | 15 | 4 | .267 | 100.3 | .620 |
| Chad Bettis | ChN | sp | 30 | 17 | 0 | .000 | 0 | 5 | .294 | 83 | 4.9 | 15 | 4 | .267 | 60.2 | .592 |
| Jesse Biddle* | LA | mr | 27 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 27 | 2 | .074 | 14.2 | .611 |
| Ty Blach* | Cin | mr | 28 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 7 | 1 | .143 | 20.8 | .601 |
| Ryan Borucki* | Col | sp | 25 | 1 | 0 | .000 | 0 | 0 | .000 | 13 | 13.0 | 0 | 0 | .000 | 109.0 | .624 |
| Matt Bowman | Cin | mr | 28 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 0 | 0 | .000 | 15.0 | .640 |
| Brad Boxberger | StL | cl | 31 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 18 | 5 | .278 | 18.8 | .592 |
| Silvino Bracho | Cin | mr | 26 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 5 | 1 | .200 | 15.2 | .580 |
| Chasen Bradford | Mia | mr | 29 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 25 | 7 | .280 | 11.9 | .619 |
| Archie Bradley | Pit | mr | 26 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 11 | 3 | .273 | 17.6 | .616 |
| John Brebbia | Mil | mr | 29 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 10 | 2 | .200 | 17.8 | .624 |
| Clay Buchholz | Cin | sp | 34 | 18 | 1 | .056 | 0 | 8 | .444 | 76 | 4.2 | 12 | 1 | .083 | 93.0 | .644 |
| Ryan Buchter* | NYM | mr | 32 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 1 | 0 | .000 | 17.0 | .647 |
| Walker Buehler | Pit | sp | 24 | 25 | 0 | .000 | 0 | 18 | .720 | 141 | 5.6 | 7 | 2 | .286 | 92.9 | .653 |
| Madison Bumgarner* | Was | sp | 29 | 22 | 1 | .045 | 0 | 15 | .682 | 75 | 3.4 | 5 | 3 | .600 | 97.8 | .618 |
| Corbin Burnes | Pit | mr | 24 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 9 | 2 | .222 | 21.9 | .654 |
| Trevor Cahill | Mia | sp | 31 | 18 | 0 | .000 | 0 | 11 | .611 | 72 | 4.0 | 15 | 7 | .467 | 63.7 | .610 |
| Shane Carle | Mil | mr | 27 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 12 | 3 | .250 | 17.0 | .613 |
| Jose Castillo* | Atl | mr | 23 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 43 | 5 | .116 | 10.3 | .604 |
| Luis Castillo | SF | sp | 26 | 27 | 1 | .037 | 1 | 16 | .593 | 113 | 4.2 | 7 | 5 | .714 | 96.3 | .616 |
| Miguel Castro | Mia | mr | 24 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 31 | 13 | .419 | 16.0 | .574 |
| Jhoulys Chacin | Col | sp | 31 | 32 | 3 | .094 | 0 | 18 | .563 | 179 | 5.6 | 9 | 0 | .000 | 96.9 | .616 |
| Andrew Chafin* | Mia | mr | 29 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 15 | 5 | .333 | 16.1 | .596 |
| Aroldis Chapman* | Col | cl | 31 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 13 | 7 | .538 | 21.7 | .570 |
| Tyler Chatwood | LA | sp | 29 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 2 | 0 | .000 | 27.8 | .514 |
| Steve Cishek | NYM | mr | 33 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 11 | 3 | .273 | 14.2 | .615 |
| Tyler Clippard | SF | mr | 34 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 13 | 4 | .308 | 20.3 | .596 |
| Gerrit Cole | StL | sp | 28 | 33 | 0 | .000 | 0 | 21 | .636 | 191 | 5.8 | 12 | 4 | .333 | 98.1 | .635 |
| Adam Conley* | Atl | mr | 29 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 7 | 1 | .143 | 14.2 | .620 |
| Adam Conley* | SF | mr | 29 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 12 | 3 | .250 | 16.3 | .617 |
| Adam Conley* |   | mr | 29 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 19 | 4 | .211 | 15.7 | .618 |
| Patrick Corbin* | Col | sp | 29 | 31 | 2 | .065 | 0 | 14 | .452 | 120 | 3.9 | 14 | 3 | .214 | 105.8 | .664 |
| Kyle Crick | LA | mr | 26 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 27 | 7 | .259 | 17.3 | .597 |
| Johnny Cueto | Mia | sp | 33 | 5 | 0 | .000 | 0 | 1 | .200 | 16 | 3.2 | 2 | 0 | .000 | 88.3 | .640 |
| Zach Davies | Cin | sp | 26 | 1 | 0 | .000 | 0 | 1 | 1.000 | 10 | 10.0 | 3 | 0 | .000 | 116.0 | .595 |
| Wade Davis | Mil | cl | 33 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 14 | 7 | .500 | 17.3 | .592 |
| Enyel De Los Santos | Cin | mr | 23 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 0 | 0 | .000 | 13.0 | .846 |
| Jacob deGrom | Cin | sp | 31 | 33 | 3 | .091 | 2 | 25 | .758 | 122 | 3.7 | 14 | 5 | .357 | 104.2 | .669 |
| Seranthony Dominguez | LA | cl | 24 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 2 | 1 | .500 | 14.2 | .624 |
| Sean Doolittle* | Cin | cl | 32 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 6 | 1 | .167 | 13.2 | .672 |
| Sam Dyson | Cin | mr | 31 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 23 | 5 | .217 | 14.7 | .604 |
| Carl Edwards | Atl | mr | 27 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 34 | 2 | .059 | 14.0 | .566 |
| Zach Eflin | Was | sp | 25 | 19 | 1 | .053 | 0 | 9 | .474 | 92 | 4.8 | 9 | 5 | .556 | 94.0 | .644 |
| Robbie Erlin* | Atl | mr | 28 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 3 | 2 | .667 | 30.8 | .679 |
| Marco Estrada | Mia | sp | 35 | 1 | 0 | .000 | 0 | 0 | .000 | 1 | 1.0 | 3 | 2 | .667 | 72.0 | .573 |
| Jeurys Familia | Was | cl | 29 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 8 | 2 | .250 | 16.5 | .619 |
| Jeurys Familia | Pit | cl | 29 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 10 | 2 | .200 | 20.3 | .602 |
| Jeurys Familia |   | cl | 29 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 18 | 4 | .222 | 17.9 | .612 |
| Caleb Ferguson* | NYM | mr | 22 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 18 | 2 | .111 | 16.2 | .630 |
| Josh Fields | Col | mr | 33 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 10 | 2 | .200 | 22.7 | .617 |
| Michael Fiers | Mia | sp | 34 | 27 | 0 | .000 | 0 | 10 | .370 | 114 | 4.2 | 16 | 4 | .250 | 101.3 | .629 |
| Brandon Finnegan* | Was | sp | 26 | 2 | 0 | .000 | 0 | 0 | .000 | 12 | 6.0 | 2 | 1 | .500 | 43.0 | .593 |
| Jack Flaherty | Col | sp | 23 | 26 | 1 | .038 | 1 | 17 | .654 | 116 | 4.5 | 14 | 1 | .071 | 99.2 | .623 |
| Dylan Floro | Col | mr | 28 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 8 | 6 | .750 | 21.0 | .634 |
| Mike Foltynewicz | Atl | sp | 27 | 33 | 1 | .030 | 1 | 19 | .576 | 161 | 4.9 | 15 | 4 | .267 | 92.8 | .629 |
| Kyle Freeland* | ChN | sp | 26 | 33 | 4 | .121 | 1 | 17 | .515 | 99 | 3.0 | 11 | 6 | .545 | 102.5 | .629 |
| Max Fried* | ChN | mr | 25 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 0 | 0 | .000 | 32.3 | .605 |
| John Gant | Atl | sp | 26 | 21 | 1 | .048 | 1 | 9 | .429 | 88 | 4.2 | 20 | 6 | .300 | 78.8 | .588 |
| Jarlin Garcia* | LA | mr | 26 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 5 | 1 | .200 | 31.8 | .567 |
