Transfers
| Date | From | To | Type |
|---|---|---|---|
| 01.07.2017 | Sunderland | — | Free |
| 19.08.2016 | Everton | Sunderland | Free |
| 01.08.2012 | Tottenham | Everton | € 5.8M |
| 02.01.2012 | Tottenham | Everton | Loan |
| 19.01.2011 | Everton | Tottenham | € 3.6M |
| 19.01.2011 | — | Tottenham | € 3.6M |
| 19.01.2011 | — | Tottenham | € 3.6M |
| 02.07.2008 | Borussia Dortmund | Everton | € 2.8M |
| 01.08.2007 | Borussia Dortmund | Everton | Loan |
| 01.08.2006 | Ajax | Borussia Dortmund | Free |
| 01.08.2001 | — | Ajax | Free |