| Season | Team | League | GP | G | A | TP | PIM | Playoffs | GP | G | A | TP | PIM | |
| 2010-2011 | St. Louis Jr. Blues | QC Int PW | 4 | 7 | 1 | 8 | 2 | | | ||||||
| 2013-2014 | St. Louis AAA Blues 16U AAA | T1EHL 16U | 37 | 11 | 19 | 30 | 30 | | | ||||||
| 2014-2015 | USNTDP Juniors | USHL | 35 | 3 | 2 | 5 | 30 | | | ||||||
| U.S. National U17 Team | NTDP | 55 | 5 | 9 | 14 | 42 | | | |||||||
| USA U17 | WHC-17 | 6 | 1 | 0 | 1 | 4 | | | |||||||
| 2015-2016 | USNTDP Juniors | USHL | 23 | 4 | 10 | 14 | 23 | | | ||||||
| U.S. National U18 Team | NTDP | 61 | 20 | 20 | 40 | 73 | | | |||||||
| USA U18 | WJC-18 | 7 | 4 | 3 | 7 | 4 | | | |||||||
| 2016-2017 | Univ. of Wisconsin | NCAA | 30 | 15 | 18 | 33 | 32 | | | ||||||
| 2017-2018 | Univ. of Wisconsin | NCAA | 36 | 17 | 15 | 32 | 26 | | | ||||||
| Providence Bruins | AHL | 13 | 5 | 3 | 8 | 11 | | | Playoffs | 3 | 0 | 1 | 1 | 0 | |
| USA U20 | WJC-20 | 7 | 5 | 0 | 5 | 2 | | | |||||||
| 2018-2019 | Boston Bruins | NHL | 15 | 0 | 0 | 0 | 15 | | | ||||||
| Providence Bruins | AHL | 55 | 14 | 11 | 25 | 67 | | | Playoffs | 4 | 0 | 2 | 2 | 2 | |
| 2019-2020 | Boston Bruins | NHL | 2 | 0 | 0 | 0 | 0 | | | ||||||
| Providence Bruins | AHL | 59 | 8 | 24 | 32 | 148 | | | |||||||
| 2020-2021 | Boston Bruins | NHL | 42 | 4 | 1 | 5 | 65 | | | ||||||
| 2021-2022 | Boston Bruins | NHL | 60 | 8 | 10 | 18 | 57 | | | Playoffs | 4 | 0 | 0 | 0 | 16 |
| 2022-2023 | Boston Bruins | NHL | 79 | 17 | 14 | 31 | 57 | | | Playoffs | 5 | 0 | 0 | 0 | 10 |
| 2023-2024 | Boston Bruins | NHL | 82 | 18 | 22 | 40 | 69 | | | Playoffs | 13 | 3 | 2 | 5 | 20 |
| 2024-2025 | Boston Bruins | NHL | 55 | 8 | 7 | 15 | 44 | | |