| Jun 30, 2026 | Sibincic | ½–½ | Seres | Round 9: Sibincic, Nikola - Seres, Bela | Sicilian Defense: Kan Variation, Maróczy Bind, Réti Variation | |
| Jun 29, 2026 | Kejzar | * | Sibincic | Round 8: Kejzar, Petra - Sibincic, Nikola | King's Indian Defense: Exchange Variation | |
| Jun 27, 2026 | Kolas | 1–0 | Sibincic | Round 6: Kolas, Tore - Sibincic, Nikola | King's Indian Defense: Normal Variation, Rare Defenses | |
| Jun 26, 2026 | Sibincic | ½–½ | Gal | Round 11: Sibincic, Nikola - Gal, Andrej | ? | |
| Jun 26, 2026 | Zovko | 0–1 | Sibincic | Round 10: Zovko, Mario - Sibincic, Nikola | Sicilian Defense: Closed | |
| Jun 26, 2026 | Sibincic | ½–½ | Milekic | Round 9: Sibincic, Nikola - Milekic, Daniel | French Defense: Advance Variation, Main Line | |
| Jun 26, 2026 | Kanacki | ½–½ | Sibincic | Round 8: Kanacki, Vuk - Sibincic, Nikola | King's Indian Defense: Orthodox Variation, Glek Defense | |
| Jun 26, 2026 | Sibincic | 0–1 | Krishnater Kushager | Round 7: Sibincic, Nikola - Krishnater Kushager | French Defense: Steinitz Variation, Boleslavsky Variation | |
| Jun 26, 2026 | Sobol | 0–1 | Sibincic | Round 6: Sobol, Matvii - Sibincic, Nikola | Sicilian Defense: Najdorf Variation, Adams Attack | |
| Jun 26, 2026 | Sibincic | 1–0 | Mimica | Round 5: Sibincic, Nikola - Mimica, Matija | Sicilian Defense: Accelerated Dragon, Maróczy Bind | |
| Jun 26, 2026 | Nakicen | 0–1 | Sibincic | Round 4: Nakicen, Laura - Sibincic, Nikola | Sicilian Defense: Scheveningen Variation, English Attack, with f3 | |
| Jun 26, 2026 | Grgantov | 1–0 | Sibincic | Round 2: Grgantov, Marin - Sibincic, Nikola | Sicilian Defense: Closed | |
| Jun 26, 2026 | Sibincic | ½–½ | Kalyoncu | Round 3: Sibincic, Nikola - Kalyoncu, Beren | Neo-Grünfeld Defense: Classical Variation, Original Defense | |
| Jun 26, 2026 | Sibincic | 1–0 | Donocik | Round 1: Sibincic, Nikola - Donocik, Jan | Queen's Indian Defense: Classical Variation | |
| Jun 26, 2026 | Sibincic | ½–½ | Gelle | Round 5: Sibincic, Nikola - Gelle, Istvan | Caro-Kann Defense: Classical Variation, Main Line | |
| Jun 25, 2026 | Drozdowski | ½–½ | Sibincic | Round 4: Drozdowski, Konrad - Sibincic, Nikola | Sicilian Defense: Smith-Morra Gambit | |
| Jun 17, 2026 | Sibincic | 0–1 | Poetsch | Round 1: Sibincic, Nikola - Poetsch, Hagen | Sicilian Defense: Accelerated Dragon, Maróczy Bind, Breyer Variation | |
| Mar 15, 2026 | Sibincic | ½–½ | Vujakovic | Bled Chess Festival 2026 | Pirc Defense: Austrian Attack, Unzicker Attack | |
| Mar 14, 2026 | Zupan | 0–1 | Sibincic | Bled Chess Festival 2026 | Sicilian Defense: Closed | |
| Mar 13, 2026 | Sibincic | 1–0 | Baban | Bled Chess Festival 2026 | Sicilian Defense: O'Kelly Variation, Venice System | |
| Mar 13, 2026 | Krstevska | ½–½ | Sibincic | Bled Chess Festival 2026 | London System | |
| Mar 12, 2026 | Sibincic | ½–½ | Schranzhofer | Bled Chess Festival 2026 | Caro-Kann Defense: Tartakower Variation | |
| Mar 11, 2026 | Tojomalala | 0–1 | Sibincic | Bled Chess Festival 2026 | Sicilian Defense: Scheveningen Variation, English Attack, with f3 | |
| Mar 10, 2026 | Sibincic | 0–1 | Todashvili | Bled Chess Festival 2026 | Sicilian Defense: O'Kelly Variation, Quiet System | |
| Mar 10, 2026 | Beardsley | 0–1 | Sibincic | Bled Chess Festival 2026 | Sicilian Defense: Closed | |
| Mar 9, 2026 | Sibincic | 0–1 | Krstic | Bled Chess Festival 2026 | Neo-Grünfeld Defense: Ultra-Delayed Exchange Variation | |
| Oct 4, 2025 | Ambartsumian | 1–0 | Sibincic | Round 1: Ambartsumian, Tyhran - Sibincic, Nikola | Sicilian Defense: Moscow Variation, Main Line | |
| Feb 2, 2025 | Sibincic | 0–1 | Raljic | Round 4: Sibincic, Nikola - Raljic, Mirko | Pirc Defense: Austrian Attack, Dragon Formation | |
| Feb 1, 2025 | Gricnik | 0–1 | Sibincic | Round 3: Gricnik, Tine - Sibincic, Nikola | King's Indian Defense: Orthodox Variation | |
| Jan 31, 2025 | Glas | 0–1 | Sibincic | Round 1: Glas, Bruno - Sibincic, Nikola | Sicilian Defense: Richter-Rauzer Variation, Neo-Modern Variation | |