| Nov 23, 2025 | Kostikov | 0–1 | Sprungala | Round 9: Kostikov, Vadym - Sprungala, Erik | Sicilian Defense: Alapin Variation, Smith-Morra Declined | |
| Nov 23, 2025 | Berghold | 0–1 | Kostikov | Round 8: Berghold, Lotta - Kostikov, Vadym | Queen's Pawn Game: Symmetrical Variation, Pseudo-Catalan | |
| Nov 23, 2025 | Kostikov | 0–1 | Martinez Alanis | Round 7: Kostikov, Vadym - Martinez Alanis, Ian Pablo | Sicilian Defense: Alapin Variation, Barmen Defense, Central Exchange | |
| Nov 23, 2025 | Enxing | 1–0 | Kostikov | Round 6: Enxing, Philemon - Kostikov, Vadym | Caro-Kann Defense: Panov Attack | |
| Nov 23, 2025 | Kostikov | 1–0 | Drube | Round 5: Kostikov, Vadym - Drube, Brian | Pirc Defense: Austrian Attack | |
| Nov 23, 2025 | Yang | 0–1 | Kostikov | Round 4: Yang, Markus - Kostikov, Vadym | Caro-Kann Defense: Classical Variation | |
| Nov 23, 2025 | Kostikov | 0–1 | Gehrmann | Round 3: Kostikov, Vadym - Gehrmann, Nick | Sicilian Defense: Alapin Variation | |
| Nov 23, 2025 | Browning | 1–0 | Kostikov | Round 2: Browning, Rebecca - Kostikov, Vadym | Caro-Kann Defense: Advance Variation, Botvinnik-Carls Defense | |
| Nov 23, 2025 | Kostikov | 1–0 | Hasselgruber | Round 1: Kostikov, Vadym - Hasselgruber, Robert Ferenc | Sicilian Defense: Alapin Variation, Smith-Morra Declined | |
| Nov 22, 2025 | Kostikov | 0–1 | Gebauer | Round 9: Kostikov, Vadym - Gebauer, Dimitri | English Opening: Agincourt Defense | |
| Nov 22, 2025 | Rozek | 0–1 | Kostikov | Round 8: Rozek, Andre - Kostikov, Vadym | Queen's Pawn Game: Colle System, Anti-Colle | |
| Nov 22, 2025 | Kostikov | 1–0 | Donner | Round 7: Kostikov, Vadym - Donner, Tim | Scotch Game: Scotch Gambit | |
| Nov 22, 2025 | Hoetling | 1–0 | Kostikov | Round 6: Hoetling, Alexander - Kostikov, Vadym | Caro-Kann Defense: Hillbilly Attack | |
| Nov 22, 2025 | Kostikov | 0–1 | Goeldner | Round 5: Kostikov, Vadym - Goeldner, Leon | Modern Defense | |
| Nov 22, 2025 | Gondesen | 1–0 | Kostikov | Round 4: Gondesen, Luckhard - Kostikov, Vadym | Caro-Kann Defense: Exchange Variation | |
| Nov 22, 2025 | Kostikov | 0–1 | Trosin | Round 3: Kostikov, Vadym - Trosin, Moritz | Caro-Kann Defense: Two Knights Attack | |
| Nov 22, 2025 | Lange | 0–1 | Kostikov | Round 2: Lange, Johannes Friedrich - Kostikov, Vadym | Caro-Kann Defense: Exchange Variation | |
| Nov 22, 2025 | Kostikov | 0–1 | Kohde | Round 1: Kostikov, Vadym - Kohde, Janis | French Defense: Advance Variation, Wade Variation | |