| Amir Garrett* | Mia | mr | 27 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 0 | 0 | .000 | 18.0 | .625 |
| Sam Gaviglio | Was | sp | 29 | 12 | 0 | .000 | 0 | 7 | .583 | 44 | 3.7 | 7 | 3 | .429 | 85.1 | .621 |
| Cory Gearrin | LA | mr | 33 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 14 | 7 | .500 | 23.0 | .575 |
| Ken Giles | ChN | cl | 28 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 15 | 3 | .200 | 15.5 | .684 |
| Lucas Giolito | Pit | sp | 24 | 23 | 0 | .000 | 0 | 7 | .304 | 119 | 5.2 | 17 | 2 | .118 | 87.5 | .579 |
| Tyler Glasnow | Atl | mr | 25 | 3 | 0 | .000 | 0 | 2 | .667 | 11 | 3.7 | 14 | 3 | .214 | 34.3 | .609 |
| Zack Godley | Cin | sp | 29 | 5 | 0 | .000 | 0 | 3 | .600 | 31 | 6.2 | 2 | 0 | .000 | 96.4 | .633 |
| Erik Goeddel | Mia | mr | 30 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 6 | 0 | .000 | 19.1 | .555 |
| Austin Gomber* | Was | mr | 25 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 27 | 12 | .444 | 16.7 | .612 |
| Gio Gonzalez* | Mil | sp | 33 | 25 | 0 | .000 | 0 | 11 | .440 | 143 | 5.7 | 17 | 5 | .294 | 90.0 | .598 |
| Merandy Gonzalez | NYM | mr | 23 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 2 | 0 | .000 | 34.0 | .624 |
| Matt Grace* | StL | mr | 30 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 16 | 3 | .188 | 17.1 | .632 |
| Jon Gray | SF | sp | 27 | 29 | 3 | .103 | 1 | 20 | .690 | 119 | 4.1 | 6 | 1 | .167 | 96.0 | .630 |
| Zack Greinke | Atl | sp | 35 | 35 | 1 | .029 | 1 | 20 | .571 | 182 | 5.2 | 22 | 12 | .545 | 96.3 | .664 |
| Robert Gsellman | Was | mr | 25 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 14 | 10 | .714 | 17.8 | .631 |
| Robert Gsellman | Pit | mr | 25 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 12 | 4 | .333 | 20.5 | .635 |
| Robert Gsellman |   | mr | 25 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 26 | 14 | .538 | 19.2 | .633 |
| Junior Guerra | SF | sp | 34 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 16 | 3 | .188 | 32.4 | .565 |
| Josh Hader* | Pit | mr | 25 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 9 | 2 | .222 | 21.5 | .638 |
| Cole Hamels* | LA | sp | 35 | 33 | 0 | .000 | 0 | 17 | .515 | 158 | 4.8 | 26 | 11 | .423 | 94.5 | .607 |
| Brad Hand* | SF | cl | 29 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 7 | 0 | .000 | 17.5 | .606 |
| J.A. Happ* | Pit | sp | 36 | 27 | 2 | .074 | 0 | 14 | .519 | 126 | 4.7 | 11 | 6 | .545 | 95.0 | .646 |
| Matt Harvey | StL | sp | 30 | 24 | 0 | .000 | 0 | 9 | .375 | 108 | 4.5 | 11 | 3 | .273 | 88.5 | .654 |
| Andrew Heaney* | Atl | sp | 28 | 26 | 2 | .077 | 1 | 10 | .385 | 119 | 4.6 | 16 | 6 | .375 | 76.1 | .646 |
| Jeremy Hellickson | ChN | sp | 32 | 17 | 0 | .000 | 0 | 7 | .412 | 88 | 5.2 | 8 | 4 | .500 | 83.0 | .656 |
| Heath Hembree | ChN | mr | 30 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 16 | 3 | .188 | 25.1 | .577 |
| Kyle Hendricks | Mia | sp | 29 | 32 | 2 | .063 | 1 | 21 | .656 | 99 | 3.1 | 21 | 10 | .476 | 100.2 | .659 |
| David Hernandez | NYM | mr | 34 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 21 | 6 | .286 | 16.2 | .616 |
| Elieser Hernandez | NYM | mr | 24 | 2 | 0 | .000 | 0 | 1 | .500 | 3 | 1.5 | 2 | 0 | .000 | 53.8 | .619 |
| Jordan Hicks | Mia | mr | 22 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 36 | 13 | .361 | 19.5 | .552 |
| Rich Hill* | ChN | sp | 39 | 11 | 0 | .000 | 0 | 2 | .182 | 51 | 4.6 | 8 | 5 | .625 | 107.4 | .615 |
| Yoshihisa Hirano | Mia | mr | 35 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 9 | 2 | .222 | 14.6 | .614 |
| Yoshihisa Hirano | SF | mr | 35 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 4 | 0 | .000 | 17.7 | .640 |
| Yoshihisa Hirano |   | mr | 35 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 13 | 2 | .154 | 15.9 | .626 |
| Derek Holland* | Was | sp | 32 | 21 | 2 | .095 | 1 | 12 | .571 | 97 | 4.6 | 12 | 8 | .667 | 66.9 | .609 |
| Dakota Hudson | Pit | mr | 24 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 3 | 1 | .333 | 32.3 | .580 |
| Daniel Hudson | Cin | mr | 32 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 15 | 6 | .400 | 18.0 | .614 |
| Jared Hughes | ChN | mr | 33 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 3 | 0 | .000 | 17.0 | .610 |
| Jared Hughes | Atl | mr | 33 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 10 | 5 | .500 | 18.4 | .587 |
| Jared Hughes |   | mr | 33 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 13 | 5 | .385 | 18.1 | .593 |
| Raisel Iglesias | Atl | cl | 29 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 25 | 7 | .280 | 19.2 | .607 |
| Kenley Jansen | NYM | cl | 31 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 16 | 6 | .375 | 17.2 | .651 |
| Jeremy Jeffress | StL | mr | 31 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 29 | 1 | .034 | 20.4 | .627 |
| Tommy Kahnle | Col | mr | 29 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 3 | 0 | .000 | 20.1 | .547 |
| Shawn Kelley | Cin | mr | 35 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 15 | 5 | .333 | 14.9 | .634 |
| Joe Kelly | LA | mr | 31 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 29 | 9 | .310 | 20.2 | .572 |
| Brett Kennedy | Mil | sp | 24 | 4 | 0 | .000 | 0 | 1 | .250 | 27 | 6.8 | 3 | 2 | .667 | 92.8 | .566 |
| Clayton Kershaw* | ChN | sp | 31 | 26 | 0 | .000 | 0 | 13 | .500 | 103 | 4.0 | 7 | 3 | .429 | 95.0 | .654 |
| Dallas Keuchel* | Cin | sp | 31 | 30 | 0 | .000 | 0 | 14 | .467 | 131 | 4.4 | 12 | 1 | .083 | 91.1 | .640 |
| Craig Kimbrel | Cin | cl | 31 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 17 | 2 | .118 | 16.2 | .567 |
| Nick Kingham | Was | sp | 27 | 1 | 0 | .000 | 0 | 0 | .000 | 3 | 3.0 | 4 | 3 | .750 | 49.8 | .610 |
| Corey Knebel | NYM | cl | 27 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 19 | 3 | .158 | 20.2 | .611 |
| George Kontos | SF | mr | 34 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 13 | 6 | .462 | 23.5 | .599 |
| Chad Kuhl | Mil | sp | 26 | 15 | 1 | .067 | 0 | 6 | .400 | 81 | 5.4 | 8 | 2 | .250 | 99.1 | .637 |
| Eric Lauer* | Was | sp | 24 | 8 | 0 | .000 | 0 | 4 | .500 | 39 | 4.9 | 1 | 1 | 1.000 | 100.6 | .630 |
| Mike Leake | Mil | sp | 31 | 29 | 0 | .000 | 0 | 13 | .448 | 152 | 5.2 | 19 | 8 | .421 | 95.5 | .661 |
| Wade LeBlanc* | LA | sp | 34 | 17 | 1 | .059 | 0 | 6 | .353 | 82 | 4.8 | 18 | 9 | .500 | 77.8 | .646 |
| Jon Lester* | Col | sp | 35 | 29 | 1 | .034 | 0 | 8 | .276 | 163 | 5.6 | 24 | 7 | .292 | 100.3 | .622 |
| Pablo Lopez | Col | sp | 23 | 6 | 0 | .000 | 0 | 3 | .500 | 38 | 6.3 | 5 | 0 | .000 | 115.3 | .639 |
