| Season | Team | League | GP | G | A | TP | PIM |
| 2006-2007 | HC Luzern U17 | U17-Top | 1 | 1 | 0 | 1 | 0 |
| 2008-2009 | Team Moskva U15 | Districts Cup U15 | 5 | 4 | 2 | 6 | 4 |
| 2009-2010 | Windy City Storm 16U AAA | T1EHL 16U | 38 | 44 | 43 | 87 | 56 |
| 2010-2011 | Sarnia Sting | OHL | 68 | 31 | 52 | 83 | 52 |
| 2011-2012 | Sarnia Sting | OHL | 2 | 0 | 0 | 0 | 0 |
| Team Orange | USA-S17 | - | - | - | - | - | |
| USA U18 | Hlinka Gretzky Cup | 4 | 3 | 1 | 4 | 12 | |
| 2012-2013 | Sarnia Sting | OHL | 33 | 27 | 34 | 61 | 22 |
| Montréal Canadiens | NHL | 48 | 9 | 18 | 27 | 20 | |
| USA U20 | WJC-20 | 7 | 2 | 6 | 8 | 4 | |
| USA | WC | 4 | 2 | 0 | 2 | 0 | |
| 2013-2014 | Montréal Canadiens | NHL | 65 | 13 | 18 | 31 | 26 |
| 2014-2015 | Montréal Canadiens | NHL | 80 | 20 | 26 | 46 | 39 |
| 2015-2016 | Montréal Canadiens | NHL | 82 | 30 | 26 | 56 | 20 |
| 2016-2017 | Montréal Canadiens | NHL | 61 | 17 | 27 | 44 | 24 |
| 2017-2018 | Montréal Canadiens | NHL | 82 | 19 | 32 | 51 | 22 |
| 2018-2019 | Arizona Coyotes | NHL | 72 | 19 | 22 | 41 | 34 |
| 2019-2020 | Pittsburgh Penguins | NHL | 45 | 5 | 12 | 17 | 10 |
| Minnesota Wild | NHL | 14 | 3 | 4 | 7 | 6 | |
| 2020-2021 | Ottawa Senators | NHL | 8 | 1 | 0 | 1 | 6 |
| Toronto Maple Leafs | NHL | 26 | 4 | 8 | 12 | 14 | |
| Toronto Marlies | AHL | 6 | 2 | 6 | 8 | 2 | |
| 2021-2022 | Arizona Coyotes | NHL | 60 | 6 | 15 | 21 | 32 |
| USA | WC | 10 | 1 | 4 | 5 | 6 | |
| 2022-2023 | Colorado Avalanche | NHL | 11 | 0 | 0 | 0 | 4 |
| Colorado Eagles | AHL | 42 | 16 | 26 | 42 | 22 | |
| 2023-2024 | SKA St. Petersburg | KHL | 61 | 16 | 26 | 42 | 42 |
| 2024-2025 | Amur Khabarovsk | KHL | 59 | 20 | 18 | 38 | 24 |
| 2025-2026 | Amur Khabarovsk | KHL | - | - | - | - | - |