| SP | Flaherty, J.Flaherty, Jack >> | 23 | 2019 | R | 91 | 34 | 34 | 13 | 12 | 4.35 | .304 | 1.28 | 8.2 | 3.3 | 9.8 | 184.1 | 168 | 91 | 89 | 24 | 68 | 201 | 0 | 0 | 0 | 0 | 16 | 6 | 2 | 3.72 |
| SP | Bauer, T.Bauer, Trevor # >> | 27 | 2018 | R | 60 | 32 | 32 | 9 | 13 | 4.82 | .327 | 1.42 | 9.6 | 3.2 | 10.5 | 173.2 | 185 | 99 | 93 | 27 | 62 | 201 | 1 | 0 | 0 | 0 | 14 | 6 | 5 | 3.88 |
| SP | Castillo, L.Castillo, Luis # >> | 26 | 2019 | R | 49 | 32 | 32 | 7 | 16 | 6.63 | .360 | 1.66 | 10.2 | 4.8 | 8.4 | 152.0 | 172 | 118 | 112 | 34 | 81 | 142 | 0 | 0 | 0 | 0 | 10 | 3 | 2 | 5.70 |
| SP | Halladay, R.Halladay, Roy >> | 33 | 2010 | R | 42 | 30 | 30 | 10 | 11 | 5.51 | .336 | 1.49 | 11.5 | 2.0 | 6.7 | 166.2 | 212 | 104 | 102 | 33 | 37 | 124 | 6 | 0 | 0 | 1 | 11 | 4 | 2 | 4.83 |
| RP | Sanchez, A.Sanchez, Aaron >> | 21 | 2014 | R | 91 | 96 | 0 | 9 | 3 | 3.28 | .293 | 1.18 | 7.1 | 3.6 | 7.6 | 134.1 | 106 | 51 | 49 | 16 | 53 | 113 | 0 | 4 | 2 | 0 | 0 | 8 | 1 | 4.23 |
| RP | Feliz, N.Feliz, Neftali >> | 22 | 2010 | R | 64 | 95 | 0 | 5 | 3 | 5.08 | .329 | 1.43 | 9.3 | 3.7 | 10.2 | 102.2 | 105 | 58 | 58 | 12 | 42 | 116 | 0 | 8 | 2 | 0 | 0 | 4 | 3 | 3.61 |
| RP | Rodriguez, F.Rodriguez, Francisco >> | 32 | 2014 | R | 28 | 82 | 0 | 3 | 6 | 5.50 | .332 | 1.48 | 9.4 | 4.0 | 11.0 | 88.1 | 92 | 57 | 54 | 16 | 39 | 108 | 0 | 3 | 4 | 0 | 0 | 1 | 0 | 4.27 |
| RP | Watson, T.Watson, Tony >> | 29 | 2014 | L | 16 | 111 | 0 | 2 | 1 | 4.83 | .320 | 1.41 | 9.7 | 3.0 | 8.0 | 95.0 | 102 | 54 | 51 | 15 | 32 | 84 | 0 | 6 | 0 | 0 | 0 | 0 | 0 | 4.29 |
| SP | Marquez, G.Marquez, German >> | 23 | 2018 | R | 16 | 14 | 0 | 0 | 3 | 3.66 | .299 | 1.28 | 7.0 | 4.5 | 9.6 | 32.0 | 25 | 13 | 13 | 6 | 16 | 34 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 4.81 |
| SP | Griffin, A.Griffin, A.J. >> | 25 | 2013 | R | 27 | 65 | 0 | 2 | 10 | 6.71 | .359 | 1.67 | 10.5 | 4.6 | 7.1 | 112.2 | 131 | 86 | 84 | 24 | 57 | 88 | 0 | 7 | 5 | 0 | 0 | 1 | 2 | 5.77 |