| Reynaldo Lopez | Col | sp | 25 | 27 | 3 | .111 | 0 | 10 | .370 | 139 | 5.1 | 19 | 10 | .526 | 99.7 | .610 |
| Michael Lorenzen | SF | mr | 27 | 1 | 0 | .000 | 0 | 0 | .000 | 3 | 3.0 | 12 | 5 | .417 | 29.1 | .589 |
| Joey Lucchesi* | Was | sp | 26 | 24 | 0 | .000 | 0 | 12 | .500 | 114 | 4.8 | 7 | 1 | .143 | 100.7 | .644 |
| Seth Lugo | Atl | mr | 29 | 2 | 0 | .000 | 0 | 2 | 1.000 | 12 | 6.0 | 27 | 8 | .296 | 32.5 | .602 |
| Jordan Lyles | ChN | mr | 28 | 7 | 1 | .143 | 0 | 4 | .571 | 43 | 6.1 | 0 | 0 | .000 | 89.6 | .632 |
| Lance Lynn | StL | sp | 32 | 4 | 0 | .000 | 0 | 2 | .500 | 32 | 8.0 | 4 | 0 | .000 | 64.9 | .574 |
| Kenta Maeda | ChN | sp | 31 | 8 | 0 | .000 | 0 | 2 | .250 | 35 | 4.4 | 11 | 3 | .273 | 43.3 | .629 |
| German Marquez | SF | sp | 24 | 31 | 4 | .129 | 2 | 15 | .484 | 154 | 5.0 | 13 | 2 | .154 | 101.9 | .630 |
| Carlos Martinez | SF | sp | 27 | 14 | 2 | .143 | 0 | 8 | .571 | 74 | 5.3 | 10 | 6 | .600 | 56.4 | .594 |
| Phil Maton | Pit | mr | 26 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 1 | 1 | 1.000 | 26.3 | .514 |
| Steven Matz* | Pit | sp | 28 | 27 | 0 | .000 | 0 | 11 | .407 | 123 | 4.6 | 12 | 2 | .167 | 90.2 | .625 |
| T.J. McFarland* | Mil | mr | 30 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 7 | 5 | .714 | 21.1 | .648 |
| Mark Melancon | ChN | mr | 34 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 3 | 1 | .333 | 17.3 | .611 |
| Miles Mikolas | StL | sp | 30 | 33 | 3 | .091 | 1 | 24 | .727 | 160 | 4.8 | 12 | 4 | .333 | 90.9 | .682 |
| Wade Miley* | Mia | sp | 32 | 6 | 0 | .000 | 0 | 4 | .667 | 34 | 5.7 | 4 | 2 | .500 | 101.7 | .607 |
| Wade Miley* | SF | sp | 32 | 2 | 0 | .000 | 0 | 2 | 1.000 | 2 | 1.0 | 0 | 0 | .000 | 83.5 | .659 |
| Wade Miley* |   | sp | 32 | 8 | 0 | .000 | 0 | 6 | .750 | 36 | 4.5 | 4 | 2 | .500 | 97.1 | .618 |
| Andrew Miller* | Mil | mr | 34 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 9 | 3 | .333 | 20.9 | .591 |
| Justin Miller | Mil | mr | 32 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 8 | 6 | .750 | 18.8 | .592 |
| Alec Mills | Cin | mr | 27 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 2 | 0 | .000 | 14.4 | .598 |
| A.J. Minter* | ChN | mr | 25 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 25 | 9 | .360 | 21.0 | .597 |
| Mike Montgomery* | ChN | sp | 29 | 8 | 1 | .125 | 0 | 4 | .500 | 53 | 6.6 | 11 | 1 | .091 | 44.6 | .626 |
| Reyes Moronta | StL | mr | 26 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 6 | 0 | .000 | 17.4 | .580 |
| Brandon Morrow | Col | cl | 34 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 5 | 0 | .000 | 18.3 | .658 |
| Charlie Morton | StL | sp | 35 | 30 | 0 | .000 | 0 | 15 | .500 | 158 | 5.3 | 17 | 3 | .176 | 100.1 | .610 |
| Joe Musgrove | ChN | sp | 26 | 21 | 0 | .000 | 0 | 12 | .571 | 76 | 3.6 | 6 | 4 | .667 | 94.2 | .674 |
| Hector Neris | Atl | mr | 30 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 2 | 0 | .000 | 21.0 | .667 |
| Sean Newcomb* | Mil | sp | 26 | 28 | 0 | .000 | 0 | 11 | .393 | 135 | 4.8 | 17 | 6 | .353 | 90.9 | .589 |
| Jacob Nix | Was | sp | 23 | 8 | 0 | .000 | 0 | 2 | .250 | 35 | 4.4 | 5 | 2 | .400 | 67.4 | .632 |
| Aaron Nola | NYM | sp | 26 | 35 | 2 | .057 | 2 | 26 | .743 | 134 | 3.8 | 13 | 3 | .231 | 100.6 | .646 |
| Bud Norris | SF | cl | 34 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 8 | 3 | .375 | 22.4 | .624 |
| Ivan Nova | StL | sp | 32 | 5 | 1 | .200 | 0 | 2 | .400 | 15 | 3.0 | 3 | 2 | .667 | 66.5 | .668 |
| Scott Oberg | Mia | mr | 29 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 6 | 1 | .167 | 12.5 | .641 |
| Seung Hwan Oh | Col | mr | 36 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 22 | 13 | .591 | 24.0 | .608 |
| Corey Oswalt | NYM | sp | 25 | 4 | 0 | .000 | 0 | 0 | .000 | 10 | 2.5 | 2 | 0 | .000 | 81.0 | .617 |
| Adam Ottavino | Mil | mr | 33 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 11 | 4 | .364 | 23.2 | .584 |
| Thomas Pannone* | Mil | sp | 25 | 8 | 0 | .000 | 0 | 5 | .625 | 38 | 4.8 | 4 | 2 | .500 | 98.0 | .629 |
| Freddy Peralta | Mil | sp | 23 | 14 | 0 | .000 | 0 | 10 | .714 | 72 | 5.1 | 7 | 0 | .000 | 103.9 | .610 |
| Nick Pivetta | Col | sp | 26 | 3 | 0 | .000 | 0 | 1 | .333 | 9 | 3.0 | 3 | 1 | .333 | 120.0 | .619 |
| Drew Pomeranz* | Col | mr | 30 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 10 | 4 | .400 | 29.0 | .569 |
| Daniel Poncedeleon | SF | mr | 27 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 0 | 0 | .000 | 22.8 | .553 |
| Jose Quintana* | StL | sp | 30 | 29 | 1 | .034 | 0 | 14 | .483 | 118 | 4.1 | 11 | 3 | .273 | 96.4 | .624 |
| Edubray Ramos | Mia | mr | 26 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 33 | 9 | .273 | 15.3 | .606 |
| Robbie Ray* | Cin | sp | 27 | 14 | 0 | .000 | 0 | 4 | .286 | 69 | 4.9 | 7 | 5 | .714 | 98.6 | .593 |
| Sean Reid-Foley | Mia | sp | 23 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 0 | 0 | .000 | 10.0 | .500 |
| Trevor Richards | Col | sp | 26 | 6 | 0 | .000 | 0 | 1 | .167 | 21 | 3.5 | 5 | 5 | 1.000 | 110.7 | .605 |
| Tanner Roark | Mia | sp | 32 | 31 | 2 | .065 | 1 | 18 | .581 | 131 | 4.2 | 22 | 9 | .409 | 93.7 | .625 |
| Hansel Robles | StL | mr | 28 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 25 | 8 | .320 | 23.5 | .597 |
| Dereck Rodriguez | Cin | sp | 27 | 21 | 0 | .000 | 0 | 7 | .333 | 103 | 4.9 | 10 | 1 | .100 | 82.5 | .606 |
| Jefry Rodriguez | Was | sp | 25 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 35 | 17 | .486 | 18.5 | .568 |
| Richard Rodriguez | Pit | mr | 29 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 6 | 1 | .167 | 19.5 | .638 |
| Sal Romano | Mia | sp | 25 | 3 | 0 | .000 | 0 | 2 | .667 | 23 | 7.7 | 5 | 2 | .400 | 101.0 | .640 |
| Randy Rosario* | ChN | mr | 25 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 1 | 0 | .000 | 25.4 | .559 |
| Tyson Ross | Cin | sp | 32 | 10 | 0 | .000 | 0 | 3 | .300 | 63 | 6.3 | 18 | 1 | .056 | 32.6 | .614 |
| Chris Rusin* | Cin | mr | 32 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 0 | 0 | .000 | 15.5 | .565 |
| Hyun-Jin Ryu* | Mia | sp | 32 | 13 | 0 | .000 | 0 | 6 | .462 | 52 | 4.0 | 14 | 4 | .286 | 105.0 | .689 |
| Jeff Samardzija | ChN | sp | 34 | 2 | 0 | .000 | 0 | 0 | .000 | 7 | 3.5 | 0 | 0 | .000 | 106.5 | .526 |
| Aaron Sanchez | Mil | sp | 26 | 12 | 0 | .000 | 0 | 5 | .417 | 55 | 4.6 | 19 | 5 | .263 | 66.5 | .586 |
| Anibal Sanchez | ChN | sp | 35 | 8 | 0 | .000 | 0 | 3 | .375 | 36 | 4.5 | 3 | 1 | .333 | 99.5 | .598 |
| Anibal Sanchez | Atl | sp | 35 | 14 | 1 | .071 | 0 | 5 | .357 | 78 | 5.6 | 10 | 3 | .300 | 91.5 | .643 |
