| 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 |
| 1886 | Baltimore Orioles | MLB | MLB | BLN | - | 21 | 2 | 7 | 6.81 | 9 | 9 | 8 | 0 | 0 | 0 | 0 | 76.2 | 106 | 91 | 58 | 6 | 43 | 64 | 0 | 0 | 3 | 1.94 | 12.44 | 0.70 | 5.05 | 7.51 | 10.68 | 1.49 |
| 1887 | Boston Beaneaters | NL | MLB | - | 22 | 9 | 15 | 4.66 | 26 | 26 | 25 | 0 | 0 | 0 | 0 | 222.1 | 249 | 161 | 115 | 10 | 86 | 45 | 17 | 0 | 7 | 1.51 | 10.08 | 0.40 | 3.48 | 1.82 | 6.52 | 0.52 | |
| 1888 | Boston Beaneaters | NL | MLB | - | 23 | 4 | 2 | 2.38 | 6 | 6 | 6 | 0 | 0 | 0 | 0 | 53.0 | 49 | 31 | 14 | 2 | 8 | 12 | 5 | 0 | 4 | 1.08 | 8.32 | 0.34 | 1.36 | 2.04 | 5.26 | 1.50 | |
| Tot: | MLB (3 yrs) | MLB | 15 | 24 | 4.78 | 41 | 41 | 39 | 0 | 0 | 0 | 0 | 352.0 | 404 | 283 | 187 | 18 | 137 | 121 | 22 | 0 | 14 | 1.54 | 10.33 | 0.46 | 3.50 | 3.09 | 7.24 | 0.88 | ||||
| Tot: | NL (2 yrs) | NL | 13 | 17 | 4.22 | 32 | 32 | 31 | 0 | 0 | 0 | 0 | 275.1 | 298 | 192 | 129 | 12 | 94 | 57 | 22 | 0 | 11 | 1.42 | 9.74 | 0.39 | 3.07 | 1.86 | 6.28 | 0.61 | ||||
| Tot: | MLB (1 yrs) | MLB | 2 | 7 | 6.81 | 9 | 9 | 8 | 0 | 0 | 0 | 0 | 76.2 | 106 | 91 | 58 | 6 | 43 | 64 | 0 | 0 | 3 | 1.94 | 12.44 | 0.70 | 5.05 | 7.51 | 10.68 | 1.49 | ||||
| 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 |
| 1886 | Baltimore Orioles | MLB | MLB | BLN | - | 21 | P | 9 | 34 | 5 | 7 | 2 | 0 | 0 | 3 | 1 | 0 | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 9 | 37 | 2 | 5 | .206 | .270 | .265 | .535 | .000 | .059 | .000 | 8.11 | 0.00 | 0.00 | 0.00 | |
| 1887 | Boston Beaneaters | NL | MLB | - | 22 | P-OF | 42 | 145 | 20 | 36 | 4 | 1 | 0 | 10 | 5 | 0 | 16 | 16 | 1 | 0 | 0 | 0 | 0 | 42 | 162 | 5 | 31 | .248 | .327 | .290 | .617 | .000 | .042 | .000 | 9.88 | 9.88 | 1.00 | 0.00 | ||
| 1888 | Boston Beaneaters | NL | MLB | - | 23 | P | 7 | 25 | 2 | 4 | 0 | 0 | 0 | 1 | 0 | 0 | 1 | 6 | 0 | 0 | 0 | 0 | 0 | 4 | 26 | 0 | 4 | .160 | .192 | .160 | .352 | .000 | .000 | .000 | 3.85 | 23.08 | 6.00 | 0.00 | ||
| Tot: | MLB (3 yrs) | MLB | 58 | 204 | 27 | 47 | 6 | 1 | 0 | 14 | 6 | 0 | 20 | 22 | 1 | 0 | 0 | 0 | 0 | 55 | 225 | 7 | 40 | .230 | .302 | .270 | .572 | .167 | .039 | .258 | 8.89 | 9.78 | 1.10 | |||||||
| Tot: | NL (2 yrs) | NL | 49 | 170 | 22 | 40 | 4 | 1 | 0 | 11 | 5 | 0 | 17 | 22 | 1 | 0 | 0 | 0 | 0 | 46 | 188 | 5 | 35 | .235 | .309 | .271 | .579 | .165 | .035 | .270 | 9.04 | 11.70 | 1.29 | |||||||
| Tot: | MLB (1 yrs) | MLB | 9 | 34 | 5 | 7 | 2 | 0 | 0 | 3 | 1 | 0 | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 9 | 37 | 2 | 5 | .206 | .270 | .265 | .535 | .176 | .059 | .206 | 8.11 | 0.00 | 0.00 | |||||||
| Avg: | MLB - 162 game avg | MLB | 162 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 |
| Strikeouts | Walks | Hittable | SO/BB | vs Power | Durability | Team Success |
| 41 | 49 | 37 | 42 | 37 | 50 | .464 |