Career as a player
| Period | Team | Country | Position | # | |
|---|---|---|---|---|---|
| 09/2019 - 12/2019 |  | FC Chiasso |  Switzerland | Defence | 6 |
| 08/2017 - 12/2018 |  | Houston Dynamo |  USA | Defence | 4 |
| 08/2016 - 06/2017 |  | Rangers FC |  Scotland | Defence | 24 |
| 01/2016 - 06/2016 |  | Grasshopper Club Zürich | Switzerland | Defence | 14 |
| 07/2014 - 01/2016 |  | Aston Villa |  England | Defence | 14 |
| 01/2014 - 06/2014 |  | Valencia CF |  Spain | Defence | 4 |
| 07/2012 - 01/2014 |  | Fulham FC | England | Defence | 4 |
| 07/2010 - 06/2012 | | Fulham FC | England | Defence | 14 |
| 01/2010 - 06/2010 |  | Everton FC | England | Defence | 23 |
| 07/2009 - 01/2010 |  | Arsenal FC | England | Defence | 6 |
| 08/2008 - 06/2009 |  | AC Milan |  Italy | Defence | 24 |
| 07/2006 - 08/2008 | | Arsenal FC | England | Defence | 6 |
| 07/2003 - 06/2006 | | Arsenal FC | England | Defence | 20 |
| 07/2001 - 06/2003 |  | Servette FC | Switzerland | Defence |
Club matches
| Competition | Matches | Start | In | Out | Min. | Scores | 11m | Ass | Yellow | Yellow-Red | Red | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
 | Champions League | 18 | 17 | 1 | - | 1.614 | - | - | - | 4 | - | - | » All matches |
| Champions League Qual. | 1 | 1 | - | - | 90 | - | - | - | - | - | - | » All matches |
| Europa League | 12 | 10 | 2 | 4 | 732 | 1 | - | - | 4 | - | - | » All matches |
| Europa League Qual. | 4 | 4 | - | - | 360 | - | - | - | - | - | - | » All matches |
| Premier League | 132 | 117 | 15 | 6 | 10.447 | 6 | - | 2 | 21 | 1 | 2 | » All matches |
| FA Cup | 18 | 17 | 1 | 1 | 1.591 | - | - | - | 5 | - | - | » All matches |
| League Cup | 22 | 22 | - | - | 2.130 | - | - | - | 2 | - | - | » All matches |
| FA Community Shield | 1 | 1 | - | 1 | 72 | - | - | - | - | - | - | » All matches |
| Serie A | 14 | 7 | 7 | - | 760 | - | - | - | 2 | - | - | » All matches |
| Coppa Italia | 1 | 1 | - | - | 120 | - | - | - | - | - | - | » All matches |
| Premiership | 3 | 3 | - | - | 255 | - | - | - | 1 | 1 | - | » All matches |
| FA Cup | 1 | 1 | - | - | 90 | - | - | - | - | - | - | » All matches |
| Super League | 40 | 37 | 3 | 3 | 3.232 | 3 | - | - | 10 | - | - | » All matches |
| Challenge League | 3 | 3 | - | 1 | 250 | - | - | - | 1 | - | - | » All matches |
| Primera División | 8 | 7 | 1 | 1 | 660 | - | - | - | 4 | - | - | » All matches |
| Major League Soccer | 14 | 13 | 1 | 3 | 1.129 | 4 | - | - | 3 | - | - | » All matches |
| U.S. Open Cup | 5 | 4 | 1 | 2 | 349 | - | - | - | - | - | - | » All matches |
| Total | 297 | 265 | 32 | 22 | 23.881 | 14 | - | - | 57 | 2 | 2 |
International matches
| Competition | Matches | Start | In | Out | Min. | Scores | 11m | Ass | Yellow | Yellow-Red | Red | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
 | World Cup | 5 | 4 | 1 | 2 | 350 | 1 | - | - | 1 | - | - | » All matches |
| WC Qualifiers Europe | 13 | 11 | 2 | - | 1.030 | 3 | - | - | 1 | - | - | » All matches |
| WC Qualifiers Play-offs | 2 | 2 | - | - | 180 | 1 | - | - | - | - | - | » All matches |
| Friendlies | 31 | 30 | 1 | 12 | 2.434 | - | - | - | 4 | - | - | » All matches |
| EURO | 3 | 3 | - | - | 270 | - | - | - | - | - | - | » All matches |
| EURO Qualifiers | 3 | 3 | - | 1 | 250 | - | - | - | - | - | - | » All matches |
| Total | 57 | 53 | 4 | 15 | 4.514 | 5 | - | - | 6 | - | - | ||
| Competition | Matches | Start | In | Out | Min. | Scores | 11m | Ass | Yellow | Yellow-Red | Red | ||
| U21 Friendlies | 4 | 3 | 1 | - | 315 | 2 | - | - | 1 | - | - | » All matches |
| U21 EURO | 3 | 3 | - | 1 | 249 | - | - | - | - | - | - | » All matches |
| U21 EURO Qualifiers | 7 | 7 | - | - | 630 | - | - | - | 1 | - | - | » All matches |
| Total | 14 | 13 | 1 | 1 | 1.194 | 2 | - | - | 2 | - | - | ||
| Competition | Matches | Start | In | Out | Min. | Scores | 11m | Ass | Yellow | Yellow-Red | Red | ||
| U20 World Cup | 3 | 3 | - | - | 270 | - | - | - | 1 | - | - | » All matches |
| U20 Friendlies | 1 | 1 | - | - | 90 | - | - | - | - | - | - | » All matches |
| Total | 4 | 4 | - | - | 360 | - | - | - | 1 | - | - |
Personal achievements
| Player of the Year | ||
|---|---|---|
| Switzerland | 2006 (National Team) |