| Anibal Sanchez |   | sp | 35 | 22 | 1 | .045 | 0 | 8 | .364 | 114 | 5.2 | 13 | 4 | .308 | 94.4 | .626 |
| Edgar Santana | SF | mr | 27 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 9 | 4 | .444 | 17.2 | .639 |
| Max Scherzer | NYM | sp | 34 | 34 | 6 | .176 | 5 | 29 | .853 | 148 | 4.4 | 9 | 2 | .222 | 102.5 | .645 |
| Antonio Senzatela | LA | sp | 24 | 3 | 0 | .000 | 0 | 0 | .000 | 13 | 4.3 | 22 | 12 | .545 | 34.2 | .611 |
| Tyler Skaggs* | StL | sp | 27 | 4 | 0 | .000 | 0 | 2 | .500 | 10 | 2.5 | 0 | 0 | .000 | 81.2 | .633 |
| Will Smith* | NYM | cl | 29 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 19 | 6 | .316 | 14.0 | .656 |
| Mike Soroka | SF | sp | 21 | 2 | 0 | .000 | 0 | 0 | .000 | 9 | 4.5 | 0 | 0 | .000 | 56.3 | .692 |
| Craig Stammen | ChN | mr | 35 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 14 | 3 | .214 | 17.5 | .663 |
| Craig Stammen | Pit | mr | 35 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 10 | 3 | .300 | 16.4 | .657 |
| Craig Stammen |   | mr | 35 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 24 | 6 | .250 | 16.7 | .659 |
| Drew Steckenrider | Col | mr | 28 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 17 | 4 | .235 | 26.1 | .621 |
| Robert Stock | ChN | mr | 29 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 2 | 0 | .000 | 23.3 | .644 |
| Matt Strahm* | Col | mr | 27 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 10 | 2 | .200 | 21.9 | .620 |
| Dan Straily | NYM | sp | 30 | 23 | 1 | .043 | 0 | 12 | .522 | 92 | 4.0 | 12 | 6 | .500 | 92.7 | .617 |
| Stephen Strasburg | SF | sp | 30 | 25 | 0 | .000 | 0 | 11 | .440 | 116 | 4.6 | 7 | 2 | .286 | 95.4 | .627 |
| Chris Stratton | Was | sp | 28 | 2 | 0 | .000 | 0 | 1 | .500 | 23 | 11.5 | 9 | 2 | .222 | 35.3 | .612 |
| Hunter Strickland | NYM | cl | 30 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 3 | 1 | .333 | 23.4 | .594 |
| Ross Stripling | Pit | sp | 29 | 20 | 0 | .000 | 0 | 11 | .550 | 108 | 5.4 | 3 | 0 | .000 | 59.5 | .671 |
| Marcus Stroman | SF | sp | 28 | 4 | 0 | .000 | 0 | 2 | .500 | 15 | 3.8 | 3 | 1 | .333 | 116.8 | .642 |
| Pedro Strop | LA | mr | 34 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 19 | 7 | .368 | 17.4 | .598 |
| Andrew Suarez* | Was | sp | 26 | 13 | 0 | .000 | 0 | 6 | .462 | 49 | 3.8 | 6 | 1 | .167 | 95.8 | .641 |
| Wander Suero | LA | mr | 27 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 6 | 2 | .333 | 23.2 | .617 |
| Brent Suter* | LA | sp | 29 | 3 | 1 | .333 | 1 | 2 | .667 | 17 | 5.7 | 12 | 7 | .583 | 34.7 | .654 |
| Noah Syndergaard | Atl | sp | 26 | 28 | 2 | .071 | 2 | 12 | .429 | 144 | 5.1 | 28 | 12 | .429 | 85.4 | .642 |
| Jameson Taillon | LA | sp | 27 | 33 | 2 | .061 | 1 | 24 | .727 | 165 | 5.0 | 13 | 6 | .462 | 92.8 | .662 |
| Julio Teheran | NYM | sp | 28 | 32 | 1 | .031 | 0 | 14 | .438 | 142 | 4.4 | 23 | 5 | .217 | 97.1 | .589 |
| Ryan Tepera | NYM | mr | 31 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 16 | 3 | .188 | 16.5 | .638 |
| Touki Toussaint | Mia | sp | 23 | 1 | 0 | .000 | 0 | 0 | .000 | 4 | 4.0 | 3 | 1 | .333 | 35.2 | .512 |
| Blake Treinen | Atl | cl | 31 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 6 | 1 | .167 | 18.8 | .646 |
| Sam Tuivailala | Atl | mr | 26 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 1 | 0 | .000 | 13.0 | .718 |
| Jose Urena | NYM | sp | 27 | 26 | 2 | .077 | 1 | 10 | .385 | 119 | 4.6 | 14 | 5 | .357 | 92.0 | .628 |
| Felipe Vazquez* | ChN | cl | 27 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 5 | 3 | .600 | 15.0 | .664 |
| Vincent Velasquez | Col | sp | 27 | 1 | 0 | .000 | 0 | 0 | .000 | 7 | 7.0 | 0 | 0 | .000 | 93.0 | .624 |
| Arodys Vizcaino | StL | cl | 28 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 8 | 4 | .500 | 21.4 | .614 |
| Michael Wacha | Was | sp | 27 | 16 | 0 | .000 | 0 | 12 | .750 | 67 | 4.2 | 8 | 1 | .125 | 98.2 | .605 |
| Adam Wainwright | Pit | sp | 37 | 7 | 0 | .000 | 0 | 1 | .143 | 39 | 5.6 | 6 | 3 | .500 | 88.4 | .632 |
| Tony Watson* | Cin | mr | 34 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 17 | 3 | .176 | 15.4 | .652 |
| Luke Weaver | Pit | sp | 25 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 23 | 6 | .261 | 32.6 | .619 |
| Zack Wheeler | Pit | sp | 29 | 33 | 0 | .000 | 0 | 19 | .576 | 155 | 4.7 | 11 | 4 | .364 | 95.2 | .638 |
| Trevor Williams | Cin | sp | 27 | 30 | 1 | .033 | 0 | 15 | .500 | 138 | 4.6 | 10 | 2 | .200 | 95.5 | .618 |
| Justin Wilson* | Was | mr | 31 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 3 | 1 | .333 | 16.4 | .615 |
| Daniel Winkler | ChN | mr | 29 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 6 | 2 | .333 | 24.6 | .625 |
| Daniel Winkler | Pit | mr | 29 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 2 | 0 | .000 | 16.7 | .613 |
| Daniel Winkler |   | mr | 29 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 8 | 2 | .250 | 21.5 | .621 |
| Matt Wisler | Was | mr | 26 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 8 | 2 | .250 | 17.8 | .628 |
| Nick Wittgren | Atl | mr | 28 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 10 | 3 | .300 | 13.8 | .661 |
| Alex Wood* | SF | sp | 28 | 27 | 0 | .000 | 0 | 13 | .481 | 138 | 5.1 | 12 | 7 | .583 | 88.6 | .634 |
| Brandon Woodruff | ChN | mr | 26 | 4 | 0 | .000 | 0 | 2 | .500 | 10 | 2.5 | 3 | 2 | .667 | 79.8 | .607 |
| Kirby Yates | Was | mr | 32 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 1 | 0 | .000 | 18.1 | .647 |
| Kirby Yates | StL | mr | 32 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 11 | 2 | .182 | 21.9 | .650 |
| Kirby Yates |   | mr | 32 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 12 | 2 | .167 | 20.5 | .649 |
| Brad Ziegler | Was | mr | 39 | 0 | 0 | .000 | 0 | 0 | .000 | 0 | 0.0 | 16 | 9 | .563 | 17.1 | .619 |
| Jordan Zimmermann | LA | sp | 33 | 25 | 0 | .000 | 0 | 8 | .320 | 99 | 4.0 | 24 | 10 | .417 | 81.9 | .664 |
| Relief |
| Name | Team | P | Age | SVO | S | SV% | BS | BS% | HLD | IR | IRS | IR% | G | GR | GF | PCH/G | STR% |
| Matt Albers | SF | mr | 36 | 0 | 0 | .000 | 0 | .000 | 3 | 5 | 3 | .600 | 10 | 10 | 5 | 19.2 | .589 |
| Sandy Alcantara | NYM | sp | 23 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 7 | 1 | 1 | 72.6 | .577 |
| Scott Alexander* | ChN | mr | 29 | 0 | 0 | .000 | 0 | .000 | 0 | 5 | 2 | .400 | 6 | 6 | 3 | 23.5 | .582 |
| Chase Anderson | Mil | sp | 31 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 26 | 0 | 0 | 103.3 | .615 |
| Tyler Anderson* | Mia | sp | 29 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 25 | 0 | 0 | 93.3 | .631 |
