Additions
| from | Name | Pos | Team | Team | ||
|---|---|---|---|---|---|---|
| 05/2021 |  | Dario Grgić | MF |  | FK Čukarički U19 | U19 |
| 05/2021 | | Mihajlo Spasojević | FW | | FK Čukarički U19 | U19 |
| 02/2021 | | Strahinja Tanasijević | DF |  | Chievo Verona | Chievo Verona |
| 01/2021 | | Mihajlo Baić | FW |  | Spartak Subotica | Sp. Subotica |
| 01/2021 | | Stefan Čolović | FW |  | Dundalk FC | Dundalk |
| 01/2021 | | Novak Mićović | GK |  | IMT Beograd | IMT Beograd |
| 01/2021 |  | Slobodan Rubežić | DF | |||
| 01/2021 | | Stefan Veličković | DF |  | FK Inđija | FK Inđija |
| 01/2021 | | Đorđe Jovanović | FW | |||
| 01/2021 | | Nikola Terzić | FW | | IMT Beograd | IMT Beograd |
| 10/2020 | | Srđan Mijailović | MF | |||
| 10/2020 | | Viktor Rogan | DF | | FK Čukarički U19 | U19 |
| 10/2020 |  | Andrej Bosnić | FW |  | Borac Banja Luka | Borac BL |
| 10/2020 | | Nikola Petković | MF | | FK Čukarički U19 | U19 |
| 08/2020 | | Danilo Pantić | MF |  | Chelsea FC | Chelsea |
| 07/2020 | | Nemanja Tošić | DF |  | Mačva Šabac | Mačva Šabac |
| 07/2020 | | Andrej Kožul | GK | | FK Čukarički U19 | U19 |
| 07/2020 | | Kosta Aleksić | MF |  | FK Napredak | Napredak |
| 07/2020 | | Andrija Fratrović | MF | | IMT Beograd | IMT Beograd |
| 07/2020 | | Marko Rakonjac | MF | | IMT Beograd | IMT Beograd |
| 07/2020 | | Bojica Nikčević | FW |  | Radnički Pirot | Radnički Pirot |
| 07/2020 | | Marko Šarić | FW | | Radnički Pirot | Radnički Pirot |
Departures
| from | Name | Pos | Team | Team | ||
|---|---|---|---|---|---|---|
| 03/2021 | | Veljko Birmančević | FW |  | Malmö FF | Malmö FF |
| 02/2021 | | Nikola Terzić | FW |  | Partizan | Partizan |
| 02/2021 | | Andrej Kožul | GK |  | FK Rad Beograd U19 | FK Rad Beograd U19 |
| 01/2021 |  | Eze Okeuhie | FW |  | Shakhter Soligorsk | Shakhter |
| 01/2021 | | Marko Šarić | FW |  | FK Rad Beograd | FK Rad |
| 10/2020 | | Bojica Nikčević | FW |  | FK Novi Pazar | FK Novi Pazar |
| 09/2020 | | Aleksander Veselinović | MA |  | Al Dhafra | Al Dhafra |
| 09/2020 | | Andrija Fratrović | MF | | FK Novi Pazar | FK Novi Pazar |
| 08/2020 | | Aleksandar Đorđević | MF | | FK Inđija | FK Inđija |
| 07/2020 | | Kosta Aleksić | MF | | FK Inđija | FK Inđija |
| 07/2020 | | Uroš Ignjatović | DF |  | FK Sinđelić Beograd | FK Sinđelić Beograd |
| 07/2020 | | Stefan Radojičić | DF | | IMT Beograd | IMT Beograd |
| 07/2020 | | Luka Zorić | MF | | IMT Beograd | IMT Beograd |
| 07/2020 | | Petar Mićin | FW |  | Udinese Calcio | Udinese |
| 07/2020 |  | Dilan Ortíz | FW |  | Atlético Nacional U20 | U20 |
| 07/2020 | | Slobodan Tedić | FW |  | Manchester City U21 | Man City U21 |