Additions
| from | Name | Pos | Team | Team | ||
|---|---|---|---|---|---|---|
| 06/2020 |  | Marcos Lavín | GK |  | Getafe CF B | Getafe B |
| 02/2020 |  | Erick Cabaco | DF |  | Levante UD | Levante |
| 01/2020 | | Chema | DF |  | Nottingham Forest | Nott'm Forest |
| 01/2020 |  | Deyverson | FW |  | Palmeiras | Palmeiras |
| 01/2020 |  | Peter Etebo | MF |  | Stoke City | Stoke City |
| 11/2019 |  | Florent Poulolo | DF | | Getafe CF B | Getafe B |
| 09/2019 | | Jason | MF |  | Valencia CF | Valencia |
| 09/2019 | | Kenedy | MF |  | Chelsea FC | Chelsea |
| 08/2019 | | David Timor | MF |  | UD Las Palmas | UD Las Palmas |
| 08/2019 | | Etxeita | DF |  | Athletic Club | Athletic |
| 08/2019 | | Patri | AS-CO | |||
| 08/2019 |  | Fayçal Fajr | MF |  | SM Caen | SM Caen |
| 07/2019 |  | Allan Nyom | DF |  | West Bromwich Albion | West Brom |
| 07/2019 | | Iván Alejo | FW | |||
| 07/2019 | | Marc Cucurella | MF |  | FC Barcelona | Barcelona |
| 07/2019 | | Enric Gallego | FW | |||
| 07/2019 |  | Filip Manojlović | GK |  | Panionios GSS | Panionios |
| 07/2019 | | Raúl Carnero | DF |  | Girona FC | Girona |
| 07/2019 | | Álvaro Jiménez | MF |  | Sporting Gijón | Sporting Gijón |
| 07/2019 | | Lazo | MF |  | CD Lugo | Lugo |
| 07/2019 |  | Merveille Ndockyt | MF |  | FC Barcelona B | Barcelona B |
| 07/2019 | | Rober Ibáñez | MF |  | CA Osasuna | Osasuna |
| 07/2019 | | Chuli | FW |  | CD Extremadura | CD Extremadura |
| 07/2019 |  | Jack Harper | FW |  | Málaga CF | Málaga |
Departures
| from | Name | Pos | Team | Team | ||
|---|---|---|---|---|---|---|
| 01/2020 | | Bruno | DF | | Levante UD | Levante |
| 01/2020 | | Enric Gallego | FW | | CA Osasuna | Osasuna |
| 01/2020 | | Leandro Cabrera | DF |  | RCD Espanyol | RCD Espanyol |
| 01/2020 | | Raúl Carnero | DF |  | Real Valladolid | Valladolid |
| 08/2019 | | Merveille Ndockyt | MF |  | NK Osijek | NK Osijek |
| 08/2019 | | Chuli | FW |  | Recreativo Huelva | Recreativo |
| 08/2019 | | Rubén Yáñez | GK |  | SD Huesca | Huesca |
| 08/2019 | | Lazo | MF |  | UD Almería | Almería |
| 08/2019 | | Ignasi Miquel | DF | | Girona FC | Girona |
| 08/2019 | | Rober Ibáñez | MF | | CA Osasuna | Osasuna |
| 08/2019 | | Jack Harper | FW |  | AD Alcorcón | Alcorcón |
| 07/2019 | | Iván Alejo | FW |  | Cádiz CF | Cádiz |
| 07/2019 | | Álvaro Jiménez | MF |  | Albacete | Albacete |
| 07/2019 | | Dimitri Foulquier | DF |  | Watford FC | Watford |
| 07/2019 | | Sebastián Cristóforo | MF |  | ACF Fiorentina | Fiorentina |
| 07/2019 | | Hugo Duro | FW | | Getafe CF B | Getafe B |
| 07/2019 | | Samu Sáiz | FW |  | Leeds United | Leeds Utd |
| 07/2019 | | Nacho Fernández | AS-CO |  | Atlético Madrid B | Atlético B |