| Regular Season | Playoffs | |||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Season | Team | Lge | GP | G | A | Pts | PIM | +/- | GP | G | A | Pts | PIM | |
| 2015-16 | U.S. National Under-18 Team | USHL | 2 | 2 | 0 | 2 | 2 | 1 | -- | -- | -- | -- | -- | |
| 2016-17 | Green Bay Gamblers | USHL | 24 | 13 | 17 | 30 | 2 | 3 | -- | -- | -- | -- | -- | |
| 2017-18 | U. of Minnesota | Big-10 | 34 | 11 | 19 | 30 | 10 | 4 | ||||||
| 2017-18 | Buffalo Sabres | NHL | 6 | 1 | 4 | 5 | 2 | 1 | -- | -- | -- | -- | -- | |
| 2018-19 | Buffalo Sabres | NHL | 77 | 12 | 13 | 25 | 10 | -19 | -- | -- | -- | -- | -- | |
| 2019-20 | Buffalo Sabres | NHL | 31 | 4 | 5 | 9 | 2 | -5 | -- | -- | -- | -- | -- | |
| 2019-20 | Rochester Americans | AHL | 36 | 9 | 16 | 25 | 6 | -15 | ||||||
| 2020-21 | Buffalo Sabres | NHL | 41 | 10 | 12 | 22 | 10 | -10 | -- | -- | -- | -- | -- | |
| 2021-22 | Buffalo Sabres | NHL | 40 | 6 | 13 | 19 | 4 | -14 | -- | -- | -- | -- | -- | |
| 2022-23 | Buffalo Sabres | NHL | 82 | 15 | 44 | 59 | 22 | -8 | -- | -- | -- | -- | -- | |
| 2023-24 | Buffalo Sabres* | NHL | 62 | 14 | 33 | 47 | 28 | 12 | ||||||
| 2023-24 | Colorado Avalanche | NHL | 17 | 4 | 5 | 9 | 2 | -3 | ||||||
| NHL Totals | 356 | 66 | 129 | 195 | 80 | |||||||||
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| Year | Tournament | Team | GP | G | A | Pts | PIM | +/- | |
| 2018 | World Junior U-20 Championships | USA U-20 | 7 | 4 | 7 | 11 | 2 | 8 | |
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