Additions
| from | Name | Pos | Team | Team | ||
|---|---|---|---|---|---|---|
| 08/2021 | Unai Uberuaga | MF | ![]() | SD Amorebieta | SD Amorebieta | |
| 07/2021 | Mandaluniz | GK | ||||
| 07/2021 | Unai Llorente | GK | ||||
| 07/2021 | Artabe | DF | ||||
| 07/2021 | De Eguino | DF | ![]() | Balmaseda FC | Balmaseda FC | |
| 07/2021 | Haritz Estivariz | DF | ||||
| 07/2021 | Hugo Cabanas | DF | ||||
| 07/2021 | Ibai Quintana | DF | ![]() | CD Aurrerá de Vitoria U19 | U19 | |
| 07/2021 | Jon Galarza | DF | ||||
| 07/2021 | Jon Larrauri | DF | ||||
| 07/2021 | Antton Fruniz | MF | ![]() | Danok Bat U19 | Danok Bat U19 | |
| 07/2021 | Chopi | MF | ![]() | JD Somorrostro | JD Somorrostro | |
| 07/2021 | Infante | MF | ||||
| 07/2021 | Julen Huidobro | MF | ![]() | Sestao River | Sestao River | |
| 07/2021 | Luisma | MF | ![]() | SD Gernika | Gernika | |
| 07/2021 | Marcos Yaniz | MF | ![]() | Danok Bat U19 | Danok Bat U19 | |
| 07/2021 | Ander Herreros | FW | ||||
| 07/2021 | Dwomoh | FW | ||||
| 07/2021 | Jamal Hamed | FW | ||||
| 07/2021 | Íñigo Pisón | FW |
Departures
| from | Name | Pos | Team | Team | ||
|---|---|---|---|---|---|---|
| 01/2022 | Jon Larrauri | DF | ![]() | SD Gernika | Gernika | |
| 11/2021 | Unai Uberuaga | MF | ![]() | SD Amorebieta | SD Amorebieta | |
| 07/2021 | Goti | MF | ![]() | Sestao River | Sestao River | |
| 07/2021 | Matías Sánchez | DF | ![]() | CD Tudelano | CD Tudelano | |
| 07/2021 | Garai | MF | ![]() | Sestao River | Sestao River | |
| 07/2021 | Xabi Mayordomo | FW | ![]() | Barakaldo CF | Barakaldo CF | |
| 07/2021 | De Miguel | GK | ![]() | Athletic Club B | Bilbao B | |
| 07/2021 | David Morante | DF | ![]() | Valladolid Promesas | Valladolid B | |
| 07/2021 | Jon Agirrezabala | DF | ![]() | SD Gernika | Gernika | |
| 07/2021 | Koldo Berasaluze | DF | ![]() | SD Gernika | Gernika | |
| 07/2021 | Roger Marcè | DF | ![]() | CF Badalona | CF Badalona | |
| 07/2021 | Arturo Segado | MF | ![]() | CD Toledo | CD Toledo | |
| 07/2021 | Haritz Albisua | MF | ![]() | SD Logroñés | SD Logroñés | |
| 07/2021 | Jaime Dios | FW | ![]() | CD Vitoria | CD Vitoria | |
| 07/2021 | Mikel Pradera | FW | ![]() | Real Unión | Real Unión | |
| 07/2021 | Yurrebaso | FW | ![]() | CD Calahorra | CD Calahorra |

















