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| Transfers |
 Shakhtar 6,350,000 < >  Hertha BSC Berlin |
| LCC | > | Mykhailo MUDRYK | LW | UKR | 63 | 95 | 05/01/01 (24) | 83 | 1.75 | 61 | Hertha BSC Berlin | 6.43 | 14140 | | | | 1 | 0 | 4455 | 2 | +3 | |
| 2,750,000 < > Hamburger SV |
| HNZ | > | Joăo Victor de Souza Menezes, SOUZA | LB | BRA | 54 | 79 | 16/06/06 (19) | 88 | 1.80 | 72 | Hamburger SV | | 1460 | | | | 0 | 0 | 1355 | 0 | Y | |
| 2,750,000 < > Hamburger SV |
| ACA | > | WILLIAM GOMES Carvalho Santos | LW | BRA | 52 | 89 | 15/03/06 (19) | 89 | | | Hamburger SV | | 1220 | | | | 0 | 0 | 1490 | 0 | Y | |
| 2,125,000 < > Hamburger SV |
| HCW | > | Lucas dos Santos Ferreira, LUCAS FERREIRA | AM | BRA | 50 | 81 | 28/04/06 (19) | 91 | | | Hamburger SV | | 910 | | | | 0 | 0 | 1110 | 0 | Y | |
 NEC 10,850,000 < > FC Schalke 04 |
| EQR | > | Kodai SANO | LW | JPN | 61 | 84 | 25/09/03 (22) | 84 | 1.76 | 68 | FC Schalke 04 | | 10920 | | | | 0 | 0 | 4180 | 0 | +4 | |
| TGG | < | Jeanuël BELOCIAN | CB | FRA | 59 | 10 | 17/02/05 (20) | 92 | 1.86 | 73 | NEC | | | | | | | | 2570 | | | |
| MJF | > | Koki OGAWA | St | JPN | 62 | 69 | 08/08/97 (28) | 91 | 1.83 | 70 | FC Schalke 04 | | 12760 | | | | 0 | 0 | 3530 | 0 | +2 | |
| CVV | > | Kento SHIOGAI | St | JPN | 54 | 90 | 26/03/05 (20) | 87 | 1.80 | 77 | FC Schalke 04 | | 1850 | | | | 0 | 0 | 2130 | 0 | Y | |
 Genoa 855,000 < > FC Schalke 04 |
| AOX | > | Hidemasa MORITA | DM/RB | JPN | 64 | 99 | 10/05/95 (30) | 89 | 1.77 | 74 | FC Schalke 04 | 7.12 | 17580 | | | | 4 | 0 | 2395 | 2 | +2 | |
| JLR | < | Niklas SÜLE | CB/RB | GER | 64 | 98 | 03/09/95 (30) | 90 | 1.94 | 102 | Genoa | 6.77 | 17080 | | | | 3 | 0 | 2395 | 1 | +1 | |
| FSV Mainz 05 1,250,000 < > FC Schalke 04 |
| GJS | > | Kaishu SANO | DM | JPN | 63 | 74 | 30/12/00 (24) | 94 | 1.76 | 67 | FC Schalke 04 | | 13540 | | | | 0 | 0 | 3025 | 0 | +4 | |
| WLW | < | James WARD-PROWSE | CM/RM | ENG | 63 | 2 | 01/11/94 (30) | 93 | 1.72 | 66 | FSV Mainz 05 | | | | | | | | 3040 | | | |
Kaiserslautern 17,500,000 < >  Real Betis |
| PML | > | LUCAS Lopes BERALDO | CB/LB | BRA | 65 | 87 | 24/11/03 (21) | 89 | 1.82 | 77 | Real Betis | | 22800 | | | | 3 | 0 | 5515 | 0 | +4 | |
| 210,000 < > Real Betis |
| EZK | > | Robson de Souza Junior, ROBSON JUNIOR | AM | BRA | 43 | 85 | 17/12/07 (17) | 91 | | | Real Betis | | 320 | | | | 0 | 0 | 465 | 0 | Y | |
Tottenham Hotspur < >  IFK Göteborg |
