| year | team name | league | level | mlb | # | age | w | l | era | g | gs | cg | sho | gr | gf | sv | ip | h | r | er | hr | bb | so | wp | bk | hb | whip | h9 | hr9 | bb9 | so9 | ra9 | so/bb |
| 1896 | Chicago Colts | NL | MLB | CHN | - | 20 | 12 | 8 | 4.31 | 26 | 21 | 19 | 0 | 5 | 4 | 1 | 194.0 | 202 | 129 | 93 | 6 | 108 | 84 | 6 | 0 | 0 | 1.60 | 9.37 | 0.28 | 5.01 | 3.90 | 5.98 | 0.78 |
| 1897 | Chicago Colts | NL | MLB | CHN | - | 21 | 4 | 17 | 5.26 | 22 | 22 | 21 | 0 | 0 | 0 | 0 | 186.2 | 246 | 166 | 109 | 6 | 85 | 60 | 6 | 0 | 9 | 1.77 | 11.86 | 0.29 | 4.10 | 2.89 | 8.00 | 0.71 |
| 1898 | Chicago Orphans | NL | MLB | CHN | - | 22 | 1 | 3 | 5.70 | 4 | 4 | 3 | 0 | 0 | 0 | 0 | 30.0 | 38 | 22 | 19 | 0 | 10 | 14 | 1 | 0 | 1 | 1.60 | 11.40 | 0.00 | 3.00 | 4.20 | 6.60 | 1.40 |
| 1904 | Chicago Cubs | NL | MLB | CHN | - | 28 | 19 | 11 | 2.05 | 34 | 30 | 28 | 3 | 4 | 4 | 3 | 277.0 | 252 | 101 | 63 | 3 | 77 | 112 | 3 | 0 | 8 | 1.19 | 8.19 | 0.10 | 2.50 | 3.64 | 3.28 | 1.45 |
| 1905 | Chicago Cubs | NL | MLB | CHN | - | 29 | 8 | 8 | 2.14 | 20 | 20 | 13 | 5 | 0 | 0 | 0 | 168.0 | 141 | 58 | 40 | 1 | 52 | 68 | 1 | 0 | 6 | 1.15 | 7.55 | 0.05 | 2.79 | 3.64 | 3.11 | 1.31 |
| Tot: | MLB (5 yrs) | MLB | 44 | 47 | 3.41 | 106 | 97 | 84 | 8 | 8 | 9 | 4 | 855.2 | 879 | 476 | 324 | 16 | 332 | 338 | 17 | 0 | 24 | 1.42 | 9.25 | 0.17 | 3.49 | 3.56 | 5.01 | 1.02 | ||||
| Tot: | NL (5 yrs) | NL | 44 | 47 | 3.41 | 106 | 97 | 84 | 8 | 8 | 9 | 4 | 855.2 | 879 | 476 | 324 | 16 | 332 | 338 | 17 | 0 | 24 | 1.42 | 9.25 | 0.17 | 3.49 | 3.56 | 5.01 | 1.02 | ||||
| Avg: | MLB - 162 Inning avg | MLB | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 162 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 |
| year | team name | league | level | mlb | # | age | pos | tbc+ | g | ab | r | h | 2b | 3b | hr | rbi | sb | cs | bb | so | hbp | sh | sf | ibb | gdp | tb | pa | xbh | 1b | avg | obp | slg | ops | seca | iso | babip | bb% | so% | so/bb | ab/hr |
| 1896 | Chicago Colts | NL | MLB | CHN | - | 20 | P | 26 | 78 | 5 | 10 | 0 | 2 | 0 | 6 | 0 | 0 | 7 | 14 | 0 | 0 | 0 | 0 | 0 | 14 | 85 | 2 | 8 | .128 | .200 | .179 | .379 | .000 | .051 | .000 | 8.24 | 16.47 | 2.00 | 0.00 | |
| 1897 | Chicago Colts | NL | MLB | CHN | - | 21 | P | 22 | 81 | 5 | 13 | 0 | 1 | 0 | 5 | 1 | 0 | 3 | 0 | 0 | 2 | 0 | 0 | 0 | 15 | 86 | 1 | 12 | .160 | .190 | .185 | .375 | .000 | .025 | .000 | 3.49 | 0.00 | 0.00 | 0.00 | |
| 1898 | Chicago Orphans | NL | MLB | CHN | - | 22 | P | 4 | 14 | 2 | 6 | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7 | 14 | 1 | 5 | .429 | .429 | .500 | .929 | .000 | .071 | .000 | 0.00 | 0.00 | 0.00 | 0.00 | |
| 1904 | Chicago Cubs | NL | MLB | CHN | - | 28 | P | 68* | 34 | 94 | 6 | 16 | 1 | 0 | 1 | 4 | 0 | 0 | 5 | 0 | 0 | 2 | 0 | 0 | 0 | 20 | 101 | 2 | 14 | .170 | .212 | .213 | .425 | .000 | .043 | .000 | 4.95 | 0.00 | 0.00 | 94.00 |
| 1905 | Chicago Cubs | NL | MLB | CHN | - | 29 | P | 20 | 57 | 1 | 3 | 0 | 0 | 0 | 1 | 0 | 0 | 4 | 0 | 0 | 3 | 0 | 0 | 0 | 3 | 64 | 0 | 3 | .053 | .115 | .053 | .168 | .000 | .000 | .000 | 6.25 | 0.00 | 0.00 | 0.00 | |
| Tot: | MLB (5 yrs) | MLB | 106 | 324 | 19 | 48 | 2 | 3 | 1 | 17 | 1 | 0 | 19 | 14 | 0 | 7 | 0 | 0 | 0 | 59 | 350 | 6 | 42 | .148 | .195 | .182 | .377 | .096 | .034 | .152 | 5.43 | 4.00 | 0.74 | 324.00 | ||||||
| Tot: | NL (5 yrs) | NL | 106 | 324 | 19 | 48 | 2 | 3 | 1 | 17 | 1 | 0 | 19 | 14 | 0 | 7 | 0 | 0 | 0 | 59 | 350 | 6 | 42 | .148 | .195 | .182 | .377 | .096 | .034 | .152 | 5.43 | 4.00 | 0.74 | 324.00 | ||||||
| Avg: | MLB - 162 game avg | MLB | 162 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 |
| Strikeouts | Walks | Hittable | SO/BB | vs Power | Durability | Team Success |
| 74 | 35 | 52 | 58 | 52 | 69 | .559 |