Additions
| from | Name | Pos | Team | Team | ||
|---|---|---|---|---|---|---|
| 02/2022 |  | Amit Bitton | DF | |||
| 02/2022 |  | Davide Mariani | MF | |||
| 02/2022 |  | Levon Apkaryan | AS-CO | |||
| 02/2022 |  | Syam Ben Youssef | DF | |||
| 02/2022 |  | Kevin Tapoko | MF |  | Hapoel Haifa | Hapoel Haifa |
| 01/2022 | | Petar Hubchev | MA | |||
| 01/2022 | | Stoyan Ivanov | MF | |||
| 01/2022 | | Nikola Minkov | MF | |||
| 01/2022 | | Olcay Aliev | FW |  | FC Yantra | FC Yantra |
| 09/2021 | | Efe Ali | MF |  | PFC Beroe II | PFC Beroe II |
| 09/2021 |  | Johnathan | DF |  | Botev Plovdiv | Botev Plovdiv |
| 07/2021 |  | Oumar Camara | FW |  | SC Sète | SC Sète |
| 07/2021 |  | Nordin Bakker | GK |  | FC Volendam | FC Volendam |
| 07/2021 | | Reyan Daskalov | DF |  | Tsarsko Selo Sofia | Tsarsko Selo |
| 07/2021 | | Miroslav Enchev | DF |  | Cherno More Varna | Cherno Mo. |
| 07/2021 | | Kamen Hadzhiev | DF |  | Puskás Akadémia | Puskás FC |
| 07/2021 | | Hristo Mitev | DF | | FC Yantra | FC Yantra |
| 07/2021 |  | Oumar Sako | DF |  | Al Kharaitiyat | Al Kharaitiyat |
| 07/2021 | | Daniel Genov | MF |  | Botev Vratsa | Botev Vratsa |
| 07/2021 | | Simeon Mechev | MF |  | Etar Veliko Tarnovo | Etar Tarnovo |
| 07/2021 |  | Aboubacar Toungara | MF |  | FAR de Rabat | FAR Rabat |
| 07/2021 | | Serkan Yusein | MF |  | CSKA 1948 Sofia | CSKA 1948 |
| 07/2021 | | Emanuel Lukanov | AS-CO |
Departures
| from | Name | Pos | Team | Team | ||
|---|---|---|---|---|---|---|
| 02/2022 | | Kamen Hadzhiev | DF |  | Pakhtakor FC | Pakhtakor FC |
| 01/2022 | | Nordin Bakker | GK |  | Almere City FC | Almere City FC |
| 01/2022 | | Aleksandar Tsvetkov | MF |  | Academica Clinceni | FC Clinceni |
| 01/2022 | | Reyan Daskalov | DF | | CSKA 1948 Sofia | CSKA 1948 |
| 01/2022 | | Oumar Sako | DF |  | LASK | LASK |
| 09/2021 | | Olcay Aliev | FW | | FC Yantra | FC Yantra |
| 08/2021 |  | Erivaldo | FW |  | FK Taraz | FK Taraz |
| 08/2021 |  | Dušan Perniš | GK |  | MFK Dubnica | MFK Dubnica |
| 08/2021 |  | Ilias Hassani | DF |  | Al Shahaniya | Al Shahaniya |
| 07/2021 |  | Gaïus Makouta | MF |  | Boavista | Boavista |
| 07/2021 | | Hristiyan Vasilev | GK | | Tsarsko Selo Sofia | Tsarsko Selo |
| 07/2021 | | Georgi Angelov | DF | | CSKA 1948 Sofia | CSKA 1948 |
| 07/2021 | | Georgi Madzharov | DF |  | Neftochimik Burgas | FK Neftochimik |
| 07/2021 | | Teddy Mézague | DF |  | Eyüpspor | Eyüpspor |
| 07/2021 | | Krum Stoyanov | DF |  | Arda Kardzhali | Arda Kardzhali |
| 07/2021 |  | Ibrahima Sory Conté | MF |  | Bnei Sachnin FC | Bnei Sachnin FC |
| 07/2021 | | Ivan Minchev | MF |  | FK Bregalnica Štip | FK Bregalnica Štip |
| 07/2021 | | Dimo Bakalov | FW | | Tsarsko Selo Sofia | Tsarsko Selo |