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| Transfers |
 Ajax Zaterdag < > SC Heerenveen |
| MNG | < | Lequincio ZEEFUIK | CS/AM | NED | 48 | 94 | 26/11/04 (19) | 95 | | | SC Heerenveen | | 670 | | | | 0 | 0 | 965 | 0 | Y | (t.23, Ajax Zaterdag) |
 Juve Next Gen 7,000,000 < > SC Heerenveen |
| CMS | > | Matías SOULÉ Malvano | RW/AM | ARG | 61 | 83 | 15/04/03 (20) | 88 | | | SC Heerenveen | | 10120 | | | | 0 | 0 | 5045 | 0 | +2 | |
| GZV | < | Yusuf DEMIR | W/AM | AUT | 55 | 0 | 02/06/03 (20) | 88 | 1.71 | 72 | Juve Next Gen | | | | | | | | 2115 | | | |
300,000 < >  Anderlecht |
| TYN | > | Francesco CAMARDA | CS | ITA | 39 | 97 | 13/02/08 (16) | 87 | 1.85 | 75 | Anderlecht | | 200 | | | | 0 | 0 | 330 | 0 | Y | |
 Newcastle United < >  Paris SG |
| HNX | < | Samuel ILING-JUNIOR | LW | ENG | 56 | 94 | 04/10/03 (20) | 86 | | | Paris SG | | 1750 | | | | 0 | 0 | 2450 | 0 | Y | (t.35, Newcastle United) |
 Minnesota United < > 50,000  Rangers |
| EFC | < | Scott ARFIELD | W/AM | CAN | 57 | 1 | 01/11/88 (35) | 95 | 1.77 | 64 | Minnesota United | | | | | | | | 65 | | | |
 FC Nordsjælland 4,000,000 < > Lazio |
| KIG | > | Ibrahim OSMAN | St | GHA | 53 | 91 | 29/11/04 (19) | 85 | | | Lazio | | 1560 | | | | 0 | 0 | 2010 | 0 | Y | |
| Tottenham Hotspur < > Arsenal |
| MIZ | < | Lewis HALL | LB | ENG | 57 | 94 | 16/10/04 (19) | 82 | | | Arsenal | | 3110 | | | | 0 | 0 | 2095 | 0 | Y | (t.35, Tottenham Hotspur) |
 León < > 4,750,000  Deportivo |
| WWJ | < | Ángel Martín CORREA | RW/St | ARG | 64 | 0 | 09/03/95 (28) | 91 | 1.74 | 70 | León | | | | | | | | 4060 | | | |
 FC Porto < > Deportivo |
| JOQ | < | Tino LIVRAMENTO | RWB | ENG | 59/61 | 95 | 12/11/02 (21) | 77 | 1.73 | 63 | Deportivo | | 7250 | | | | 0 | 0 | 3130 | 0 | +4 | (t.41, FC Porto) |
| Deportivo < > 10,000,000 Lens | Tribunal [A] |
| ACT | > | Yunus Dimoara MUSAH | CM/RM | USA | 63/64 | 94 | 29/11/02 (21) | 78 | 1.78 | 75 | Deportivo | | 16480 | | | L | 0 | 0 | 7090 | 0 | +5 | |
| MHL | > | Paulo Bruno DYBALA | St | ARG | 67 | 85 | 15/11/93 (30) | 95 | 1.80 | 72 | Deportivo | 6.57 | 31160 | | | | 2 | 0 | 6335 | 4 | +1 | |
| OCU | > | Oleksandr ZINCHENKO | CM/LWB | UKR | 67 | 94 | 15/12/96 (27) | 89 | 1.75 | 64 | Deportivo | | 27020 | | | | 0 | 0 | 6655 | 2 | +2 | |
