| 2008-09 | USHL | Sioux Falls | 55 | 0 | 11 | 11 | 30 | 12 | 4 | 0 | 1 | 1 | 4 | -4 |
| 2009-10 | USHL | Sioux Falls | 59 | 5 | 17 | 22 | 55 | 20 | 3 | 0 | 1 | 1 | 2 | -1 |
| 2012-13 | NHL | Buffalo Sabres | 7 | 0 | 0 | 0 | 0 | 0 | -- | -- | -- | -- | -- | -- |
| 2013-14 | AHL | Rochester Americans | 47 | 4 | 24 | 28 | 22 | -1 | 5 | 2 | 3 | 5 | 4 | -2 |
| 2013-14 | NHL | Buffalo Sabres | 21 | 0 | 1 | 1 | 2 | -3 | -- | -- | -- | -- | -- | -- |
| 2014-15 | AHL | Rochester Americans | 72 | 10 | 26 | 36 | 22 | -6 | -- | -- | -- | -- | -- | -- |
| 2014-15 | NHL | Buffalo Sabres | 4 | 0 | 1 | 1 | 0 | 3 | -- | -- | -- | -- | -- | -- |
| 2015-16 | AHL | Rochester Americans | 59 | 10 | 16 | 26 | 26 | -19 | -- | -- | -- | -- | -- | -- |
| 2015-16 | NHL | Buffalo Sabres | 1 | 0 | 0 | 0 | 2 | 0 | -- | -- | -- | -- | -- | -- |
| 2016-17 | AHL | Wilkes-Barre/Scranton Penguins | 28 | 4 | 12 | 16 | 12 | 0 | -- | -- | -- | -- | -- | -- |
| 2016-17 | NHL | Pittsburgh Penguins | 34 | 2 | 8 | 10 | 8 | 9 | 6 | 0 | 0 | 0 | 4 | -3 |
| 2017-18 | NHL | Pittsburgh Penguins | 44 | 2 | 3 | 5 | 16 | -8 | 12 | 0 | 0 | 0 | 2 | -2 |
| 2018-19 | AHL | Wilkes-Barre/Scranton Penguins | 5 | 1 | 4 | 5 | 2 | 8 | -- | -- | -- | -- | -- | -- |
| 2018-19 | NHL | Pittsburgh Penguins | 18 | 1 | 1 | 2 | 4 | -9 | -- | -- | -- | -- | -- | -- |
| 2019-20 | NHL | Pittsburgh Penguins | 41 | 2 | 4 | 6 | 12 | 4 | -- | -- | -- | -- | -- | -- |
| 2020-21 | NHL | Pittsburgh Penguins | 17 | 0 | 2 | 2 | 14 | 3 | -- | -- | -- | -- | -- | -- |
| 2021-22 | NHL | Pittsburgh Penguins | 78 | 4 | 9 | 13 | 14 | 2 | 7 | 0 | 0 | 0 | 0 | 2 |
| 2022-23 | NHL | Pittsburgh Penguins | 47 | 1 | 4 | 5 | 18 | -4 | -- | -- | -- | -- | -- | -- |
| 2023-24 | NHL | Pittsburgh Penguins | 47 | 1 | 3 | 4 | 4 | -4 | -- | -- | -- | -- | -- | -- |
| 2023-24 | NHL | New York Rangers | 5 | 0 | 0 | 0 | 0 | -2 | -- | -- | -- | -- | -- | -- |
| 2024-25 | AHL | Hartford Wolf Pack | 50 | 3 | 15 | 18 | 42 | 12 | -- | -- | -- | -- | -- | -- |
| 2024-25 | NHL | New York Rangers | 5 | 0 | 1 | 1 | 0 | 2 | -- | -- | -- | -- | -- | -- |
| NHL TOTALS | 369 | 13 | 37 | 50 | 94 | -7 | 25 | 0 | 0 | 0 | 6 | -3 |