| May 30, 2026 | Correia | 0–1 | Matthamagoda | Round 9: Correia, Pedro Mourao Soares - Matthamagoda, Risika Riyon | Caro-Kann Defense: Two Knights Attack | |
| May 29, 2026 | Matthamagoda | 0–1 | Finkler | Round 8: Matthamagoda, Risika Riyon - Finkler, Kai Andreas | Pirc Defense: Kholmov System | |
| May 28, 2026 | Matthamagoda | 1–0 | Pena | Round 7: Matthamagoda, Risika Riyon - Pena, Helio Adelino Silva | Hungarian Opening | |
| May 27, 2026 | Polak | 1–0 | Matthamagoda | Round 6: Polak, Aleksander - Matthamagoda, Risika Riyon | Nimzo-Indian Defense: Kmoch Variation | |
| May 26, 2026 | Matthamagoda | 1–0 | Opatskyy | Round 5: Matthamagoda, Risika Riyon - Opatskyy, Nazariy | Nimzo-Larsen Attack: Modern Variation | |
| May 25, 2026 | Gonzalez Amate | 1–0 | Matthamagoda | Round 4: Gonzalez Amate, Manuel - Matthamagoda, Risika Riyon | Sicilian Defense: Nyezhmetdinov-Rossolimo Attack, Fianchetto Variation | |
| May 24, 2026 | Matthamagoda | 1–0 | Custodio | Round 3: Matthamagoda, Risika Riyon - Custodio, Dinis | Hungarian Opening | |
| May 24, 2026 | Pickwick | ½–½ | Matthamagoda | Round 2: Pickwick, Samuel Louis Peter - Matthamagoda, Risika Riyon | Réti Opening: Anglo-Slav Variation, with g3 | |
| May 23, 2026 | Matthamagoda | 0–1 | Dovgaliuk | Round 1: Matthamagoda, Risika Riyon - Dovgaliuk, Oleksandr | Queen's Pawn Game: Accelerated London System | |
| Apr 1, 2026 | Matthamagoda | 1–0 | Melo | CN Jovens 2025-26 - U16 U14 U12 | Queen's Pawn Game: Accelerated London System | |
| Mar 30, 2026 | Regateiro | 0–1 | Matthamagoda | CN Jovens 2025-26 - U16 U14 U12 | Nimzo-Larsen Attack: English Variation | |
| Mar 30, 2026 | Matthamagoda | 0–1 | Tenreiro | CN Jovens 2025-26 - U16 U14 U12 | King's Gambit Accepted: Abbazia Defense | |
| Mar 29, 2026 | Yastreb | 0–1 | Matthamagoda | CN Jovens 2025-26 - U16 U14 U12 | Queen's Gambit Declined | |
| Mar 27, 2026 | Faryma | 1–0 | Matthamagoda | CN Jovens 2025-26 - U16 U14 U12 | Sicilian Defense: Closed | |
| Apr 13, 2025 | Matthamagoda | 0–1 | Ryabukhina | jovens | Queen's Gambit Declined: Traditional Variation | |
| Mar 1, 2025 | Adams | 1–0 | Matthamagoda | Silves Chess Tournament 2025 | Zukertort Opening: Slav Invitation | |
| Mar 7, 2025 | Mostafa | 0–1 | Matthamagoda | Round 9: Mostafa, Hazem Farouk Mahmoud - Matthamagoda, Risika Riyon | Caro-Kann Defense: Advance Variation | |
| Mar 6, 2025 | Matthamagoda | ½–½ | Opatskyy | Round 8: Matthamagoda, Risika Riyon - Opatskyy, Danylo | Indian Defense: Anti-Nimzo-Indian | |
| Mar 5, 2025 | Opatskyy | 1–0 | Matthamagoda | Round 7: Opatskyy, Nazariy - Matthamagoda, Risika Riyon | Caro-Kann Defense: Exchange Variation | |
| Mar 4, 2025 | Matthamagoda | 0–1 | Finkler | Round 6: Matthamagoda, Risika Riyon - Finkler, Kai Andreas | London System | |
| Mar 4, 2025 | Rogge | 0–1 | Matthamagoda | Round 5: Rogge, Marloes - Matthamagoda, Risika Riyon | Caro-Kann Defense: Advance Variation | |
| Mar 3, 2025 | Matthamagoda | ½–½ | Jeremias | Round 4: Matthamagoda, Risika Riyon - Jeremias, Damaim | Indian Defense: Anti-Nimzo-Indian | |
| Mar 2, 2025 | Matthamagoda | 1–0 | Andre | Round 2: Matthamagoda, Risika Riyon - Andre, Angelo Konstantin | Queen's Pawn Game: Accelerated London System | |
| Mar 2, 2025 | Pena | 1–0 | Matthamagoda | Round 3: Pena, Helio Adelino Silva - Matthamagoda, Risika Riyon | Queen's Gambit Declined: Normal Defense | |
