| Season | Team | League | GP | G | A | TP | PIM | Playoffs | GP | G | A | TP | PIM | |
| 2008-2009 | Toronto Marlboros U16 AAA | GTHL U16 | 73 | 39 | 54 | 93 | 80 | | | ||||||
| Toronto Marlboros U16 AAA | OHL Cup | 7 | 3 | 2 | 5 | 2 | | | |||||||
| 2009-2010 | Georgetown Raiders | OJHL | 56 | 20 | 31 | 51 | 22 | | | Playoffs | 11 | 4 | 2 | 6 | 2 |
| 2010-2011 | Georgetown Raiders | OJHL | 37 | 21 | 33 | 54 | 42 | | | Playoffs | 5 | 1 | 3 | 4 | 0 |
| Canada East U19 | WJAC-19 | 5 | 3 | 4 | 7 | 2 | | | |||||||
| 2011-2012 | Boston Univ. | NCAA | 36 | 2 | 10 | 12 | 24 | | | ||||||
| 2012-2013 | Boston Univ. | NCAA | 38 | 14 | 20 | 34 | 28 | | | ||||||
| 2013-2014 | Boston Univ. | NCAA | 31 | 5 | 9 | 14 | 20 | | | ||||||
| 2014-2015 | Boston Univ. | NCAA | 41 | 21 | 40 | 61 | 31 | | | ||||||
| 2015-2016 | Buffalo Sabres | NHL | 2 | 1 | 1 | 2 | 0 | | | ||||||
| Rochester Americans | AHL | 72 | 9 | 21 | 30 | 39 | | | |||||||
| 2016-2017 | Buffalo Sabres | NHL | 30 | 4 | 2 | 6 | 4 | | | ||||||
| Rochester Americans | AHL | 48 | 9 | 21 | 30 | 27 | | | |||||||
| 2017-2018 | Buffalo Sabres | NHL | 48 | 7 | 18 | 25 | 14 | | | ||||||
| Rochester Americans | AHL | 8 | 5 | 5 | 10 | 2 | | | |||||||
| 2018-2019 | Buffalo Sabres | NHL | 74 | 9 | 20 | 29 | 25 | | | ||||||
| 2019-2020 | Buffalo Sabres | NHL | 38 | 5 | 4 | 9 | 10 | | | ||||||
| Pittsburgh Penguins | NHL | 7 | 1 | 0 | 1 | 4 | | | |||||||
| 2020-2021 | Pittsburgh Penguins | NHL | 35 | 7 | 7 | 14 | 6 | | | Playoffs | 2 | 0 | 1 | 1 | 0 |
| 2021-2022 | Pittsburgh Penguins | NHL | 82 | 19 | 24 | 43 | 14 | | | Playoffs | 7 | 3 | 2 | 5 | 4 |
| 2022-2023 | Colorado Avalanche | NHL | 69 | 16 | 23 | 39 | 30 | | | Playoffs | 7 | 1 | 4 | 5 | 2 |
| 2023-2024 | Florida Panthers | NHL | 80 | 12 | 27 | 39 | 34 | | | Playoffs | 24 | 7 | 8 | 15 | 4 |
| 2024-2025 | Florida Panthers | NHL | 20 | 5 | 5 | 10 | 6 | | |