| Position | R |
| Birth city | Havirov, undefined, CZE |
| Birth date | 1996-05-25 (30) |
| Height | 6'0'' |
| weight (lb) | 199 |
| Drafted | pick 25 round 1 by BOS in 2014 |
season | L | T. | GP | G | A | PTS | +/- | pim |
|---|---|---|---|---|---|---|---|---|
| 2014-15 | NHL | Boston Bruins | 46 | 10 | 17 | 27 | 12 | 8 |
| 2015-16 | NHL | Boston Bruins | 51 | 15 | 11 | 26 | 3 | 20 |
| 2016-17 | NHL | Boston Bruins | 75 | 34 | 36 | 70 | 11 | 34 |
| 2017-18 | NHL | Boston Bruins | 82 | 35 | 45 | 80 | 10 | 37 |
| 2018-19 | NHL | Boston Bruins | 66 | 38 | 43 | 81 | 6 | 32 |
| 2019-20 | NHL | Boston Bruins | 70 | 48 | 47 | 95 | 21 | 40 |
| 2020-21 | NHL | Boston Bruins | 48 | 20 | 28 | 48 | 10 | 24 |
| 2021-22 | NHL | Boston Bruins | 72 | 40 | 37 | 77 | 13 | 20 |
| 2022-23 | NHL | Boston Bruins | 82 | 61 | 52 | 113 | 34 | 38 |
| 2023-24 | NHL | Boston Bruins | 82 | 47 | 63 | 110 | 21 | 47 |
| 2024-25 | NHL | Boston Bruins | 82 | 43 | 63 | 106 | 0 | 42 |
| 2025-26 | NHL | Boston Bruins | 77 | 29 | 71 | 100 | 4 | 72 |
| 2026-27 | NHL | Boston Bruins | 6 | 2 | 5 | 7 | 1 | 0 |
| NHL Total | 839 | 422 | 518 | 940 | 146 | 414 | ||
season | L | T. | GP | G | A | PTS | +/- | pim |
|---|---|---|---|---|---|---|---|---|
| 2016-17 | NHL | Boston Bruins | 6 | 2 | 2 | 4 | 1 | 6 |
| 2017-18 | NHL | Boston Bruins | 12 | 6 | 14 | 20 | 2 | 8 |
| 2018-19 | NHL | Boston Bruins | 24 | 9 | 10 | 19 | 0 | 4 |
| 2019-20 | NHL | Boston Bruins | 10 | 3 | 7 | 10 | -3 | 2 |
| 2020-21 | NHL | Boston Bruins | 11 | 7 | 8 | 15 | 3 | 8 |
| 2021-22 | NHL | Boston Bruins | 7 | 3 | 3 | 6 | 1 | 2 |
| 2022-23 | NHL | Boston Bruins | 7 | 5 | 0 | 5 | -2 | 2 |
| 2023-24 | NHL | Boston Bruins | 13 | 4 | 4 | 8 | 0 | 25 |
| 2025-26 | NHL | Boston Bruins | 6 | 3 | 4 | 7 | -7 | 8 |
| NHL Total | 96 | 42 | 52 | 94 | -5 | 65 | ||