| Victor Arano | Mia | mr | 24 | 4 | 0 | .000 | 4 | 1.000 | 13 | 56 | 17 | .304 | 69 | 69 | 21 | 14.3 | .644 |
| Jake Arrieta | LA | sp | 33 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 31 | 0 | 0 | 92.8 | .616 |
| Luis Avilan* | Mia | mr | 29 | 0 | 0 | .000 | 0 | .000 | 1 | 3 | 1 | .333 | 11 | 11 | 5 | 14.2 | .583 |
| Pedro Baez | StL | mr | 31 | 3 | 0 | .000 | 3 | 1.000 | 12 | 30 | 6 | .200 | 44 | 44 | 10 | 22.1 | .606 |
| Kyle Barraclough | LA | mr | 29 | 8 | 1 | .125 | 4 | .500 | 12 | 22 | 11 | .500 | 55 | 55 | 14 | 19.5 | .563 |
| Trevor Bauer | Was | sp | 28 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 14 | 0 | 0 | 102.8 | .622 |
| Trevor Bauer | LA | sp | 28 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 18 | 1 | 0 | 98.4 | .619 |
| Trevor Bauer |   | sp | 28 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 32 | 1 | 0 | 100.3 | .620 |
| Chad Bettis | ChN | sp | 30 | 0 | 0 | .000 | 0 | .000 | 2 | 14 | 7 | .500 | 34 | 17 | 2 | 60.2 | .592 |
| Jesse Biddle* | LA | mr | 27 | 6 | 2 | .333 | 2 | .333 | 16 | 50 | 15 | .300 | 64 | 64 | 17 | 14.2 | .611 |
| Ty Blach* | Cin | mr | 28 | 1 | 1 | 1.000 | 0 | .000 | 0 | 4 | 1 | .250 | 17 | 17 | 6 | 20.8 | .601 |
| Ryan Borucki* | Col | sp | 25 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 1 | 0 | 0 | 109.0 | .624 |
| Matt Bowman | Cin | mr | 28 | 0 | 0 | .000 | 0 | .000 | 0 | 3 | 0 | .000 | 5 | 5 | 2 | 15.0 | .640 |
| Brad Boxberger | StL | cl | 31 | 1 | 1 | 1.000 | 0 | .000 | 7 | 21 | 3 | .143 | 44 | 44 | 20 | 18.8 | .592 |
| Silvino Bracho | Cin | mr | 26 | 3 | 0 | .000 | 3 | 1.000 | 6 | 6 | 2 | .333 | 19 | 19 | 4 | 15.2 | .580 |
| Chasen Bradford | Mia | mr | 29 | 7 | 3 | .429 | 3 | .429 | 4 | 46 | 16 | .348 | 54 | 54 | 15 | 11.9 | .619 |
| Archie Bradley | Pit | mr | 26 | 16 | 12 | .750 | 2 | .125 | 2 | 6 | 2 | .333 | 47 | 47 | 32 | 17.6 | .616 |
| John Brebbia | Mil | mr | 29 | 9 | 3 | .333 | 5 | .556 | 10 | 21 | 7 | .333 | 45 | 45 | 17 | 17.8 | .624 |
| Clay Buchholz | Cin | sp | 34 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 18 | 0 | 0 | 93.0 | .644 |
| Ryan Buchter* | NYM | mr | 32 | 0 | 0 | .000 | 0 | .000 | 1 | 0 | 0 | .000 | 3 | 3 | 1 | 17.0 | .647 |
| Walker Buehler | Pit | sp | 24 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 25 | 0 | 0 | 92.9 | .653 |
| Madison Bumgarner* | Was | sp | 29 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 23 | 1 | 0 | 97.8 | .618 |
| Corbin Burnes | Pit | mr | 24 | 1 | 0 | .000 | 1 | 1.000 | 11 | 18 | 1 | .056 | 30 | 30 | 4 | 21.9 | .654 |
| Trevor Cahill | Mia | sp | 31 | 0 | 0 | .000 | 0 | .000 | 1 | 8 | 0 | .000 | 30 | 12 | 6 | 63.7 | .610 |
| Shane Carle | Mil | mr | 27 | 25 | 19 | .760 | 5 | .200 | 7 | 25 | 10 | .400 | 52 | 52 | 32 | 17.0 | .613 |
| Jose Castillo* | Atl | mr | 23 | 5 | 3 | .600 | 0 | .000 | 16 | 52 | 6 | .115 | 61 | 61 | 7 | 10.3 | .604 |
| Luis Castillo | SF | sp | 26 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 27 | 0 | 0 | 96.3 | .616 |
| Miguel Castro | Mia | mr | 24 | 3 | 1 | .333 | 1 | .333 | 6 | 36 | 13 | .361 | 69 | 69 | 23 | 16.0 | .574 |
| Jhoulys Chacin | Col | sp | 31 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 33 | 1 | 0 | 96.9 | .616 |
| Andrew Chafin* | Mia | mr | 29 | 4 | 1 | .250 | 2 | .500 | 9 | 31 | 9 | .290 | 42 | 42 | 12 | 16.1 | .596 |
| Aroldis Chapman* | Col | cl | 31 | 19 | 18 | .947 | 1 | .053 | 2 | 28 | 9 | .321 | 50 | 50 | 41 | 21.7 | .570 |
| Tyler Chatwood | LA | sp | 29 | 0 | 0 | .000 | 0 | .000 | 0 | 3 | 2 | .667 | 4 | 4 | 2 | 27.8 | .514 |
| Steve Cishek | NYM | mr | 33 | 46 | 42 | .913 | 3 | .065 | 4 | 15 | 4 | .267 | 59 | 59 | 49 | 14.2 | .615 |
| Tyler Clippard | SF | mr | 34 | 3 | 1 | .333 | 1 | .333 | 11 | 21 | 8 | .381 | 38 | 38 | 13 | 20.3 | .596 |
| Gerrit Cole | StL | sp | 28 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 33 | 0 | 0 | 98.1 | .635 |
| Adam Conley* | Atl | mr | 29 | 2 | 1 | .500 | 0 | .000 | 2 | 8 | 2 | .250 | 17 | 17 | 5 | 14.2 | .620 |
| Adam Conley* | SF | mr | 29 | 8 | 2 | .250 | 5 | .625 | 13 | 13 | 1 | .077 | 39 | 39 | 6 | 16.3 | .617 |
| Adam Conley* |   | mr | 29 | 10 | 3 | .300 | 5 | .500 | 15 | 21 | 3 | .143 | 56 | 56 | 11 | 15.7 | .618 |
| Patrick Corbin* | Col | sp | 29 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 31 | 0 | 0 | 105.8 | .664 |
| Kyle Crick | LA | mr | 26 | 10 | 5 | .500 | 5 | .500 | 20 | 43 | 17 | .395 | 59 | 59 | 15 | 17.3 | .597 |
| Johnny Cueto | Mia | sp | 33 | 0 | 0 | .000 | 0 | .000 | 0 | 2 | 2 | 1.000 | 6 | 1 | 1 | 88.3 | .640 |
| Zach Davies | Cin | sp | 26 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 1 | 0 | 0 | 116.0 | .595 |
| Wade Davis | Mil | cl | 33 | 14 | 9 | .643 | 4 | .286 | 4 | 17 | 8 | .471 | 55 | 55 | 39 | 17.3 | .592 |
| Enyel De Los Santos | Cin | mr | 23 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 1 | 1 | 1 | 13.0 | .846 |
| Jacob deGrom | Cin | sp | 31 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 33 | 0 | 0 | 104.2 | .669 |
| Seranthony Dominguez | LA | cl | 24 | 30 | 26 | .867 | 4 | .133 | 0 | 29 | 7 | .241 | 58 | 58 | 52 | 14.2 | .624 |
| Sean Doolittle* | Cin | cl | 32 | 22 | 19 | .864 | 3 | .136 | 6 | 27 | 1 | .037 | 49 | 49 | 30 | 13.2 | .672 |
| Sam Dyson | Cin | mr | 31 | 8 | 5 | .625 | 3 | .375 | 19 | 45 | 11 | .244 | 74 | 74 | 16 | 14.7 | .604 |
| Carl Edwards | Atl | mr | 27 | 11 | 2 | .182 | 3 | .273 | 16 | 40 | 16 | .400 | 70 | 70 | 10 | 14.0 | .566 |
| Zach Eflin | Was | sp | 25 | 0 | 0 | .000 | 0 | .000 | 0 | 1 | 0 | .000 | 20 | 1 | 1 | 94.0 | .644 |
| Robbie Erlin* | Atl | mr | 28 | 2 | 1 | .500 | 1 | .500 | 0 | 7 | 0 | .000 | 9 | 9 | 7 | 30.8 | .679 |
| Marco Estrada | Mia | sp | 35 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 4 | 3 | 2 | 72.0 | .573 |
| Jeurys Familia | Was | cl | 29 | 15 | 11 | .733 | 4 | .267 | 4 | 14 | 6 | .429 | 40 | 40 | 28 | 16.5 | .619 |
| Jeurys Familia | Pit | cl | 29 | 4 | 1 | .250 | 3 | .750 | 3 | 8 | 5 | .625 | 23 | 23 | 8 | 20.3 | .602 |
| Jeurys Familia |   | cl | 29 | 19 | 12 | .632 | 7 | .368 | 7 | 22 | 11 | .500 | 63 | 63 | 36 | 17.9 | .612 |
| Caleb Ferguson* | NYM | mr | 22 | 3 | 0 | .000 | 2 | .667 | 19 | 36 | 7 | .194 | 55 | 55 | 13 | 16.2 | .630 |
| Josh Fields | Col | mr | 33 | 2 | 0 | .000 | 2 | 1.000 | 4 | 15 | 7 | .467 | 31 | 31 | 11 | 22.7 | .617 |
| Michael Fiers | Mia | sp | 34 | 0 | 0 | .000 | 0 | .000 | 0 | 2 | 0 | .000 | 28 | 1 | 1 | 101.3 | .629 |
| Brandon Finnegan* | Was | sp | 26 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 4 | 2 | 2 | 43.0 | .593 |
