| july 5 2021 |  M. Garaudy |  Royal Union Sint-Gillis |  FC Stara Zagora #6 | RSD33 323 481 |
| july 2 2021 |  F. Chutta | FC Stara Zagora #6 |  Contagem | RSD11 705 400 |
| may 15 2021 |  F. Valvis |  FC OTB | FC Stara Zagora #6 (On loan) | (RSD9 152 650) |
| may 12 2021 | B. Izvorov | FC Stara Zagora #6 |  FC Salgótarjan #3 (On loan) | (RSD93 670) |
| may 9 2021 | V. Yordankov | FC Stara Zagora #6 |  Mitrovica #2 (On loan) | (RSD162 006) |
| april 14 2021 |  F. Montillet | Shorttube Lycoris | FC Stara Zagora #6 | RSD16 325 001 |
| april 13 2021 |  G. Ramzy | FC Stara Zagora #6 |  FC_Juventus | RSD16 857 120 |
| march 22 2021 |  H. Pirisov | FC Stara Zagora #6 |  PEAC | RSD15 120 448 |
| march 19 2021 |  Y. Tsai | FC Stara Zagora #6 |  Yueyang #12 | RSD7 331 616 |
| march 16 2021 |  G. Skangalis | FC Stara Zagora #6 |  FC Târgu Jiu #4 | RSD15 170 015 |
| february 24 2021 | X. Hoong | FC Granacher | FC Stara Zagora #6 | RSD25 432 404 |
| february 23 2021 |  P. Simbolon |  MPL Newcastle | FC Stara Zagora #6 | RSD44 285 921 |
| february 22 2021 | S. Yee | FC Stara Zagora #6 |  FC Lukang | RSD4 224 896 |
| february 21 2021 | T. He | FC Stara Zagora #6 |  Fjorden Ballklubb | RSD22 125 302 |
| february 20 2021 |  B. Balderson | Rossoneri FC | FC Stara Zagora #6 | RSD28 359 201 |
| february 20 2021 | F. Su |  FC Port Vila | FC Stara Zagora #6 | RSD40 631 681 |
| february 20 2021 |  I. Yaovi | FC Stara Zagora #6 | perama city | RSD22 218 560 |
| february 1 2021 | H. Pirisov |  PuCeLaNa | FC Stara Zagora #6 | RSD25 000 001 |
| january 28 2021 |  B. Nizharadze |  Entertainment Club | FC Stara Zagora #6 (On loan) | (RSD18 891 990) |
| january 26 2021 | A. Savidakis | FC Stara Zagora #6 | FC Kecskemét #7 | RSD7 837 777 |
| january 25 2021 |  R. Hinno | FC Stara Zagora #6 | FC Ventspils #8 | RSD5 121 365 |
| january 25 2021 | G. Ramzy |  Oranges | FC Stara Zagora #6 | RSD19 110 971 |
| january 24 2021 | F. Chutta |  Granadilla | FC Stara Zagora #6 | RSD28 499 613 |
| january 23 2021 |  Y. Al Shammari | FC Stara Zagora #6 |  Estamos Remando!! | RSD15 753 361 |
| january 23 2021 | A. Peev | FC Stara Zagora #6 | FC Arad #2 | RSD26 096 537 |
