| Player | From | Fee | Date |
|---|---|---|---|
| Giménez Carlos | Free Agent | Free | 16.08.2027 |
| Camacho Alejandro | Free Agent | Free | 16.08.2027 |
| Solís José | Free Agent | Free | 16.08.2027 |
| Santiago Nicolás | Free Agent | Free | 16.08.2027 |
| Diez Luis | Free Agent | Free | 16.08.2027 |
| Astralaga Ander | Sevilla | 5.4M | 16.01.2028 |
| Player | To | Fee | Date |
|---|---|---|---|
| Trincão Francisco | Tottenham | 106.4M | 18.01.2028 |
| Laporte Aymeric | Free Agent | Free | 01.09.2027 |
| Yeray | Free Agent | Free | 01.09.2027 |
| Louis-Jean Johaneko | Free Agent | Free | 01.09.2027 |
| Ruiz de Galarreta Íñigo | Tenerife | 1.9M | 22.01.2028 |
| Player | From | Date | End Date |
|---|---|---|---|
| López David | Mallorca | 06.09.2027 | 02.07.2028 |
| ter Stegen Marc-André | Barcelona | 11.01.2028 | 06.11.2028 |
| Player | To | Date | End Date |
|---|---|---|---|
| Santos Mikel | Salernitana | 02.09.2027 | 29.04.2028 |
| Gerenabarrena Beñat | Eibar | 13.01.2028 | 11.06.2028 |
| Navarro Robert | Eldense | 15.01.2028 | 13.06.2028 |