| Jun 24, 2026 | Torres Valiente | ½–½ | Diaz Perez | LIX Internacional Capablanca in Memoriam - OPEN 2026 | English Opening: Agincourt Defense, Bogoljubow Defense | |
| Jun 23, 2026 | Diaz Perez | 1–0 | Gomez Fontal | LIX Internacional Capablanca in Memoriam - OPEN 2026 | Italian Game: Classical Variation, Giuoco Pianissimo | |
| Jun 15, 2026 | Neira Garcia | ½–½ | Diaz Perez | LIX Internacional Capablanca in Memoriam - OPEN 2026 | English Opening: Agincourt Defense | |
| Jun 10, 2026 | Reyes Zavaleta | 0–1 | Diaz Perez | Round 11: Reyes Zavaleta, Fabian Ricardo - Diaz Perez, Michel Alejandro | Catalan Opening | |
| Jun 9, 2026 | Diaz Perez | ½–½ | Garzon Camelo | Round 10: Diaz Perez, Michel Alejandro - Garzon Camelo, Andres Santiago | Nimzo-Indian Defense: Normal Variation | |
| Jun 8, 2026 | Diaz Perez | 1–0 | Alfaro | Round 9: Diaz Perez, Michel Alejandro - Alfaro, William | Sicilian Defense: Hyperaccelerated Dragon | |
| Jun 8, 2026 | Sanchez Negreiros | 1–0 | Diaz Perez | Round 8: Sanchez Negreiros, Jose Alberto - Diaz Perez, Michel Alejandro | Queen's Gambit Declined: Barmen Variation | |
| Jun 8, 2026 | Montes Orozco | ½–½ | Diaz Perez | Round 9: Montes Orozco, Miguel Angel - Diaz Perez, Michel Alejandro | Nimzo-Indian Defense: St. Petersburg Variation, Romanishin–Psakhis Variation | |
| Jun 8, 2026 | Diaz Perez | 0–1 | Fogo Esquivel | Round 7: Diaz Perez, Michel Alejandro - Fogo Esquivel, Levi Kalani Alexander | Indian Defense: Budapest Defense, Adler Variation | |
| Jun 8, 2026 | Salinas Herrera | 1–0 | Diaz Perez | Round 6: Salinas Herrera, Pablo - Diaz Perez, Michel Alejandro | Queen's Pawn Game: London System | |
| Jun 8, 2026 | Diaz Perez | ½–½ | Cori | Round 5: Diaz Perez, Michel Alejandro - Cori, Jorge | Grünfeld Defense: Three Knights Variation | |
| Jun 8, 2026 | Diaz Guerrero | 0–1 | Diaz Perez | Round 4: Diaz Guerrero, Jesus Daniel - Diaz Perez, Michel Alejandro | Zukertort Opening: Nimzo-Larsen Variation | |
| Jun 8, 2026 | Diaz Perez | 1–0 | Reyes Zavaleta | Round 3: Diaz Perez, Michel Alejandro - Reyes Zavaleta, Cristhian Yamil | Queen's Gambit Declined: Harrwitz Attack, Orthodox Defense | |
| Jun 8, 2026 | Montiel Sanchez | ½–½ | Diaz Perez | Round 2: Montiel Sanchez, Victor Manuel - Diaz Perez, Michel Alejandro | Queen's Pawn Game: Accelerated London System | |
| Jun 8, 2026 | Diaz Perez | 1–0 | Jackson | Round 1: Diaz Perez, Michel Alejandro - Jackson, Leo Daniel Olivera | Dutch Defense: Classical Variation | |
| Jun 7, 2026 | Diaz Perez | 0–1 | Mareco | Round 8: Diaz Perez, Michel Alejandro - Mareco, Sandro | Semi-Slav Defense: Normal Variation | |
| Jun 6, 2026 | Diaz Guerrero | 0–1 | Diaz Perez | Round 7: Diaz Guerrero, Jesus Daniel - Diaz Perez, Michel Alejandro | Italian Game: Two Knights Defense, Modern Bishop's Opening | |
| Jun 6, 2026 | Diaz Perez | ½–½ | Lopez Rayo | Round 4: Diaz Perez, Michel Alejandro - Lopez Rayo, Santiago | Nimzo-Indian Defense: Normal Variation | |
| Jun 6, 2026 | Alfaro | 0–1 | Diaz Perez | Round 3: Alfaro, William - Diaz Perez, Michel Alejandro | Queen's Gambit Declined: Vienna Variation, Quiet Variation | |
