| 30 ago 2026 | Kosakowski, Jakub 2540 | Sethuraman, S.P. 2541 | 1-0 | C54 Italian Game: Classical Variation, Giuoco Pianissimo | Tiebreak 5: Kosakowski, Jakub - Sethuraman, S.P. | 59 | Ver |
| 30 ago 2026 | Kosakowski, Jakub 2540 | Sethuraman, S.P. 2541 | 1-0 | C24 Bishop's Opening: Paulsen Defense | Tiebreak 6: Kosakowski, Jakub - Sethuraman, S.P. | 34 | Ver |
| 30 ago 2026 | Sethuraman, S.P. 2541 | Kosakowski, Jakub 2540 | 1-0 | B12 Caro-Kann Defense: Advance Variation | Tiebreak 4: Sethuraman, S.P. - Kosakowski, Jakub | 48 | Ver |
| 30 ago 2026 | Marrujo Pardo, Mauricio Emmanuel 2410 | Sethuraman, S.P. 2541 | 0-1 | A00 Anderssen's Opening | Tiebreak 3: Marrujo Pardo, Mauricio Emmanuel - Sethuraman, S.P. | 46 | Ver |
| 30 ago 2026 | Sethuraman, S.P. 2541 | Marrujo Pardo, Mauricio Emmanuel 2410 | 0-1 | B73 Sicilian Defense: Dragon Variation, Classical Variation | Tiebreak 2: Sethuraman, S.P. - Marrujo Pardo, Mauricio Emmanuel | 76 | Ver |
| 30 ago 2026 | Marrujo Pardo, Mauricio Emmanuel 2410 | Sethuraman, S.P. 2541 | 0-1 | C47 Four Knights Game: Glek System | Tiebreak 1: Marrujo Pardo, Mauricio Emmanuel - Sethuraman, S.P. | 76 | Ver |
| 30 ago 2026 | Berdayes Ason, Dylan Isidro 2463 | Sethuraman, S.P. 2541 | ½-½ | E94 King's Indian Defense: Orthodox Variation, Glek Defense | XXVII Open Internacional de Sants - Ciutat de Barcelona 2026 | Group A | 165 | Ver |
| 28 ago 2026 | Kuru, Atilla 2508 | Sethuraman, S.P. 2541 | ½-½ | C45 Scotch Game: Schmidt Variation | XXVII Open Internacional de Sants - Ciutat de Barcelona 2026 | Group A | 88 | Ver |
| 27 ago 2026 | Sethuraman, S.P. 2541 | Solodovnichenko, Yuri 2486 | 1-0 | C42 Petrov's Defense: Classical Attack, Chigorin Variation | XXVII Open Internacional de Sants - Ciutat de Barcelona 2026 | Group A | 29 | Ver |
| 27 ago 2026 | Lopez Rayo, Santiago 2425 | Sethuraman, S.P. 2541 | 0-1 | B33 Sicilian Defense: Lasker-Pelikan Variation | XXVII Open Internacional de Sants - Ciutat de Barcelona 2026 | Group A | 50 | Ver |
| 25 ago 2026 | Sethuraman, S.P. 2541 | Llari, Marc 2330 | 1-0 | C11 French Defense: Steinitz Variation, Boleslavsky Variation | XXVII Open Internacional de Sants - Ciutat de Barcelona 2026 | Group A | 40 | Ver |
| 24 ago 2026 | Rojas Keim, Luis 2294 | Sethuraman, S.P. 2541 | 0-1 | B53 Sicilian Defense: Chekhover Variation | XXVII Open Internacional de Sants - Ciutat de Barcelona 2026 | Group A | 54 | Ver |
| 23 ago 2026 | Sethuraman, S.P. 2541 | Valle Luis, Leo 2355 | ½-½ | B57 Sicilian Defense: Classical Variation, Sozin Attack | XXVII Open Internacional de Sants - Ciutat de Barcelona 2026 | Group A | 31 | Ver |
| 22 ago 2026 | Ocelak, Jakub 2223 | Sethuraman, S.P. 2541 | 0-1 | B90 Sicilian Defense: Najdorf Variation, English Attack | XXVII Open Internacional de Sants - Ciutat de Barcelona 2026 | Group A | 55 | Ver |
| 21 ago 2026 | Sethuraman, S.P. 2541 | Mundet Riera, Jaume 2089 | 1-0 | C55 Italian Game: Two Knights Defense, Modern Bishop's Opening | XXVII Open Internacional de Sants - Ciutat de Barcelona 2026 | Group A | 25 | Ver |
| 20 ago 2026 | Sethuraman, S.P. 2541 | Moussard, Jules 2602 | 0-1 | B47 Sicilian Defense: Taimanov Variation, Bastrikov Variation | XXVII Open Internacional de Sants - Ciutat de Barcelona 2026 | Group A | 51 | Ver |
| 14 ago 2026 | Sethuraman, S.P. 2541 | Elias Reyes, Jorge Roberto 2509 | ½-½ | B45 Sicilian Defense: Four Knights Variation | 9th Jugando con las Estrellas 2026 | 20 | Ver |
| 13 ago 2026 | Korneev, Oleg 2429 | Sethuraman, S.P. 2541 | ½-½ | B31 Sicilian Defense: Nyezhmetdinov-Rossolimo Attack, Fianchetto Variation | 9th Jugando con las Estrellas 2026 | 20 | Ver |
| 12 ago 2026 | Sethuraman, S.P. 2541 | Dzida, Kamil 2411 | 1-0 | B90 Sicilian Defense: Najdorf Variation, Adams Attack | 9th Jugando con las Estrellas 2026 | 31 | Ver |
| 11 ago 2026 | Sethuraman, S.P. 2541 | Martinez Ramirez, Lennis 2418 | 1-0 | C42 Petrov's Defense: Karklins-Martinovsky Variation | 9th Jugando con las Estrellas 2026 | 52 | Ver |
