| From | Team | Fee | Apps | Goals | To | |
|---|---|---|---|---|---|---|
| 2000 | Club Atlético Rosario Central | - | 57 | 35 | 2003 | (Player) |
| 2003 | Birmingham City | £2,500,000 | 1 | 0 | 2003 | (Player) |
| 2004 | Villarreal CF | - | 26 | 5 | 2006 | (Player) |
| 2004 | Cruz Azul | - | 33 | 21 | 2004 | (Player) |
| 2006 | River Plate | - | 7 | 3 | 2006 | (Player) |
| 2006 | Genoa | - | 23 | 3 | 2010 | (Player) |
| 2008 | Boca Juniors | Loan | 17 | 7 | 2009 | (On loan) |
| 2010 | Club Atlético Rosario Central | - | 38 | 12 | 2012 | (Player) |
| 2012 | Emelec | - | 34 | 14 | 2013 | (Player) |
| 2013 | - | - | 36 | 23 | 2015 | (Player) |
| 2013 | Panathinaikos | - | 15 | 6 | Current | (Player) |
| 2018 | - | - | 4 | 2 | 2018 | (Player) |
| 2018 | - | - | 2020 | (Manager) |