League One · Midfielder · #7 · England · 36 yrs
| Date | Type | From | To |
|---|---|---|---|
| 2022-10-18 | Free |  Preston PRE |  Bristol Rovers BRI |
| 2020-01-08 | N/A |  Celtic CEL | Preston PRE |
| 2016-08-07 | € 4.1M |  Aston Villa AST | Celtic CEL |
| 2015-07-01 | € 3.5M |  Manchester City MCI | Aston Villa AST |
| 2015-01-30 | Loan | Manchester City MCI | Aston Villa AST |
| 2014-07-01 | N/A |  West Brom WES | Manchester City MCI |
| 2013-08-22 | Loan | Manchester City MCI | West Brom WES |
| 2012-08-31 | € 7.8M |  Swansea SWA | Manchester City MCI |
| 2010-08-09 | € 600K |  Chelsea CHE | Swansea SWA |
| 2009-08-06 | Loan | Chelsea CHE |  Wigan WIG |
| 2009-01-06 | Loan | Chelsea CHE |  Birmingham BIR |
| 2008-02-28 | Loan | Chelsea CHE |  Charlton CHA |
| 2007-11-06 | Loan | Chelsea CHE |  QPR QPR |
| 2005-07-01 | € 500K | Bristol Rovers BRI | Chelsea CHE |