| Oct 30, 2025 | Galvez Dastin | ½–½ | Tapia Ostolaza | XII Juegos Centroamericanos, Guatemala 2025 Masculino Blitz | Queen's Gambit Declined: Orthodox Defense, Swiss, Carlsbad Variation | |
| Oct 30, 2025 | Tapia Ostolaza | 1–0 | Lizano Quiros | XII Juegos Centroamericanos, Guatemala 2025 Masculino Blitz | Zukertort Opening | |
| Oct 30, 2025 | Tapia Ostolaza | 1–0 | Guevara Ruiz | XII Juegos Centroamericanos, Guatemala 2025 Masculino Blitz | Zukertort Opening | |
| Oct 30, 2025 | Lacayo | 1–0 | Tapia Ostolaza | XII Juegos Centroamericanos, Guatemala 2025 Masculino Blitz | Queen's Indian Defense: Capablanca Variation | |
| Oct 28, 2025 | Tapia Ostolaza | ½–½ | Valdes Romero | XII Juegos Centroamericanos, Guatemala 2025 MASCULINO | Zukertort Opening: Nimzo-Larsen Variation | |
| Oct 27, 2025 | Guevara Ruiz | 1–0 | Tapia Ostolaza | XII Juegos Centroamericanos, Guatemala 2025 MASCULINO | Sicilian Defense: Kan Variation, Modern Variation | |
| Oct 26, 2025 | Tapia Ostolaza | 1–0 | Sanchez | XII Juegos Centroamericanos, Guatemala 2025 MASCULINO | English Opening: Symmetrical Variation, Botvinnik System Reversed, with Nf3 | |
| Oct 25, 2025 | Fernandez | 0–1 | Tapia Ostolaza | XII Juegos Centroamericanos, Guatemala 2025 MASCULINO | Indian Defense | |
| Oct 25, 2025 | Linares Orellana | 0–1 | Tapia Ostolaza | XII Juegos Centroamericanos, Guatemala 2025 MASCULINO | Sicilian Defense: Delayed Alapin Variation | |
| Nov 24, 2024 | Tapia Ostolaza | ½–½ | Mendez Machado | Round 4: Tapia Ostolaza, Alexei - Mendez Machado, Andre | Zukertort Opening | |
| Nov 24, 2024 | Leon Archibaldo | ½–½ | Tapia Ostolaza | Round 5: Leon Archibaldo, Orlando Andres - Tapia Ostolaza, Alexei | Indian Defense | |
| Nov 23, 2024 | Tapia Ostolaza | 1–0 | Miranda Mesa | Round 2: Tapia Ostolaza, Alexei - Miranda Mesa, Elier | King's Indian Attack | |
| Nov 23, 2024 | Fuentes Manrique | ½–½ | Tapia Ostolaza | Round 3: Fuentes Manrique, Adrian Alonso - Tapia Ostolaza, Alexei | Sicilian Defense: French Variation | |
| Nov 22, 2024 | Sanchez Alvarez | 0–1 | Tapia Ostolaza | Round 1: Sanchez Alvarez, Roberto Carlos - Tapia Ostolaza, Alexei | Semi-Slav Defense: Main Line | |
| Nov 10, 2024 | Berdayes Ason | 1–0 | Tapia Ostolaza | Round 5: Berdayes Ason, Dylan Isidro - Tapia Ostolaza, Alexei | Nimzo-Indian Defense: Kmoch Variation | |
| Nov 9, 2024 | Tapia Ostolaza | 1–0 | Nie Chen | Round 4: Tapia Ostolaza, Alexei - Nie Chen, Kelvin | King's Indian Attack | |