| Jun 6, 2026 | Diaz Perez | ½–½ | Avila Rodriguez | Round 2: Diaz Perez, Michel Alejandro - Avila Rodriguez, Joshua Adrian | Nimzo-Indian Defense: Normal Variation | |
| Jun 6, 2026 | Pacheco Sierra | 0–1 | Diaz Perez | Round 1: Pacheco Sierra, Diego Sebastian - Diaz Perez, Michel Alejandro | Queen's Gambit Declined: Tarrasch Defense, Pseudo-Tarrasch | |
| Jun 6, 2026 | Plotkin | 0–1 | Diaz Perez | Round 9: Plotkin, Mark - Diaz Perez, Michel Alejandro | Queen's Gambit Declined | |
| Jun 6, 2026 | Diaz Perez | 1–0 | Martinez Ramirez | Round 8: Diaz Perez, Michel Alejandro - Martinez Ramirez, Lennis | Nimzo-Indian Defense: St. Petersburg Variation | |
| Jun 6, 2026 | Delgado Romero | 0–1 | Diaz Perez | Round 7: Delgado Romero, Marco - Diaz Perez, Michel Alejandro | Tarrasch Defense: Dubov Tarrasch | |
| Jun 6, 2026 | Diaz Perez | 1–0 | Jimenez Salas | Round 6: Diaz Perez, Michel Alejandro - Jimenez Salas, Maria Teresa | Slav Defense | |
| Jun 5, 2026 | Diaz Perez | ½–½ | Torres Rosas | Round 6: Diaz Perez, Michel Alejandro - Torres Rosas, Luis Carlos | Sicilian Defense: Najdorf Variation, Opocensky Variation | |
| Jun 5, 2026 | Arenas | ½–½ | Diaz Perez | Round 5: Arenas, David - Diaz Perez, Michel Alejandro | Italian Game: Two Knights Defense, Modern Bishop's Opening | |
| Jun 5, 2026 | Garzon Camelo | 0–1 | Diaz Perez | Round 5: Garzon Camelo, Andres Santiago - Diaz Perez, Michel Alejandro | Ruy Lopez: Morphy Defense, Steinitz Deferred | |
| Jun 4, 2026 | Diaz Perez | 1–0 | Gonzalez Zharikov | Round 4: Diaz Perez, Michel Alejandro - Gonzalez Zharikov, Andrey | Caro-Kann Defense: Advance Variation, Botvinnik-Carls Defense | |
| Jun 4, 2026 | Figueredo Losada | ½–½ | Diaz Perez | Round 3: Figueredo Losada, Leonel - Diaz Perez, Michel Alejandro | Sicilian Defense: Closed, Anti-Sveshnikov Variation, with d6 | |
| Jun 4, 2026 | Ortez | 0–1 | Diaz Perez | Round 1: Ortez, Andrea - Diaz Perez, Michel Alejandro | Ruy Lopez: Morphy Defense, Anderssen Variation | |
| Jun 3, 2026 | Diaz Perez | ½–½ | Ortiz | Round 2: Diaz Perez, Michel Alejandro - Ortiz, Marcos | Sicilian Defense: Dragon Variation, Yugoslav Attack, Hungarian Dragon | |
| Apr 6, 2026 | Diaz Perez | ½–½ | Wu | X Open Semana Santa 2026 - Grupo A | Nimzo-Indian Defense: Normal Variation | |
| Apr 5, 2026 | Golis | ½–½ | Diaz Perez | X Open Semana Santa 2026 - Grupo A | Ruy Lopez: Morphy Defense, Tarrasch Variation | |
| Apr 5, 2026 | Diaz Perez | 1–0 | Janeczko | X Open Semana Santa 2026 - Grupo A | King's Indian Defense: Averbakh Variation, Modern Defense, Burgess Line | |
| Apr 3, 2026 | Diaz Perez | 0–1 | Navarro Martinez | X Open Semana Santa 2026 - Grupo A | Queen's Gambit Declined: Exchange Variation, Positional Variation | |
| Apr 3, 2026 | Advik Amit Agrawal | ½–½ | Diaz Perez | X Open Semana Santa 2026 - Grupo A | Four Knights Game: Scotch Variation Accepted | |
| Apr 2, 2026 | Siekanska | ½–½ | Diaz Perez | X Open Semana Santa 2026 - Grupo A | Ruy Lopez: Closed | |
| Apr 1, 2026 | Diaz Perez | 1–0 | Jarque Megias | X Open Semana Santa 2026 - Grupo A | King's Indian Defense: Orthodox Variation, Gligoric-Taimanov System | |
| Dec 19, 2025 | Diaz Perez | 1–0 | Mihajlov | Round 9: Diaz Perez, Michel Alejandro - Mihajlov, Sebastian | Old Indian Defense: Ukrainian Variation | |
