Drafted 46 overall (2009 Round 2, Pick 16) by the Ottawa Senators. View all Ottawa Senators draft picks →
Regular-season wins in each season played.
Regular-season save % by season (highest-volume team per season).
| Regular Season | Playoffs | |||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Season | Team | Lge | GP | W | L | OTL | GA | GAA | SV% | SO | GP | W | L | OTL | GA | GAA | SV% | SO |
| 2006-07 | Frölunda HC U16 | U16-SM | 5 | — | — | — | — | 3.68 | 0.888 | — | — | — | — | — | — | — | — | — |
| 2007-08 | Frolunda U18 | SWE-U18 | 19 | — | — | — | 34 | 1.78 | — | 6 | 4 | — | — | — | 15 | 3.70 | — | 0 |
| 2008-09 | Sweden | WJ18-A | 4 | 2 | 2 | — | 11 | 2.80 | 0.916 | 1 | — | — | — | — | — | — | — | — |
| 2008-09 | Frolunda Jr. | SWE-JR | 22 | — | — | — | 67 | 3.05 | — | 1 | 1 | — | — | — | 3 | 3.08 | — | 0 |
| 2008-09 | Frolunda U18 | SWE-U18 | 2 | — | — | — | 5 | 2.56 | — | 0 | 7 | — | — | — | 19 | 2.60 | — | 0 |
| 2009-10 | Sault Ste. Marie | OHL | 47 | 27 | 13 | — | 120 | 2.80 | 0.918 | 5 | 5 | 1 | 4 | — | 20 | 4.30 | 0.874 | 0 |
| 2009-10 | Binghamton | AHL | 2 | 2 | 0 | — | 6 | 3.00 | 0.898 | 0 | — | — | — | — | — | — | — | — |
| 2010-11 | Binghamton | AHL | 22 | 10 | 8 | — | 56 | 2.70 | 0.912 | 3 | 19 | 14 | 4 | — | 39 | 2.10 | 0.939 | 3 |
| 2010-11 | Ottawa Senators | NHL | 8 | 1 | 4 | 0 | 20 | 3.52 | 0.888 | 0 | — | — | — | — | — | — | — | — |
| 2010-11 | Sweden | WJC-A | 3 | — | — | — | 9 | 2.77 | — | 1 | — | — | — | — | — | — | — | — |
| 2011-12 | Binghamton | AHL | 40 | 13 | 22 | — | 119 | 3.26 | 0.907 | 2 | — | — | — | — | — | — | — | — |
| 2011-12 | Ottawa Senators | NHL | 5 | 3 | 2 | 0 | 10 | 2.01 | 0.935 | 1 | — | — | — | — | — | — | — | — |
| 2012-13 | Ottawa Senators | NHL | 12 | 5 | 3 | 4 | 27 | 2.20 | 0.936 | 0 | 2 | 0 | 1 | — | 2 | 2.43 | 0.920 | 0 |
| 2012-13 | Binghamton | AHL | 31 | 18 | 10 | — | 65 | 2.12 | 0.938 | 3 | — | — | — | — | — | — | — | — |
| 2013-14 | Ottawa Senators | NHL | 36 | 12 | 15 | 6 | 99 | 3.06 | 0.913 | 1 | — | — | — | — | — | — | — | — |
| 2014-15 | Ottawa Senators | NHL | 25 | 9 | 12 | 3 | 74 | 3.02 | 0.905 | 0 | — | — | — | — | — | — | — | — |
| 2015-16 | Rochester Americans | AHL | 3 | 1 | 2 | 0 | 10 | 3.36 | 0.888 | 0 | — | — | — | — | — | — | — | — |
| 2015-16 | Buffalo Sabres | NHL | 21 | 5 | 9 | 5 | 48 | 2.47 | 0.924 | 1 | — | — | — | — | — | — | — | — |
| 2016-17 | Buffalo Sabres | NHL | 59 | 23 | 26 | 8 | 152 | 2.68 | 0.920 | 2 | — | — | — | — | — | — | — | — |
| 2017-18 | Buffalo Sabres | NHL | 53 | 14 | 26 | 9 | 143 | 3.01 | 0.908 | 3 | — | — | — | — | — | — | — | — |
| 2018-19 | New York Islanders | NHL | 46 | 25 | 13 | 5 | 93 | 2.13 | 0.930 | 6 | 8 | 4 | 4 | — | 15 | 2.00 | 0.936 | 0 |
| 2019-20 | Chicago Blackhawks | NHL | 33 | 16 | 10 | 5 | 94 | 3.01 | 0.918 | 0 | — | — | — | — | — | — | — | — |
| 2019-20 | Vegas Golden Knights | NHL | 3 | 3 | 0 | 0 | 5 | 1.67 | 0.940 | 1 | 16 | 9 | 7 | 0 | 32 | 1.99 | 0.917 | 4 |
| 2020-21 | Vegas Golden Knights | NHL | 19 | 13 | 4 | 2 | 44 | 2.29 | 0.913 | 1 | 3 | 1 | 2 | 0 | 11 | 3.62 | 0.887 | 0 |
| 2021-22 | Vegas Golden Knights | NHL | 44 | 23 | 17 | 2 | 120 | 2.83 | 0.907 | 1 | — | — | — | — | — | — | — | — |
| Totals | 564 | 225 | 198 | 49 | 1431 | 2.70 | 0.917 | 39 | 65 | 29 | 22 | 0 | 156 | 2.48 | 0.923 | 7 | ||