| Jack Flaherty | Col | sp | 23 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 27 | 1 | 1 | 99.2 | .623 |
| Dylan Floro | Col | mr | 28 | 5 | 3 | .600 | 2 | .400 | 2 | 14 | 2 | .143 | 28 | 28 | 12 | 21.0 | .634 |
| Mike Foltynewicz | Atl | sp | 27 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 33 | 0 | 0 | 92.8 | .629 |
| Kyle Freeland* | ChN | sp | 26 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 33 | 0 | 0 | 102.5 | .629 |
| Max Fried* | ChN | mr | 25 | 0 | 0 | .000 | 0 | .000 | 1 | 0 | 0 | .000 | 4 | 4 | 1 | 32.3 | .605 |
| John Gant | Atl | sp | 26 | 1 | 0 | .000 | 1 | 1.000 | 0 | 5 | 3 | .600 | 26 | 5 | 1 | 78.8 | .588 |
| Jarlin Garcia* | LA | mr | 26 | 0 | 0 | .000 | 0 | .000 | 0 | 5 | 3 | .600 | 4 | 4 | 1 | 31.8 | .567 |
| Amir Garrett* | Mia | mr | 27 | 0 | 0 | .000 | 0 | .000 | 0 | 6 | 5 | .833 | 4 | 4 | 1 | 18.0 | .625 |
| Sam Gaviglio | Was | sp | 29 | 0 | 0 | .000 | 0 | .000 | 0 | 3 | 2 | .667 | 14 | 2 | 0 | 85.1 | .621 |
| Cory Gearrin | LA | mr | 33 | 0 | 0 | .000 | 0 | .000 | 3 | 18 | 10 | .556 | 17 | 17 | 7 | 23.0 | .575 |
| Ken Giles | ChN | cl | 28 | 4 | 2 | .500 | 2 | .500 | 11 | 24 | 11 | .458 | 52 | 52 | 20 | 15.5 | .684 |
| Lucas Giolito | Pit | sp | 24 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 23 | 0 | 0 | 87.5 | .579 |
| Tyler Glasnow | Atl | mr | 25 | 3 | 2 | .667 | 0 | .000 | 1 | 26 | 9 | .346 | 47 | 44 | 18 | 34.3 | .609 |
| Zack Godley | Cin | sp | 29 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 5 | 0 | 0 | 96.4 | .633 |
| Erik Goeddel | Mia | mr | 30 | 2 | 1 | .500 | 0 | .000 | 4 | 8 | 2 | .250 | 10 | 10 | 1 | 19.1 | .555 |
| Austin Gomber* | Was | mr | 25 | 9 | 1 | .111 | 8 | .889 | 12 | 48 | 25 | .521 | 82 | 82 | 22 | 16.7 | .612 |
| Gio Gonzalez* | Mil | sp | 33 | 0 | 0 | .000 | 0 | .000 | 1 | 4 | 0 | .000 | 30 | 5 | 3 | 90.0 | .598 |
| Merandy Gonzalez | NYM | mr | 23 | 0 | 0 | .000 | 0 | .000 | 0 | 2 | 0 | .000 | 5 | 5 | 2 | 34.0 | .624 |
| Matt Grace* | StL | mr | 30 | 2 | 2 | 1.000 | 0 | .000 | 12 | 35 | 11 | .314 | 43 | 43 | 20 | 17.1 | .632 |
| Jon Gray | SF | sp | 27 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 29 | 0 | 0 | 96.0 | .630 |
| Zack Greinke | Atl | sp | 35 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 35 | 0 | 0 | 96.3 | .664 |
| Robert Gsellman | Was | mr | 25 | 3 | 1 | .333 | 2 | .667 | 4 | 19 | 8 | .421 | 25 | 25 | 7 | 17.8 | .631 |
| Robert Gsellman | Pit | mr | 25 | 1 | 0 | .000 | 1 | 1.000 | 4 | 5 | 4 | .800 | 29 | 29 | 10 | 20.5 | .635 |
| Robert Gsellman |   | mr | 25 | 4 | 1 | .250 | 3 | .750 | 8 | 24 | 12 | .500 | 54 | 54 | 17 | 19.2 | .633 |
| Junior Guerra | SF | sp | 34 | 8 | 2 | .250 | 5 | .625 | 8 | 25 | 12 | .480 | 54 | 54 | 21 | 32.4 | .565 |
| Josh Hader* | Pit | mr | 25 | 35 | 25 | .714 | 9 | .257 | 6 | 37 | 12 | .324 | 64 | 64 | 46 | 21.5 | .638 |
| Cole Hamels* | LA | sp | 35 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 33 | 0 | 0 | 94.5 | .607 |
| Brad Hand* | SF | cl | 29 | 34 | 26 | .765 | 8 | .235 | 2 | 15 | 5 | .333 | 46 | 46 | 34 | 17.5 | .606 |
| J.A. Happ* | Pit | sp | 36 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 27 | 0 | 0 | 95.0 | .646 |
| Matt Harvey | StL | sp | 30 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 25 | 1 | 1 | 88.5 | .654 |
| Andrew Heaney* | Atl | sp | 28 | 0 | 0 | .000 | 0 | .000 | 0 | 2 | 0 | .000 | 30 | 4 | 1 | 76.1 | .646 |
| Jeremy Hellickson | ChN | sp | 32 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 18 | 1 | 0 | 83.0 | .656 |
| Heath Hembree | ChN | mr | 30 | 2 | 0 | .000 | 2 | 1.000 | 4 | 16 | 5 | .313 | 35 | 35 | 12 | 25.1 | .577 |
| Kyle Hendricks | Mia | sp | 29 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 32 | 0 | 0 | 100.2 | .659 |
| David Hernandez | NYM | mr | 34 | 9 | 3 | .333 | 1 | .111 | 16 | 27 | 4 | .148 | 55 | 55 | 13 | 16.2 | .616 |
| Elieser Hernandez | NYM | mr | 24 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 4 | 2 | 1 | 53.8 | .619 |
| Jordan Hicks | Mia | mr | 22 | 1 | 0 | .000 | 0 | .000 | 6 | 23 | 7 | .304 | 59 | 59 | 15 | 19.5 | .552 |
| Rich Hill* | ChN | sp | 39 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 11 | 0 | 0 | 107.4 | .615 |
| Yoshihisa Hirano | Mia | mr | 35 | 10 | 10 | 1.000 | 0 | .000 | 6 | 22 | 8 | .364 | 33 | 33 | 19 | 14.6 | .614 |
| Yoshihisa Hirano | SF | mr | 35 | 6 | 1 | .167 | 4 | .667 | 2 | 12 | 4 | .333 | 23 | 23 | 8 | 17.7 | .640 |
| Yoshihisa Hirano |   | mr | 35 | 16 | 11 | .688 | 4 | .250 | 8 | 34 | 12 | .353 | 56 | 56 | 27 | 15.9 | .626 |
| Derek Holland* | Was | sp | 32 | 2 | 1 | .500 | 1 | .500 | 1 | 10 | 4 | .400 | 41 | 20 | 14 | 66.9 | .609 |
| Dakota Hudson | Pit | mr | 24 | 0 | 0 | .000 | 0 | .000 | 2 | 2 | 0 | .000 | 7 | 7 | 1 | 32.3 | .580 |
| Daniel Hudson | Cin | mr | 32 | 7 | 1 | .143 | 6 | .857 | 8 | 17 | 3 | .176 | 49 | 49 | 13 | 18.0 | .614 |
| Jared Hughes | ChN | mr | 33 | 4 | 1 | .250 | 2 | .500 | 3 | 12 | 4 | .333 | 16 | 16 | 5 | 17.0 | .610 |
| Jared Hughes | Atl | mr | 33 | 8 | 5 | .625 | 3 | .375 | 13 | 27 | 6 | .222 | 50 | 50 | 8 | 18.4 | .587 |
| Jared Hughes |   | mr | 33 | 12 | 6 | .500 | 5 | .417 | 16 | 39 | 10 | .256 | 66 | 66 | 13 | 18.1 | .593 |
| Raisel Iglesias | Atl | cl | 29 | 9 | 7 | .778 | 1 | .111 | 14 | 32 | 10 | .313 | 64 | 64 | 27 | 19.2 | .607 |
| Kenley Jansen | NYM | cl | 31 | 9 | 4 | .444 | 4 | .444 | 8 | 30 | 6 | .200 | 60 | 60 | 25 | 17.2 | .651 |
| Jeremy Jeffress | StL | mr | 31 | 14 | 6 | .429 | 8 | .571 | 27 | 33 | 8 | .242 | 61 | 61 | 14 | 20.4 | .627 |
| Tommy Kahnle | Col | mr | 29 | 3 | 1 | .333 | 2 | .667 | 1 | 7 | 5 | .714 | 10 | 10 | 5 | 20.1 | .547 |
| Shawn Kelley | Cin | mr | 35 | 6 | 1 | .167 | 4 | .667 | 13 | 21 | 5 | .238 | 54 | 54 | 11 | 14.9 | .634 |
| Joe Kelly | LA | mr | 31 | 4 | 1 | .250 | 3 | .750 | 20 | 30 | 18 | .600 | 51 | 51 | 9 | 20.2 | .572 |
| Brett Kennedy | Mil | sp | 24 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 4 | 0 | 0 | 92.8 | .566 |
| Clayton Kershaw* | ChN | sp | 31 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 26 | 0 | 0 | 95.0 | .654 |
| Dallas Keuchel* | Cin | sp | 31 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 32 | 2 | 1 | 91.1 | .640 |
| Craig Kimbrel | Cin | cl | 31 | 20 | 17 | .850 | 2 | .100 | 13 | 27 | 4 | .148 | 66 | 66 | 29 | 16.2 | .567 |
| Nick Kingham | Was | sp | 27 | 0 | 0 | .000 | 0 | .000 | 0 | 1 | 1 | 1.000 | 5 | 4 | 0 | 49.8 | .610 |
| Corey Knebel | NYM | cl | 27 | 3 | 0 | .000 | 2 | .667 | 11 | 31 | 10 | .323 | 54 | 54 | 17 | 20.2 | .611 |
| George Kontos | SF | mr | 34 | 2 | 0 | .000 | 1 | .500 | 5 | 3 | 3 | 1.000 | 22 | 22 | 4 | 23.5 | .599 |