| Dec 18, 2025 | Bilovil | ½–½ | Diaz Perez | Round 8: Bilovil, Bogdan - Diaz Perez, Michel Alejandro | Tarrasch Defense: Two Knights Variation | |
| Dec 18, 2025 | Diaz Perez | ½–½ | Gonzalez Zamora | Round 7: Diaz Perez, Michel Alejandro - Gonzalez Zamora, Juan Carlos | Nimzo-Indian Defense: Normal Variation | |
| Dec 17, 2025 | Diaz Perez | ½–½ | Ostrovskiy | Round 6: Diaz Perez, Michel Alejandro - Ostrovskiy, Aleksandr | Queen's Gambit Declined: Exchange Variation, Positional Variation | |
| Dec 17, 2025 | Barrientos | ½–½ | Diaz Perez | Round 5: Barrientos, Sergio E - Diaz Perez, Michel Alejandro | Ruy Lopez: Morphy Defense, Steinitz Deferred | |
| Dec 16, 2025 | Diaz Perez | ½–½ | Cori | Round 4: Diaz Perez, Michel Alejandro - Cori, Jorge | Semi-Slav Defense: Normal Variation | |
| Dec 15, 2025 | Zacarias Rodriguez | 0–1 | Diaz Perez | Round 2: Zacarias Rodriguez, Santiago - Diaz Perez, Michel Alejandro | Ruy Lopez: Morphy Defense, Steinitz Deferred | |
| Dec 15, 2025 | Diaz Perez | 1–0 | Munkhzul | Round 1: Diaz Perez, Michel Alejandro - Munkhzul, Davaakhuu | Queen's Gambit Declined: Ragozin Defense | |
| Dec 5, 2025 | Quesada Perez | ½–½ | Diaz Perez | Round 3: Quesada Perez, Luis Ernesto - Diaz Perez, Michel Alejandro | Tarrasch Defense: Dubov Tarrasch | |
| Jul 29, 2025 | Diaz Perez | 0–1 | Cruz | Round 8: Diaz Perez, Michel Alejandro - Cruz, Filemon | Nimzo-Indian Defense: Rubinstein System | |
| Jul 28, 2025 | Khusenkhojaev | 1–0 | Diaz Perez | Round 7: Khusenkhojaev, Mustafokhuja - Diaz Perez, Michel Alejandro | Catalan Opening: Open Defense | |
| Jul 27, 2025 | Diaz Perez | 1–0 | Coles | Round 6: Diaz Perez, Michel Alejandro - Coles, Robin | Queen's Gambit Declined: Exchange Variation, Positional Variation | |
| Jul 21, 2025 | Asis Gargatagli | 1–0 | Diaz Perez | Round 9: Asis Gargatagli, Hipolito - Diaz Perez, Michel Alejandro | Queen's Gambit Declined: Exchange Variation, Positional Variation | |
| Jul 20, 2025 | Diaz Perez | 1–0 | Bivor Adak | Round 8: Diaz Perez, Michel Alejandro - Bivor Adak | Indian Defense: Anti-Nimzo-Indian | |
| Jul 19, 2025 | Khusenkhojaev | ½–½ | Diaz Perez | Round 7: Khusenkhojaev, Mustafokhuja - Diaz Perez, Michel Alejandro | Catalan Opening: Open Defense | |
| Jul 17, 2025 | Kshatriya Nitin Vekhande | 0–1 | Diaz Perez | Round 5: Kshatriya Nitin Vekhande - Diaz Perez, Michel Alejandro | Sicilian Defense: Najdorf Variation, Opocensky Variation, Traditional Line | |
| Jul 16, 2025 | Diaz Perez | 1–0 | Rouda Essa | Round 4: Diaz Perez, Michel Alejandro - Rouda Essa, Alserkal | Queen's Gambit Declined: Ragozin Defense | |
| Jul 14, 2025 | Diaz Perez | 0–1 | Harshit Ranjan Sahu | Round 2: Diaz Perez, Michel Alejandro - Harshit Ranjan Sahu | King's Indian Defense: Orthodox Variation, Gligoric-Taimanov System | |
| Jul 13, 2025 | Marabajan Navas | 0–1 | Diaz Perez | Round 1: Marabajan Navas, Saul - Diaz Perez, Michel Alejandro | Nimzo-Indian Defense: St. Petersburg Variation, Romanishin–Psakhis Variation | |
| Jul 12, 2025 | Grigoryan | * | Diaz Perez | Round 9: Grigoryan, Karen H. - Diaz Perez, Michel Alejandro | ? | |
