| From | Team | Fee | Apps | Goals | To | |
|---|---|---|---|---|---|---|
| 2003 | Luton Town | - | 56 | 2 | 2005 | (Player) |
| 2005 | West Bromwich Albion | Β£3,000,000 | 65 | 2 | 2008 | (Player) |
| 2007 | Aston Villa | Loan | 12 | 1 | 2008 | (On loan) |
| 2008 | Aston Villa | Β£8,000,000 | 37 | 2 | 2011 | (Player) |
| 2010 | Leicester City | Loan | 12 | 0 | 2011 | (On loan) |
| 2011 | Birmingham City | - | 89 | 11 | 2013 | (Player) |
| 2013 | Hull City | Β£2,250,000 | 123 | 4 | 2017 | (Player) |
| 2017 | Derby County | - | 164 | 5 | 2023 | (Player) |
| 2023 | Cheltenham Town | Free | 37 | 1 | 2024 | (Player) |