| Chad Kuhl | Mil | sp | 26 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 15 | 0 | 0 | 99.1 | .637 |
| Eric Lauer* | Was | sp | 24 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 8 | 0 | 0 | 100.6 | .630 |
| Mike Leake | Mil | sp | 31 | 0 | 0 | .000 | 0 | .000 | 0 | 1 | 0 | .000 | 30 | 1 | 0 | 95.5 | .661 |
| Wade LeBlanc* | LA | sp | 34 | 0 | 0 | .000 | 0 | .000 | 0 | 5 | 2 | .400 | 21 | 4 | 2 | 77.8 | .646 |
| Jon Lester* | Col | sp | 35 | 1 | 1 | 1.000 | 0 | .000 | 0 | 1 | 0 | .000 | 30 | 1 | 1 | 100.3 | .622 |
| Pablo Lopez | Col | sp | 23 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 6 | 0 | 0 | 115.3 | .639 |
| Reynaldo Lopez | Col | sp | 25 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 27 | 0 | 0 | 99.7 | .610 |
| Michael Lorenzen | SF | mr | 27 | 6 | 3 | .500 | 2 | .333 | 6 | 19 | 4 | .211 | 48 | 47 | 26 | 29.1 | .589 |
| Joey Lucchesi* | Was | sp | 26 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 24 | 0 | 0 | 100.7 | .644 |
| Seth Lugo | Atl | mr | 29 | 3 | 2 | .667 | 1 | .333 | 8 | 30 | 12 | .400 | 49 | 47 | 12 | 32.5 | .602 |
| Jordan Lyles | ChN | mr | 28 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 7 | 0 | 0 | 89.6 | .632 |
| Lance Lynn | StL | sp | 32 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 8 | 4 | 3 | 64.9 | .574 |
| Kenta Maeda | ChN | sp | 31 | 3 | 1 | .333 | 2 | .667 | 2 | 4 | 2 | .500 | 26 | 18 | 12 | 43.3 | .629 |
| German Marquez | SF | sp | 24 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 31 | 0 | 0 | 101.9 | .630 |
| Carlos Martinez | SF | sp | 27 | 4 | 2 | .500 | 2 | .500 | 5 | 8 | 1 | .125 | 36 | 22 | 9 | 56.4 | .594 |
| Phil Maton | Pit | mr | 26 | 1 | 0 | .000 | 1 | 1.000 | 0 | 0 | 0 | .000 | 4 | 4 | 2 | 26.3 | .514 |
| Steven Matz* | Pit | sp | 28 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 27 | 0 | 0 | 90.2 | .625 |
| T.J. McFarland* | Mil | mr | 30 | 6 | 1 | .167 | 3 | .500 | 8 | 15 | 4 | .267 | 44 | 44 | 13 | 21.1 | .648 |
| Mark Melancon | ChN | mr | 34 | 2 | 1 | .500 | 0 | .000 | 2 | 7 | 1 | .143 | 18 | 18 | 8 | 17.3 | .611 |
| Miles Mikolas | StL | sp | 30 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 33 | 0 | 0 | 90.9 | .682 |
| Wade Miley* | Mia | sp | 32 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 6 | 0 | 0 | 101.7 | .607 |
| Wade Miley* | SF | sp | 32 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 2 | 0 | 0 | 83.5 | .659 |
| Wade Miley* |   | sp | 32 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 8 | 0 | 0 | 97.1 | .618 |
| Andrew Miller* | Mil | mr | 34 | 1 | 1 | 1.000 | 0 | .000 | 7 | 14 | 5 | .357 | 32 | 32 | 15 | 20.9 | .591 |
| Justin Miller | Mil | mr | 32 | 2 | 0 | .000 | 2 | 1.000 | 7 | 15 | 6 | .400 | 32 | 32 | 8 | 18.8 | .592 |
| Alec Mills | Cin | mr | 27 | 2 | 2 | 1.000 | 0 | .000 | 11 | 8 | 3 | .375 | 22 | 22 | 5 | 14.4 | .598 |
| A.J. Minter* | ChN | mr | 25 | 4 | 3 | .750 | 1 | .250 | 8 | 29 | 13 | .448 | 55 | 55 | 14 | 21.0 | .597 |
| Mike Montgomery* | ChN | sp | 29 | 1 | 1 | 1.000 | 0 | .000 | 3 | 6 | 2 | .333 | 40 | 32 | 14 | 44.6 | .626 |
| Reyes Moronta | StL | mr | 26 | 49 | 45 | .918 | 4 | .082 | 1 | 33 | 7 | .212 | 62 | 62 | 55 | 17.4 | .580 |
| Brandon Morrow | Col | cl | 34 | 4 | 3 | .750 | 1 | .250 | 4 | 21 | 9 | .429 | 28 | 28 | 16 | 18.3 | .658 |
| Charlie Morton | StL | sp | 35 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 30 | 0 | 0 | 100.1 | .610 |
| Joe Musgrove | ChN | sp | 26 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 21 | 0 | 0 | 94.2 | .674 |
| Hector Neris | Atl | mr | 30 | 0 | 0 | .000 | 0 | .000 | 1 | 0 | 0 | .000 | 2 | 2 | 0 | 21.0 | .667 |
| Sean Newcomb* | Mil | sp | 26 | 1 | 0 | .000 | 1 | 1.000 | 1 | 5 | 4 | .800 | 32 | 4 | 2 | 90.9 | .589 |
| Jacob Nix | Was | sp | 23 | 0 | 0 | .000 | 0 | .000 | 0 | 2 | 2 | 1.000 | 10 | 2 | 1 | 67.4 | .632 |
| Aaron Nola | NYM | sp | 26 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 35 | 0 | 0 | 100.6 | .646 |
| Bud Norris | SF | cl | 34 | 1 | 0 | .000 | 1 | 1.000 | 4 | 8 | 3 | .375 | 14 | 14 | 5 | 22.4 | .624 |
| Ivan Nova | StL | sp | 32 | 1 | 1 | 1.000 | 0 | .000 | 0 | 3 | 1 | .333 | 11 | 6 | 4 | 66.5 | .668 |
| Scott Oberg | Mia | mr | 29 | 4 | 1 | .250 | 3 | .750 | 2 | 24 | 10 | .417 | 28 | 28 | 13 | 12.5 | .641 |
| Seung Hwan Oh | Col | mr | 36 | 5 | 1 | .200 | 4 | .800 | 4 | 21 | 3 | .143 | 51 | 51 | 16 | 24.0 | .608 |
| Corey Oswalt | NYM | sp | 25 | 0 | 0 | .000 | 0 | .000 | 0 | 2 | 1 | .500 | 5 | 1 | 0 | 81.0 | .617 |
| Adam Ottavino | Mil | mr | 33 | 11 | 7 | .636 | 3 | .273 | 7 | 41 | 11 | .268 | 57 | 57 | 21 | 23.2 | .584 |
| Thomas Pannone* | Mil | sp | 25 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 8 | 0 | 0 | 98.0 | .629 |
| Freddy Peralta | Mil | sp | 23 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 14 | 0 | 0 | 103.9 | .610 |
| Nick Pivetta | Col | sp | 26 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 3 | 0 | 0 | 120.0 | .619 |
| Drew Pomeranz* | Col | mr | 30 | 3 | 1 | .333 | 2 | .667 | 1 | 17 | 10 | .588 | 24 | 24 | 11 | 29.0 | .569 |
| Daniel Poncedeleon | SF | mr | 27 | 1 | 1 | 1.000 | 0 | .000 | 1 | 1 | 0 | .000 | 5 | 5 | 2 | 22.8 | .553 |
| Jose Quintana* | StL | sp | 30 | 0 | 0 | .000 | 0 | .000 | 0 | 2 | 0 | .000 | 30 | 1 | 1 | 96.4 | .624 |
| Edubray Ramos | Mia | mr | 26 | 13 | 7 | .538 | 5 | .385 | 5 | 30 | 10 | .333 | 48 | 48 | 21 | 15.3 | .606 |
| Robbie Ray* | Cin | sp | 27 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 14 | 0 | 0 | 98.6 | .593 |
| Sean Reid-Foley | Mia | sp | 23 | 0 | 0 | .000 | 0 | .000 | 0 | 2 | 2 | 1.000 | 1 | 1 | 0 | 10.0 | .500 |
| Trevor Richards | Col | sp | 26 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 6 | 0 | 0 | 110.7 | .605 |
| Tanner Roark | Mia | sp | 32 | 0 | 0 | .000 | 0 | .000 | 0 | 2 | 1 | .500 | 33 | 2 | 2 | 93.7 | .625 |
| Hansel Robles | StL | mr | 28 | 0 | 0 | .000 | 0 | .000 | 8 | 11 | 4 | .364 | 43 | 43 | 13 | 23.5 | .597 |
| Dereck Rodriguez | Cin | sp | 27 | 0 | 0 | .000 | 0 | .000 | 1 | 1 | 0 | .000 | 24 | 3 | 1 | 82.5 | .606 |
| Jefry Rodriguez | Was | sp | 25 | 6 | 0 | .000 | 2 | .333 | 11 | 18 | 5 | .278 | 55 | 55 | 12 | 18.5 | .568 |
| Richard Rodriguez | Pit | mr | 29 | 5 | 3 | .600 | 2 | .400 | 21 | 23 | 4 | .174 | 59 | 59 | 19 | 19.5 | .638 |
| Sal Romano | Mia | sp | 25 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 3 | 0 | 0 | 101.0 | .640 |
| Randy Rosario* | ChN | mr | 25 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 9 | 9 | 3 | 25.4 | .559 |
| Tyson Ross | Cin | sp | 32 | 4 | 3 | .750 | 1 | .250 | 9 | 16 | 5 | .313 | 57 | 47 | 19 | 32.6 | .614 |
