| Jun 26, 2026 | Grebennikov | 0–1 | Kolimar | 5RigoJanos_Memorial_GM-B | ? | |
| Jun 24, 2026 | Suder | 1–0 | Grebennikov | 5RigoJanos_Memorial_GM-B | English Opening: Agincourt Defense | |
| Jun 24, 2026 | Grebennikov | 0–1 | Juhasz | 5RigoJanos_Memorial_GM-B | ? | |
| Jun 23, 2026 | Aczel | 1–0 | Grebennikov | 5RigoJanos_Memorial_GM-B | English Opening: Great Snake Variation | |
| Jun 22, 2026 | Grebennikov | 0–1 | Annaberdiyev | 5RigoJanos_Memorial_GM-B | Sicilian Defense: Godiva Variation | |
| Jun 22, 2026 | Dhruva Thota | ½–½ | Grebennikov | 5RigoJanos_Memorial_GM-B | Sicilian Defense: Najdorf Variation | |
| Jun 21, 2026 | Grebennikov | 0–1 | Bodrogi | 5RigoJanos_Memorial_GM-B | Caro-Kann Defense: Advance Variation, Tal Variation | |
| Jun 20, 2026 | Krallis | 0–1 | Grebennikov | 5RigoJanos_Memorial_GM-B | Sicilian Defense: Modern Variations | |
| May 19, 2026 | Kovalev | 1–0 | Grebennikov | 5RigoJanos_Memorial_GM-B | ? | |
| Dec 19, 2025 | Gholami Orimi | 1–0 | Grebennikov | Sunway Sitges 2025 | Queen's Gambit Declined: Queen's Knight Variation | |
| Nov 2, 2025 | Ghazarian | 1–0 | Grebennikov | Round 2: Ghazarian, Kirk - Grebennikov, Nikolai A. | Sicilian Defense: Taimanov Variation, Bastrikov Variation | |
| Jun 21, 2025 | Grebennikov | 0–1 | Kraus | TEPLICE OPEN 2025 | Queen's Gambit Declined: Queen's Knight Variation | |
| Jun 19, 2025 | Grebennikov | 0–1 | Audi Ameya | TEPLICE OPEN 2025 | Nimzo-Indian Defense: Kmoch Variation | |
| Jun 16, 2025 | Grebennikov | 0–1 | Stocek | TEPLICE OPEN 2025 | Nimzo-Indian Defense: Sämisch Variation | |
| Jun 1, 2025 | Urkedal | * | Grebennikov | Norway Chess Open 2025 | Pirc Defense | |
| May 31, 2025 | Grebennikov | 1–0 | Poley | Norway Chess Open 2025 | Modern Defense: Averbakh System | |
| May 30, 2025 | Grebennikov | 1–0 | Risting | Norway Chess Open 2025 | Nimzo-Indian Defense: Sämisch Variation | |
| May 29, 2025 | Lewandrowski | 0–1 | Grebennikov | Norway Chess Open 2025 | Pirc Defense | |
| May 29, 2025 | Grebennikov | 0–1 | Rozentalis | Norway Chess Open 2025 | Nimzo-Indian Defense: Sämisch Variation | |
| May 28, 2025 | Zhou | * | Grebennikov | Norway Chess Open 2025 | Pirc Defense: Classical Variation, Quiet System | |
| May 27, 2025 | Grebennikov | 1–0 | Muller | Norway Chess Open 2025 | Queen's Gambit Declined: Queen's Knight Variation | |
| May 27, 2025 | Maurstad | 1–0 | Grebennikov | Norway Chess Open 2025 | ? | |
| May 27, 2025 | Kantor | 1–0 | Grebennikov | Norway Chess Open 2025 | Pirc Defense | |
| Dec 21, 2024 | Grebennikov | 0–1 | Safarov | XI Sunway Sitges International Chess Festival 2024 - Group A | King's Indian Defense: Petrosian Variation, Stein Defense | |
| Dec 19, 2024 | Grebennikov | 0–1 | Dudognon | XI Sunway Sitges International Chess Festival 2024 - Group A | Grünfeld Defense: Exchange Variation | |
| Dec 13, 2024 | Velten | * | Grebennikov | XI Sunway Sitges International Chess Festival 2024 - Group A | King's Indian Defense: Normal Variation, King's Knight Variation | |
| Nov 27, 2024 | Grebennikov | 0–1 | Lim | SixDays Budapest November 2024 GM | Nimzo-Indian Defense: Reshevsky Variation | |
| Nov 26, 2024 | Grebennikov | 0–1 | Bodrogi | SixDays Budapest November 2024 GM | Queen's Gambit Declined: Exchange Variation, Positional Variation | |
