| 9 ago 2026 | Koustav Chatterjee 2484 | Isanzhulov, Arystan 2385 | 0-1 | E52 Defensa Nimzoindia: Normal Variation, Schlechter Defense | Finals | Tiebreaks: Koustav Chatterjee - Isanzhulov, Arystan | 32 | Ver |
| 9 ago 2026 | Koustav Chatterjee 2484 | Isanzhulov, Arystan 2385 | 0-1 | E47 Defensa Nimzoindia: Normal Variation | Finals | Game 2: Koustav Chatterjee - Isanzhulov, Arystan | 47 | Ver |
| 9 ago 2026 | Parkhov, Yair 2437 | Isanzhulov, Arystan 2385 | 0-1 | E48 Defensa Nimzoindia: Normal Variation, Classical Defense | Finals | Game 1: Parkhov, Yair - Isanzhulov, Arystan | 71 | Ver |
| 8 ago 2026 | Isanzhulov, Arystan 2385 | Lobanov, Sergei 2515 | 0-1 | A05 Ataque Indio de Rey: Spassky Variation | Semifinals | Game 2: Isanzhulov, Arystan - Lobanov, Sergei | 52 | Ver |
| 8 ago 2026 | Lobanov, Sergei 2515 | Isanzhulov, Arystan 2385 | 1-0 | A06 Apertura Zukertort | Semifinals | Game 1: Lobanov, Sergei - Isanzhulov, Arystan | 47 | Ver |
| 7 ago 2026 | Tsarsitalidis, Konstantinos 2275 | Isanzhulov, Arystan 2385 | ½-½ | B40 Defensa Siciliana: Delayed Alapin Variation, with e6 | Quarterfinals | Game 2: Tsarsitalidis, Konstantinos - Isanzhulov, Arystan | 41 | Ver |
| 7 ago 2026 | Isanzhulov, Arystan 2385 | Kasioumis, Vasilios 2371 | 0-1 | B51 Defensa Siciliana: Moscow Variation | Quarterfinals | Game 1: Isanzhulov, Arystan - Kasioumis, Vasilios | 42 | Ver |
| 5 ago 2026 | Isanzhulov, Arystan 2385 | Henderson de La Fuente, Andrea 2013 | 1-0 | A41 Apertura de Peón de Dama | Round 2 | Game 2: Isanzhulov, Arystan - Henderson de La Fuente, Andrea | 40 | Ver |
| 4 ago 2026 | Mariano, Fabian Glen 2312 | Isanzhulov, Arystan 2385 | 1-0 | C42 Defensa Petrov: Paulsen Attack | Round 1 | Game 2: Mariano, Fabian Glen - Isanzhulov, Arystan | 51 | Ver |
| 4 ago 2026 | Isanzhulov, Arystan 2385 | Ulhaq, Zacky Dhia 2338 | 1-0 | A45 Ataque Trompowsky | Round 1 | Game 1: Isanzhulov, Arystan - Ulhaq, Zacky Dhia | 45 | Ver |
| 24 jul 2026 | Saidulla, Bakdaulet 2056 | Isanzhulov, Arystan 2383 | 0-1 | D24 Gambito de Dama aceptado | Oskemen Open 2026 | Open | 44 | Ver |
| 17 may 2026 | Halynyazov, Vepaly 2287 | Isanzhulov, Arystan 2398 | 1-0 | D37 Gambito de Dama rehusado: Barmen Variation | Turkic Team Chess Championships 2026 | Men | 50 | Ver |
| 16 may 2026 | Isanzhulov, Arystan 2398 | Sapenov, Daniyal 2458 | ½-½ | B50 Defensa Siciliana: Modern Variations | Turkic Team Chess Championships 2026 | Men | 109 | Ver |
| 16 may 2026 | Saydaliev, Saidakbar 2454 | Isanzhulov, Arystan 2398 | ½-½ | B30 Defensa Siciliana: Nyezhmetdinov-Rossolimo Attack | Turkic Team Chess Championships 2026 | Men | 109 | Ver |
| 15 may 2026 | Tologon tegin, Semetei 2271 | Isanzhulov, Arystan 2398 | ½-½ | A46 Yusupov-Rubinstein System | Turkic Team Chess Championships 2026 | Men | 75 | Ver |
| 15 may 2026 | Talibov, Shiroghlan 2474 | Isanzhulov, Arystan 2398 | ½-½ | C42 Defensa Petrov: Classical Attack, Mason Variation | Turkic Team Chess Championships 2026 | Men | 46 | Ver |
| 14 may 2026 | Isanzhulov, Arystan 2398 | Akbas, Umut Ata 2459 | ½-½ | C48 Apertura de los Cuatro Caballos: Spanish Variation, Rubinstein Variation, Henneberger Variation | Turkic Team Chess Championships 2026 | Men | 65 | Ver |
| 6 mar 2026 | Isanzhulov, Arystan 2412 | Petukhov, Alan 2295 | 1-0 | B30 Defensa Siciliana: Old Sicilian | Kazakhstan Championship Semifinal 2026 | Open | 50 | Ver |
| 5 mar 2026 | Tulendinov, Dinmukhammed 2222 | Isanzhulov, Arystan 2412 | 1-0 | B23 Defensa Siciliana: Closed, Traditional | Kazakhstan Championship Semifinal 2026 | Open | 66 | Ver |
| 4 mar 2026 | Kazhmuratov, Altair 2221 | Isanzhulov, Arystan 2412 | 0-1 | B50 Defensa Siciliana: Modern Variations | Kazakhstan Championship Semifinal 2026 | Open | 39 | Ver |