| 29 ago 2026 | Grebennikov, Nikolai A. 2187 | Varela La Madrid, Tilsia Carolina 2073 | 1-0 | C47 Apertura de los Cuatro Caballos: Gunsberg Variation | Maia Chess Open 2026 | Masters | 24 | Ver |
| 28 ago 2026 | Casalaspro, Mathias Andre 2303 | Grebennikov, Nikolai A. 2187 | 1-0 | B30 Defensa Siciliana: Closed, Anti-Sveshnikov Variation, with d6 | Maia Chess Open 2026 | Masters | 58 | Ver |
| 27 ago 2026 | Grebennikov, Nikolai A. 2187 | Pina, Tiago 2049 | 1-0 | B23 Defensa Siciliana: Closed, Traditional | Maia Chess Open 2026 | Masters | 36 | Ver |
| 26 ago 2026 | De Winter, Arthur 2460 | Grebennikov, Nikolai A. 2187 | 1-0 | A80 Defensa Holandesa | Maia Chess Open 2026 | Masters | 48 | Ver |
| 25 ago 2026 | Grebennikov, Nikolai A. 2187 | Farias, David Nuno M E 2352 | ½-½ | B30 Defensa Siciliana: Closed, Anti-Sveshnikov Variation, with d6 | Maia Chess Open 2026 | Masters | 41 | Ver |
| 22 ago 2026 | Janzelj, Tim 2416 | Grebennikov, Nikolai A. 2187 | 1-0 | A43 Defensa Benoni: French Benoni | Maia Chess Open 2026 | Masters | 33 | Ver |
| 13 jul 2026 | Grebennikov, Nikolai A. 2186 | Avila Pavas, Santiago 2502 | 0-1 | E36 Defensa Nimzoindia: Classical Variation, Noa Variation | XLV Open Villa de Benasque | 27 | Ver |
| 9 jul 2026 | Ubilava, Elizbar 2368 | Grebennikov, Nikolai A. 2186 | 1-0 | A04 Apertura Zukertort: Sicilian Invitation | XLV Open Villa de Benasque | 33 | Ver |
| 24 jun 2026 | Suder, Jakub 2398 | Grebennikov, Nikolai A. 2180 | 1-0 | A13 Apertura Inglesa: Agincourt Defense | 5RigoJanos_Memorial_GM-B | 33 | Ver |
| 23 jun 2026 | Aczel, Gergely 2429 | Grebennikov, Nikolai A. 2180 | 1-0 | A10 Apertura Inglesa: Great Snake Variation | 5RigoJanos_Memorial_GM-B | 68 | Ver |
| 22 jun 2026 | Grebennikov, Nikolai A. 2180 | Annaberdiyev, Meylis 2415 | 0-1 | B32 Defensa Siciliana: Godiva Variation | 5RigoJanos_Memorial_GM-B | 35 | Ver |
| 22 jun 2026 | Dhruva Thota 2411 | Grebennikov, Nikolai A. 2180 | ½-½ | B94 Defensa Siciliana: Najdorf Variation | 5RigoJanos_Memorial_GM-B | 31 | Ver |
| 21 jun 2026 | Grebennikov, Nikolai A. 2180 | Bodrogi, Bendeguz 2457 | 0-1 | B12 Defensa Caro-Kann: Advance Variation, Tal Variation | 5RigoJanos_Memorial_GM-B | 30 | Ver |
| 20 jun 2026 | Krallis, Christos 2441 | Grebennikov, Nikolai A. 2180 | 0-1 | B50 Defensa Siciliana: Modern Variations | 5RigoJanos_Memorial_GM-B | 46 | Ver |
| 19 dic 2025 | Gholami Orimi, Mahdi 2515 | Grebennikov, Nikolai A. 2214 | 1-0 | D31 Gambito de Dama rehusado: Queen's Knight Variation | Sunway Sitges 2025 | 39 | Ver |
| 2 nov 2025 | Ghazarian, Kirk 2520 | Grebennikov, Nikolai A. 2224 | 1-0 | B47 Defensa Siciliana: Taimanov Variation, Bastrikov Variation | 28th Bavarian International Open | 72 | Ver |