| BCB | < | Ernest NUAMAH | W | GHA | 60/62 | 94 | 01/11/03 (21) | 76 | 1.78 | 71 | IFK Göteborg | | 13560 | | | | 0 | 0 | 5325 | 0 | +5 | (t.25, Tottenham Hotspur) |
| Bayern München < > 2,430,000 Lazio |
| NRV | < | Ilkay GÜNDOGAN | CM | GER | 67 | 97 | 24/10/90 (34) | 90 | 1.80 | 78 | Bayern München | 7.42 | 32760 | | | | 3 | 0 | 1755 | 7 | +2 | |
 Viktoria Plzen < >  Rangers |
| AZO | < | Adam HLOZEK | St | CZE | 63 | 93 | 25/07/02 (23) | 87 | 1.86 | 81 | Rangers | 6.07 | 14940 | | | | 3 | 0 | 5850 | 1 | +2 | (t.25, Viktoria Plzen) |
 Elverum 9,250,000 < > Rangers |
| DAX | > | Joel Leandro ORDOŃEZ Guerrero | CB | ECU | 63 | 96 | 21/04/04 (21) | 94 | 1.85 | 70 | Rangers | | 15540 | | | | 0 | 0 | 4165 | 0 | +4 | |
| Coventry City < > SC Heerenveen |
| HSG | < | Adam WHARTON | CM | ENG | 62/64 | 82 | 06/02/04 (21) | 77 | 1.82 | 76 | SC Heerenveen | 6.93 | 12960 | | | | 0 | 0 | 7090 | 0 | +1 | (t.25, Coventry City) |
| DVS'33 < > SC Heerenveen |
| EDK | < | Myron VAN BREDERODE | LW | NED | 59 | 47 | 06/07/03 (22) | 92 | | | SC Heerenveen | 6.65 | 11220 | 1 | | | 5 | 0 | 3130 | 3 | +2 | (t.19, DVS'33) |
 FC Basel 6,500,000 < > SC Heerenveen |
| VGQ | > | Tom ROTHE | LB/LM | GER | 61 | 94 | 29/10/04 (20) | 82 | 1.93 | 88 | SC Heerenveen | | 5650 | | | | 0 | 0 | 3425 | 0 | Y | |
| Bari < > 5,740,000 Newcastle United |
| PIQ | < | Gianluca SCAMACCA | CS | ITA | 63 | 15 | 01/01/99 (26) | 84 | 1.96 | 85 | Bari | | | | | | | | 4635 | | | |
 Hebar < > 1,000,000 Newcastle United |
| LLC | < | Martin DÚBRAVKA | Gk | SVK | 62 | 10 | 15/01/89 (36) | 80 | 1.87 | 77 | Hebar | | | | | | | | 995 | | | |
| Juventus 4,250,000 < > Newcastle United |
| CDM | > | Dominik LIVAKOVIC | Gk | CRO | 65 | 92 | 09/01/95 (30) | 88 | 1.86 | 79 | Newcastle United | 6.88 | 22600 | | | | 0 | 0 | 2845 | 0 | +1 | |
| IFK Norrköping 1,350,000 < > Rayo Vallecano |
| IZZ | > | Axel BRÖNNER | CM | SWE | 46 | 84 | 04/04/08 (17) | 86 | | | Rayo Vallecano | | 500 | | | | 0 | 0 | 730 | 0 | Y | |
| 1,560,000 < > Rayo Vallecano |
| ISV | > | CARDOSO Pinto Mandume VARELA | W | POR | 41 | 84 | 29/10/08 (16) | 93 | | | Rayo Vallecano | | 250 | | | | 0 | 0 | 375 | 0 | Y | |
| 3,050,000 < > Rayo Vallecano |
| LHM | > | Alex TÓTH | CM | HUN | 56 | 88 | 23/10/05 (19) | 86 | | | Rayo Vallecano | | 2300 | | | | 0 | 0 | 2665 | 0 | Y | |
 FC Nordsjćlland 5,000,000 < > Lyon |
| URY | > | Lucas HŘGSBERG | CB | DEN | 58 | 95 | 23/06/06 (19) | 89 | 1.87 | 77 | Lyon | | 3220 | | | | 0 | 0 | 2420 | 0 | Y | |
Udinese < > 6,220,000  Anderlecht |
