| 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 |
| 1939 | Chicago Cubs | NL | MLB | CHN | 23 | 21 | 1 | 0 | 0.00 | 4 | 0 | 0 | 0 | 4 | 4 | 0 | 7.2 | 2 | 0 | 0 | 0 | 7 | 3 | 0 | 0 | 0 | 1.17 | 2.35 | 0.00 | 8.22 | 3.52 | 0.00 | 0.43 |
| 1940 | Chicago Cubs | NL | MLB | CHN | 23 | 22 | 13 | 9 | 2.97 | 34 | 20 | 9 | 4 | 14 | 6 | 0 | 172.2 | 172 | 64 | 57 | 5 | 62 | 71 | 0 | 0 | 2 | 1.36 | 8.97 | 0.26 | 3.23 | 3.70 | 3.34 | 1.15 |
| 1941 | Chicago Cubs | NL | MLB | CHN | 23 | 23 | 10 | 8 | 3.15 | 37 | 23 | 10 | 2 | 14 | 10 | 1 | 185.2 | 202 | 84 | 65 | 7 | 59 | 73 | 2 | 0 | 1 | 1.41 | 9.79 | 0.34 | 2.86 | 3.54 | 4.07 | 1.24 |
| 1942 | Chicago Cubs | NL | MLB | CHN | 23 | 24 | 6 | 9 | 4.49 | 32 | 17 | 4 | 1 | 15 | 9 | 1 | 140.1 | 161 | 75 | 70 | 6 | 55 | 46 | 3 | 1 | 1 | 1.54 | 10.33 | 0.38 | 3.53 | 2.95 | 4.81 | 0.84 |
| 1946 | Chicago Cubs | NL | MLB | CHN | 23 | 28 | 0 | 0 | 2.79 | 5 | 0 | 0 | 0 | 5 | 3 | 0 | 9.2 | 10 | 3 | 3 | 0 | 9 | 8 | 0 | 0 | 0 | 1.97 | 9.31 | 0.00 | 8.38 | 7.45 | 2.79 | 0.89 |
| Tot: | MLB (5 yrs) | MLB | 30 | 26 | 3.40 | 112 | 60 | 23 | 7 | 32 | 52 | 2 | 516.0 | 547 | 226 | 195 | 18 | 192 | 201 | 5 | 1 | 4 | 1.43 | 9.54 | 0.31 | 3.35 | 3.51 | 3.94 | 1.05 | ||||
| Tot: | NL (5 yrs) | NL | 30 | 26 | 3.40 | 112 | 60 | 23 | 7 | 32 | 52 | 2 | 516.0 | 547 | 226 | 195 | 18 | 192 | 201 | 5 | 1 | 4 | 1.43 | 9.54 | 0.31 | 3.35 | 3.51 | 3.94 | 1.05 | ||||
| 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 |
| 1939 | Chicago Cubs | NL | MLB | CHN | 23 | 21 | P | 4 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 0 | 0 | .000 | .667 | .000 | .667 | .000 | .000 | .000 | 66.67 | 33.33 | 0.50 | 0.00 | |
| 1940 | Chicago Cubs | NL | MLB | CHN | 23 | 22 | P | 35 | 57 | 4 | 15 | 3 | 0 | 0 | 5 | 2 | 0 | 2 | 9 | 0 | 3 | 0 | 0 | 0 | 18 | 62 | 3 | 12 | .263 | .288 | .316 | .604 | .000 | .053 | .000 | 3.23 | 14.52 | 4.50 | 0.00 | |
| 1941 | Chicago Cubs | NL | MLB | CHN | 23 | 23 | P | 37 | 63 | 7 | 15 | 2 | 0 | 1 | 5 | 0 | 0 | 2 | 10 | 0 | 2 | 0 | 0 | 1 | 20 | 67 | 3 | 12 | .238 | .262 | .317 | .579 | .000 | .079 | .000 | 2.99 | 14.93 | 5.00 | 63.00 | |
| 1942 | Chicago Cubs | NL | MLB | CHN | 23 | 24 | P | 32 | 48 | 4 | 9 | 1 | 0 | 0 | 4 | 0 | 0 | 5 | 2 | 0 | 1 | 0 | 0 | 0 | 10 | 54 | 1 | 8 | .188 | .264 | .208 | .472 | .000 | .020 | .000 | 9.26 | 3.70 | 0.40 | 0.00 | |
| Tot: | MLB (4 yrs) | MLB | 108 | 169 | 16 | 39 | 6 | 0 | 1 | 14 | 2 | 0 | 11 | 22 | 0 | 6 | 0 | 0 | 1 | 48 | 186 | 7 | 32 | .231 | .278 | .284 | .562 | .130 | .053 | .260 | 5.91 | 11.83 | 2.00 | 169.00 | ||||||
| Tot: | NL (4 yrs) | NL | 108 | 169 | 16 | 39 | 6 | 0 | 1 | 14 | 2 | 0 | 11 | 22 | 0 | 6 | 0 | 0 | 1 | 48 | 186 | 7 | 32 | .231 | .278 | .284 | .562 | .130 | .053 | .260 | 5.91 | 11.83 | 2.00 | 169.00 | ||||||
| Avg: | MLB - 162 game avg | MLB | 162 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 |
| Strikeouts | Walks | Hittable | SO/BB | vs Power | Durability | Team Success |
| 52 | 62 | 37 | 56 | 37 | 56 | .493 |