| Earned run average | Strikeouts | Walks | Bill Lee | 4.41 | Wild Bill Hallahan | 942 | Wild Bill Hallahan | 795 | Wins | Winning percentage | Average run support | Wild Bill Hallahan | 97-98 | Johnny Welch | .584 | Jack Knott | 5.8 | Batting average | On-base percentage | Slugging percentage | Bill Lee | .294 | Bill Lee | .346 | Johnny Welch | .412 | Hits per 9 innings | Walks per 9 innings | Runners per 9 innings | Wild Bill Hallahan | 10.8 | George Blaeholder | 2.4 | George Blaeholder | 13.7 | Strikeouts per 9 innings | Homeruns per 9 innings | Stolen bases per 9 innings | Red Ruffing | 5.3 | Jumbo Elliott | 0.5 | Johnny Welch | 0.4 | Shutouts | Quality starts | Quality start percentage | Max Butcher | 4 | Wild Bill Hallahan | 108 | Russ VanAtta | .571 | Save Opportunities | Saves | Save percentage | Russ VanAtta | 53 | Russ VanAtta | 26 | Holds | Blown saves | Blown save percentage | Russ VanAtta | 34 | Russ VanAtta | 23 | Innings | Batters faced per game | Complete games | Wild Bill Hallahan | 1863.0 | Bill Lee | 25.79 | George Pipgras | 37 | Doubles | Triples | Homeruns | Wild Bill Hallahan | 392 | Wild Bill Hallahan | 82 | Wild Bill Hallahan | 131 | Stolen bases | Steal percentage | Pickoffs | George Pipgras | 115 | Wild Bill Hallahan | .573 | Red Ruffing | 19 | Hit by pitch | Wild pitches | Balks | George Pipgras | 38 | Wild Bill Hallahan | 80 | Max Butcher | 8 | Games | Starts | Batters faced | Wild Bill Hallahan | 433 | Wild Bill Hallahan | 264 | Wild Bill Hallahan | 8529 | Games finished | Runners left scored percentage | Inherited runners scored pct | Russ VanAtta | 137 | Bill Lee | .307 | Jack Knott | .260 | Ground ball DP | Decisions | Losses | Wild Bill Hallahan | 175 | Wild Bill Hallahan | 195 | George Pipgras | 75-115 |