StadiumStadion FC Fermalen
| Current capacity of the stadium |
| Standing | 80 000 |
| Seats | 50 000 |
| Tribune | 30 000 |
| Seats for sponsors | 1 000 |
| Fans attended |
| 5. 3. 2026 | FK Slovan Trstena -FC AmaZulu | 3 881 |
| 2. 3. 2026 | FK Slovan Trstena -Maracaibo | 3 937 |
| 27. 2. 2026 | FK Slovan Trstena -FC Basel 1893 | 3 966 |
| 24. 2. 2026 | FK Slovan Trstena -Istra Pula | 3 956 |
| 14. 2. 2026 | FK Slovan Trstena -SC BRAGA | 3 928 |
| 5. 2. 2026 | FK Slovan Trstena -Halle | 4 867 |
| 28. 1. 2026 | FK Slovan Trstena -Brisbane Knights FC | 5 527 |