| Chris Rusin* | Cin | mr | 32 | 0 | 0 | .000 | 0 | .000 | 1 | 0 | 0 | .000 | 4 | 4 | 3 | 15.5 | .565 |
| Hyun-Jin Ryu* | Mia | sp | 32 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 13 | 0 | 0 | 105.0 | .689 |
| Jeff Samardzija | ChN | sp | 34 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 2 | 0 | 0 | 106.5 | .526 |
| Aaron Sanchez | Mil | sp | 26 | 3 | 2 | .667 | 1 | .333 | 0 | 12 | 8 | .667 | 31 | 19 | 8 | 66.5 | .586 |
| Anibal Sanchez | ChN | sp | 35 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 8 | 0 | 0 | 99.5 | .598 |
| Anibal Sanchez | Atl | sp | 35 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 14 | 0 | 0 | 91.5 | .643 |
| Anibal Sanchez |   | sp | 35 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 22 | 0 | 0 | 94.4 | .626 |
| Edgar Santana | SF | mr | 27 | 9 | 6 | .667 | 3 | .333 | 16 | 23 | 8 | .348 | 54 | 54 | 17 | 17.2 | .639 |
| Max Scherzer | NYM | sp | 34 | 1 | 0 | .000 | 1 | 1.000 | 1 | 4 | 4 | 1.000 | 37 | 3 | 1 | 102.5 | .645 |
| Antonio Senzatela | LA | sp | 24 | 1 | 0 | .000 | 1 | 1.000 | 8 | 35 | 11 | .314 | 42 | 39 | 3 | 34.2 | .611 |
| Tyler Skaggs* | StL | sp | 27 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 5 | 1 | 1 | 81.2 | .633 |
| Will Smith* | NYM | cl | 29 | 10 | 3 | .300 | 5 | .500 | 24 | 47 | 13 | .277 | 63 | 63 | 11 | 14.0 | .656 |
| Mike Soroka | SF | sp | 21 | 1 | 1 | 1.000 | 0 | .000 | 0 | 2 | 0 | .000 | 3 | 1 | 1 | 56.3 | .692 |
| Craig Stammen | ChN | mr | 35 | 3 | 0 | .000 | 3 | 1.000 | 4 | 11 | 0 | .000 | 21 | 21 | 6 | 17.5 | .663 |
| Craig Stammen | Pit | mr | 35 | 5 | 3 | .600 | 2 | .400 | 14 | 24 | 4 | .167 | 51 | 51 | 16 | 16.4 | .657 |
| Craig Stammen |   | mr | 35 | 8 | 3 | .375 | 5 | .625 | 18 | 35 | 4 | .114 | 72 | 72 | 22 | 16.7 | .659 |
| Drew Steckenrider | Col | mr | 28 | 7 | 2 | .286 | 5 | .714 | 6 | 33 | 8 | .242 | 47 | 47 | 19 | 26.1 | .621 |
| Robert Stock | ChN | mr | 29 | 1 | 0 | .000 | 1 | 1.000 | 2 | 0 | 0 | .000 | 10 | 10 | 3 | 23.3 | .644 |
| Matt Strahm* | Col | mr | 27 | 2 | 2 | 1.000 | 0 | .000 | 5 | 34 | 12 | .353 | 52 | 52 | 19 | 21.9 | .620 |
| Dan Straily | NYM | sp | 30 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 23 | 0 | 0 | 92.7 | .617 |
| Stephen Strasburg | SF | sp | 30 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 25 | 0 | 0 | 95.4 | .627 |
| Chris Stratton | Was | sp | 28 | 1 | 0 | .000 | 1 | 1.000 | 0 | 20 | 6 | .300 | 41 | 39 | 19 | 35.3 | .612 |
| Hunter Strickland | NYM | cl | 30 | 0 | 0 | .000 | 0 | .000 | 0 | 3 | 1 | .333 | 8 | 8 | 5 | 23.4 | .594 |
| Ross Stripling | Pit | sp | 29 | 1 | 0 | .000 | 1 | 1.000 | 4 | 6 | 1 | .167 | 33 | 13 | 2 | 59.5 | .671 |
| Marcus Stroman | SF | sp | 28 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 4 | 0 | 0 | 116.8 | .642 |
| Pedro Strop | LA | mr | 34 | 11 | 7 | .636 | 4 | .364 | 8 | 28 | 6 | .214 | 52 | 52 | 28 | 17.4 | .598 |
| Andrew Suarez* | Was | sp | 26 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 14 | 1 | 1 | 95.8 | .641 |
| Wander Suero | LA | mr | 27 | 0 | 0 | .000 | 0 | .000 | 4 | 10 | 3 | .300 | 9 | 9 | 3 | 23.2 | .617 |
| Brent Suter* | LA | sp | 29 | 1 | 0 | .000 | 1 | 1.000 | 2 | 23 | 6 | .261 | 20 | 17 | 4 | 34.7 | .654 |
| Noah Syndergaard | Atl | sp | 26 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 29 | 1 | 0 | 85.4 | .642 |
| Jameson Taillon | LA | sp | 27 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 33 | 0 | 0 | 92.8 | .662 |
| Julio Teheran | NYM | sp | 28 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 33 | 1 | 0 | 97.1 | .589 |
| Ryan Tepera | NYM | mr | 31 | 2 | 0 | .000 | 0 | .000 | 6 | 10 | 2 | .200 | 31 | 31 | 10 | 16.5 | .638 |
| Touki Toussaint | Mia | sp | 23 | 1 | 0 | .000 | 1 | 1.000 | 3 | 7 | 2 | .286 | 6 | 5 | 0 | 35.2 | .512 |
| Blake Treinen | Atl | cl | 31 | 27 | 21 | .778 | 6 | .222 | 2 | 40 | 7 | .175 | 63 | 63 | 48 | 18.8 | .646 |
| Sam Tuivailala | Atl | mr | 26 | 0 | 0 | .000 | 0 | .000 | 1 | 1 | 1 | 1.000 | 3 | 3 | 1 | 13.0 | .718 |
| Jose Urena | NYM | sp | 27 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 27 | 1 | 1 | 92.0 | .628 |
| Felipe Vazquez* | ChN | cl | 27 | 20 | 16 | .800 | 4 | .200 | 3 | 32 | 5 | .156 | 58 | 58 | 46 | 15.0 | .664 |
| Vincent Velasquez | Col | sp | 27 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 1 | 0 | 0 | 93.0 | .624 |
| Arodys Vizcaino | StL | cl | 28 | 0 | 0 | .000 | 0 | .000 | 4 | 9 | 1 | .111 | 18 | 18 | 7 | 21.4 | .614 |
| Michael Wacha | Was | sp | 27 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 16 | 0 | 0 | 98.2 | .605 |
| Adam Wainwright | Pit | sp | 37 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 7 | 0 | 0 | 88.4 | .632 |
| Tony Watson* | Cin | mr | 34 | 6 | 2 | .333 | 3 | .500 | 19 | 20 | 5 | .250 | 70 | 70 | 16 | 15.4 | .652 |
| Luke Weaver | Pit | sp | 25 | 11 | 8 | .727 | 2 | .182 | 9 | 24 | 7 | .292 | 64 | 64 | 17 | 32.6 | .619 |
| Zack Wheeler | Pit | sp | 29 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 33 | 0 | 0 | 95.2 | .638 |
| Trevor Williams | Cin | sp | 27 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 30 | 0 | 0 | 95.5 | .618 |
| Justin Wilson* | Was | mr | 31 | 6 | 5 | .833 | 1 | .167 | 2 | 13 | 8 | .615 | 22 | 22 | 12 | 16.4 | .615 |
| Daniel Winkler | ChN | mr | 29 | 2 | 1 | .500 | 1 | .500 | 6 | 17 | 6 | .353 | 26 | 26 | 6 | 24.6 | .625 |
| Daniel Winkler | Pit | mr | 29 | 1 | 0 | .000 | 1 | 1.000 | 5 | 10 | 4 | .400 | 17 | 17 | 3 | 16.7 | .613 |
| Daniel Winkler |   | mr | 29 | 3 | 1 | .333 | 2 | .667 | 11 | 27 | 10 | .370 | 43 | 43 | 9 | 21.5 | .621 |
| Matt Wisler | Was | mr | 26 | 2 | 0 | .000 | 2 | 1.000 | 12 | 17 | 4 | .235 | 39 | 39 | 9 | 17.8 | .628 |
| Nick Wittgren | Atl | mr | 28 | 4 | 2 | .500 | 1 | .250 | 4 | 23 | 8 | .348 | 28 | 28 | 9 | 13.8 | .661 |
| Alex Wood* | SF | sp | 28 | 2 | 1 | .500 | 0 | .000 | 0 | 0 | 0 | .000 | 30 | 3 | 1 | 88.6 | .634 |
| Brandon Woodruff | ChN | mr | 26 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 5 | 1 | 1 | 79.8 | .607 |
| Kirby Yates | Was | mr | 32 | 8 | 5 | .625 | 3 | .375 | 1 | 9 | 5 | .556 | 19 | 19 | 17 | 18.1 | .647 |
| Kirby Yates | StL | mr | 32 | 3 | 1 | .333 | 1 | .333 | 15 | 18 | 4 | .222 | 35 | 35 | 8 | 21.9 | .650 |
| Kirby Yates |   | mr | 32 | 11 | 6 | .545 | 4 | .364 | 16 | 27 | 9 | .333 | 54 | 54 | 25 | 20.5 | .649 |
| Brad Ziegler | Was | mr | 39 | 3 | 3 | 1.000 | 0 | .000 | 7 | 15 | 9 | .600 | 45 | 45 | 13 | 17.1 | .619 |
| Jordan Zimmermann | LA | sp | 33 | 0 | 0 | .000 | 0 | .000 | 0 | 0 | 0 | .000 | 25 | 0 | 0 | 81.9 | .664 |