| 8 jul 2026 | Romanishin, Oleg M 2267 | Sahidi, Samir 2485 | ½-½ | D73 Defensa Neogrünfeld: with g3 | FIDE OPEN QCC | 17 | Ver |
| 7 jul 2026 | Romanishin, Oleg M 2267 | Dobosiewicz, Dawid 2282 | ½-½ | A07 Ataque Indio de Rey | FIDE OPEN QCC | 13 | Ver |
| 6 jul 2026 | Velicka, Petr 2350 | Romanishin, Oleg M 2267 | ½-½ | C96 Apertura Española (Ruy López): Closed, Chigorin Defense | FIDE OPEN QCC | 21 | Ver |
| 5 jul 2026 | Prokofiev, Valentyn 2421 | Romanishin, Oleg M 2267 | ½-½ | A50 Defensa India: Normal Variation | FIDE OPEN QCC | 41 | Ver |
| 4 jul 2026 | Romanishin, Oleg M 2267 | Stinka, Jakub 2352 | ½-½ | A05 Ataque Indio de Rey: Spassky Variation | FIDE OPEN QCC | 12 | Ver |
| 3 jul 2026 | Simek, Petr 2312 | Romanishin, Oleg M 2267 | 0-1 | C92 Apertura Española (Ruy López): Closed, Karpov Variation | FIDE OPEN QCC | 45 | Ver |
| 30 jun 2026 | Romanishin, Oleg M 2267 | Jandacek, Krystof 2008 | 1-0 | A05 Ataque Indio de Rey: Symmetrical Defense | FIDE OPEN QCC | 46 | Ver |
| 29 jun 2026 | Romanishin, Oleg M 2267 | Vykouk, Jan 2504 | ½-½ | A07 Ataque Indio de Rey | FIDE OPEN QCC | 48 | Ver |
| 19 abr 2026 | Romanishin, Oleg M 2255 | Goroshkov, Maksym 2364 | ½-½ | A05 Ataque Indio de Rey: Symmetrical Defense | EICC 2026 | 5 | Ver |
| 18 abr 2026 | Romanishin, Oleg M 2255 | Rybka, Simon 2373 | ½-½ | A05 Ataque Indio de Rey: Symmetrical Defense | EICC 2026 | 37 | Ver |
| 16 abr 2026 | Blanquet, Camille 2107 | Romanishin, Oleg M 2255 | 0-1 | E20 Defensa Nimzoindia: Romanishin Variation | EIIC 2026 | 40 | Ver |
| 15 abr 2026 | Romanishin, Oleg M 2255 | Ghazaryan, Raffi 2079 | ½-½ | E08 Apertura Catalana: Closed | EIIC 2026 | 21 | Ver |
| 14 abr 2026 | Maltsevskaya, Aleksandra 2393 | Romanishin, Oleg M 2255 | 1-0 | C44 Apertura Escocesa: Scotch Gambit, Advance Variation | EICC 2026 | 28 | Ver |
| 13 abr 2026 | Romanishin, Oleg M 2255 | Kanov, Nikola 2398 | ½-½ | A46 Defensa India: Knights Variation | EICC 2026 | 62 | Ver |
| 12 abr 2026 | Zanan, Evgeny 2497 | Romanishin, Oleg M 2255 | ½-½ | C92 Apertura Española (Ruy López): Closed, Karpov Variation | EICC 2026 | 69 | Ver |
| 10 abr 2026 | Romanishin, Oleg M 2255 | Besou, Hussain 2427 | ½-½ | A07 Ataque Indio de Rey | EICC 2026 | 27 | Ver |
| 9 abr 2026 | Costa, Leonardo 2556 | Romanishin, Oleg M 2255 | ½-½ | C55 Apertura Italiana: Two Knights Defense, Modern Bishop's Opening | EICC 2026 | 69 | Ver |
| 7 abr 2026 | Pichot, Alan 2581 | Romanishin, Oleg M 2255 | 1-0 | C92 Apertura Española (Ruy López): Closed, Karpov Variation | EICC 2026 | 38 | Ver |
| 27 dic 2025 | Romanishin, Oleg M 2262 | Willow, Jonah B 2473 | ½-½ | A34 Apertura Inglesa: Symmetrical Variation, Rubinstein Variation | Rilton Cup | 38 | Ver |
| 19 dic 2025 | Shogdzhiev, Roman 2403 | Romanishin, Oleg M 2262 | 1-0 | C55 Apertura Italiana: Two Knights Defense, Modern Bishop's Opening | Sunway Sitges 2025 | 66 | Ver |