| 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 | Kansas City Athletics | AL | MLB | KC1 | 19 | 25 | 4 | 7 | 5.31 | 31 | 16 | 3 | 1 | 15 | 6 | 0 | 123.2 | 123 | 81 | 73 | 20 | 71 | 68 | 4 | 1 | 0 | 1.57 | 8.95 | 1.46 | 5.17 | 4.95 | 5.89 | 0.96 |
| 1956 | Kansas City Athletics | AL | MLB | KC1 | 19 | 26 | 0 | 1 | 7.20 | 3 | 2 | 0 | 0 | 1 | 0 | 0 | 10.0 | 13 | 13 | 8 | 3 | 4 | 2 | 1 | 0 | 1 | 1.70 | 11.70 | 2.70 | 3.60 | 1.80 | 11.70 | 0.50 |
| 1957 | Baltimore Orioles | AL | MLB | BAL | 16 | 27 | 0 | 5 | 4.50 | 20 | 8 | 1 | 0 | 12 | 4 | 0 | 58.0 | 62 | 34 | 29 | 3 | 31 | 30 | 2 | 2 | 2 | 1.60 | 9.62 | 0.47 | 4.81 | 4.66 | 5.28 | 0.97 |
| 1959 | Chicago Cubs | NL | MLB | CHN | 41 | 29 | 5 | 5 | 4.76 | 18 | 15 | 4 | 2 | 3 | 2 | 0 | 102.0 | 95 | 58 | 54 | 19 | 37 | 56 | 4 | 1 | 1 | 1.29 | 8.38 | 1.68 | 3.26 | 4.94 | 5.12 | 1.51 |
| 1960 | Chicago Cubs | NL | MLB | CHN | 41 | 30 | 0 | 0 | 5.54 | 7 | 1 | 0 | 0 | 6 | 2 | 0 | 13.0 | 16 | 12 | 8 | 1 | 4 | 10 | 3 | 0 | 0 | 1.54 | 11.08 | 0.69 | 2.77 | 6.92 | 8.31 | 2.50 |
| Tot: | MLB (5 yrs) | MLB | 9 | 18 | 5.05 | 79 | 42 | 8 | 3 | 14 | 37 | 0 | 306.2 | 309 | 198 | 172 | 46 | 147 | 166 | 14 | 4 | 4 | 1.49 | 9.07 | 1.35 | 4.31 | 4.87 | 5.81 | 1.13 | ||||
| Tot: | NL (2 yrs) | NL | 5 | 5 | 4.85 | 25 | 16 | 4 | 2 | 4 | 9 | 0 | 115.0 | 111 | 70 | 62 | 20 | 41 | 66 | 7 | 1 | 1 | 1.32 | 8.69 | 1.57 | 3.21 | 5.17 | 5.48 | 1.61 | ||||
| Tot: | AL (3 yrs) | AL | 4 | 13 | 5.17 | 54 | 26 | 4 | 1 | 10 | 28 | 0 | 191.2 | 198 | 128 | 110 | 26 | 106 | 100 | 7 | 3 | 3 | 1.59 | 9.30 | 1.22 | 4.98 | 4.70 | 6.01 | 0.94 | ||||
| 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 | Kansas City Athletics | AL | MLB | KC1 | 19 | 25 | P | 31 | 38 | 1 | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 17 | 0 | 3 | 0 | 0 | 1 | 3 | 42 | 0 | 3 | .079 | .103 | .079 | .182 | .026 | .000 | .143 | 2.38 | 40.48 | 17.00 | 0.00 | |
| 1956 | Kansas City Athletics | AL | MLB | KC1 | 19 | 26 | P | 3 | 3 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | 1 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 4 | 0 | 0 | .000 | .250 | .000 | .250 | .333 | .000 | .000 | 25.00 | 50.00 | 2.00 | 0.00 | |
| 1957 | Baltimore Orioles | AL | MLB | BAL | 16 | 27 | P | 20 | 14 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 8 | 0 | 0 | 0 | 0 | 0 | 0 | 15 | 0 | 0 | .000 | .067 | .000 | .067 | .071 | .000 | .000 | 6.67 | 53.33 | 8.00 | 0.00 | |
| 1959 | Chicago Cubs | NL | MLB | CHN | 41 | 29 | P | 18 | 33 | 2 | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 16 | 0 | 2 | 0 | 0 | 1 | 3 | 38 | 0 | 3 | .091 | .167 | .091 | .258 | .091 | .000 | .176 | 7.89 | 42.11 | 5.33 | 0.00 | |
| 1960 | Chicago Cubs | NL | MLB | CHN | 41 | 30 | P | 7 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | .000 | .000 | .000 | .000 | .000 | .000 | .000 | 0.00 | 0.00 | 0.00 | 0.00 | |
| Tot: | MLB (5 yrs) | MLB | 79 | 88 | 3 | 6 | 0 | 0 | 0 | 2 | 0 | 0 | 6 | 43 | 0 | 6 | 0 | 0 | 2 | 6 | 100 | 0 | 6 | .068 | .128 | .068 | .196 | .068 | .000 | .133 | 6.00 | 43.00 | 7.17 | |||||||
| Tot: | AL (3 yrs) | AL | 54 | 55 | 1 | 3 | 0 | 0 | 0 | 2 | 0 | 0 | 3 | 27 | 0 | 3 | 0 | 0 | 1 | 3 | 61 | 0 | 3 | .055 | .103 | .055 | .158 | .055 | .000 | .107 | 4.92 | 44.26 | 9.00 | |||||||
| Tot: | NL (2 yrs) | NL | 25 | 33 | 2 | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 16 | 0 | 3 | 0 | 0 | 1 | 3 | 39 | 0 | 3 | .091 | .167 | .091 | .258 | .091 | .000 | .176 | 7.69 | 41.03 | 5.33 | |||||||
| Avg: | MLB - 162 game avg | MLB | 162 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 | 🔒 |
| Strikeouts | Walks | Hittable | SO/BB | vs Power | Durability | Team Success |
| 57 | 34 | 48 | 38 | 48 | 39 | .423 |