| 18 Aug 09 | C. Pizarro Claudio Pizarro |  ChelseaCHE | → |  Werder BremenWER | Undisclosed |
| 18 Aug 09 | C. Pizarro Claudio Pizarro | ChelseaCHE | → | Werder BremenWER | Undisclosed |
| 08 Aug 09 | D. Rozehnal David Rozehnal |  LazioLAZ | → |  Hamburg SVHSV | Undisclosed |
| 08 Aug 09 | D. Rozehnal David Rozehnal | LazioLAZ | → | Hamburg SVHSV | Undisclosed |
| 07 Aug 09 | H. Nordtveit Håvard Nordtveit |  ArsenalARS | → |  NurnbergNUR | Loan |
| 07 Aug 09 | H. Nordtveit Håvard Nordtveit | ArsenalARS | → | NurnbergNUR | Loan |
| 31 Jul 09 | O. Martins Obafemi Martins |  Newcastle UnitedNEW | → |  VfL WolfsburgWOB | Undisclosed |
| 31 Jul 09 | O. Martins Obafemi Martins | Newcastle UnitedNEW | → | VfL WolfsburgWOB | Undisclosed |
| 29 Jul 09 | O. Martins Obafemi Martins | Newcastle UnitedNEW | → | VfL WolfsburgWOB | Undisclosed |
| 29 Jul 09 | A. Hleb Alexsandr Hleb |  BarcelonaBAR | → |  VfB StuttgartVFB | Loan |
| 29 Jul 09 | O. Martins Obafemi Martins | Newcastle UnitedNEW | → | VfL WolfsburgWOB | Undisclosed |
| 29 Jul 09 | A. Hleb Alexsandr Hleb | BarcelonaBAR | → | VfB StuttgartVFB | Loan |
| 24 Jul 09 | S. Sama Stephen Sama |  Borussia DortmundDOR | → |  LiverpoolLIV | Free |
| 24 Jul 09 | S. Sama Stephen Sama | Borussia DortmundDOR | → | LiverpoolLIV | Free |
| 21 Jul 09 | L. da Silva Lúcio |  Bayern MunichMUN | → |  InternazionaleINT | 7,000,000 |
| 21 Jul 09 | L. da Silva Lúcio | Bayern MunichMUN | → | InternazionaleINT | 7,000,000 |
| 20 Jul 09 | M. Ribeiro Maniche |  Atletico MadridATL | → |  FC CologneCOL | Undisclosed |
| 20 Jul 09 | J. Arango Juan Arango |  MallorcaMLL | → |  Borussia MonchengladbachMON | Undisclosed |
| 20 Jul 09 | J. Arango Juan Arango | MallorcaMLL | → | Borussia MonchengladbachMON | Undisclosed |
| 20 Jul 09 | E. Polanski Eugen Polanski |  GetafeGET | → |  MainzMAIN | Undisclosed |
| 20 Jul 09 | M. Ribeiro Maniche | Atletico MadridATL | → | FC CologneCOL | Undisclosed |
| 20 Jul 09 | E. Polanski Eugen Polanski | GetafeGET | → | MainzMAIN | Undisclosed |
| 07 Jul 09 | Henrique |  Bayer LeverkusenLEV | → | BarcelonaBAR | Loan |
| 07 Jul 09 | Henrique | Bayer LeverkusenLEV | → | BarcelonaBAR | Loan |
| 01 Jul 09 | Shkodran Mustafi | Hamburg SVHSV | → |  EvertonEVE | Free |
| 01 Jul 09 | S. Hyypia Sami Hyypia | LiverpoolLIV | → | Bayer LeverkusenLEV | Free |
| 01 Jul 09 | Diego | Werder BremenWER | → |  JuventusJUV | Undisclosed |
| 01 Jul 09 | Diego | Werder BremenWER | → | JuventusJUV | Undisclosed |
| 01 Jul 09 | F. Zuculini Franco Zuculini |  Racing ClubRAC | → |  TSG HoffenheimHOF | Undisclosed |
| 01 Jul 09 | S. Hyypia Sami Hyypia | LiverpoolLIV | → | Bayer LeverkusenLEV | Free |
| 01 Jul 09 | Shkodran Mustafi | Hamburg SVHSV | → | EvertonEVE | Free |
| 01 Jul 09 | J. Santana Jonathan Santana |  San LorenzoSLO | → | VfL WolfsburgWOB | Free |
| 01 Jul 09 | F. Zuculini Franco Zuculini | Racing ClubRAC | → | TSG HoffenheimHOF | Undisclosed |
| 01 Jul 09 | J. Santana Jonathan Santana | San LorenzoSLO | → | VfL WolfsburgWOB | Free |
| 15 Jun 09 | H. Muller Heinz Muller |  BarnsleyBAR | → | MainzMAIN | 600000 |
| 15 Jun 09 | M. Oddo Massimo Oddo | Bayern MunichMUN | → |  AC MilanMIL | Undisclosed |
| 15 Jun 09 | M. Oddo Massimo Oddo | Bayern MunichMUN | → | AC MilanMIL | Undisclosed |
| 02 Feb 09 | L. Andreasen Leon Andreasen |  FulhamFUL | → |  Hannover 96HAN | Loan |
| 02 Feb 09 | L. Andreasen Leon Andreasen | FulhamFUL | → | Hannover 96HAN | Loan |
| 01 Feb 09 | T. Gekas Theofanis Gekas | Bayer LeverkusenLEV | → |  PortsmouthPOR | Loan |
| 01 Feb 09 | T. Gekas Theofanis Gekas | Bayer LeverkusenLEV | → | PortsmouthPOR | Loan |
| 30 Jan 09 | G. Töre Gökhan Töre | Bayer LeverkusenLEV | → | ChelseaCHE | Undisclosed |
| 30 Jan 09 | G. Töre Gökhan Töre | Bayer LeverkusenLEV | → | ChelseaCHE | Undisclosed |
| 30 Jan 09 | G. Király Gábor Király |  BurnleyBUR | → | Bayer LeverkusenLEV | Loan |
| 30 Jan 09 | G. Király Gábor Király | BurnleyBUR | → | Bayer LeverkusenLEV | Loan |
| 27 Jan 09 | J. Santana Jonathan Santana | VfL WolfsburgWOB | → | San LorenzoSLO | Loan |
| 27 Jan 09 | J. Santana Jonathan Santana | VfL WolfsburgWOB | → | San LorenzoSLO | Loan |
| 21 Jan 09 | N. de Jong Nigel de Jong | Hamburg SVHSV | → |  Manchester CityMNC | Undisclosed |
| 21 Jan 09 | N. de Jong Nigel de Jong | Hamburg SVHSV | → | Manchester CityMNC | Undisclosed |
| 11 Jan 09 | K. Boateng Kevin-Prince Boateng |  Tottenham HotspurTOT | → | Borussia DortmundDOR | Loan |
| 11 Jan 09 | K. Boateng Kevin-Prince Boateng | Tottenham HotspurTOT | → | Borussia DortmundDOR | Loan |