| Player | From | Fee | Date |
|---|---|---|---|
| Masscho Loïc | Free Agent | Free | 02.08.2026 |
| Swers Iebe | Free Agent | Free | 02.08.2026 |
| Fontaine Jean-Pascal | Free Agent | Free | 06.08.2026 |
| De Bie Jonathan | Free Agent | Free | 07.08.2026 |
| Geens Bo | Free Agent | Free | 11.08.2026 |
| Michelin Clément | Free Agent | Free | 13.08.2026 |
| Rocheteau Kévin | Free Agent | Free | 14.08.2026 |
| Milts Livio | Free Agent | Free | 12.09.2026 |
| Mena César | Free Agent | Free | 30.09.2026 |
| Hmamouch Mohamed | Free Agent | Free | 13.10.2026 |
| Sadipour Alireza | Free Agent | Free | 14.10.2026 |
| Gutiérrez Anderson | Free Agent | Free | 09.11.2026 |
| Palacios Jefferson | Free Agent | Free | 29.11.2026 |
| Bass Abraham | Free Agent | Free | 14.12.2026 |
| Hamami Mohamed | Free Agent | Free | 25.12.2026 |
| Demarteau Julian | Free Agent | Free | 28.12.2026 |
| Silva Tomás | Free Agent | Free | 30.12.2026 |
| Ngambi Junior | Free Agent | Free | 06.01.2027 |
| N'Guessan Jean-Baptiste | Free Agent | Free | 11.01.2027 |
| Domínguez Joel | Free Agent | Free | 13.01.2027 |
| Jara Andrés | Free Agent | Free | 28.01.2027 |
| Player | To | Fee | Date |
|---|---|---|---|
| Nainggolan Mousa | Lokeren | 1.1M | 14.08.2026 |
| Onana Simon | Westerlo | 1.8M | 16.08.2026 |
| Leclercq Stéphane | Free Agent | Free | 13.09.2026 |
| Castagne Thomas | Free Agent | Free | 13.09.2026 |
| Alderweireld Dries | Olympique Lyonnais | 26.6M | 07.08.2026 |
| Boyata Radja | Nimes | 6.6M | 31.08.2026 |
| Carrasco Thomas | LOSC Lille | 9.9M | 11.01.2027 |
| Onana Hans | Twente | 32.0M | 13.08.2026 |
| Player | From | Date | End Date |
|---|---|---|---|
| Diriken Alouis | Sint-Truiden | 07.08.2026 | 04.05.2027 |
| Player | To | Date | End Date |
|---|---|---|---|
| Fellaini Toby | Charleroi | 13.01.2027 | 09.11.2027 |