| Oct 10, 2025 | Ortiz Lopera | 1–0 | Gamboa | Round 3: Ortiz Lopera, Miguel Angel - Gamboa, Nelson | Sicilian Defense: Lasker-Pelikan Variation, Sveshnikov Variation, Chelyabinsk Variation | |
| Oct 9, 2025 | Gamboa | 0–1 | Moncada Correa | Round 2: Gamboa, Nelson - Moncada Correa, Sara | Italian Game: Classical Variation, Giuoco Pianissimo, with a5 | |
| Oct 9, 2025 | Diaz Larrea | 0–1 | Gamboa | Round 1: Diaz Larrea, Juan Manuel - Gamboa, Nelson | Sicilian Defense: Taimanov Variation, Szén Variation | |
| Jun 2, 2024 | Nunez Rudas | 0–1 | Gamboa | Round 7: Nunez Rudas, Carlos Daniel - Gamboa, Nelson | Sicilian Defense: Nyezhmetdinov-Rossolimo Attack, Fianchetto Variation | |
| Jun 2, 2024 | Gamboa | 0–1 | Moncada Correa | Round 8: Gamboa, Nelson - Moncada Correa, Sara | Queen's Pawn Game: London System | |
| Jun 2, 2024 | Gamboa | 0–1 | Garmendia Vega | Round 6: Gamboa, Nelson - Garmendia Vega, Gabriel | Dutch Defense: Raphael Variation | |
| Jun 1, 2024 | Valderrama Quiceno | 1–0 | Gamboa | Round 5: Valderrama Quiceno, Esteban Alb - Gamboa, Nelson | English Opening: Symmetrical Variation | |
| Jun 1, 2024 | Gamboa | 1–0 | Abiad Parra | Round 4: Gamboa, Nelson - Abiad Parra, Carlos Jose | Pirc Defense: Classical Variation, Quiet System | |
| Jun 1, 2024 | Uribe Sanchez | 0–1 | Gamboa | Round 3: Uribe Sanchez, Alejandro - Gamboa, Nelson | Trompowsky Attack | |
| Jun 1, 2024 | Gamboa | 1–0 | Sandoval | Round 2: Gamboa, Nelson - Sandoval, Jesus Eduardo | London System | |
| Jun 1, 2024 | Castano Herrera | 0–1 | Gamboa | Round 1: Castano Herrera, Jeronimo - Gamboa, Nelson | English Opening: Anglo-Dutch Defense | |
| May 30, 2024 | Gamboa | 1–0 | Rivera | Round 9: Gamboa, Nelson - Rivera, Ingris | Queen's Pawn Game: Barry Attack | |
| May 30, 2024 | Cahuapaza Tarapaca | 0–1 | Gamboa | Round 8: Cahuapaza Tarapaca, Leonardo - Gamboa, Nelson | Indian Defense | |
| May 30, 2024 | Gamboa | 1–0 | Garcia Diaz | Round 7: Gamboa, Nelson - Garcia Diaz, Juan Manuel | Queen's Pawn Game: Modern Defense | |
| May 30, 2024 | Ortiz Monsalve | 0–1 | Gamboa | Round 6: Ortiz Monsalve, Sebastian - Gamboa, Nelson | Sicilian Defense: Kalashnikov Variation | |
| May 30, 2024 | Gamboa | ½–½ | Duran Cardoso | Round 5: Gamboa, Nelson - Duran Cardoso, Nicolas | Indian Defense: London System | |
| May 30, 2024 | Ardila | 1–0 | Gamboa | Round 4: Ardila, Oscar Humberto - Gamboa, Nelson | King's Indian Defense: Semi-Classical Variation, Hollywood Variation | |
| May 30, 2024 | Gamboa | 0–1 | Vargas | Round 3: Gamboa, Nelson - Vargas, Gabriela | Queen's Pawn Game: Zukertort Variation | |
| May 30, 2024 | Rueda Rojas | 0–1 | Gamboa | Round 2: Rueda Rojas, Richard Alejandro - Gamboa, Nelson | English Opening: Symmetrical Variation, Hedgehog Defense | |
| May 29, 2024 | Gamboa | 1–0 | Becker Newmark | Round 1: Gamboa, Nelson - Becker Newmark, Jeronimo | Queen's Pawn Game: London System | |
| Aug 10, 2024 | Gamboa | 0–1 | Parra Mesa | Round 8: Gamboa, Nelson - Parra Mesa, Brayan | ? | |
| Aug 10, 2024 | Rueda Rojas | ½–½ | Gamboa | Round 7: Rueda Rojas, Richard Alejandro - Gamboa, Nelson | Queen's Indian Defense: Fianchetto Variation, Nimzowitsch Variation, Nimzowitsch Attack | |
| Aug 9, 2024 | Gamboa | 0–1 | Ramos Ariza | Round 6: Gamboa, Nelson - Ramos Ariza, Juan Manuel | Sicilian Defense: Grand Prix Attack | |
| Aug 9, 2024 | Rivera | 1–0 | Gamboa | Round 5: Rivera, Ingris - Gamboa, Nelson | Benoni Defense: Czech Benoni Defense | |
| Aug 8, 2024 | Gamboa | 1–0 | Llano Buritica | Round 4: Gamboa, Nelson - Llano Buritica, Eduardo | Modern Defense | |
| Aug 8, 2024 | Tobar B | 1–0 | Gamboa | Round 3: Tobar B, Carlos Andres - Gamboa, Nelson | Pseudo Queen's Indian Defense | |
| Aug 7, 2024 | Gamboa | 1–0 | Pinzon | Round 2: Gamboa, Nelson - Pinzon, Jairo David | Sicilian Defense: Grand Prix Attack | |
