

| Regular Season | Playoffs | |||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Season | League | Team | GP | G | A | Pts | PIM | +/- | GP | G | A | Pts | PIM | +/- |
| 2009-10 | AHL | Peoria | 70 | 18 | 39 | 57 | 84 | -1 | -- | -- | -- | -- | -- | -- |
| 2009-10 | NHL | St. Louis Blues | 7 | 2 | 0 | 2 | 4 | 2 | -- | -- | -- | -- | -- | -- |
| 2010-11 | NHL | Montréal Canadiens | 77 | 7 | 10 | 17 | 48 | -4 | 7 | 0 | 2 | 2 | 4 | 1 |
| 2011-12 | NHL | Montréal Canadiens | 79 | 16 | 12 | 28 | 66 | -5 | -- | -- | -- | -- | -- | -- |
| 2012-13 | NHL | Montréal Canadiens | 46 | 8 | 22 | 30 | 45 | 8 | 1 | 0 | 0 | 0 | 0 | 0 |
| 2013-14 | NHL | Montréal Canadiens | 77 | 12 | 14 | 26 | 68 | -15 | 17 | 5 | 8 | 13 | 18 | 6 |
| 2014-15 | NHL | Montréal Canadiens | 77 | 15 | 12 | 27 | 42 | -6 | 12 | 1 | 2 | 3 | 4 | 0 |
| 2015-16 | NHL | Montréal Canadiens | 79 | 13 | 13 | 26 | 28 | -13 | -- | -- | -- | -- | -- | -- |
| 2016-17 | NHL | Washington Capitals | 81 | 12 | 13 | 25 | 36 | 15 | 13 | 0 | 5 | 5 | 10 | -2 |
| 2017-18 | NHL | Washington Capitals | 81 | 18 | 20 | 38 | 38 | -6 | 24 | 7 | 11 | 18 | 18 | 6 |
| 2018-19 | NHL | Washington Capitals | 81 | 13 | 23 | 36 | 37 | -1 | 7 | 1 | 2 | 3 | 2 | -1 |
| 2019-20 | NHL | Washington Capitals | 69 | 16 | 23 | 39 | 48 | 3 | 5 | 0 | 1 | 1 | 2 | -5 |
| 2020-21 | NHL | Washington Capitals | 44 | 8 | 15 | 23 | 21 | -1 | 4 | 0 | 1 | 1 | 0 | 0 |
| 2021-22 | NHL | Washington Capitals | 72 | 13 | 18 | 31 | 40 | -4 | 6 | 1 | 2 | 3 | 0 | -4 |
| 2022-23 | NHL | Washington Capitals | 60 | 7 | 9 | 16 | 36 | -1 | -- | -- | -- | -- | -- | -- |
| 2022-23 | NHL | Colorado Avalanche | 24 | 3 | 4 | 7 | 10 | 4 | 7 | 0 | 0 | 0 | 0 | -1 |
| 2023-24 | NHL | Pittsburgh Penguins | 82 | 15 | 16 | 31 | 32 | -1 | -- | -- | -- | -- | -- | -- |
| 2024-25 | NHL | Pittsburgh Penguins | 17 | 4 | 3 | 7 | 10 | -4 | -- | -- | -- | -- | -- | -- |
| 2024-25 | NHL | Washington Capitals | 63 | 6 | 9 | 15 | 26 | -1 | 9 | 0 | 1 | 1 | 2 | -1 |
| 2025-26 | NHL | Ottawa Senators | 51 | 3 | 8 | 11 | 10 | 3 | -- | -- | -- | -- | -- | -- |
| NHL TOTALS | 1167 | 191 | 244 | 435 | 645 | -27 | 112 | 15 | 35 | 50 | 60 | -1 | ||
| Year | Tournament | Team | GP | G | A | Pts | PIM | +/- |
|---|---|---|---|---|---|---|---|---|
| 2008 | World Junior U-20 Championships | Team Denmark | 6 | 3 | 3 | 6 | 37 | 0 |
| 2008 | IIHF World Championship | Team Denmark | 6 | 0 | 2 | 2 | 0 | 0 |
| 2010 | IIHF World Championship | Team Denmark | 7 | 2 | 3 | 5 | 8 | 0 |
| 2012 | IIHF World Championship | Team Denmark | 7 | 3 | 2 | 5 | 14 | -2 |
| 2016 | IIHF World Championship | Team Denmark | 8 | 1 | 5 | 6 | 12 | -2 |
| 2019 | IIHF World Championship | Team Denmark | 3 | 2 | 3 | 5 | 6 | 2 |
| 2026 | Olympics | Team Denmark | 4 | 0 | 1 | 1 | 6 | -3 |
| Season | League | Award |
|---|---|---|
| 2017-18 | NHL | Stanley Cup |