| Jun 26, 2026 | Leskovac | 0–1 | Khoo-Thwe | Round 11: Leskovac, Nikola - Khoo-Thwe, Louis | Zukertort Opening | |
| Jun 25, 2026 | Orujov | ½–½ | Leskovac | Round 10: Orujov, Farid - Leskovac, Nikola | Sicilian Defense: Closed | |
| Jun 24, 2026 | Leskovac | ½–½ | Park | Round 9: Leskovac, Nikola - Park, Sihoo | Sicilian Defense: Nyezhmetdinov-Rossolimo Attack | |
| Jun 23, 2026 | Soojay | 0–1 | Leskovac | World Youth Chess Championship 2026 U18 Open | Sicilian Defense: Najdorf Variation, Adams Attack | |
| Jun 22, 2026 | Leskovac | 0–1 | Amangeldinov | Round 7: Leskovac, Nikola - Amangeldinov, Alkey | Italian Game: Giuoco Piano | |
| Jun 20, 2026 | Leskovac | 1–0 | Adilbekuly | Round 6: Leskovac, Nikola - Adilbekuly, Altair | Sicilian Defense: Nyezhmetdinov-Rossolimo Attack | |
| Jun 19, 2026 | Testelecs | 0–1 | Leskovac | Round 5: Testelecs, Ilja Kuprijans - Leskovac, Nikola | English Opening: Symmetrical Variation, Three Knights, Fianchetto Variation | |
| Jun 18, 2026 | Leskovac | 0–1 | Pavleski | Round 4: Leskovac, Nikola - Pavleski, Nikola | Caro-Kann Defense: Two Knights Attack, Mindeno Variation, Exchange Line | |
| Jun 17, 2026 | Mamedov | 1–0 | Leskovac | Round 3: Mamedov, Edgar - Leskovac, Nikola | Queen's Gambit Declined: Exchange Variation, Positional Variation | |
| Jun 16, 2026 | Skube | 0–1 | Leskovac | Round 2: Skube, Zan - Leskovac, Nikola | English Opening: Symmetrical Variation, Three Knights, Fianchetto Variation | |
| Jun 8, 2026 | Leskovac | 0–1 | Magold | Round 1: Leskovac, Nikola - Magold, Filip | Sicilian Defense: Najdorf Variation | |
| May 16, 2026 | Leskovac | 0–1 | Djordjevic | Round 9: Leskovac, Nikola - Djordjevic, Vuk | French Defense: Winawer Variation, Delayed Exchange Variation | |
| May 15, 2026 | Ciric | ½–½ | Leskovac | Round 8: Ciric, Pavle - Leskovac, Nikola | Sicilian Defense: Scheveningen Variation, Classical Variation | |
| May 15, 2026 | Leskovac | 1–0 | Bjelanovic | Round 7: Leskovac, Nikola - Bjelanovic, Mile | Sicilian Defense: Najdorf Variation | |
| May 14, 2026 | Gagic | 1–0 | Leskovac | Round 6: Gagic, Milan A - Leskovac, Nikola | Sicilian Defense: Najdorf Variation, English Attack, Anti-English | |
| May 13, 2026 | Krivenko | ½–½ | Leskovac | Round 4: Krivenko, Sergei - Leskovac, Nikola | Queen's Gambit Declined: Exchange Variation, Positional Variation | |
| May 12, 2026 | Leskovac | ½–½ | Pap | Round 3: Leskovac, Nikola - Pap, Misa | Sicilian Defense: Nyezhmetdinov-Rossolimo Attack, Fianchetto Variation | |
| May 12, 2026 | Martic | 0–1 | Leskovac | Round 2: Martic, Ivan - Leskovac, Nikola | Sicilian Defense: Najdorf Variation | |
| May 11, 2026 | Leskovac | 0–1 | Radovanovic | Round 5: Leskovac, Nikola - Radovanovic, Nikola | Zukertort Opening: Nimzo-Larsen Variation | |
| Apr 26, 2026 | Hernandez Fernandez | ½–½ | Leskovac | Round 5: Hernandez Fernandez, Ramon A. - Leskovac, Nikola | Caro-Kann Defense | |
| Apr 25, 2026 | Leskovac | 0–1 | Cosic | Round 4: Leskovac, Nikola - Cosic, Jovan | Sicilian Defense: Dragon Variation, Classical Variation, Normal Line | |
| Apr 25, 2026 | Nagy | ½–½ | Leskovac | Round 3: Nagy, Aleksz M - Leskovac, Nikola | Queen's Pawn Game: London System | |
| Apr 22, 2026 | Leskovac | ½–½ | Gusev | Round 2: Leskovac, Nikola - Gusev, Mikhail | Ruy Lopez: Morphy Defense, Anderssen Variation | |
| Apr 11, 2026 | Leskovac | ½–½ | Stefanovic | Round 9: Leskovac, Nikola - Stefanovic, Bosko | French Defense: Winawer Variation, Delayed Exchange Variation | |
| Apr 10, 2026 | Ciric | 1–0 | Leskovac | Round 8: Ciric, Pavle - Leskovac, Nikola | Sicilian Defense: Najdorf Variation | |
| Apr 10, 2026 | Leskovac | 1–0 | Cirkovic | Round 7: Leskovac, Nikola - Cirkovic, Vuk | Sicilian Defense: Nyezhmetdinov-Rossolimo Attack, Fianchetto Variation | |
| Apr 9, 2026 | Milenkovic | 0–1 | Leskovac | Round 6: Milenkovic, Pavle - Leskovac, Nikola | Wade Defense | |
| Apr 8, 2026 | Leskovac | ½–½ | Garifulin | Round 5: Leskovac, Nikola - Garifulin, Yury | Scandinavian Defense: Main Line | |
| Apr 8, 2026 | Jovanovic | 0–1 | Leskovac | Round 4: Jovanovic, David - Leskovac, Nikola | Sicilian Defense: Kan Variation, Knight Variation | |
| Apr 7, 2026 | Leskovac | 0–1 | Kapustin | Round 3: Leskovac, Nikola - Kapustin, Pavel | Caro-Kann Defense: Two Knights Attack, Mindeno Variation, Exchange Line | |
| Apr 6, 2026 | Rajlic | 0–1 | Leskovac | Round 2: Rajlic, Boris - Leskovac, Nikola | Sicilian Defense: Scheveningen Variation, English Attack, with f3 | |
| Jan 7, 2026 | Manea | 1–0 | Leskovac | Open Bosnjaci 2026. | Queen's Gambit Declined | |
| Nov 22, 2025 | Leskovac | 1–0 | Dragojlovic | Round 11: Leskovac, Nikola - Dragojlovic, Andjelko | Sicilian Defense: Nyezhmetdinov-Rossolimo Attack | |
| Nov 17, 2025 | Pistalovic | 1–0 | Leskovac | Round 4: Pistalovic, Slobodan - Leskovac, Nikola | Caro-Kann Defense: Classical Variation, Flohr Variation | |
| Nov 16, 2025 | Vlatkovic | 0–1 | Leskovac | Round 2: Vlatkovic, Sinisa - Leskovac, Nikola | Zukertort Opening: Reversed Grünfeld | |
| May 24, 2025 | Leskovac | 0–1 | Pajcin | Round 3: Leskovac, Nikola - Pajcin, Lav | Nimzo-Larsen Attack: Classical Variation | |
| May 22, 2025 | Leskovac | 1–0 | Sasa Vuksanovic | Round 1: Leskovac, Nikola - Sasa Vuksanovic | Sicilian Defense: Dragon Variation, Yugoslav Attack, Modern Line | |