2023Hertha BSC → Retired-
2021Monza → Hertha BSCfree transfer
2020Fiorentina → Monzafree transfer
2020Beşiktaş → FiorentinaEnd of loan
2020Fiorentina → Beşiktaşloan transfer
2019Sassuolo → Fiorentina€1.50m
2019Barcelona → SassuoloEnd of loan
2019Sassuolo → BarcelonaLoan fee:<br /><i class="normaler-text">€1.00m</i>
2018Frankfurt → Sassuolofree transfer
2017UD Las Palmas → Frankfurtfree transfer
2016AC Milan → UD Las Palmasfree transfer
2016Without Club → AC Milan-
2015FC Schalke 04 → Without Club-
2013AC Milan → FC Schalke 04€10.00m
2011Genoa → AC Milan€10.50m
2011AC Milan → GenoaEnd of loan
2010Genoa → AC MilanLoan fee:<br /><i class="normaler-text">€3.00m</i>
2010Portsmouth → Genoa€5.70m
2009Tottenham → Portsmouth€4.50m
2009Dortmund → TottenhamEnd of loan
2009Tottenham → DortmundLoan fee:<br /><i class="normaler-text">€100k</i>
2007Hertha BSC → Tottenham€7.90m
2005Hertha BSC II → Hertha BSC-
2004Hertha BSC U19 → Hertha BSC II-
2003Hertha BSC Yth. → Hertha BSC U19-
1996Füchse Yth. → Hertha BSC Yth.free transfer
1995Hertha BSC Yth. → Füchse Yth.free transfer
1994Füchse Yth. → Hertha BSC Yth.free transfer
