| 6 mar 2026 | Kun, Gabor 2287 | Szieberth, Adam 2247 | ½-½ | C46 Apertura de los Tres Caballos | Budapest Spring Festival | 45 | Ver |
| 5 mar 2026 | Szieberth, Adam 2247 | Dubnevych, Maksym 2320 | 0-1 | C80 Apertura Española (Ruy López): Open | Budapest Spring Festival | 28 | Ver |
| 4 mar 2026 | Vaidyanathan, Adithya 2346 | Szieberth, Adam 2247 | 0-1 | E90 Defensa India de Rey: Normal Variation, Rare Defenses | Budapest Spring Festival | 55 | Ver |
| 2 mar 2026 | Rudolf, Michal 2306 | Szieberth, Adam 2247 | 1-0 | B42 Defensa Siciliana: Kan Variation, Polugaevsky Variation | Budapest Spring Festival | 22 | Ver |
| 1 mar 2026 | Szieberth, Adam 2247 | Paszewski, Mateusz 2384 | 0-1 | B15 Defensa Caro-Kann: Forgacs Variation | Budapest Spring Festival | 26 | Ver |
| 28 feb 2026 | Liyanage, Ranindu Dilshan 2404 | Szieberth, Adam 2241 | 1-0 | B08 Defensa Pirc: Classical Variation | Budapest Spring Festival | 41 | Ver |
| 27 feb 2026 | Szieberth, Adam 2241 | Singh, Siddharth 2385 | ½-½ | C84 Apertura Española (Ruy López): Closed, Center Attack | Budapest Spring Festival | 58 | Ver |