Career as a player
| Period | Team | Country | Position | # | |
|---|---|---|---|---|---|
| 02/2020 - 06/2021 |  | Udinese Calcio |  Italy | Defence | 4 |
| 07/2015 - 01/2020 |  | Watford FC |  England | Defence | 5 |
| 07/2008 - 06/2015 |  | Werder Bremen |  Germany | Defence | 15 |
| 04/2010 - 04/2010 |  | Werder Bremen II | Germany | Defence | |
| 01/2006 - 06/2008 |  | Sturm Graz |  Austria | Defence | 15 |
| 07/2005 - 06/2006 |  | Sturm Graz (A) | Austria | Defence | |
| 07/2003 - 06/2005 |  | AKA Steiermark-Sturm Graz U18 | Austria | Defence | |
| 07/2002 - 06/2003 |  | AKA Steiermark-Sturm Graz U16 | Austria | Defence | |
| 07/2001 - 06/2002 |  | AKA Steiermark-Sturm Graz U15 | Austria | Defence |
Club matches
| Competition | Matches | Start | In | Out | Min. | Scores | 11m | Ass | Yellow | Yellow-Red | Red | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
 | Champions League | 10 | 10 | - | 2 | 852 | 1 | - | - | 3 | - | - | » All matches |
| Champions League Qual. | 2 | 2 | - | - | 210 | - | - | 1 | 1 | - | - | » All matches |
| Europa League | 6 | 4 | 2 | - | 433 | 1 | - | - | - | - | - | » All matches |
| Bundesliga | 149 | 131 | 18 | 19 | 11.369 | 10 | - | 6 | 24 | 1 | 1 | » All matches |
| 3. Liga | 1 | 1 | - | - | 90 | - | - | - | - | - | - | » All matches |
| DFB-Pokal | 9 | 9 | - | - | 870 | 1 | - | - | 2 | - | - | » All matches |
| Premier League | 77 | 69 | 8 | 8 | 6.194 | 3 | - | 1 | 20 | 1 | - | » All matches |
| FA Cup | 4 | 3 | 1 | - | 345 | - | - | - | - | - | - | » All matches |
| League Cup | 4 | 4 | - | 1 | 335 | - | - | - | - | - | - | » All matches |
| Bundesliga | 43 | 42 | 1 | 1 | 3.785 | 4 | - | - | 7 | - | - | » All matches |
| ÖFB-Cup | 1 | 1 | - | - | 90 | - | - | - | - | - | - | » All matches |
| Total | 306 | 276 | 30 | 31 | 24.573 | 20 | - | - | 57 | 2 | 1 |
International matches
| Competition | Matches | Start | In | Out | Min. | Scores | 11m | Ass | Yellow | Yellow-Red | Red | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
 | WC Qualifiers Europe | 16 | 14 | 2 | 3 | 1.238 | 1 | - | - | 3 | - | - | » All matches |
| Friendlies | 39 | 28 | 11 | 6 | 2.614 | 2 | - | 2 | 3 | - | - | » All matches |
| EURO | 4 | 4 | - | 1 | 316 | - | - | - | 2 | - | - | » All matches |
| EURO Qualifiers | 12 | 10 | 2 | - | 910 | 1 | - | - | 3 | - | - | » All matches |
| Nations League B | 2 | 2 | - | - | 180 | - | - | - | - | - | - | » All matches |
| Total | 73 | 58 | 15 | 10 | 5.258 | 4 | - | - | 11 | - | - | ||
| Competition | Matches | Start | In | Out | Min. | Scores | 11m | Ass | Yellow | Yellow-Red | Red | ||
| U20 World Cup | 7 | 7 | - | - | 660 | 1 | - | - | 1 | - | - | » All matches |
| Total | 7 | 7 | - | - | 660 | 1 | - | - | 1 | - | - | ||
| Competition | Matches | Start | In | Out | Min. | Scores | 11m | Ass | Yellow | Yellow-Red | Red | ||
| U19 EURO | 3 | 2 | 1 | - | 187 | - | - | - | 1 | - | - | » All matches |
| Total | 3 | 2 | 1 | - | 187 | - | - | - | 1 | - | - |