| From | Team | Fee | Apps | Goals | To | |
|---|---|---|---|---|---|---|
| 2005 | AS Roma | - | 33 | 1 | 2012 | (Player) |
| 2007 | Modena | Loan | 33 | 7 | 2008 | (On loan) |
| 2009 | Brescia | Loan | 17 | 2 | 2009 | (On loan) |
| 2010 | Fulham | Loan | 11 | 2 | 2010 | (On loan) |
| 2011 | Bari | Loan | 10 | 2 | 2011 | (On loan) |
| 2012 | Parma | - | 16 | 3 | 2014 | (Player) |
| 2012 | Spezia | Loan | 38 | 7 | 2013 | (On loan) |
| 2014 | Sampdoria | - | 32 | 4 | 2015 | (Player) |
| 2014 | Sampdoria | Loan | 13 | 5 | 2014 | (On loan) |
| 2015 | RSC Anderlecht | - | 27 | 13 | 2016 | (Player) |
| 2016 | Watford | - | 36 | 5 | 2019 | (Player) |
| 2019 | Udinese | Loan | 57 | 12 | 2021 | (On loan) |
| 2019 | Udinese | Loan | 16 | 6 | 2019 | (On loan) |
| 2021 | Istanbul Basaksehir | - | 52 | 13 | 2023 | (Player) |