

| Regular Season | Playoffs | |||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Season | League | Team | GP | G | A | Pts | PIM | +/- | GP | G | A | Pts | PIM | +/- |
| 2013-14 | USHL | USNTDP | 33 | 10 | 16 | 26 | 61 | -6 | -- | -- | -- | -- | -- | -- |
| 2014-15 | USHL | USNTDP | 22 | 5 | 15 | 20 | 16 | 15 | -- | -- | -- | -- | -- | -- |
| 2015-16 | NCAA | Boston Univ. | 39 | 5 | 21 | 26 | 58 | 14 | -- | -- | -- | -- | -- | -- |
| 2016-17 | NCAA | Boston Univ. | 37 | 10 | 21 | 31 | 82 | 11 | -- | -- | -- | -- | -- | -- |
| 2017-18 | NCAA | Boston Univ. | 36 | 13 | 22 | 35 | 52 | 9 | -- | -- | -- | -- | -- | -- |
| 2017-18 | NHL | Minnesota Wild | 6 | 0 | 1 | 1 | 0 | 0 | 5 | 1 | 1 | 2 | 0 | 2 |
| 2018-19 | AHL | Iowa Wild | 5 | 3 | 3 | 6 | 0 | 2 | 11 | 0 | 5 | 5 | 16 | -1 |
| 2018-19 | NHL | Minnesota Wild | 81 | 12 | 12 | 24 | 29 | -12 | -- | -- | -- | -- | -- | -- |
| 2019-20 | NHL | Minnesota Wild | 67 | 8 | 20 | 28 | 54 | 2 | 4 | 0 | 0 | 0 | 8 | -1 |
| 2020-21 | NHL | Minnesota Wild | 56 | 6 | 26 | 32 | 49 | 5 | 7 | 1 | 2 | 3 | 2 | 0 |
| 2021-22 | NHL | Minnesota Wild | 62 | 10 | 17 | 27 | 69 | 26 | 6 | 1 | 1 | 2 | 6 | 0 |
| 2022-23 | NHL | Minnesota Wild | 45 | 2 | 5 | 7 | 26 | -3 | -- | -- | -- | -- | -- | -- |
| 2022-23 | NHL | Buffalo Sabres | 17 | 4 | 0 | 4 | 0 | -3 | -- | -- | -- | -- | -- | -- |
| 2023-24 | NHL | Buffalo Sabres | 67 | 10 | 18 | 28 | 64 | 11 | -- | -- | -- | -- | -- | -- |
| 2024-25 | NHL | Buffalo Sabres | 34 | 3 | 5 | 8 | 45 | -4 | -- | -- | -- | -- | -- | -- |
| 2025-26 | NHL | Buffalo Sabres | 33 | 1 | 4 | 5 | 23 | -9 | -- | -- | -- | -- | -- | -- |
| NHL TOTALS | 468 | 56 | 108 | 164 | 359 | 13 | 22 | 3 | 4 | 7 | 16 | 1 | ||
| Year | Tournament | Team | GP | G | A | Pts | PIM | +/- |
|---|---|---|---|---|---|---|---|---|
| 2017 | World Junior U-20 Championships | Team USA | 7 | 3 | 5 | 8 | 2 | 3 |
| 2017 | IIHF World Championship | Team USA | 8 | 0 | 0 | 0 | 0 | 0 |
| 2018 | Olympics | Team USA | 5 | 1 | 0 | 1 | 10 | -2 |