| 20 abr 2026 | Kozlov, Alexei 2366 | Vershinin, Igor 2280 | 0-1 | E10 Defensa India: Anti-Nimzo-Indian | FIDE World Cadet & Youth Rapid and Blitz Chess Championships 2026 | Blitz | O18 | 35 | Ver |
| 19 abr 2026 | Omonov, Asrorjon 2372 | Kozlov, Alexei 2366 | 0-1 | A17 Apertura Inglesa: Anglo-Indian Defense, Nimzo-English | FIDE World Cadet & Youth Rapid and Blitz Chess Championships 2026 | Blitz | O18 | 48 | Ver |
| 19 abr 2026 | Kozlov, Alexei 2366 | Abdukhakimov, Akbarali 2266 | 1-0 | B90 Defensa Siciliana: Najdorf Variation, Petronić Attack | FIDE World Cadet & Youth Rapid and Blitz Chess Championships 2026 | Blitz | O18 | 54 | Ver |
| 19 abr 2026 | Burns, Michael 2206 | Kozlov, Alexei 2366 | 0-1 | C79 Apertura Española (Ruy López): Morphy Defense, Steinitz Deferred | FIDE World Cadet & Youth Rapid and Blitz Chess Championships 2026 | Blitz | O18 | 33 | Ver |
| 19 abr 2026 | Kozlovic, Jernej 2241 | Kozlov, Alexei 2366 | 1-0 | C60 Apertura Española (Ruy López): Fianchetto Defense | FIDE World Cadet & Youth Rapid and Blitz Chess Championships 2026 | Blitz | O18 | 38 | Ver |
| 17 abr 2026 | Kozlov, Alexei 2366 | Daulet, Alikhan 2350 | 1-0 | D02 Apertura de Peón de Dama: Symmetrical Variation | FIDE World Cadet & Youth Rapid and Blitz Chess Championships 2026 | Blitz | O18 | 49 | Ver |
| 17 abr 2026 | Shogdzhiev, Roman 2405 | Kozlov, Alexei 2366 | 1-0 | D02 Apertura de Peón de Dama: Chigorin Variation | FIDE World Cadet & Youth Rapid and Blitz Chess Championships 2026 | Blitz | O18 | 44 | Ver |
| 17 abr 2026 | Kozlov, Alexei 2366 | Suleimen, Ergali 2333 | 1-0 | A00 Apertura Van Geet: Sicilian Two Knights | FIDE World Cadet & Youth Rapid and Blitz Chess Championships 2026 | Blitz | O18 | 70 | Ver |
| 17 abr 2026 | Suyarov, Mukhammadzokhid 2505 | Kozlov, Alexei 2366 | 0-1 | C63 Apertura Española (Ruy López): Schliemann Defense | FIDE World Cadet & Youth Rapid and Blitz Chess Championships 2026 | Blitz | O18 | 49 | Ver |
| 17 abr 2026 | Kozlov, Alexei 2322 | Zakirov, Musa 2281 | 1-0 | D23 Gambito de Dama aceptado: Mannheim Variation | FIDE World Cadet & Youth Rapid and Blitz Chess Championships 2026 | Rapid | O18 | 22 | Ver |
| 17 abr 2026 | Kozlovic, Jernej 2355 | Kozlov, Alexei 2322 | ½-½ | C79 Apertura Española (Ruy López): Morphy Defense, Steinitz Deferred | FIDE World Cadet & Youth Rapid and Blitz Chess Championships 2026 | Rapid | O18 | 96 | Ver |
| 16 abr 2026 | Daulet, Alikhan 2180 | Kozlov, Alexei 2322 | 1-0 | D07 Gambito de Dama rehusado: Chigorin Defense, Modern Gambit | FIDE World Cadet & Youth Rapid and Blitz Chess Championships 2026 | Rapid | O18 | 40 | Ver |
| 13 abr 2026 | Ansat, Aldiyar 2440 | Kozlov, Alexei 2322 | 1-0 | C60 Apertura Española (Ruy López): Fianchetto Defense | FIDE World Cadet & Youth Rapid and Blitz Chess Championships 2026 | Rapid | O18 | 51 | Ver |