| 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 |
| 1955 | Chicago Cubs | NL | MLB | CHN | 45 | 20 | 0 | 0 | 5.40 | 11 | 0 | 0 | 0 | 11 | 6 | 0 | 18.1 | 20 | 11 | 11 | 2 | 5 | 11 | 1 | 0 | 1 | 1.36 | 9.82 | 0.98 | 2.45 | 5.40 | 5.40 | 2.20 |
| 1956 | Chicago Cubs | NL | MLB | CHN | 45 | 21 | 4 | 9 | 3.59 | 27 | 22 | 5 | 1 | 5 | 2 | 0 | 150.1 | 144 | 69 | 60 | 15 | 52 | 74 | 3 | 0 | 1 | 1.30 | 8.62 | 0.90 | 3.11 | 4.43 | 4.13 | 1.42 |
| 1957 | Chicago Cubs | NL | MLB | CHN | 45 | 22 | 2 | 6 | 5.00 | 20 | 13 | 1 | 0 | 7 | 4 | 0 | 72.0 | 91 | 48 | 40 | 4 | 28 | 23 | 2 | 0 | 0 | 1.65 | 11.38 | 0.50 | 3.50 | 2.88 | 6.00 | 0.82 |
| Tot: | MLB (3 yrs) | MLB | 6 | 15 | 4.15 | 58 | 35 | 6 | 1 | 12 | 23 | 0 | 240.2 | 255 | 128 | 111 | 21 | 85 | 108 | 6 | 0 | 2 | 1.41 | 9.54 | 0.79 | 3.18 | 4.04 | 4.79 | 1.27 | ||||
| Tot: | NL (3 yrs) | NL | 6 | 15 | 4.15 | 58 | 35 | 6 | 1 | 12 | 23 | 0 | 240.2 | 255 | 128 | 111 | 21 | 85 | 108 | 6 | 0 | 2 | 1.41 | 9.54 | 0.79 | 3.18 | 4.04 | 4.79 | 1.27 | ||||
| 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 |
| 1955 | Chicago Cubs | NL | MLB | CHN | 45 | 20 | P | 11 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | .000 | .000 | .000 | .000 | .000 | .000 | .000 | 0.00 | 50.00 | 0.00 | 0.00 | |
| 1956 | Chicago Cubs | NL | MLB | CHN | 45 | 21 | P | 27 | 47 | 1 | 2 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 30 | 0 | 0 | 1 | 0 | 0 | 2 | 48 | 0 | 2 | .043 | .042 | .043 | .085 | .000 | .000 | .111 | 0.00 | 62.50 | 0.00 | 0.00 | |
| 1957 | Chicago Cubs | NL | MLB | CHN | 45 | 22 | P | 20 | 19 | 1 | 2 | 0 | 0 | 0 | 1 | 0 | 0 | 1 | 7 | 0 | 0 | 1 | 0 | 0 | 2 | 21 | 0 | 2 | .105 | .143 | .105 | .248 | .053 | .000 | .154 | 4.76 | 33.33 | 7.00 | 0.00 | |
| Tot: | MLB (3 yrs) | MLB | 58 | 68 | 2 | 4 | 0 | 0 | 0 | 2 | 0 | 0 | 1 | 38 | 0 | 0 | 2 | 0 | 0 | 4 | 71 | 0 | 4 | .059 | .070 | .059 | .129 | .015 | .000 | .125 | 1.41 | 53.52 | 38.00 | |||||||
| Tot: | NL (3 yrs) | NL | 58 | 68 | 2 | 4 | 0 | 0 | 0 | 2 | 0 | 0 | 1 | 38 | 0 | 0 | 2 | 0 | 0 | 4 | 71 | 0 | 4 | .059 | .070 | .059 | .129 | .015 | .000 | .125 | 1.41 | 53.52 | 38.00 | |||||||
| Avg: | MLB - 162 game avg | MLB | 162 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 |
| Strikeouts | Walks | Hittable | SO/BB | vs Power | Durability | Team Success |
| 46 | 70 | 34 | 59 | 34 | 50 | .421 |