| Date | Type | From | To |
|---|---|---|---|
| 2025-08-10 | Loan |  Ajax AJA |  Ipswich IPS |
| 2025-07-01 | Back from Loan |  Lille LIL | Ajax AJA |
| 2025-02-02 | Loan | Ajax AJA | Lille LIL |
| 2023-08-16 | € 12.3M |  Middlesbrough MID | Ajax AJA |
| 2022-07-01 | N/A |  PAOK PAO | Middlesbrough MID |
| 2021-08-25 | Loan | Middlesbrough MID | PAOK PAO |
| 2020-09-19 | N/A | PAOK PAO | Middlesbrough MID |
| 2018-08-03 | € 1.5M |  Arsenal ARS | PAOK PAO |
| 2018-07-01 | N/A |  St. Truiden TRU | Arsenal ARS |
| 2018-01-31 | Loan | Arsenal ARS | St. Truiden TRU |
| 2017-07-01 | N/A |  Brighton BRI | Arsenal ARS |
| 2017-01-30 | Loan | Arsenal ARS | Brighton BRI |
| 2016-07-01 | N/A |  Hull City HUL | Arsenal ARS |
| 2015-08-04 | Loan | Arsenal ARS | Hull City HUL |
| 2015-07-01 | N/A |  Nottingham Forest NOT | Arsenal ARS |
| 2015-03-26 | Loan | Arsenal ARS | Nottingham Forest NOT |
| 2014-03-25 | N/A |  Coventry COV | Arsenal ARS |
| 2014-01-09 | Loan | Arsenal ARS |  Brentford BRE |
| Date | Type | From | To |
|---|---|---|---|
| 2025-08-10 | Loan | Ajax AJA | Ipswich IPS |
| 2025-07-01 | Back from Loan | Lille LIL | Ajax AJA |
| 2025-02-02 | Loan | Ajax AJA | Lille LIL |
| 2023-08-16 | € 12.3M | Middlesbrough MID | Ajax AJA |
| 2022-07-01 | N/A | PAOK PAO | Middlesbrough MID |
| 2021-08-25 | Loan | Middlesbrough MID | PAOK PAO |
| 2020-09-19 | N/A | PAOK PAO | Middlesbrough MID |
| 2018-08-03 | € 1.5M | Arsenal ARS | PAOK PAO |
| 2018-07-01 | N/A | St. Truiden TRU | Arsenal ARS |
| 2018-01-31 | Loan | Arsenal ARS | St. Truiden TRU |
| 2017-07-01 | N/A | Brighton BRI | Arsenal ARS |
| 2017-01-30 | Loan | Arsenal ARS | Brighton BRI |
| 2016-07-01 | N/A | Hull City HUL | Arsenal ARS |
| 2015-08-04 | Loan | Arsenal ARS | Hull City HUL |
| 2015-07-01 | N/A | Nottingham Forest NOT | Arsenal ARS |
| 2015-03-26 | Loan | Arsenal ARS | Nottingham Forest NOT |
| 2014-03-25 | N/A | Coventry COV | Arsenal ARS |
| 2014-01-09 | Loan | Arsenal ARS | Brentford BRE |
