| Jul 23, 2026 | Brejnik | 1–0 | Ivanov | CZECH OPEN 2026 - G1 - PARDUBICKY KRAJ OPEN | Catalan Opening: Open Defense | |
| Jul 23, 2026 | Ivanov | 0–1 | Paszewski | CZECH OPEN 2026 - G1 - PARDUBICKY KRAJ OPEN | Caro-Kann Defense: Advance Variation | |
| Jul 23, 2026 | Shanel | 0–1 | Ivanov | CZECH OPEN 2026 - G1 - PARDUBICKY KRAJ OPEN | English Opening: Agincourt Defense, Wimpy System | |
| Jul 23, 2026 | Ivanov | ½–½ | Kroulik | CZECH OPEN 2026 - G1 - PARDUBICKY KRAJ OPEN | Sicilian Defense: Richter-Rauzer Variation, Vitolins Variation | |
| Jul 22, 2026 | Ivanov | 0–1 | Temirov | CZECH OPEN 2026 - G1 - PARDUBICKY KRAJ OPEN | Scandinavian Defense: Modern Variation | |
| Jul 22, 2026 | Ivanov | 0–1 | Pisk | CZECH OPEN 2026 - G1 - PARDUBICKY KRAJ OPEN | Sicilian Defense: Dragon Variation, Yugoslav Attack, Panov Variation | |
| Jun 21, 2026 | Suta | 1–0 | Ivanov | 38th International Chess Tournament Open Pula 2026 | Ruy Lopez: Morphy Defense, Classical Defense Deferred | |
| Jun 18, 2026 | Ivanov | 0–1 | Bratovic | 38th International Chess Tournament Open Pula 2026 | Caro-Kann Defense: Advance Variation | |
| Jun 17, 2026 | Schnider | 0–1 | Ivanov | 38th International Chess Tournament Open Pula 2026 | Slav Defense: Quiet Variation, Schallopp Defense | |
| Jun 16, 2026 | Dorrance | ½–½ | Ivanov | 38th International Chess Tournament Open Pula 2026 | King's Indian Attack: Symmetrical Defense | |
| Jun 15, 2026 | Ivanov | ½–½ | Gal | 38th International Chess Tournament Open Pula 2026 | Caro-Kann Defense: Advance Variation, Botvinnik-Carls Defense | |
| Apr 19, 2026 | Lu | 1–0 | Ivanov | Round 9: Lu, Miaoyi - Ivanov, Sergei V. | Queen's Pawn Game: Accelerated London System | |
| Apr 16, 2026 | Stamatiou | 1–0 | Ivanov | Round 5: Stamatiou, Rodolfos - Ivanov, Sergei V. | Queen's Pawn Game: Symmetrical Variation, Pseudo-Catalan | |
| Apr 13, 2026 | Postny | 1–0 | Ivanov | Round 1: Postny, Evgeny - Ivanov, Sergei V. | Catalan Opening: Open Defense | |
| Feb 8, 2026 | Ivanov | 1–0 | Jasiak | Round 7: Ivanov, Sergei V. - Jasiak, Filip | Sicilian Defense: Taimanov Variation | |
| Feb 6, 2026 | Ivanov | 0–1 | Gajdacs | Round 3: Ivanov, Sergei V. - Gajdacs, Jonathan | Sicilian Defense: Taimanov Variation | |
| Feb 6, 2026 | Ersoy | 1–0 | Ivanov | Round 2: Ersoy, Ahmet - Ivanov, Sergei V. | English Opening: Neo-Catalan | |
| Jan 13, 2026 | Tolmacevs | ½–½ | Ivanov | Prague Open 2026 - A IM Open | Scotch Game: Mieses Variation | |
| Jan 12, 2026 | Ivanov | ½–½ | Vilimek | Prague Open 2026 - A IM Open | Caro-Kann Defense: Advance Variation, Botvinnik-Carls Defense | |
| Jan 11, 2026 | Ivanov | ½–½ | Lalic | Prague Open 2026 - A IM Open | Sicilian Defense: Taimanov Variation, Bastrikov Variation | |
| Jan 10, 2026 | Ivanov | ½–½ | Stojanovic | Prague Open 2026 - A IM Open | French Defense: Tarrasch Variation, Open System, Euwe-Keres Line | |
| Nov 13, 2025 | Pantic | 1–0 | Ivanov | Round 9: Pantic, Ivica - Ivanov, Sergei V. | Catalan Opening: Open Defense | |
| Nov 12, 2025 | Ivanov | ½–½ | Karisik | Round 8: Ivanov, Sergei V. - Karisik, Nenad | Sicilian Defense: Taimanov Variation | |
| Nov 10, 2025 | Ivanov | 0–1 | Ivanovic | Round 6: Ivanov, Sergei V. - Ivanovic, Marko | Ruy Lopez: Fianchetto Defense | |
| Nov 9, 2025 | Bohati | 0–1 | Ivanov | Round 5: Bohati, Tamas - Ivanov, Sergei V. | Ruy Lopez: Morphy Defense, Classical Defense Deferred | |
| Nov 5, 2025 | Ivanov | 0–1 | Ammar | Round 1: Ivanov, Sergei V. - Ammar, Sedrani | Caro-Kann Defense: Advance Variation | |