Additions
| from | Name | Pos | Team | Team | ||
|---|---|---|---|---|---|---|
| 01/2018 |  | Vito | GK |  | Córdoba CF | Córdoba |
| 01/2018 |  | Santiago Bueno | DF |  | FC Barcelona B | Barcelona B |
| 01/2018 | | Manel Martínez | FW |  | Girona FC | Girona |
| 01/2018 | | Narcís Pèlach | MA |  | UE Figueres | UE Figueres |
| 12/2017 | | Pedro Porro | DF | | Girona FC | Girona |
| 09/2017 |  | Kjetil Haug | GK |  | Manchester City U21 | Man City U21 |
| 09/2017 | | Arimany | FW | | Girona FC | Girona |
| 08/2017 |  | Seung-ho Paik | MF | | FC Barcelona B | Barcelona B |
| 07/2017 |  | Yhoan Andzouana | FW |  | AS Monaco | AS Monaco |
| 07/2017 | | Bambo Diaby | DF |  | Sampdoria | Sampdoria |
| 07/2017 | | Èric Montes | DF |  | FC Barcelona U19 | Barcelona U19 |
| 07/2017 | | Iu Ranera | MF |  | CD Leganés | Leganés |
| 07/2017 |  | Kévin Soni | FW |  | Girondins de Bordeaux | Bordeaux |
| 07/2017 | | Maxi Villa | DF |  | Nacional U20 | Nacional U20 |
| 07/2017 | | José Suárez | GK | | FC Barcelona B | Barcelona B |
| 07/2017 | | Albert Torra | GK | |||
| 07/2017 | | Gianni Cassaro | GK | | Girona FC | Girona |
| 07/2017 | | Álex Cobos | MF | |||
| 07/2017 | | Javi Sánchez | MF | |||
| 07/2017 | | Pol Blay | MF |  | Girona FC U19 | U19 |
| 07/2017 | | Andrés Romero | MF | | Nacional U20 | Nacional U20 |
| 07/2017 | | Álex Pachón | FW |
Departures
| from | Name | Pos | Team | Team | ||
|---|---|---|---|---|---|---|
| 01/2018 | | Javi Sánchez | MF |  | Rápido de Bouzas | Rápido de Bouzas |
| 01/2018 | | Kjetil Haug | GK | | Manchester City U21 | Man City U21 |
| 12/2017 | | Arnau | MA |  | Nei Mongol Zhongyou | Hohhot Zhongyou |
| 09/2017 | | Víctor Alonso | MF |  | UE Sant Andreu | UE Sant Andreu |
| 07/2017 | | Chele | DF |  | CF Badalona Futur | Badalona Futur |