FC Sumen 1975 
Transfers
| Date | Player | From team | To team | Transfer fee |
|---|---|---|---|---|
| june 25 2022 | P. Kaplan | FC Sumen 1975 | None | Player is fired |
| may 8 2022 | E. Stolarov | FC Sumen 1975 | None | Player is fired |
| may 8 2022 | G. Hlutev | FC Sumen 1975 | None | Player is fired |
| march 24 2022 |  M. Chirwa |  FC Hlotse #3 | FC Sumen 1975 | RSD5 708 401 |
| march 23 2022 | S. Belianov | FC Sumen 1975 |  Manilas kaņepāji | RSD5 257 069 |
| march 22 2022 | A. Paskalev | FC Varna #6 | FC Sumen 1975 | RSD2 478 701 |
| march 22 2022 |  E. Abas | FC Sumen 1975 | None | Player is fired |
| march 19 2022 |  H. Coscino | FC Sumen 1975 |  FC Charlotte Amalie #11 | RSD1 478 430 |
| march 15 2022 |  R. Cabralez | Real Murcia | FC Sumen 1975 | RSD8 724 089 |
| march 15 2022 | P. Lunchev | FC Sumen 1975 | None | Player is fired |
| february 19 2022 |  L. Kolta |  Wolf to death | FC Sumen 1975 | RSD9 945 601 |
| january 28 2022 | A. Yankov | FC Sumen 1975 | FC Smunck | RSD1 788 663 |
| january 25 2022 |  R. Lizarraga | Guasdualito | FC Sumen 1975 | RSD5 817 841 |
| january 24 2022 |  A. Alioui | FC dingo110 | FC Sumen 1975 | RSD3 290 701 |
| january 24 2022 | B. Kounev | FC Sumen 1975 | None | Player is fired |
| january 23 2022 |  T. Newell | FC Sumen 1975 |  Reykjavík #17 | RSD1 698 772 |
| december 11 2021 |  J. Kai |  Limpio #2 | FC Sumen 1975 | RSD6 991 312 |
| december 10 2021 | K. Chalukov | FC Sumen 1975 | None | Player is fired |
| december 7 2021 |  J. Vanicsek | Caracas #12 | FC Sumen 1975 | RSD4 683 840 |
| december 2 2021 |  E. Calzadilla | Avileño United | FC Sumen 1975 | RSD6 139 281 |
| november 9 2021 | J. Nicely | FC Sumen 1975 | FC Stara Zagora #5 | RSD1 375 079 |
| october 14 2021 | G. Kayaci | FC Sumen 1975 | FC Olaine | RSD1 630 000 |
| october 14 2021 |  J. Toclive | FC Sumen 1975 | FC Olaine | RSD1 478 429 |
| october 8 2021 | S. Nişancı | FC Sumen 1975 | None | Player is fired |
| september 16 2021 |  M. Pierdomenico | FC Sumen 1975 |  Jusis | RSD1 815 890 |