Additions
| from | Name | Pos | Team | Team | ||
|---|---|---|---|---|---|---|
| 08/2020 |  | Ivanildo Fernandes | DF |  | Çaykur Rizespor | Rizespor |
| 07/2020 |  | Diego Callai | GK |  | Sporting CP U19 | Sporting U19 |
| 07/2020 |  | Gonçalo Pinto | GK |  | União Santarém | União Santarém |
| 07/2020 | | Babacar Fati | DF |  | Sporting CP U23 | U23 |
| 07/2020 | | Marco Túlio | MF |  | KSV Roeselare | Roeselare |
| 07/2020 |  | Dimitar Mitrovski | MF | | Sporting CP U23 | U23 |
| 07/2020 | | Tomás Silva | MF | | Sporting CP U23 | U23 |
| 07/2020 |  | Elves Baldé | FW |  | CD Feirense | Feirense |
| 07/2020 | | Pedro Marques | FW |  | FC Den Bosch | FC Den Bosch |
| 07/2020 |  | Leonardo Ruiz | FW |  | Varzim SC | Varzim SC |
| 07/2020 | | Filipe Çelikkaya | MA | | Sporting CP U19 | Sporting U19 |
| 07/2020 | | Nuno Cardoso | AS-CO | |||
| 07/2020 | | Tiago Farinha | AS-CO |  | Santa Iria | Santa Iria |
| 07/2020 | | Hugo Tecelão | GK-CO | | Sporting CP U19 | Sporting U19 |
Departures
| from | Name | Pos | Team | Team | ||
|---|---|---|---|---|---|---|
| 04/2021 |  | Zackarias Faour | FW |  | Assyriska Turabdin IK | Assyriska Turabdin IK |
| 02/2021 | | Marco Túlio | MF |  | CSA - AL | CSA |
| 02/2021 | | Pedro Marques | FW |  | Gil Vicente | Gil Vicente |
| 01/2021 | | Ivanildo Fernandes | DF |  | UD Almería | Almería |
| 09/2020 | | Leonardo Ruiz | FW |  | UD Logroñés | UD Logroñés |