Statistics
Regular Season Stats
| 2005-06 | QJHL | St-Jerome | 51 | 24 | 45 | 69 | - | - | - | 92 |
| 2006-07 | QMJHL | Lewiston | 70 | 39 | 44 | 83 | 37 | - | - | 75 |
| 2007-08 | NHL | St. Louis Blues | 62 | 13 | 14 | 27 | 16 | 68 | 19.1% | 38 |
| 2008-09 | NHL | St. Louis Blues | 81 | 15 | 35 | 50 | 13 | 161 | 9.3% | 50 |
| 2009-10 | NHL | St. Louis Blues | 82 | 20 | 27 | 47 | -10 | 166 | 12.0% | 60 |
| 2010-11 | NHL | St. Louis Blues | 10 | 5 | 2 | 7 | 7 | 29 | 17.2% | 12 |
| 2011-12 | NHL | St. Louis Blues | 57 | 21 | 21 | 42 | 19 | 114 | 18.4% | 28 |
| 2012-13 | NHL | St. Louis Blues | 48 | 10 | 15 | 25 | 0 | 84 | 11.9% | 44 |
| 2013-14 | NHL | Edmonton Oilers | 78 | 28 | 29 | 57 | -16 | 220 | 12.7% | 90 |
| 2014-15 | NHL | Edmonton Oilers | 38 | 5 | 14 | 19 | -17 | 74 | 6.8% | 20 |
| 2014-15 | NHL | Pittsburgh Penguins | 43 | 12 | 10 | 22 | -8 | 122 | 9.8% | 42 |
| 2015-16 | NHL | Pittsburgh Penguins | 43 | 4 | 12 | 16 | -13 | 96 | 4.2% | 28 |
| 2015-16 | NHL | Anaheim Ducks | 28 | 8 | 12 | 20 | 12 | 51 | 15.7% | 34 |
| 2016-17 | NHL | St. Louis Blues | 82 | 18 | 28 | 46 | -2 | 151 | 11.9% | 54 |
| 2017-18 | NHL | Vegas Golden Knights | 70 | 16 | 50 | 66 | 1 | 125 | 12.8% | 50 |
| 2018-19 | NHL | St. Louis Blues | 57 | 23 | 23 | 46 | 3 | 112 | 20.5% | 46 |
| 2019-20 | NHL | St. Louis Blues | 71 | 25 | 35 | 60 | 2 | 166 | 15.1% | 52 |
| 2020-21 | NHL | St. Louis Blues | 56 | 19 | 39 | 58 | 6 | 151 | 12.6% | 22 |
| 2021-22 | NHL | St. Louis Blues | 67 | 27 | 30 | 57 | 8 | 177 | 15.3% | 48 |
| 2022-23 | NHL | Detroit Red Wings | 82 | 24 | 32 | 56 | -7 | 195 | 12.3% | 52 |
| 2023-24 | NHL | Detroit Red Wings | 76 | 17 | 30 | 47 | -12 | 151 | 11.3% | 55 |
| 2024-25 | NHL | Ottawa Senators | 43 | 9 | 7 | 16 | -7 | 71 | 12.7% | 12 |
| 2025-26 | NHL | Ottawa Senators | 43 | 8 | 13 | 21 | -2 | 64 | 12.5% | 16 |
| NHL Totals | – | 1217 | 327 | 478 | 805 | -7 | 2548 | 12.8% | 853 | |
| Juniors Totals | – | 70 | 39 | 44 | 83 | 37 | - | - | 75 | |
Playoff Stats
| 2005-06 | QJHL | St-Jerome | 8 | 4 | 5 | 9 | 0 | 0 | 0.0% | 8 |
| 2006-07 | QMJHL | Lewiston | 17 | 12 | 16 | 28 | 6 | - | - | 22 |
| 2006-07 | M-Cup | Lewiston | 4 | 1 | 2 | 3 | - | - | - | 0 |
| 2008-09 | NHL | St. Louis Blues | 4 | 1 | 1 | 2 | 3 | 12 | 8.3% | 4 |
| 2011-12 | NHL | St. Louis Blues | 9 | 1 | 4 | 5 | -4 | 16 | 6.3% | 10 |
| 2012-13 | NHL | St. Louis Blues | 6 | 0 | 2 | 2 | -3 | 12 | 0.0% | 6 |
| 2014-15 | NHL | Pittsburgh Penguins | 5 | 0 | 1 | 1 | -1 | 12 | 0.0% | 4 |
| 2015-16 | NHL | Anaheim Ducks | 7 | 1 | 2 | 3 | 3 | 16 | 6.3% | 8 |
| 2016-17 | NHL | St. Louis Blues | 11 | 0 | 1 | 1 | -1 | 17 | 0.0% | 8 |
| 2017-18 | NHL | Vegas Golden Knights | 15 | 1 | 8 | 9 | 1 | 16 | 6.3% | 10 |
| 2018-19 | NHL | St. Louis Blues | 26 | 7 | 9 | 16 | 4 | 58 | 12.1% | 16 |
| 2019-20 | NHL | St. Louis Blues | 9 | 4 | 5 | 9 | 2 | 31 | 12.9% | 8 |
| 2021-22 | NHL | St. Louis Blues | 12 | 9 | 4 | 13 | 0 | 42 | 21.4% | 10 |
| 2024-25 | NHL | Ottawa Senators | 6 | 2 | 1 | 3 | 1 | 9 | 22.2% | 4 |
| NHL Totals | – | 110 | 26 | 38 | 64 | 5 | 241 | 10.8% | 88 | |
| Juniors Totals | – | 17 | 12 | 16 | 28 | 6 | - | - | 22 | |
Last 5 Games
| Season | Opponent | Date | G | A | P | +/- | PIM | PPG | SHG | S | Shifts | TOI |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Regular | @ COL | Jan 8 | 0 | 0 | 0 | -1 | 0 | 0 | 0 | 1 | 22 | 13:41 |
| Regular | @ UTA | Jan 7 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 18 | 9:37 |
| Regular | vs DET | Jan 5 | 0 | 0 | 0 | -1 | 2 | 0 | 0 | 3 | 16 | 12:22 |
| Regular | vs WPG | Jan 3 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 17 | 11:24 |
| Regular | vs WSH | Jan 1 | 1 | 0 | 1 | 1 | 2 | 0 | 0 | 5 | 17 | 12:35 |
Awards
| Year | Award |
|---|---|
| 2018-19 | Stanley Cup |