| UPL | > | Gregor KOBEL | Gk | SUI | 62/66 | 98 | 06/12/97 (26) | 74 | 1.94 | 90 | Deportivo | | 26320 | | | | 0 | 0 | 4545 | 0 | +1 | |
| VPA | < | Kylian MBAPPÉ Lottin | St | FRA | 73 | 96 | 20/12/98 (25) | 94 | 1.78 | 67 | Lens | 6.80 | 65000 | | | | 3 | 1 | 20270 | 6 | | |
| WLH | > | Jéremy DOKU | W/AM | BEL | 62/64 | 77 | 27/05/02 (21) | 77 | 1.71 | 61 | Deportivo | | 19180 | 1 | | | 2 | 0 | 7090 | 0 | +4 | |
| PEC Zwolle < > 2,320,000 Lens |
| MCU | < | Anwar EL GHAZI | W | NED | 61 | 10 | 03/05/95 (28) | 82 | 1.89 | 86 | PEC Zwolle | | | | | | | | 2615 | | | |
| Juventus 8,000,000 < > Lens |
| MFM | > | Jonathan TAH | CB | GER | 67 | 98 | 11/02/96 (28) | 93 | 1.92 | 90 | Lens | 6.86 | 33860 | | | | 3 | 1 | 4230 | 0 | +2 | |
| OWD | < | Serge AURIER | RWB | CIV | 63 | 95 | 24/12/92 (31) | 91 | 1.74 | 75 | Juventus | 6.00 | 14340 | | | | 2 | 1 | 1910 | 0 | | |
| AA Gent 1,700,000 < > Zaragoza |
| JTA | > | Archie BROWN | LB | ENG | 55 | 74 | 28/05/02 (21) | 87 | 1.90 | 87 | Zaragoza | | 3750 | | | | 0 | 0 | 1305 | 0 | +4 | |
| 4,250,000 < > Zaragoza |
| QUA | > | Michael Olabode KAYODE | CB | ITA | 58 | 85 | 10/07/04 (19) | 92 | | | Zaragoza | | 2960 | | | | 0 | 0 | 2420 | 0 | Y | |
| Kaiserslautern 3,100,000 < > Aston Villa |
| CWP | > | Stanley N'SOKI | CB/LB | FRA | 61 | 96 | 09/04/99 (24) | 90 | 1.85 | 75 | Aston Villa | 7.14 | 8710 | | | | 2 | 0 | 2265 | 1 | +4 | |
| Fiorentina 4,000,000 < > Aston Villa |
| FGN | > | Daniel JAMES | W | WAL | 61 | 99 | 10/11/97 (26) | 90 | 1.80 | 76 | Aston Villa | | 8440 | | | | 0 | 0 | 2970 | 0 | +4 | |
| WBA 3,000,000 < > Aston Villa |
| FSE | > | Dara O'SHEA | CB/RB | IRL | 61 | 82 | 04/03/99 (24) | 90 | 1.89 | 76 | Aston Villa | | 9510 | | | | 0 | 0 | 2265 | 0 | +4 | |
| 450,000 < > SV Werder Bremen |
| VCJ | > | Micah HAMILTON | AM/W | ENG | 43 | 82 | 13/11/03 (20) | 88 | | | SV Werder Bremen | | 330 | | | | 0 | 0 | 340 | 0 | Y | |
| 350,000 < > SV Werder Bremen |
| XFV | > | Max THOMPSON | Gk | ENG | 43 | 84 | 01/08/04 (19) | 88 | | | SV Werder Bremen | | 320 | | | | 0 | 0 | 265 | 0 | Y | |
| 900,000 < > Feyenoord |
| OBG | > | Rocco VATA | AM | IRL | 46 | 97 | 18/04/05 (18) | 90 | | | Feyenoord | | 510 | | | | 0 | 0 | 670 | 0 | Y | |
| Dundee United 475,000 < > Feyenoord |
| QHI | > | Chris MOCHRIE | AM | SCO | 43 | 93 | 07/04/03 (20) | 91 | | | Feyenoord | | 340 | | | | 0 | 0 | 340 | 0 | Y | |
