| 2011-12 | USHL | Dubuque Fighting Saints | 5 | 0 | 4 | 4 | 0 | 3 | -- | -- | -- | -- | -- | -- |
| 2012-13 | USHL | Dubuque Fighting Saints | 16 | 1 | 8 | 9 | 0 | 8 | 11 | 4 | 2 | 6 | 2 | 3 |
| 2013-14 | USHL | Dubuque Fighting Saints | 56 | 25 | 19 | 44 | 12 | 16 | 7 | 1 | 2 | 3 | 5 | 3 |
| 2014-15 | NCAA | Univ. of Minnesota-Duluth | 40 | 8 | 10 | 18 | 8 | 1 | -- | -- | -- | -- | -- | -- |
| 2015-16 | NCAA | Univ. of Minnesota-Duluth | 40 | 12 | 8 | 20 | 10 | 19 | -- | -- | -- | -- | -- | -- |
| 2016-17 | NCAA | Univ. of Minnesota-Duluth | 42 | 6 | 16 | 22 | 11 | 18 | -- | -- | -- | -- | -- | -- |
| 2017-18 | NCAA | Univ. of Minnesota-Duluth | 44 | 13 | 7 | 20 | 18 | 2 | -- | -- | -- | -- | -- | -- |
| 2017-18 | AHL | Providence Bruins | 2 | 0 | 1 | 1 | 2 | 0 | 1 | 0 | 1 | 1 | 0 | 1 |
| 2018-19 | AHL | Providence Bruins | 58 | 12 | 18 | 30 | 8 | 23 | -- | -- | -- | -- | -- | -- |
| 2018-19 | NHL | Boston Bruins | 11 | 3 | 2 | 5 | 2 | 5 | 8 | 1 | 2 | 3 | 0 | 1 |
| 2019-20 | AHL | Providence Bruins | 9 | 4 | 1 | 5 | 0 | 4 | -- | -- | -- | -- | -- | -- |
| 2019-20 | NHL | Boston Bruins | 25 | 1 | 5 | 6 | 13 | 3 | 5 | 0 | 0 | 0 | 0 | -2 |
| 2020-21 | AHL | Providence Bruins | 5 | 3 | 0 | 3 | 2 | 6 | -- | -- | -- | -- | -- | -- |
| 2020-21 | NHL | Boston Bruins | 20 | 2 | 0 | 2 | 0 | -6 | 3 | 0 | 1 | 1 | 2 | -2 |
| 2021-22 | NHL | Boston Bruins | 19 | 1 | 1 | 2 | 0 | 0 | -- | -- | -- | -- | -- | -- |
| 2021-22 | NHL | Seattle Kraken | 25 | 2 | 6 | 8 | 6 | -2 | -- | -- | -- | -- | -- | -- |
| 2022-23 | NHL | Seattle Kraken | 14 | 1 | 2 | 3 | 0 | 3 | -- | -- | -- | -- | -- | -- |
| 2022-23 | NHL | Winnipeg Jets | 33 | 2 | 2 | 4 | 8 | -7 | 1 | 0 | 0 | 0 | 2 | 0 |
| 2023-24 | AHL | Bridgeport Islanders | 72 | 12 | 10 | 22 | 14 | -29 | -- | -- | -- | -- | -- | -- |
| 2024-25 | SM-Liiga | Rauman Lukko | 60 | 21 | 25 | 46 | 16 | 7 | 11 | 1 | 2 | 3 | 2 | 2 |
| 2025-26 | SHL | Rögle BK | 52 | 13 | 12 | 25 | 8 | 7 | -- | -- | -- | -- | -- | -- |
| NHL TOTALS | 147 | 12 | 18 | 30 | 29 | -4 | 17 | 1 | 3 | 4 | 4 | -3 |