Transfers
| Date | From | To | Type |
|---|---|---|---|
| 02.09.2013 | — | Heracles | Free |
| 01.08.2012 | Red Bull Salzburg | — | Free |
| 01.06.2009 | AZ Alkmaar | Red Bull Salzburg | Free |
| 01.09.2008 | AZ Alkmaar | Utrecht | Loan |
| 01.08.2006 | FC Schalke 04 | AZ Alkmaar | Free |
| 01.01.2006 | FC Schalke 04 | Roda | Loan |
| 01.01.2004 | FC Schalke 04 | Twente | Loan |
| 01.07.2003 | Twente | FC Schalke 04 | Free |