| Serbia Srpska Liga | 2021/08/21 15:00 | FK Radnicki Beograd v FK TEK Sloga | L | 1-0 |
| Serbia Srpska Liga | 2021/08/13 15:00 | FK TEK Sloga v FK Jedinstvo Surcin | W | 2-1 |
| Serbia Srpska Liga | 2021/06/05 15:00 | FK TEK Sloga v FK Teleoptik Zemun | W | 4-1 |
| Serbia Srpska Liga | 2021/05/29 15:00 | OFK Beograd v FK TEK Sloga | L | 4-3 |
| Serbia Srpska Liga | 2021/05/22 15:00 | FK TEK Sloga v BASK Beograd | W | 2-0 |
| Serbia Srpska Liga | 2021/05/19 15:00 | Crvena Zvezda Mali Mokri Lug v FK TEK Sloga | L | 3-2 |
| Serbia Srpska Liga | 2021/05/14 14:30 | FK TEK Sloga v BSK Batajnica | W | 2-1 |
| Serbia Srpska Liga | 2021/05/09 14:30 | FK Sremcica v FK TEK Sloga | W | 0-1 |
| Serbia Srpska Liga | 2021/08/21 09:00 | Prva Iskra v FK Teleoptik Zemun | W | 2-0 |
| Serbia Srpska Liga | 2021/08/14 09:00 | Prva Iskra v BASK Beograd | L | 1-2 |
| World Club Friendlies | 2021/02/13 09:00 | FK Zvezdara v Prva Iskra | L | 4-0 |
| Europe Friendlies | 2021/02/06 11:00 | Prva Iskra v Lisovic 1977 | W | 3-2 |
| Europe Friendlies | 2021/01/30 10:00 | Prva Iskra v FK Umka | W | 2-1 |
| Europe Friendlies | 2020/08/08 09:00 | FK Zvezdara v Prva Iskra | L | 2-1 |
| Europe Friendlies | 2020/02/06 15:30 | Prva Iskra v FK Sindjelic Belgrade | W | 6-1 |
| Europe Friendlies | 2019/07/20 15:00 | Jedinstvo UB v Prva Iskra | L | 4-0 |