| CL | Diaz, A.Diaz, Alexis † $$ | Reds | R | 145.0 | 64 | 0 | 11 | 7 | 3.06 | .252 | 1.01 | 5.6 | 3.5 | 9.2 | 82.1 | 51 | 28 | 28 | 9 | 32 | 84 | 0 | 36 | 10 | 0 | 0 | 0 | 6 | 3.55 |
| SP | Widener, T.Widener, Taylor † $$ | Padres | R | 132.0 | 32 | 32 | 17 | 9 | 3.60 | .282 | 1.14 | 7.7 | 2.6 | 7.4 | 247.1 | 210 | 104 | 99 | 25 | 72 | 203 | 10 | 0 | 0 | 1 | 18 | 9 | 8 | 3.66 |
| SP | Flaherty, J.Flaherty, Jack † $$ | Giants | R | 128.0 | 32 | 32 | 16 | 6 | 3.23 | .277 | 1.13 | 7.4 | 2.8 | 9.3 | 203.1 | 167 | 77 | 73 | 20 | 63 | 209 | 2 | 0 | 0 | 2 | 22 | 4 | 5 | 3.21 |
| SP | Grove, M.Grove, Michael $$ | Dodgers | R | 127.0 | 31 | 31 | 14 | 12 | 2.89 | .266 | 1.07 | 7.7 | 2.0 | 7.5 | 239.2 | 205 | 89 | 77 | 22 | 52 | 198 | 8 | 0 | 0 | 2 | 21 | 4 | 4 | 3.24 |
| SP | Paddack, C.Paddack, Chris † $$ | Pirates | R | 123.0 | 32 | 32 | 18 | 9 | 3.41 | .282 | 1.16 | 7.8 | 2.7 | 9.3 | 197.2 | 170 | 79 | 75 | 22 | 60 | 204 | 0 | 0 | 0 | 0 | 19 | 3 | 1 | 3.34 |
| SP | Rogers, T.Rogers, Trevor † # $$ | Nationals | L | 116.0 | 33 | 31 | 16 | 9 | 3.79 | .282 | 1.16 | 8.0 | 2.4 | 6.9 | 214.0 | 191 | 95 | 90 | 30 | 57 | 165 | 11 | 0 | 0 | 2 | 17 | 4 | 3 | 4.14 |
| SP | Valdez, F.Valdez, Framber # $$ | Cardinals | L | 112.0 | 31 | 31 | 16 | 10 | 3.74 | .273 | 1.10 | 6.9 | 3.1 | 7.4 | 223.2 | 170 | 103 | 93 | 27 | 77 | 183 | 7 | 0 | 0 | 0 | 16 | 5 | 4 | 4.04 |
| SP | Krausse, L.Krausse, Lew $$ | Reds | R | 109.0 | 29 | 29 | 13 | 5 | 2.37 | .237 | 0.93 | 6.0 | 2.4 | 7.1 | 152.0 | 101 | 45 | 40 | 15 | 41 | 120 | 0 | 0 | 0 | 0 | 8 | 0 | 4 | 3.51 |