| 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 |
| 1906 | Cleveland Naps | AL | MLB | - | 23 | 2 | 0 | 1.50 | 2 | 2 | 2 | 0 | 0 | 0 | 0 | 18.0 | 13 | 4 | 3 | 0 | 1 | 9 | 0 | 0 | 0 | 0.78 | 6.50 | 0.00 | 0.50 | 4.50 | 2.00 | 9.00 | |
| 1907 | Cleveland Naps | AL | MLB | - | 24 | 18 | 14 | 2.05 | 38 | 34 | 27 | 4 | 4 | 4 | 1 | 280.1 | 254 | 100 | 64 | 1 | 85 | 110 | 10 | 1 | 10 | 1.21 | 8.15 | 0.03 | 2.73 | 3.53 | 3.21 | 1.29 | |
| 1908 | Cleveland Naps | AL | MLB | - | 25 | 15 | 16 | 2.20 | 38 | 26 | 19 | 3 | 12 | 11 | 0 | 262.0 | 222 | 93 | 64 | 2 | 81 | 146 | 7 | 0 | 3 | 1.16 | 7.63 | 0.07 | 2.78 | 5.02 | 3.19 | 1.80 | |
| 1909 | Cleveland Naps | AL | MLB | - | 26 | 1 | 5 | 2.92 | 12 | 4 | 1 | 0 | 8 | 8 | 1 | 52.1 | 54 | 28 | 17 | 0 | 16 | 15 | 4 | 0 | 1 | 1.34 | 9.29 | 0.00 | 2.75 | 2.58 | 4.82 | 0.94 | |
| Tot: | MLB (4 yrs) | MLB | 36 | 35 | 2.17 | 90 | 66 | 49 | 7 | 23 | 24 | 2 | 612.2 | 543 | 225 | 148 | 3 | 183 | 280 | 21 | 1 | 14 | 1.18 | 7.98 | 0.04 | 2.69 | 4.11 | 3.31 | 1.53 | ||||
| Tot: | AL (4 yrs) | AL | 36 | 35 | 2.17 | 90 | 66 | 49 | 7 | 23 | 24 | 2 | 612.2 | 543 | 225 | 148 | 3 | 183 | 280 | 21 | 1 | 14 | 1.18 | 7.98 | 0.04 | 2.69 | 4.11 | 3.31 | 1.53 | ||||
| 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 |
| 1906 | Cleveland Naps | AL | MLB | - | 23 | P | 2 | 8 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 8 | 0 | 0 | .000 | .000 | .000 | .000 | .000 | .000 | .000 | 0.00 | 0.00 | 0.00 | 0.00 | ||
| 1907 | Cleveland Naps | AL | MLB | - | 24 | P | 38 | 87 | 8 | 14 | 2 | 1 | 0 | 6 | 0 | 0 | 5 | 0 | 0 | 2 | 0 | 0 | 0 | 18 | 94 | 3 | 11 | .161 | .207 | .207 | .414 | .000 | .046 | .000 | 5.32 | 0.00 | 0.00 | 0.00 | ||
| 1908 | Cleveland Naps | AL | MLB | - | 25 | P | 38 | 80 | 4 | 14 | 4 | 1 | 0 | 5 | 0 | 0 | 2 | 0 | 0 | 10 | 0 | 0 | 0 | 20 | 92 | 5 | 9 | .175 | .195 | .250 | .445 | .000 | .075 | .000 | 2.17 | 0.00 | 0.00 | 0.00 | ||
| 1909 | Cleveland Naps | AL | MLB | - | 26 | P | 12 | 15 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 17 | 0 | 0 | .000 | .063 | .000 | .063 | .000 | .000 | .000 | 5.88 | 0.00 | 0.00 | 0.00 | ||
| Tot: | MLB (4 yrs) | MLB | 90 | 190 | 13 | 28 | 6 | 2 | 0 | 11 | 0 | 0 | 8 | 0 | 0 | 13 | 0 | 0 | 0 | 38 | 211 | 8 | 20 | .147 | .182 | .200 | .382 | .095 | .053 | .147 | 3.79 | 0.00 | 0.00 | |||||||
| Tot: | AL (4 yrs) | AL | 90 | 190 | 13 | 28 | 6 | 2 | 0 | 11 | 0 | 0 | 8 | 0 | 0 | 13 | 0 | 0 | 0 | 38 | 211 | 8 | 20 | .147 | .182 | .200 | .382 | .095 | .053 | .147 | 3.79 | 0.00 | 0.00 | |||||||
| Avg: | MLB - 162 game avg | MLB | 162 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 |
| Strikeouts | Walks | Hittable | SO/BB | vs Power | Durability | Team Success |
| 60 | 57 | 56 | 61 | 56 | 57 | .547 |