| Real Betis < > 5,300,000 Benfica |
| WAT | < | FABIÁN Ruiz Peña | CM/AM | ESP | 66 | 82 | 03/04/96 (27) | 89 | 1.89 | 70 | Real Betis | 6.93 | 28720 | | | | 2 | 1 | 5770 | 3 | +1 | |
| Atalanta 2,500,000 < > Benfica |
| HRD | > | Matteo RUGGERI | LB | ITA | 62 | 91 | 11/07/02 (21) | 90 | | | Benfica | | 12660 | | | | 0 | 0 | 3610 | 0 | +4 | |
| DJO | > | Marco CARNESECCHI | Gk | ITA | 61 | 80 | 01/07/00 (23) | 90 | | | Benfica | | 11220 | | | | 0 | 0 | 2935 | 0 | +4 | |
| AXV | < | Maxence LACROIX | CB | FRA | 64 | 1 | 06/04/00 (23) | 91 | 1.89 | 90 | Atalanta | | | 6 | | | | | 3925 | | | |
| XCI | < | Jonas Older WIND | St | DEN | 64 | 13 | 07/02/99 (25) | 91 | 1.86 | 76 | Atalanta | | | | | | | | 5680 | | | |
| FC Basel 12,500,000 < > Benfica |
| PNN | > | Nahuel MOLINA Lucero | RB/RWB | ARG | 68 | 79 | 06/04/98 (25) | 90 | 1.77 | 69 | Benfica | 7.44 | 40640 | | | | 1 | 1 | 5810 | 1 | +4 | |
| 900,000 < > Blackburn Rovers |
| YOG | > | Mats KNOESTER | CB | NED | 58 | 95 | 19/11/98 (25) | 92 | 1.84 | 71 | Blackburn Rovers | | 7490 | | | | 0 | 0 | 1375 | 0 | | |
| 760,000 < > Blackburn Rovers |
| SDA | > | Leif DAVIS | LB/CB | ENG | 57 | 89 | 12/01/00 (24) | 91 | | | Blackburn Rovers | | 5820 | | | | 0 | 0 | 1250 | 0 | | |
| Lille B 3,710,000 < > West Ham United |
| JXU | > | Lucas DIGNE | LB | FRA | 65 | 97 | 20/07/93 (30) | 91 | 1.75 | 68 | West Ham United | | 22500 | | | | 0 | 0 | 2770 | 0 | +1 | |
| Loan/transfer listed |
| EKG | - | Jerry ST JUSTE | RB/CB | NED | 61 | 92 | 19/10/96 (27) | 94 | 1.82 | 70 | SC Heerenveen | | 10620 | | | T | 1 | 0 | 1900 | 0 | | |
| Released |
| MWK | 25+ | Juan Diego ALEGRÍA Arango | CS | COL | 47 | 15 | 06/06/02 (21) | 87 | | | Chicó | | | | | | | | 680 | | | |
| JTL | 16 | Graziano PELLÉ | CS | ITA | 58 | 15 | 15/07/85 (38) | 89 | 1.93 | 90 | Portsmouth | | | | | | | | F/t | | | |
| BUZ | <20 | Delvin NDINGA | DM | CGO | 54 | 0 | 14/03/88 (35) | 86 | 1.80 | 70 | Sibenik | | | | | | | | F/t | | | |
| UOC | 25+ | Kolbeinn SIGÞÓRSSON | CS | ISL | 52 | 15 | 14/03/90 (33) | 92 | 1.81 | 76 | Bradford City | | | | | | | | 265 | | | |
| Loan callbacks |
| FSL | - | George ILENIKHENA | CS | FRA | 52 | 95 | 16/08/06 (17) | 89 | | | SC Heerenveen | | 1410 | | | | 0 | 0 | 2035 | 0 | Y | |
