career regular season statistics    
  
  | Year | Team | League | 
          W           
            Wins           
         | 
        
          L           
            Losses           
         | 
        
          ERA           
            Earned Run Average           
         | 
        
          G           
            Games           
         | 
        
          GS           
            Games Started           
         | 
        
          CG           
            Complete Games           
         | 
        
          SHO           
            Shutouts           
         | 
        
          SV           
            Saves           
         | 
        
          HLD           
            Holds           
         | 
        
          IP           
            Innings Pitched           
         | 
        
          H           
            Hits Allowed           
         | 
        
          R           
            Runs Allowed           
         | 
        
          ER           
            Earned Runs           
         | 
        
          HR           
            Home Runs Allowed           
         | 
        
          BB           
            Walks           
         | 
        
          SO           
            Strikeouts           
         | 
        
          WHIP           
            Walks and Hits Per Inning Pitched           
         | 
      
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2025 | Chicago Cubs | NL | 4 | 1 | 3.65 | 8 | 7 | 0 | 0 | 0 | 0 | 37 | 33 | 15 | 15 | 3 | 12 | 23 | 1.22 | 
| 2024 | Chicago Cubs | NL | 7 | 6 | 3.73 | 29 | 29 | 0 | 0 | 0 | 0 | 147 | 143 | 64 | 61 | 20 | 63 | 124 | 1.4 | 
| 2023 | Chicago Cubs | NL | 5 | 3 | 3.05 | 32 | 10 | 0 | 0 | 0 | 3 | 109.1 | 93 | 38 | 37 | 13 | 41 | 94 | 1.23 | 
| 2023 | Iowa | AAA | 0 | 1 | 3.68 | 4 | 4 | 0 | 0 | 0 | 14.2 | 12 | 7 | 6 | 0 | 7 | 15 | 1.3 | |
| 2022 | Chicago Cubs | NL | 2 | 2 | 3.11 | 9 | 8 | 0 | 0 | 0 | 0 | 37.2 | 35 | 14 | 13 | 4 | 20 | 30 | 1.46 | 
| 2022 | Iowa | AAA | 1 | 2 | 2.95 | 8 | 7 | 0 | 0 | 0 | 36.2 | 31 | 13 | 12 | 4 | 7 | 37 | 1.04 | |
| 2022 | Tennessee | AA | 4 | 1 | 2.51 | 15 | 14 | 0 | 0 | 0 | 71.2 | 68 | 23 | 20 | 6 | 28 | 74 | 1.34 | |
| 2021 | Tennessee | AA | 4 | 8 | 5.32 | 21 | 20 | 0 | 0 | 0 | 93 | 111 | 67 | 55 | 12 | 32 | 74 | 1.54 | |
| 2019 | Myrtle Beach | A | 4 | 10 | 3.87 | 22 | 22 | 0 | 0 | 0 | 0 | 116.1 | 108 | 53 | 50 | 11 | 41 | 91 | 1.28 | 
| 2018 | South Bend | A | 5 | 7 | 4.4 | 23 | 21 | 0 | 0 | 0 | 106.1 | 124 | 65 | 52 | 6 | 31 | 89 | 1.46 | |
| 2017 | Eugene | R | 5 | 6 | 4.23 | 13 | 13 | 0 | 0 | 0 | 0 | 66 | 69 | 34 | 31 | 2 | 21 | 72 | 1.36 | 
| 2016 | AZL Cubs | R | 2 | 2 | 2.87 | 10 | 7 | 0 | 0 | 1 | 0 | 37.2 | 39 | 18 | 12 | 1 | 13 | 42 | 1.38 | 
| Total | NL | 18 | 12 | 3.43 | 78 | 54 | 0 | 0 | 0 | 3 | 331 | 304 | 131 | 126 | 40 | 136 | 271 | 1.33 | |
| Total | AA | 4 | 8 | 5.32 | 21 | 20 | 0 | 0 | 0 | 93 | 111 | 67 | 55 | 12 | 32 | 74 | 1.54 | ||
| Total | A | 9 | 17 | 4.12 | 45 | 43 | 0 | 0 | 0 | 0 | 222.2 | 232 | 118 | 102 | 17 | 72 | 180 | 1.37 | |
| Total | R | 7 | 8 | 3.73 | 23 | 20 | 0 | 0 | 1 | 0 | 103.2 | 108 | 52 | 43 | 3 | 34 | 114 | 1.37 |