| Name | Age | Position | Nationality |
|---|---|---|---|
| Unai Simón | 27 | Goalkeeper | Spain |
| Julen Agirrezabala | 24 | Goalkeeper | Spain |
| Álex Padilla | 21 | Goalkeeper | Spain |
| Oier Gastesi | 21 | Goalkeeper | Spain |
| Peio Canales | 20 | Midfield | Spain |
| Adama Boiro | 22 | Left-Back | Spain |
| Mikel Jauregizar | 21 | Central Midfield | Spain |
| Unai Gomez | 21 | Attacking Midfield | Spain |
| Álvaro Djaló | 25 | Left Winger | Spain |
| Javi Martón | 25 | Centre-Forward | Spain |
| Nico Serrano | 21 | Left Winger | Spain |
| Benat Prados | 23 | Central Midfield | Spain |
| Nico Williams | 22 | Left Winger | Spain |
| Aitor Paredes Casamichana | 24 | Centre-Back | Spain |
| Oihan Sancet | 24 | Attacking Midfield | Spain |
| Mikel Vesga | 31 | Defensive Midfield | Spain |
| Gorka Guruzeta | 28 | Centre-Forward | Spain |
| Andoni Gorosabel | 28 | Right-Back | Spain |
| Iñaki Williams | 30 | Right Winger | Ghana |
| Daniel Vivian | 25 | Centre-Back | Spain |
| De Marcos | 35 | Right-Back | Spain |
| Unai Núñez | 27 | Centre-Back | Spain |
| Iñigo Lekue | 31 | Right-Back | Spain |
| Yeray Álvarez | 29 | Centre-Back | Spain |
| Ruiz de Galarreta | 31 | Central Midfield | Spain |
| Yuri Berchiche | 34 | Left-Back | Spain |
| Ander Herrera | 35 | Central Midfield | Spain |
| Álex Berenguer | 29 | Left Winger | Spain |