| SP | Arrieta, J.Arrieta, Jake † $$ >> | 29 | 2015 | R | 95 | 27 | 27 | 13 | 7 | 3.57 | .271 | 1.08 | 7.1 | 2.6 | 9.4 | 189.1 | 150 | 77 | 75 | 20 | 54 | 198 | 4 | 0 | 0 | 0 | 18 | 7 | 3 | 3.25 |
| SP | Cueto, J.Cueto, Johnny † >> | 28 | 2014 | R | 89 | 26 | 26 | 12 | 5 | 4.19 | .299 | 1.24 | 8.2 | 3.1 | 6.8 | 156.2 | 142 | 74 | 73 | 17 | 53 | 118 | 0 | 0 | 0 | 0 | 15 | 5 | 1 | 4.02 |
| SP | Foltynewicz, M.Foltynewicz, Michael >> | 26 | 2018 | R | 67 | 16 | 11 | 6 | 2 | 4.01 | .320 | 1.35 | 7.7 | 4.6 | 8.3 | 67.1 | 57 | 30 | 30 | 9 | 34 | 62 | 0 | 0 | 0 | 0 | 0 | 4 | 1 | 4.60 |
| RP | Miller, A.Miller, Andrew >> | 30 | 2015 | L | 85 | 59 | 0 | 4 | 2 | 3.54 | .305 | 1.28 | 7.3 | 4.3 | 10.4 | 73.2 | 59 | 29 | 29 | 12 | 35 | 84 | 0 | 10 | 4 | 0 | 0 | 3 | 1 | 4.40 |
| RP | Treinen, B.Treinen, Blake >> | 30 | 2018 | R | 80 | 59 | 0 | 5 | 4 | 3.15 | .290 | 1.16 | 6.8 | 3.7 | 10.4 | 80.0 | 60 | 28 | 28 | 4 | 33 | 92 | 0 | 9 | 3 | 0 | 0 | 5 | 3 | 2.78 |
| RP | Ottavino, A.Ottavino, Adam >> | 32 | 2018 | R | 60 | 39 | 0 | 5 | 5 | 2.25 | .254 | 1.00 | 5.5 | 3.5 | 10.2 | 52.0 | 32 | 13 | 13 | 6 | 20 | 59 | 0 | 5 | 3 | 0 | 0 | 1 | 2 | 3.44 |
| RP | Marmol, C.Marmol, Carlos >> | 28 | 2010 | R | 42 | 32 | 0 | 4 | 1 | 1.58 | .255 | 1.03 | 4.5 | 4.7 | 12.6 | 40.0 | 20 | 7 | 7 | 3 | 21 | 56 | 0 | 3 | 1 | 0 | 0 | 0 | 2 | 2.75 |
| RP | Venters, J.Venters, Jonny >> | 26 | 2011 | L | 34 | 25 | 0 | 3 | 0 | 3.49 | .341 | 1.52 | 6.8 | 7.1 | 10.6 | 28.1 | 21 | 11 | 11 | 3 | 22 | 33 | 0 | 1 | 1 | 0 | 0 | 1 | 3 | 4.50 |
| SP | Giolito, L.Giolito, Lucas >> | 24 | 2019 | R | 72 | 26 | 15 | 8 | 2 | 4.43 | .330 | 1.45 | 8.7 | 4.5 | 8.8 | 113.2 | 109 | 60 | 56 | 20 | 56 | 111 | 0 | 0 | 0 | 0 | 4 | 3 | 3 | 4.90 |