| 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 | St. Louis Browns | MLB | MLB | SL4 | - | 17 | 16 | 10 | 3.03 | 29 | 27 | 25 | 0 | 2 | 2 | 1 | 234.1 | 224 | 122 | 79 | 3 | 62 | 100 | 0 | 0 | 2 | 1.22 | 8.60 | 0.12 | 2.38 | 3.84 | 4.69 | 1.61 |
| 1887 | St. Louis Browns | MLB | MLB | SL4 | - | 18 | 4 | 4 | 4.97 | 9 | 9 | 7 | 0 | 0 | 0 | 0 | 67.0 | 91 | 57 | 37 | 2 | 20 | 15 | 0 | 0 | 4 | 1.66 | 12.22 | 0.27 | 2.69 | 2.01 | 7.66 | 0.75 |
| 1888 | St. Louis Browns | MLB | MLB | SL4 | - | 19 | 25 | 10 | 2.54 | 39 | 37 | 36 | 5 | 2 | 2 | 0 | 333.0 | 283 | 155 | 94 | 8 | 59 | 130 | 0 | 0 | 0 | 1.03 | 7.65 | 0.22 | 1.59 | 3.51 | 4.19 | 2.20 |
| 1889 | St. Louis Browns | MLB | MLB | SL4 | - | 20 | 3 | 2 | 4.20 | 9 | 5 | 4 | 0 | 4 | 4 | 0 | 60.0 | 71 | 47 | 28 | 2 | 15 | 13 | 0 | 0 | 0 | 1.43 | 10.65 | 0.30 | 2.25 | 1.95 | 7.05 | 0.87 |
| Tot: | MLB (4 yrs) | MLB | 48 | 26 | 3.08 | 86 | 78 | 72 | 5 | 8 | 8 | 1 | 694.1 | 669 | 381 | 238 | 15 | 156 | 258 | 0 | 0 | 6 | 1.19 | 8.67 | 0.19 | 2.02 | 3.34 | 4.94 | 1.65 | ||||
| Tot: | MLB (4 yrs) | MLB | 48 | 26 | 3.08 | 86 | 78 | 72 | 5 | 8 | 8 | 1 | 694.1 | 669 | 381 | 238 | 15 | 156 | 258 | 0 | 0 | 6 | 1.19 | 8.67 | 0.19 | 2.02 | 3.34 | 4.94 | 1.65 | ||||
| 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 | St. Louis Browns | MLB | MLB | SL4 | - | 17 | P | 43 | 150 | 16 | 35 | 4 | 1 | 0 | 17 | 2 | 0 | 11 | 0 | 0 | 0 | 0 | 0 | 0 | 41 | 161 | 5 | 30 | .233 | .286 | .273 | .559 | .000 | .040 | .000 | 6.83 | 0.00 | 0.00 | 0.00 | |
| 1887 | St. Louis Browns | MLB | MLB | SL4 | - | 18 | P-OF | 13 | 48 | 7 | 12 | 2 | 1 | 0 | 3 | 0 | 0 | 4 | 0 | 0 | 0 | 0 | 0 | 0 | 16 | 52 | 3 | 9 | .250 | .308 | .333 | .641 | .000 | .083 | .000 | 7.69 | 0.00 | 0.00 | 0.00 | |
| 1888 | St. Louis Browns | MLB | MLB | SL4 | - | 19 | P | 56 | 196 | 27 | 50 | 7 | 0 | 2 | 28 | 9 | 0 | 18 | 0 | 2 | 0 | 0 | 0 | 0 | 63 | 216 | 9 | 41 | .255 | .324 | .321 | .645 | .000 | .066 | .000 | 8.33 | 0.00 | 0.00 | 98.00 | |
| 1889 | St. Louis Browns | MLB | MLB | SL4 | - | 20 | P-OF | 13 | 52 | 6 | 13 | 1 | 1 | 1 | 10 | 1 | 0 | 2 | 11 | 0 | 0 | 0 | 0 | 0 | 19 | 54 | 3 | 10 | .250 | .278 | .365 | .643 | .000 | .115 | .000 | 3.70 | 20.37 | 5.50 | 52.00 | |
| Tot: | MLB (4 yrs) | MLB | 125 | 446 | 56 | 110 | 14 | 3 | 3 | 58 | 12 | 0 | 35 | 11 | 2 | 0 | 0 | 0 | 0 | 139 | 483 | 20 | 90 | .247 | .304 | .312 | .616 | .170 | .065 | .248 | 7.25 | 2.28 | 0.31 | 148.67 | ||||||
| Tot: | MLB (4 yrs) | MLB | 125 | 446 | 56 | 110 | 14 | 3 | 3 | 58 | 12 | 0 | 35 | 11 | 2 | 0 | 0 | 0 | 0 | 139 | 483 | 20 | 90 | .247 | .304 | .312 | .616 | .170 | .065 | .248 | 7.25 | 2.28 | 0.31 | 148.67 | ||||||
| Avg: | MLB - 162 game avg | MLB | 162 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 |
| Strikeouts | Walks | Hittable | SO/BB | vs Power | Durability | Team Success |
| 32 | 81 | 48 | 59 | 48 | 63 | .680 |