| Apr 5, 2026 | Julien Casteleiro | 0–1 | Goetten Wagner | Round 9: Julien Casteleiro, Ariel - Goetten Wagner, Julia | Indian Defense: Accelerated London System | |
| Apr 4, 2026 | Loro Garcia de Leon | ½–½ | Julien Casteleiro | Round 8: Loro Garcia de Leon, Jose Juan - Julien Casteleiro, Ariel | Queen's Pawn Game: Torre Attack | |
| Apr 3, 2026 | Julien Casteleiro | 0–1 | Hjort | Round 7: Julien Casteleiro, Ariel - Hjort, Jens L | Indian Defense: London System | |
| Apr 1, 2026 | Julien Casteleiro | 0–1 | Perez Rosales | Round 5: Julien Casteleiro, Ariel - Perez Rosales, Pedro | Queen's Pawn Game | |
| Mar 30, 2026 | Julien Casteleiro | 0–1 | Fernandez Manrique | Round 3: Julien Casteleiro, Ariel - Fernandez Manrique, Agustin | Rapport-Jobava System | |
| Mar 29, 2026 | Lang-Lenton Lopez | * | Julien Casteleiro | Round 2: Lang-Lenton Lopez, Jorge - Julien Casteleiro, Ariel | ? | |
| Mar 28, 2026 | Julien Casteleiro | 0–1 | Yao | Round 1: Julien Casteleiro, Ariel - Yao, Lan | Indian Defense: Accelerated London System | |
| Dec 13, 2025 | Julien Casteleiro | 0–1 | Hernando Rodrigo | Round 1: Julien Casteleiro, Ariel - Hernando Rodrigo, Jose Maria | ? | |
| Sep 1, 2025 | Santana Cabrera | 1–0 | Julien Casteleiro | Round 3: Santana Cabrera, Aniel - Julien Casteleiro, Ariel | King's Pawn Game | |
| Apr 20, 2025 | Julien Casteleiro | ½–½ | Quintero Hernandez | Round 9: Julien Casteleiro, Ariel - Quintero Hernandez, Marcos Jesus | Queen's Pawn Game: Accelerated London System, Steinitz Countergambit | |
| Apr 19, 2025 | Vargas Tinoco | 0–1 | Julien Casteleiro | Round 8: Vargas Tinoco, Celso Alejandro - Julien Casteleiro, Ariel | Slav Defense: Modern Line | |
| Apr 18, 2025 | Julien Casteleiro | 0–1 | Cruz Ramirez | Round 7: Julien Casteleiro, Ariel - Cruz Ramirez, Nauzet | London System | |
| Apr 16, 2025 | Julien Casteleiro | 0–1 | Perez Rosales | Round 5: Julien Casteleiro, Ariel - Perez Rosales, Pedro | Queen's Pawn Game | |
| Apr 14, 2025 | Julien Casteleiro | 0–1 | Sosa Suarez | Round 3: Julien Casteleiro, Ariel - Sosa Suarez, Carla Cristina | Pirc Defense | |
| Apr 13, 2025 | Quintana Arcila | 0–1 | Julien Casteleiro | Round 2: Quintana Arcila, Yaiza - Julien Casteleiro, Ariel | French Defense: Schlechter Variation | |
| Apr 12, 2025 | Julien Casteleiro | 0–1 | Gomez Ledo | Round 1: Julien Casteleiro, Ariel - Gomez Ledo, Roberto Carlos | Queen's Pawn Game: Modern Defense | |
| Mar 31, 2024 | Sanchez Gonzalez | 0–1 | Julien Casteleiro | Round 9: Sanchez Gonzalez, Diego - Julien Casteleiro, Ariel | French Defense: Advance Variation, Main Line | |
| Mar 30, 2024 | Quiceno Ramirez | 1–0 | Julien Casteleiro | Round 8: Quiceno Ramirez, Edwin Alejandro - Julien Casteleiro, Ariel | Slav Defense: Chebanenko Variation | |
| Mar 26, 2024 | Sosa Suarez | 1–0 | Julien Casteleiro | Round 4: Sosa Suarez, Carla Cristina - Julien Casteleiro, Ariel | French Defense: Tarrasch Variation, Pawn Center Variation | |
| Mar 25, 2024 | Julien Casteleiro | ½–½ | Sarmiento Afonso | Round 3: Julien Casteleiro, Ariel - Sarmiento Afonso, Santiago | Indian Defense: London System | |
| Mar 23, 2024 | Julien Casteleiro | 0–1 | Loiacono | Round 1: Julien Casteleiro, Ariel - Loiacono, Leonardo | Catalan Opening: Closed | |
| Sep 2, 2024 | Fiorito | 1–0 | Julien Casteleiro | Round 1: Fiorito, Joaquin - Julien Casteleiro, Ariel | Semi-Slav Defense | |
