| 12 ago 2026 | Sardana, Rishi 2506 | Filgueiras, Nathan Felipe 2399 | 1-0 | C71 Apertura Española (Ruy López): Morphy Defense, Modern Steinitz Defense | Spilimbergo Master 2026 | 27 | Ver |
| 11 ago 2026 | Md Imran 2503 | Filgueiras, Nathan Felipe 2399 | ½-½ | A08 Ataque Indio de Rey: Sicilian Variation | Spilimbergo Master 2026 | 25 | Ver |
| 10 ago 2026 | Filgueiras, Nathan Felipe 2399 | Petkov, Momchil 2529 | 0-1 | B23 Defensa Siciliana: Closed, Carlsen Variation | Spilimbergo Master 2026 | 42 | Ver |
| 10 ago 2026 | Filgueiras, Nathan Felipe 2399 | Heimann, Mark 2487 | 1-0 | C07 Defensa Francesa: Tarrasch Variation, Open System, Euwe-Keres Line | Spilimbergo Master 2026 | 32 | Ver |
| 5 ago 2026 | Filgueiras, Nathan Felipe 2399 | Saada, Julien 2239 | 0-1 | B12 Defensa Caro-Kann: Advance Variation, Bayonet Attack | Leca Chess Open 2026 | 42 | Ver |
| 4 ago 2026 | Darvekar, Yash 2138 | Filgueiras, Nathan Felipe 2399 | 0-1 | B32 Defensa Siciliana: Kalashnikov Variation | Leca Chess Open 2026 | 64 | Ver |
| 2 ago 2026 | Schloffer, Jasmin-Denise 2218 | Filgueiras, Nathan Felipe 2399 | 1-0 | D45 Defensa Semieslava: Main Line | Leca Chess Open 2026 | 22 | Ver |
| 2 ago 2026 | Filgueiras, Nathan Felipe 2419 | Bittner, Titus 2085 | ½-½ | B34 Defensa Siciliana: Accelerated Dragon, Modern Variation | Leca Chess Open 2026 | 39 | Ver |
| 24 jul 2026 | Wartiovaara, Oliver 2320 | Filgueiras, Nathan Felipe 2419 | 1-0 | B23 Defensa Siciliana: Closed, Traditional | 50è Open Internacional d'Escacs 'Vila de Sitges' | 37 | Ver |
| 23 jul 2026 | Filgueiras, Nathan Felipe 2419 | Ojas Kulkarni 2248 | 1-0 | B45 Defensa Siciliana: Four Knights Variation, Cobra Variation | 50è Open Internacional d'Escacs 'Vila de Sitges' | 62 | Ver |
| 22 jul 2026 | Miquel Erice, Joan 2095 | Filgueiras, Nathan Felipe 2419 | 0-1 | B32 Defensa Siciliana: Kalashnikov Variation | 50è Open Internacional d'Escacs 'Vila de Sitges' | 53 | Ver |
| 5 jul 2026 | Filgueiras, Nathan Felipe 2419 | Hoffman, Alejandro 2327 | 0-1 | C07 Defensa Francesa: Tarrasch Variation, Chistyakov Defense | X Caioba STD | 45 | Ver |
| 2 jul 2026 | Terao, Juliana Sayumi 2170 | Filgueiras, Nathan Felipe 2419 | 1-0 | C72 Apertura Española (Ruy López): Morphy Defense, Modern Steinitz Defense | X Caioba - STD | 61 | Ver |
| 30 jun 2026 | Kayser, Gustavo Warmling 2176 | Filgueiras, Nathan Felipe 2410 | 1-0 | C54 Apertura Italiana: Classical Variation, Giuoco Pianissimo, with a6 | X Caioba STD | 63 | Ver |
| 30 jun 2026 | Filgueiras, Nathan Felipe 2410 | Lavigne Lopez, Raul Leonardo 2173 | ½-½ | C20 Apertura de Peón de Rey: Leonardis Variation | X Caioba STD | 41 | Ver |
| 28 jun 2026 | Whately, Josue Henrique de Freitas 2036 | Filgueiras, Nathan Felipe 2410 | 0-1 | B30 Defensa Siciliana: Nyezhmetdinov-Rossolimo Attack | X Caioba STD | 49 | Ver |
| 27 jun 2026 | Filgueiras, Nathan Felipe 2286 | Santiago, Yago De Moura 2485 | 0-1 | C03 Defensa Francesa: Tarrasch Variation | X Caioba RPD | 45 | Ver |
| 27 jun 2026 | Filgueiras, Nathan Felipe 2286 | Delgado Ramirez, Neuris 2619 | ½-½ | B56 Defensa Siciliana: Classical Variation | X Caioba RPD | 33 | Ver |
| 24 abr 2026 | Filgueiras, Nathan Felipe 2400 | Alaime, Maxime 2042 | 1-0 | B34 Defensa Siciliana: Accelerated Dragon, Modern Variation | V Rio Chess Open 2026 - STD | 53 | Ver |
| 23 abr 2026 | Silva, Kaua Marques 2325 | Filgueiras, Nathan Felipe 2400 | ½-½ | D35 Gambito de Dama rehusado: Exchange Variation, Positional Variation | V Rio Chess Open 2026 - STD | 46 | Ver |