Transfers
| Date | From | To | Type |
|---|---|---|---|
| 01.07.2021 | FC Schalke 04 | 1. FC Köln | Free |
| 01.07.2020 | 1. FC Köln | FC Schalke 04 | — |
| 03.01.2020 | FC Schalke 04 | 1. FC Köln | Loan |
| 01.07.2018 | 1899 Hoffenheim | FC Schalke 04 | Free |
| 02.07.2015 | Heerenveen | 1899 Hoffenheim | € 3M |
| 01.07.2014 | Heracles | Heerenveen | — |
| 02.09.2013 | Heerenveen | Heracles | Loan |
| 01.07.2012 | 1. FC Köln | Heerenveen | € 100K |