| May 17, 2026 | Brichacek | 0–1 | Kubat | Round 9: Brichacek, Miroslav - Kubat, Jonas | Rapport-Jobava System | |
| May 17, 2026 | Peroutka | 1–0 | Kubat | Round 7: Peroutka, Simon - Kubat, Jonas | Alekhine Defense: Scandinavian Variation | |
| May 17, 2026 | Kubat | 1–0 | Ugrenovich | Round 5: Kubat, Jonas - Ugrenovich, Jaroslav | Sicilian Defense: Old Sicilian | |
| May 17, 2026 | Brstak | ½–½ | Kubat | Round 6: Brstak, Ondrej - Kubat, Jonas | Alekhine Defense: Scandinavian Variation | |
| May 17, 2026 | Kubat | 0–1 | Nouri | Round 3: Kubat, Jonas - Nouri, Ali | Sicilian Defense: French Variation, Westerinen Attack | |
| May 17, 2026 | Kubat | 0–1 | Lorenc | Round 1: Kubat, Jonas - Lorenc, Tomas | Nimzowitsch Defense: Scandinavian Variation, Exchange Variation | |
| May 16, 2026 | Kubat | 1–0 | Vaic | Round 13: Kubat, Jonas - Vaic, Pavel | Caro-Kann Defense: von Hennig Gambit | |
| May 16, 2026 | Janousek | 0–1 | Kubat | Round 12: Janousek, Ladislav - Kubat, Jonas | English Opening: Symmetrical Variation | |
| May 16, 2026 | Kubat | 0–1 | Ondrejat | Round 11: Kubat, Jonas - Ondrejat, Miroslav | Pirc Defense: Austrian Attack, Unzicker Attack | |
| May 16, 2026 | Ugrenovich | 0–1 | Kubat | Round 10: Ugrenovich, George - Kubat, Jonas | Alekhine Defense: Exchange Variation | |
| May 16, 2026 | Kubat | 1–0 | Pohuliailo | Round 9: Kubat, Jonas - Pohuliailo, Nikita | Center Game: Berger Variation | |
| May 16, 2026 | Bulgaru | 0–1 | Kubat | Round 8: Bulgaru, Andrej - Kubat, Jonas | Scandinavian Defense: Main Line | |
| May 16, 2026 | Pham | 1–0 | Kubat | Round 7: Pham, Minh Tiep - Kubat, Jonas | Indian Defense: Budapest Defense, Alekhine Variation | |
| May 16, 2026 | Kubat | 0–1 | Koten | Round 6: Kubat, Jonas - Koten, Vojtech | Center Game: Berger Variation | |
| May 16, 2026 | Kubat | 0–1 | Zavurkova | Round 5: Kubat, Jonas - Zavurkova, Monika | French Defense: Advance Variation, Milner-Barry Gambit | |
| May 16, 2026 | Ornet | 1–0 | Kubat | Round 4: Ornet, Tomas - Kubat, Jonas | Alekhine Defense: Scandinavian Variation | |
| May 16, 2026 | Kubat | 0–1 | Pazdera | Round 3: Kubat, Jonas - Pazdera, Tomas | French Defense: Advance Variation, Wade Variation | |
| May 16, 2026 | Lorencova | 0–1 | Kubat | Round 2: Lorencova, Vera - Kubat, Jonas | Alekhine Defense: Scandinavian Variation | |
| May 16, 2026 | Kubat | 1–0 | Smrcka | Round 1: Kubat, Jonas - Smrcka, Jan | Center Game: Berger Variation | |
| May 9, 2026 | Ugrenovich | 1–0 | Kubat | Round 7: Ugrenovich, Jaroslav - Kubat, Jonas | Alekhine Defense: Exchange Variation, Voronezh Variation | |
| May 6, 2026 | Zrust | ½–½ | Kubat | Round 1: Zrust, Lukas - Kubat, Jonas | Alekhine Defense: Exchange Variation | |
| Jun 29, 2025 | Kubat | 0–1 | Brychta | Round 3: Kubat, Jonas - Brychta, David | Caro-Kann Defense: Panov Attack | |