| Feb 16, 2026 | Kuslikis | ½–½ | Grybkauskas | 2026 m. Lietuvos jaunučių-jaunių šachmatų čempionatas | Queen's Gambit Declined | |
| Feb 14, 2026 | Grybkauskas | 1–0 | Dziuve | 2026 m. Lietuvos jaunučių-jaunių šachmatų čempionatas | Italian Game: Scotch Gambit, Max Lange Attack, Long Variation | |
| Feb 14, 2026 | Grybkauskas | 0–1 | Burdin | 2026 m. Lietuvos jaunučių-jaunių šachmatų čempionatas | Scotch Game: Benima Defense | |
| Feb 14, 2026 | Kavalnis | 0–1 | Grybkauskas | 2026 m. Lietuvos jaunučių-jaunių šachmatų čempionatas | Sicilian Defense: Moscow Variation | |
| Feb 14, 2026 | Mackevicius | ½–½ | Grybkauskas | 2026 m. Lietuvos jaunučių-jaunių šachmatų čempionatas | Queen's Gambit Declined: Exchange Variation, Positional Variation | |
| Nov 23, 2025 | Mikolavicius | 1–0 | Grybkauskas | Round 8: Mikolavicius, Julius - Grybkauskas, Pijus | King's Pawn Game | |
| Nov 23, 2025 | Grybkauskas | 0–1 | Posaskov | Round 7: Grybkauskas, Pijus - Posaskov, Nikita | Hungarian Opening: Symmetrical Variation | |
| Nov 22, 2025 | Sakinis | 0–1 | Grybkauskas | Round 6: Sakinis, Rimandas - Grybkauskas, Pijus | Sicilian Defense: Closed | |
| Nov 22, 2025 | Grybkauskas | 1–0 | Baisynov | Round 5: Grybkauskas, Pijus - Baisynov, Islambek | Nimzo-Larsen Attack: Indian Variation | |
| Nov 21, 2025 | Navickas | 0–1 | Grybkauskas | Round 3: Navickas, Tadas - Grybkauskas, Pijus | Semi-Slav Defense | |
| Nov 20, 2025 | Grybkauskas | 1–0 | Praspaliauskas | Round 2: Grybkauskas, Pijus - Praspaliauskas, Matas | Italian Game: Deutz Gambit | |
| Nov 20, 2025 | Grybkauskas | 0–1 | Nainys | Round 4: Grybkauskas, Pijus - Nainys, Zanas | Nimzowitsch Defense: Williams Variation | |
| Nov 20, 2025 | Girdziusas | 0–1 | Grybkauskas | Round 1: Girdziusas, Kestutis - Grybkauskas, Pijus | Queen's Pawn Game: Accelerated London System | |
| Nov 15, 2025 | Grybkauskas | ½–½ | Bingelis | Round 7: Grybkauskas, Pijus - Bingelis, Arturas | Caro-Kann Defense: Tartakower Variation | |
| Nov 15, 2025 | Pidluznij | 1–0 | Grybkauskas | Round 6: Pidluznij, Gleb - Grybkauskas, Pijus | Zukertort Opening | |
| Nov 15, 2025 | Grybkauskas | 1–0 | Voveris | Round 5: Grybkauskas, Pijus - Voveris, Vykintas | Caro-Kann Defense: Tartakower Variation | |
| Nov 15, 2025 | Morkunas | 1–0 | Grybkauskas | Round 4: Morkunas, Gustas - Grybkauskas, Pijus | Queen's Gambit Declined | |
| Jul 13, 2025 | Dijokas | 0–1 | Grybkauskas | Vilnius Open 2025 A | Sicilian Defense: Delayed Alapin Variation, with d6 | |
| Jul 11, 2025 | Korchagin | 0–1 | Grybkauskas | Vilnius Open 2025 A | King's Indian Attack | |
| Jul 10, 2025 | Grybkauskas | ½–½ | Velavaa Ragavesh | Vilnius Open 2025 A | Sicilian Defense: O'Kelly Variation, Normal System | |
| Jul 10, 2025 | Grybkauskas | 1–0 | Posaskov | Vilnius Open 2025 A | Nimzo-Larsen Attack: Indian Variation | |
| Jul 9, 2025 | Zonyte | 0–1 | Grybkauskas | Vilnius Open 2025 A | Sicilian Defense: Moscow Variation, Main Line | |
| Jul 8, 2025 | Salna | 1–0 | Grybkauskas | Vilnius Open 2025 A | Queen's Gambit Declined: Three Knights Variation | |
| Jul 8, 2025 | Grybkauskas | 1–0 | Ozhaiska | Vilnius Open 2025 A | Sicilian Defense: Kan Variation, Modern Variation | |
| Jul 4, 2025 | Grybkauskas | ½–½ | Grabinsky | Vilnius Open 2025 A | Sicilian Defense: Four Knights Variation | |
| Aug 2, 2024 | Nainys | 1–0 | Grybkauskas | Vilnius Open Chess Championship 2024 A | Queen's Gambit Declined | |
| Jul 29, 2024 | Malisauskas | 1–0 | Grybkauskas | Vilnius Open Chess Championship 2024 A | Sicilian Defense: Najdorf Variation | |
| Jun 18, 2024 | Grybkauskas | ½–½ | Kantane | Round 4: Grybkauskas, Pijus - Kantane, Anna | Four Knights Game: Scotch Variation Accepted | |
| Jun 16, 2024 | Kengis | 1–0 | Grybkauskas | Round 1: Kengis, Edvins - Grybkauskas, Pijus | Zukertort Opening: Reversed Grünfeld | |
| Mar 23, 2024 | Sevrukas | ½–½ | Grybkauskas | Round 3: Sevrukas, Gediminas - Grybkauskas, Pijus | Queen's Gambit Declined: Neo-Orthodox Variation, Main Line | |
| — | Grybkauskas | 1–0 | Bagdanskis | Vilnius Open Chess Championship 2024 A | Caro-Kann Defense: Modern Variation | |
| — | Grybkauskas | 1–0 | Nimay Agrawal | Vilnius Open Chess Championship 2024 A | Sicilian Defense: Accelerated Dragon, Maróczy Bind | |
| — | Grybkauskas | 0–1 | Salna | Vilnius Open Chess Championship 2024 A | Caro-Kann Defense: Advance Variation, Tal Variation | |
| — | Golubovskis | 0–1 | Grybkauskas | Vilnius Open Chess Championship 2024 A | English Opening: Agincourt Defense | |
