Additions
| from | Name | Pos | Team | Team | ||
|---|---|---|---|---|---|---|
| 04/2017 |  | Sergi Barjuán | MA | |||
| 01/2017 | | Juanjo Nieto | DF |  | RCD Mallorca B | Mallorca |
| 01/2017 |  | Saša Zdjelar | MF |  | Olympiacos FC | Olympiacos FC |
| 01/2017 | | Ángel Sánchez | FW | | RCD Mallorca B | Mallorca |
| 01/2017 | | Angeliño | DF |  | Manchester City | Man City |
| 01/2017 | | Saúl García | DF |  | Girona FC | Girona |
| 12/2016 | | Olaizola | MA | | RCD Mallorca B | Mallorca |
| 10/2016 | | Bruzón | AS-CO | |||
| 08/2016 | | Adrián Dalmau | FW |  | Espanyol Barcelona B | Espanyol B |
| 08/2016 | | Dejan Lekić | FW | | Girona FC | Girona |
| 08/2016 | | Julio Pleguezuelo | DF |  | Arsenal FC U21 | Arsenal FC U21 |
| 07/2016 | | Santamaría | GK |  | SD Ponferradina | Ponferradina |
| 07/2016 |  | Emmanuel Culio | MF |  | Real Zaragoza | Zaragoza |
| 07/2016 | | Juan Rodríguez | MF |  | Getafe CF | Getafe |
| 07/2016 | | Jaume | GK |  | Barakaldo CF | Barakaldo CF |
| 07/2016 | | Alberto López | DF |  | Atlético Malagueño | Atlético Malagueño |
| 07/2016 | | Ion Ansotegi | DF |  | SD Eibar | Eibar |
| 07/2016 | | Raíllo | DF | | SD Ponferradina | Ponferradina |
| 07/2016 | | Juan Domínguez | MF |  | Deportivo A Coruña | Deportivo |
| 07/2016 |  | Moutinho | MF |  | CD Tenerife | Tenerife |
| 07/2016 |  | Cedric Omoigui | FW |  | Valencia CF B | Valencia B |
Departures
| from | Name | Pos | Team | Team | ||
|---|---|---|---|---|---|---|
| 02/2017 | | Alberto López | DF |  | Real Murcia | Murcia |
| 01/2017 | | Damià | MF |  | CD Lugo | Lugo |
| 08/2016 |  | Kasim Adams | DF |  | BSC Young Boys | Young Boys |
| 08/2016 |  | Tobias Henneböle | DF |  | Eintracht Trier | Eintracht Trier |
| 07/2016 |  | Mickaël Pereira | MF |  | Yeni Malatyaspor | Y. Malatyaspor |
| 07/2016 |  | Benjamin Machini | GK | | Barakaldo CF | Barakaldo CF |
| 07/2016 | | Tomeu Nadal | GK |  | Albacete | Albacete |
| 07/2016 | | Timon Wellenreuther | GK |  | FC Schalke 04 | Schalke |
| 07/2016 | | Lucas Aveldaño | DF |  | Belgrano de Córdoba | Belgrano |
| 07/2016 | | David Costas | DF |  | Celta de Vigo | Celta de Vigo |
| 07/2016 |  | Hugo Gomes | DF |  | Recreativo Granada | Recre Granada |
| 07/2016 | | Vinícius Moreira | MF |  | Grêmio Porto Alegre | Grêmio |
| 07/2016 |  | Acuña | FW |  | CD Numancia | Numancia |
| 07/2016 | | Cristian Carracedo | FW | | RCD Mallorca B | Mallorca |
| 07/2016 | | Felippe Carioca | FW | | Grêmio Porto Alegre | Grêmio |
| 07/2016 | | Ortuño | FW |  | UD Las Palmas | UD Las Palmas |