| Jul 10, 2025 | Diaz Perez | ½–½ | Petrosyan | Round 6: Diaz Perez, Michel Alejandro - Petrosyan, Manuel | Nimzo-Indian Defense: Rubinstein System | |
| Jul 10, 2025 | Diaz Perez | 1–0 | Bogdanov | Round 7: Diaz Perez, Michel Alejandro - Bogdanov, Artyom | Queen's Gambit Declined: Ragozin Defense | |
| Jul 9, 2025 | Harshit Ranjan Sahu | 0–1 | Diaz Perez | Round 6: Harshit Ranjan Sahu - Diaz Perez, Michel Alejandro | Italian Game: Two Knights Defense, Modern Bishop's Opening | |
| Jul 8, 2025 | Diaz Perez | ½–½ | Chavez Suarez | Round 5: Diaz Perez, Michel Alejandro - Chavez Suarez, Carlos Alberto | Slav Defense | |
| Jul 6, 2025 | Diaz Perez | 1–0 | Alonso Gimenez | Round 3: Diaz Perez, Michel Alejandro - Alonso Gimenez, Mauro | Old Indian Defense: Normal Variation | |
| Jul 5, 2025 | Kshatriya Nitin Vekhande | ½–½ | Diaz Perez | Round 2: Kshatriya Nitin Vekhande - Diaz Perez, Michel Alejandro | Ruy Lopez: Exchange, Alekhine Variation | |
| Jul 4, 2025 | Diaz Perez | 1–0 | Ashwin Sairam | Round 1: Diaz Perez, Michel Alejandro - Ashwin Sairam | Queen's Gambit Declined: Exchange Variation, Sämisch Variation | |
| Jun 27, 2025 | Diaz Perez | ½–½ | Alsina Leal | Round 8: Diaz Perez, Michel Alejandro - Alsina Leal, Daniel | Grünfeld Defense: Exchange Variation, Spassky Variation | |
| Jun 27, 2025 | Petrosyan | ½–½ | Diaz Perez | Round 4: Petrosyan, Manuel - Diaz Perez, Michel Alejandro | Italian Game: Two Knights Defense, Modern Bishop's Opening | |
| Apr 26, 2025 | Pranesh M | 1–0 | Diaz Perez | Round 7: Pranesh M - Diaz Perez, Michel Alejandro | Ruy Lopez: Morphy Defense, Steinitz Deferred | |
| Apr 25, 2025 | Diaz Perez | ½–½ | Puranik | Round 6: Diaz Perez, Michel Alejandro - Puranik, Abhimanyu | Semi-Slav Defense: Normal Variation | |
| Apr 21, 2025 | Diaz Perez | ½–½ | Puranik | Semana Santa A. 2025 | Queen's Gambit Declined: Exchange Variation, Positional Variation | |
| Apr 20, 2025 | Diaz Perez | 1–0 | Marin | Semana Santa A. 2025 | Grünfeld Defense: Exchange Variation | |
| Apr 20, 2025 | Sanchez Alvarez | 0–1 | Diaz Perez | Semana Santa A. 2025 | Nimzo-Indian Defense: Classical Variation | |
| Apr 19, 2025 | Diaz Perez | ½–½ | Nurgaliyev | Semana Santa A. 2025 | Sicilian Defense: Najdorf Variation | |
| Apr 18, 2025 | Rey Martinez | 0–1 | Diaz Perez | Semana Santa A. 2025 | Ruy Lopez: Morphy Defense, Steinitz Deferred | |
| Apr 16, 2025 | Sudarshan Bhat | ½–½ | Diaz Perez | Semana Santa A. 2025 | Ruy Lopez: Morphy Defense, Wormald Attack | |
| Dec 18, 2024 | Berdayes Ason | 0–1 | Diaz Perez | Ronda 9: Berdayes Ason, Dylan Isidro - Diaz Perez, Michel Alejandro | Old Indian Defense: Normal Variation | |
| Dec 17, 2024 | Diaz Perez | 1–0 | Caballero Ramos | Ronda 8: Diaz Perez, Michel Alejandro - Caballero Ramos, Greter | Queen's Indian Defense: Kasparov-Petrosian Variation, Main Line | |
| Dec 17, 2024 | Martinez Duany | 1–0 | Diaz Perez | Ronda 7: Martinez Duany, Lelys Stanley - Diaz Perez, Michel Alejandro | Ruy Lopez: Closed, Flohr System | |
| Dec 16, 2024 | Diaz Perez | ½–½ | Ruiz Castillo | Ronda 6: Diaz Perez, Michel Alejandro - Ruiz Castillo, Joshua Daniel | Sicilian Defense: Dragon Variation, Classical Variation | |