| Nov 26, 2024 | Panesar Vedant | 1–0 | Grebennikov | SixDays Budapest November 2024 GM | Sicilian Defense: Delayed Alapin Variation, with e6 | |
| Nov 25, 2024 | Grebennikov | 0–1 | Costa | SixDays Budapest November 2024 GM | Nimzo-Indian Defense: Reshevsky Variation | |
| Nov 25, 2024 | Peng | 1–0 | Grebennikov | SixDays Budapest November 2024 GM | Grünfeld Defense: Exchange Variation | |
| Nov 24, 2024 | Mirzoev | 1–0 | Grebennikov | SixDays Budapest November 2024 GM | East Indian Defense | |
| Nov 23, 2024 | Grebennikov | 0–1 | Kraus | SixDays Budapest November 2024 GM | Wade Defense | |
| Nov 23, 2024 | Nguyen | 0–1 | Grebennikov | SixDays Budapest November 2024 GM | English Opening: Symmetrical Variation, Botvinnik System Reversed, with e3 | |
| Nov 22, 2024 | Cvek | 1–0 | Grebennikov | SixDays Budapest November 2024 GM | Torre Attack: Fianchetto Defense | |
| Sep 29, 2024 | Susilodinata | 0–1 | Grebennikov | SixDays Budapest September GM C | Sicilian Defense: Kan Variation, Polugaevsky Variation | |
| Sep 28, 2024 | Grebennikov | 0–1 | Sardana | SixDays Budapest September GM C | Nimzo-Indian Defense: Reshevsky Variation | |
| Sep 28, 2024 | Palczert | 1–0 | Grebennikov | SixDays Budapest September GM C | Sicilian Defense: Kan Variation, Maróczy Bind, Réti Variation | |
| Sep 27, 2024 | Grebennikov | 1–0 | Grover | SixDays Budapest September GM C | Queen's Gambit Declined: Queen's Knight Variation | |
| Sep 26, 2024 | Grebennikov | 0–1 | Gatineau | SixDays Budapest September GM C | Nimzo-Indian Defense: Reshevsky Variation | |
| Sep 26, 2024 | Gretarsson | ½–½ | Grebennikov | SixDays Budapest September GM C | Sicilian Defense: Accelerated Dragon, Maróczy Bind | |
| Sep 25, 2024 | Grebennikov | 0–1 | Aczel | SixDays Budapest September GM C | Queen's Gambit Declined: Capablanca Variation | |
| Sep 25, 2024 | Zia | 1–0 | Grebennikov | SixDays Budapest September GM C | Neo-Grünfeld Defense: Exchange Variation | |
| Sep 24, 2024 | Grebennikov | 0–1 | Mayank Chakraborty | SixDays Budapest September GM C | Queen's Gambit Declined: Capablanca Variation | |
| Sep 22, 2024 | Nyysti | 0–1 | Grebennikov | exe:Slovakia Open 24 | Sicilian Defense: Kan Variation, Maróczy Bind, Réti Variation | |
| Sep 21, 2024 | Grebennikov | 1–0 | Butenandt | exe:Slovakia Open 24 | Nimzo-Indian Defense: Sämisch Variation | |
| Sep 20, 2024 | Doraszelski | 0–1 | Grebennikov | exe:Slovakia Open 24 | Sicilian Defense: Kan Variation | |
| Sep 19, 2024 | Grebennikov | 1–0 | Blazek | exe:Slovakia Open 24 | Queen's Gambit Declined: Cambridge Springs Defense | |
| Sep 18, 2024 | Maciejewski | 1–0 | Grebennikov | exe:Slovakia Open 24 | English Opening: Symmetrical Variation, Three Knights, Fianchetto Variation | |
| Sep 17, 2024 | Grebennikov | 1–0 | Krumm | exe:Slovakia Open 24 | Dutch Defense: Rubinstein Variation | |
| Sep 16, 2024 | Reichel | ½–½ | Grebennikov | exe:Slovakia Open 24 | Sicilian Defense: Kan Variation, Maróczy Bind, Bronstein Variation | |
| Sep 15, 2024 | Grebennikov | 0–1 | Vandan Alankar Sawai | exe:Slovakia Open 24 | Queen's Gambit Declined: Cambridge Springs Defense, Yugoslav Variation | |
| Sep 14, 2024 | Kebis | 0–1 | Grebennikov | exe:Slovakia Open 24 | Sicilian Defense: Kan Variation, Maróczy Bind, Réti Variation | |
