Transfers
| Date | From | To | Type |
|---|---|---|---|
| 01.09.2020 | — | Sunderland | — |
| 20.01.2016 | Sunderland | — | Loan |
| 01.01.2015 | Wolves | Sunderland | — |
| 14.11.2014 | Sunderland | Wolves | Loan |
| 01.07.2014 | — | Sunderland | — |
| 31.01.2014 | Sunderland | — | Loan |
| 19.07.2013 | Sunderland | — | Loan |
| 31.01.2013 | — | Sunderland | € 5.8M |