| Dec 16, 2024 | Jimenez Garcia | 0–1 | Diaz Perez | Ronda 5: Jimenez Garcia, Emmanuel - Diaz Perez, Michel Alejandro | Trompowsky Attack: Classical Defense, Big Center Variation | |
| Dec 15, 2024 | Diaz Perez | 1–0 | Montano Vicente | Ronda 4: Diaz Perez, Michel Alejandro - Montano Vicente, Guadalupe | Sicilian Defense: Najdorf Variation | |
| Dec 14, 2024 | Morales Garcia | ½–½ | Diaz Perez | Ronda 3: Morales Garcia, Sergio Joshafatt - Diaz Perez, Michel Alejandro | Queen's Gambit Declined: Barmen Variation | |
| Dec 14, 2024 | Diaz Perez | 0–1 | Otero Acosta | Ronda 2: Diaz Perez, Michel Alejandro - Otero Acosta, Diasmany | Semi-Slav Defense: Normal Variation | |
| Dec 13, 2024 | Rosales Campos | 0–1 | Diaz Perez | Ronda 1: Rosales Campos, Paul - Diaz Perez, Michel Alejandro | Caro-Kann Defense: Advance Variation, Tal Variation | |
| Jul 30, 2024 | Berdayes Ason | ½–½ | Diaz Perez | XLVIII Open Internacional Vila de Sitges | Four Knights Game: Scotch Variation Accepted | |
| Jul 29, 2024 | Diaz Perez | 1–0 | Kshatriya Nitin Vekhande | XLVIII Open Internacional Vila de Sitges | Queen's Gambit Declined: Harrwitz Attack | |
| Jul 28, 2024 | Laurusas | 1–0 | Diaz Perez | XLVIII Open Internacional Vila de Sitges | Queen's Gambit Declined: Semi-Tarrasch Defense | |
| Jul 27, 2024 | Diaz Perez | 1–0 | Valenzuela Gomez | XLVIII Open Internacional Vila de Sitges | Sicilian Defense: Richter-Rauzer Variation, Neo-Modern Variation, Early Deviations | |
| Jul 26, 2024 | Aloma Vidal | ½–½ | Diaz Perez | XLVIII Open Internacional Vila de Sitges | King's Indian Attack | |
| Jul 25, 2024 | Diaz Perez | 1–0 | Pimpalkhare Vedant | XLVIII Open Internacional Vila de Sitges | French Defense: Tarrasch Variation, Modern System | |
| Jul 23, 2024 | Diaz Perez | ½–½ | Lau | XLVIII Open Internacional Vila de Sitges | Queen's Gambit Declined: Semi-Tarrasch Defense | |
| Jul 22, 2024 | Jain | 0–1 | Diaz Perez | XLVIII Open Internacional Vila de Sitges | Caro-Kann Defense: Two Knights Attack, Mindeno Variation, Exchange Line | |
| Jul 12, 2024 | Diaz Perez | 1–0 | Bogdanov | Round 9: Diaz Perez, Michel Alejandro - Bogdanov, Artyom | Indian Defense: Normal Variation | |
| Jul 11, 2024 | Valenzuela Gomez | 0–1 | Diaz Perez | Round 8: Valenzuela Gomez, Fernando - Diaz Perez, Michel Alejandro | Queen's Gambit Declined: Exchange Variation, Positional Variation | |
| Jul 10, 2024 | Diaz Perez | 1–0 | Vaibhav Jayant Raut | Round 7: Diaz Perez, Michel Alejandro - Vaibhav Jayant Raut | Queen's Indian Defense: Petrosian Variation | |
| Jul 9, 2024 | Kaustuv | 1–0 | Diaz Perez | Round 6: Kaustuv, Kundu - Diaz Perez, Michel Alejandro | English Opening: Anglo-Indian Defense, King's Knight Variation | |
| Jul 7, 2024 | Bakshi | ½–½ | Diaz Perez | Round 4: Bakshi, Rutuja - Diaz Perez, Michel Alejandro | English Opening: Agincourt Defense | |
| Jul 6, 2024 | Diaz Perez | 1–0 | Fanninger | Round 3: Diaz Perez, Michel Alejandro - Fanninger, Leon | Pirc Defense: Austrian Attack, Weiss Variation | |
| Jul 6, 2024 | Navalgund | 0–1 | Diaz Perez | Round 2: Navalgund, Niranjan - Diaz Perez, Michel Alejandro | English Opening: Neo-Catalan | |