| Apr 26, 2026 | Mendoza Osorio | * | Camargo Ortega | Round 6: Mendoza Osorio, Ernesto - Camargo Ortega, Ricardo | English Opening: Anglo-Indian Defense | |
| Apr 26, 2026 | Hernandez Luna | 0–1 | Mendoza Osorio | Round 5: Hernandez Luna, Jose Angel - Mendoza Osorio, Ernesto | Sicilian Defense: Closed | |
| Apr 25, 2026 | Mendoza Osorio | * | Fernandez Pozas | Round 4: Mendoza Osorio, Ernesto - Fernandez Pozas, Pablo Antonio | English Opening: Agincourt Defense | |
| Apr 25, 2026 | Mendoza Osorio | * | Robledo Flores | Round 2: Mendoza Osorio, Ernesto - Robledo Flores, Emanuel | English Opening: Symmetrical Variation, Ultra-Symmetrical Variation | |
| Oct 18, 2025 | Cruz Gomez | 1–0 | Mendoza Osorio | Round 8: Cruz Gomez, Miguel Angel - Mendoza Osorio, Ernesto | Trompowsky Attack | |
| Oct 17, 2025 | Mendoza Osorio | 0–1 | Vega Castaneda | Round 5: Mendoza Osorio, Ernesto - Vega Castaneda, Ulises Antonio | English Opening: Anglo-Lithuanian Variation | |
| Oct 16, 2025 | Agama Hernandez | ½–½ | Mendoza Osorio | Round 4: Agama Hernandez, Luis Fernando - Mendoza Osorio, Ernesto | Scandinavian Defense: Valencian Variation | |
| Oct 16, 2025 | Mendoza Osorio | ½–½ | Herrera Hernandez | Round 3: Mendoza Osorio, Ernesto - Herrera Hernandez, Gerardo | Dutch Defense: Stonewall Variation | |
| Oct 14, 2025 | Mendoza Osorio | 0–1 | Diaz Rosas | Round 1: Mendoza Osorio, Ernesto - Diaz Rosas, Julio Cesar | Catalan Opening: Closed | |
| Sep 7, 2025 | Mendoza Osorio | 1–0 | Franco Rivero | Ronda 6: Mendoza Osorio, Ernesto - Franco Rivero, Santiago | English Opening: Symmetrical Variation | |
| Sep 7, 2025 | Mendoza Osorio | * | Juarez Garcia | Ronda 5: Mendoza Osorio, Ernesto - Juarez Garcia, Abelardo | Slav Defense: Exchange Variation | |
| Sep 7, 2025 | Saldana Vazquez | 0–1 | Mendoza Osorio | Ronda 4: Saldana Vazquez, Manuel De Jesus - Mendoza Osorio, Ernesto | Sicilian Defense: O'Kelly Variation, Normal System, Taimanov Line | |
| Sep 7, 2025 | Mendoza Osorio | 0–1 | Gutierrez Yanez | Ronda 3: Mendoza Osorio, Ernesto - Gutierrez Yanez, Carlos | English Opening: Anglo-Indian Defense | |
| — | Mendoza Osorio | 1–0 | Martinez Hernandez | Ronda 2: Mendoza Osorio, Ernesto - Martinez Hernandez, Alin | English Opening: Symmetrical Variation, Botvinnik System Reversed, with Nf3 | |
| — | Mendoza Osorio | 1–0 | Davalos Prieto | Ronda 4: Mendoza Osorio, Ernesto - Davalos Prieto, Abel Justo | Catalan Opening: Open Defense, Classical Line | |
| — | Mendoza Osorio | 0–1 | Martinez Castaneda | Ronda 5: Mendoza Osorio, Ernesto - Martinez Castaneda, Allan | English Opening: King's English Variation, Taimanov Variation | |
| — | Mendoza Osorio | 1–0 | Garcia Silva | Ronda 7: Mendoza Osorio, Ernesto - Garcia Silva, Christian Edu | English Opening: King's English Variation | |
| — | Mendoza Osorio | 1–0 | Morquecho Garcia | Ronda 9: Mendoza Osorio, Ernesto - Morquecho Garcia, Leonardo Alfons | English Opening: Symmetrical Variation | |
| — | Garcia Carey | 1–0 | Mendoza Osorio | Ronda 1: Garcia Carey, Osmel - Mendoza Osorio, Ernesto | Scandinavian Defense | |
| — | Varela Velazquez | 1–0 | Mendoza Osorio | Ronda 3: Varela Velazquez, Carlos Francisco - Mendoza Osorio, Ernesto | Nimzo-Larsen Attack: Classical Variation | |
| — | Hernandez Rendon | 1–0 | Mendoza Osorio | Ronda 6: Hernandez Rendon, Carlos A - Mendoza Osorio, Ernesto | Scandinavian Defense: Valencian Variation | |
| — | Lopez Rueda | 1–0 | Mendoza Osorio | Ronda 8: Lopez Rueda, Juan Pablo - Mendoza Osorio, Ernesto | Philidor Defense: Hanham Variation | |
