| From | Team | Fee | Apps | Goals | To | |
|---|---|---|---|---|---|---|
| 2006 | Schalke 04 | - | 30 | 0 | 2008 | (Player) |
| 2008 | Werder Bremen | £3,800,000 | 71 | 13 | 2010 | (Player) |
| 2010 | Real Madrid | £12,400,000 | 105 | 19 | 2013 | (Player) |
| 2013 | Arsenal | £42,500,000 | 184 | 33 | 2021 | (Player) |
| 2021 | Fenerbahce SK | Free | 32 | 8 | 2022 | (Player) |
| 2022 | Istanbul Basaksehir | Free | 4 | 0 | 2023 | (Player) |