| Jul 19, 2026 | Jud | 1–0 | Mousseau | Round 10: Jud, Marc - Mousseau, Leo | King's Indian Defense: Fianchetto Variation, Classical Fianchetto | |
| Jul 19, 2026 | Mousseau | 0–1 | Alexakis | Round 9: Mousseau, Leo - Alexakis, Dimitrios | Sicilian Defense: Dragon Variation, Yugoslav Attack, Topalov Variation | |
| Jul 19, 2026 | Waelti | 0–1 | Mousseau | Round 8: Waelti, Thomas - Mousseau, Leo | Caro-Kann Defense: Main Line | |
| Jul 19, 2026 | Valsecchi | 1–0 | Mousseau | Round 4: Valsecchi, Luca - Mousseau, Leo | London System, with Be2 | |
| Jul 19, 2026 | Mousseau | 0–1 | Ragios | Round 3: Mousseau, Leo - Ragios, Konstantinos | Vienna Game: Max Lange Defense | |
| Jul 19, 2026 | Langner | 1–0 | Mousseau | Round 2: Langner, Robin - Mousseau, Leo | King's Indian Defense: Orthodox Variation, Gligoric-Taimanov System | |
| Jul 19, 2026 | Mousseau | 1–0 | Klatt | Round 1: Mousseau, Leo - Klatt, Marcel | Vienna Game: Vienna Gambit | |
| Nov 30, 2024 | Mousseau | 1–0 | Messerschmidt | Round 1: Mousseau, Leo - Messerschmidt, Nicolas | Vienna Game: Vienna Gambit | |
| Nov 30, 2024 | Mousseau | 1–0 | Kulig | Round 3: Mousseau, Leo - Kulig, Timo | Vienna Game: Vienna Gambit | |
| Nov 30, 2024 | Mousseau | 0–1 | Boissel | Round 5: Mousseau, Leo - Boissel, Kasimir | French Defense: Exchange Variation | |
| Nov 30, 2024 | Mousseau | 0–1 | Lippert | Round 7: Mousseau, Leo - Lippert, Daniel | Sicilian Defense: Sozin Attack, Main Line | |
| Nov 30, 2024 | Wong | 1–0 | Mousseau | Round 2: Wong, Gengchun - Mousseau, Leo | Pirc Defense: Austrian Attack, Weiss Variation | |
| Nov 30, 2024 | Permantier | 0–1 | Mousseau | Round 4: Permantier, Paul - Mousseau, Leo | Modern Defense | |
| Nov 30, 2024 | Griebling | 0–1 | Mousseau | Round 6: Griebling, Florian Alexander - Mousseau, Leo | Modern Defense | |