
| 2005-06 | WBAAA2 | Winnipeg Hawks Bantam AAA Div 2 | 29 | 20 | 34 | 54 | - | - | - | 14 |
| 2006-07 | WBAAA | Winnipeg Hawks Bantam AAA | 30 | 34 | 23 | 57 | 0 | - | - | 20 |
| 2007-08 | MMHL | Wpg. Thrashers | 40 | 22 | 31 | 53 | - | - | - | 28 |
| 2008-09 | WHL | Brandon | 56 | 17 | 22 | 39 | -5 | - | - | 27 |
| 2009-10 | WHL | Brandon | 39 | 11 | 17 | 28 | 13 | - | - | 25 |
| 2010-11 | WHL | Brandon | 71 | 37 | 69 | 106 | 14 | - | - | 28 |
| 2011-12 | WHL | Brandon | 66 | 41 | 82 | 123 | 45 | - | - | 22 |
| 2012-13 | NHL | Ottawa Senators | 4 | 0 | 0 | 0 | -1 | 3 | 0.0% | 2 |
| 2012-13 | AHL | Binghamton | 54 | 15 | 23 | 38 | 21 | 85 | 17.7% | 14 |
| 2013-14 | NHL | Ottawa Senators | 19 | 4 | 4 | 8 | 5 | 36 | 11.1% | 4 |
| 2013-14 | AHL | Binghamton | 37 | 15 | 26 | 41 | 5 | 76 | 19.7% | 6 |
| 2014-15 | NHL | Ottawa Senators | 80 | 26 | 38 | 64 | 21 | 157 | 16.6% | 14 |
| 2015-16 | NHL | Ottawa Senators | 75 | 23 | 38 | 61 | -4 | 151 | 15.2% | 38 |
| 2016-17 | NHL | Ottawa Senators | 71 | 22 | 32 | 54 | 12 | 134 | 16.4% | 25 |
| 2017-18 | NHL | Ottawa Senators | 58 | 20 | 42 | 62 | 9 | 132 | 15.2% | 10 |
| 2018-19 | NHL | Ottawa Senators | 59 | 28 | 34 | 62 | 13 | 145 | 19.3% | 22 |
| 2018-19 | NHL | Vegas Golden Knights | 18 | 5 | 6 | 11 | 4 | 54 | 9.3% | 5 |
| 2019-20 | NHL | Vegas Golden Knights | 65 | 21 | 42 | 63 | 15 | 168 | 12.5% | 27 |
| 2020-21 | NHL | Vegas Golden Knights | 55 | 21 | 40 | 61 | 26 | 98 | 21.4% | 28 |
| 2021-22 | NHL | Vegas Golden Knights | 37 | 9 | 21 | 30 | 7 | 71 | 12.7% | 8 |
| 2022-23 | NHL | Vegas Golden Knights | 43 | 17 | 21 | 38 | 11 | 113 | 15.0% | 10 |
| 2023-24 | NHL | Vegas Golden Knights | 56 | 16 | 37 | 53 | 1 | 117 | 13.7% | 22 |
| 2024-25 | NHL | Vegas Golden Knights | 66 | 19 | 48 | 67 | 22 | 131 | 14.5% | 14 |
| 2025-26 | NHL | Vegas Golden Knights | 25 | 13 | 21 | 34 | 6 | 61 | 21.3% | 2 |
| NHL Totals | – | 731 | 244 | 424 | 668 | 147 | 1571 | 15.5% | 231 | |
| AHL Totals | – | 91 | 30 | 49 | 79 | 26 | 161 | 18.6% | 20 | |
| Juniors Totals | – | 232 | 106 | 190 | 296 | 67 | - | - | 102 | |
| 2007-08 | MMHL | Wpg. Thrashers | 9 | 7 | 7 | 14 | 0 | 0 | 0.0% | 2 |
| 2007-08 | Tel-Cup | Wpg. Thrashers | 7 | 8 | 5 | 13 | 0 | 0 | 0.0% | 4 |
| 2008-09 | WHL | Brandon | 12 | 1 | 3 | 4 | 4 | - | - | 4 |
| 2009-10 | WHL | Brandon | 15 | 1 | 3 | 4 | 1 | - | - | 4 |
| 2009-10 | M-Cup | Brandon | 5 | 0 | 0 | 0 | -3 | - | - | 5 |
| 2010-11 | WHL | Brandon | 6 | 1 | 9 | 10 | -1 | - | - | 4 |
| 2011-12 | NHL | Ottawa Senators | 1 | 0 | 1 | 1 | 1 | 0 | 0.0% | 0 |
| 2011-12 | WHL | Brandon | 8 | 2 | 4 | 6 | 3 | - | - | 6 |
| 2012-13 | NHL | Ottawa Senators | 1 | 0 | 0 | 0 | 0 | 2 | 0.0% | 0 |
| 2012-13 | AHL | Binghamton | 3 | 1 | 2 | 3 | 1 | 6 | 16.7% | 0 |
| 2013-14 | AHL | Binghamton | 4 | 1 | 3 | 4 | 2 | 5 | 20.0% | 0 |
| 2014-15 | NHL | Ottawa Senators | 6 | 0 | 4 | 4 | 0 | 9 | 0.0% | 2 |
| 2016-17 | NHL | Ottawa Senators | 19 | 5 | 3 | 8 | 5 | 43 | 11.6% | 20 |
| 2018-19 | NHL | Vegas Golden Knights | 7 | 6 | 6 | 12 | 2 | 16 | 37.5% | 2 |
| 2019-20 | NHL | Vegas Golden Knights | 20 | 7 | 10 | 17 | -1 | 41 | 17.1% | 6 |
| 2020-21 | NHL | Vegas Golden Knights | 19 | 5 | 3 | 8 | 2 | 32 | 15.6% | 0 |
| 2022-23 | NHL | Vegas Golden Knights | 22 | 11 | 13 | 24 | 5 | 49 | 22.4% | 8 |
| 2023-24 | NHL | Vegas Golden Knights | 7 | 3 | 0 | 3 | -2 | 10 | 30.0% | 2 |
| 2024-25 | NHL | Vegas Golden Knights | 10 | 4 | 4 | 8 | -4 | 21 | 19.0% | 0 |
| NHL Totals | – | 112 | 41 | 44 | 85 | 8 | 223 | 18.4% | 40 | |
| AHL Totals | – | 7 | 2 | 5 | 7 | 3 | 11 | 18.2% | 0 | |
| Juniors Totals | – | 41 | 5 | 19 | 24 | 7 | - | - | 18 | |
| Season | Opponent | Date | G | A | P | +/- | PIM | PPG | SHG | S | Shifts | TOI |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Regular | @ WPG | Jan 6 | 1 | 0 | 1 | 0 | 2 | 1 | 0 | 2 | 23 | 22:03 |
| Regular | @ CHI | Jan 4 | 1 | 0 | 1 | -1 | 0 | 0 | 0 | 2 | 20 | 19:56 |
| Regular | @ STL | Jan 2 | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 2 | 19 | 17:55 |
| Regular | vs NSH | Dec 31 | 1 | 0 | 1 | -1 | 0 | 1 | 0 | 2 | 24 | 21:33 |
| Regular | vs MIN | Dec 29 | 1 | 0 | 1 | 2 | 0 | 0 | 0 | 3 | 19 | 20:15 |
| Year | Award |
|---|---|
| 2022-23 | Stanley Cup |