| HBR | < | Marco ASENSIO Willemsen | AM/W | ESP | 66 | 95 | 21/01/96 (29) | 89 | 1.78 | 70 | Udinese | 7.00 | 25920 | | | | 8 | 0 | 5060 | 6 | +1 | |
 Kayserispor < > 1,950,000 Feyenoord |
| ISD | < | Dylan VENTE | St | SUR | 59 | 0 | 09/05/99 (26) | 90 | 1.81 | 70 | Kayserispor | | | 3 | | | | | 2575 | | | |
| Preussen Münster < > 2,710,000 1.FC Union Berlin |
| TTB | < | Janik HABERER | CM/AM | GER | 62 | 2 | 02/04/94 (31) | 92 | 1.87 | 70 | Preussen Münster | | | | | | | | 2425 | | | |
| 3,500,000 < > Valencia |
| KST | > | Unai GÓMEZ Echevarría | AM | ESP | 62 | 90 | 25/05/03 (22) | 92 | 1.83 | 75 | Valencia | | 11760 | | | | 0 | 0 | 4830 | 0 | +1 | |
| 3,500,000 < > Valencia |
| WXS | > | ISAAC Romero Bernal | St | ESP | 62 | 79 | 18/05/00 (25) | 96 | 1.84 | 70 | Valencia | | 12960 | | | | 0 | 0 | 4245 | 0 | +1 | |
| 2,500,000 < > Espanyol |
| PQT | > | PABLO DURÁN Fernández | St/W | ESP | 61 | 99 | 25/05/01 (24) | 90 | 1.76 | 72 | Espanyol | | 9540 | | | | 0 | 0 | 3880 | 0 | +1 | |
| 1,750,000 < > Espanyol |
| JLM | > | DAMIÁN RODRIGUEZ Sousa | DM | ESP | 60 | 72 | 17/03/03 (22) | 93 | 1.80 | 75 | Espanyol | | 8510 | | | | 0 | 0 | 2460 | 0 | +1 | |
| Released |
| PMW | 25+ | WILLIAM Silva de CARVALHO | DM | POR | 62 | 10 | 07/04/92 (33) | 91 | 1.89 | 90 | Vitória Setúbal | | | | | | | | 890 | | | |
| IVQ | 16 | Reuben McALLISTER | CM | SCO | 39 | 0 | 15/05/06 (19) | 84 | | | Merthyr Town | | | | | | | | 190 | | | |
| Loan callbacks |
| MEU | - | Archie GRAY | CM/RB | ENG | 62 | 72 | 12/03/06 (19) | 86 | 1.83 | 70 | SC Heerenveen | 7.33 | 4830 | 7 | | | 0 | 1 | 6325 | 1 | Y | |
| SSE | - | Nicolás Paz Martínez, NICO PAZ | AM | ARG | 61/63 | 96 | 08/09/04 (21) | 77 | 1.76 | 64 | Rangers | 6.71 | 5180 | | | | 1 | 0 | 6145 | 1 | Y | |
| ULS | - | VÍTOR de Oliveira Nunes dos REIS | CB | BRA | 59/60 | 94 | 12/01/06 (19) | 79 | 1.86 | 67 | Kaiserslautern | | 4240 | | | | 0 | 0 | 3225 | 0 | Y | |
| YHT | - | LUIS GUILHERME Lira dos Santos | CM | BRA | 54/56 | 94 | 09/02/06 (19) | 77 | 1.75 | 65 | Arsenal | | 2110 | | | | 0 | 0 | 2665 | 0 | Y | |
| EYF | - | Amadou ONANA | CM | BEL | 65 | 94 | 16/08/01 (24) | 80 | 1.93 | 76 | Arsenal | | 17180 | | | | 0 | 0 | 5940 | 0 | +2 | |
| MIY | - | ARNAU MARTÍNEZ López | RB/CB | ESP | 62/63 | 99 | 25/04/03 (22) | 78 | 1.82 | 72 | SC Heerenveen | | 13340 | | | | 0 | 0 | 3780 | 0 | +1 | |
| TRO | - | Ruben VAN BOMMEL | LW | NED | 62 | 94 | 03/08/04 (21) | 89 | 1.86 | 83 | Lille | 6.65 | 7130 | | | | 3 | 0 | 5325 | 7 | Y | |
