| Jun 23, 2026 | Breyer | ½–½ | Collin | SUI-chT Wollishofen-Riehen | Sicilian Defense: Taimanov Variation | |
| May 23, 2026 | Breyer | 1–0 | Breyer | Swiss Youth Championship 2026 U18 | Sicilian Defense: Classical Variation | |
| May 23, 2026 | Rappazzo | ½–½ | Breyer | Swiss Youth Championship 2026 U18 | Caro-Kann Defense: Advance Variation, Botvinnik-Carls Defense | |
| May 23, 2026 | Breyer | 1–0 | Artan | Swiss Youth Championship 2026 U18 | Sicilian Defense: Chekhover Variation | |
| May 23, 2026 | Parmelin | 0–1 | Breyer | Swiss Youth Championship 2026 U18 | Bogo-Indian Defense: Wade-Smyslov Variation | |
| May 23, 2026 | Breyer | ½–½ | Malli | Swiss Youth Championship 2026 U18 | Sicilian Defense: Chekhover Variation | |
| May 22, 2026 | Christen | 0–1 | Breyer | Swiss Youth Championship 2026 U18 | Bogo-Indian Defense: Grünfeld Variation | |
| Apr 2, 2026 | Breyer | 0–1 | Bauer | Grenke Chess Festival 2026 Open | Nimzowitsch Defense: Kennedy Variation, Riemann Defense | |
| Mar 23, 2026 | Gade | 0–1 | Breyer | Swiss Youth Championship 2026 U18 | Caro-Kann Defense: Tartakower Variation | |
| Mar 22, 2026 | Gontsul | 0–1 | Breyer | Reti Amateur Open | Caro-Kann Defense: Advance Variation, Botvinnik-Carls Defense | |
| Mar 22, 2026 | Breyer | 1–0 | Kamm Eric | Reti Amateur Open | Caro-Kann Defense: Exchange Variation, Rubinstein Variation | |
| Mar 22, 2026 | Guo | 0–1 | Breyer | Reti Amateur Open | Caro-Kann Defense: Maróczy Variation | |
| Mar 22, 2026 | Breyer | ½–½ | Neuschild | Reti Amateur Open | Ruy Lopez: Morphy Defense, Modern Steinitz Defense | |
| Mar 22, 2026 | Perano | 0–1 | Breyer | Reti Amateur Open | Caro-Kann Defense: Two Knights Attack | |
| Jun 9, 2025 | Malli | 0–1 | Breyer | Swiss Youtch Chess Championship 2025 U16 | Caro-Kann Defense: Tartakower Variation | |
| Jun 8, 2025 | Breyer | 1–0 | Jelicic | Swiss Youtch Chess Championship 2025 U16 | Caro-Kann Defense: Exchange Variation | |
| Jun 8, 2025 | Pellegrini | ½–½ | Breyer | Swiss Youtch Chess Championship 2025 U16 | Caro-Kann Defense: Two Knights Attack | |
| Jun 7, 2025 | Breyer | ½–½ | Gafner | Swiss Youtch Chess Championship 2025 U16 | Ruy Lopez: Closed, Delayed Exchange | |
| Jun 7, 2025 | Akinkhov | 0–1 | Breyer | Swiss Youtch Chess Championship 2025 U16 | Bogo-Indian Defense: Wade-Smyslov Variation | |
| Jun 6, 2025 | Delangle | 1–0 | Breyer | Swiss Youtch Chess Championship 2025 U16 | Caro-Kann Defense: Two Knights Attack | |
| May 19, 2025 | Breyer | 0–1 | Arsenie | Swiss Youtch Chess Championship 2025 U16 | Sicilian Defense: Chekhover Variation | |
| May 20, 2024 | Gut | 1–0 | Breyer | Schweizer Jugend Einzelmeisterschaft 2024 | Nimzo-Indian Defense: Reshevsky Variation | |
| May 19, 2024 | Breyer | ½–½ | Guyer | Schweizer Jugend Einzelmeisterschaft 2024 | Ruy Lopez: Closed, Delayed Exchange | |
| May 19, 2024 | Breyer | 1–0 | Hofstetter | Schweizer Jugend Einzelmeisterschaft 2024 | Ruy Lopez: Morphy Defense, Modern Steinitz Defense | |
| May 18, 2024 | Breyer | ½–½ | Haas | Schweizer Jugend Einzelmeisterschaft 2024 | French Defense: Tarrasch Variation, Morozevich Variation | |
| May 18, 2024 | Breyer | 1–0 | Breyer | Schweizer Jugend Einzelmeisterschaft 2024 | Petrov's Defense: Classical Attack | |
| May 17, 2024 | Breyer | 1–0 | Marmy | Schweizer Jugend Einzelmeisterschaft 2024 | French Defense: Tarrasch Variation, Guimard Defense | |
| May 17, 2024 | Malli | 1–0 | Breyer | Schweizer Jugend Einzelmeisterschaft 2024 | Caro-Kann Defense: Maróczy Variation | |
| May 29, 2023 | Gut | 0–1 | Breyer | Schweizer Jugend Einzelmeisterschaft 2023 U14 | Nimzo-Indian Defense: St. Petersburg Variation, Romanishin–Psakhis Variation | |
| May 28, 2023 | Breyer | 0–1 | Malli | Schweizer Jugend Einzelmeisterschaft 2023 U14 | Sicilian Defense: Chekhover Variation | |
| May 28, 2023 | Akinkhov | ½–½ | Breyer | Schweizer Jugend Einzelmeisterschaft 2023 U14 | Bogo-Indian Defense: Grünfeld Variation | |
| May 27, 2023 | Breyer | 1–0 | Breyer | Schweizer Jugend Einzelmeisterschaft 2023 U14 | Sicilian Defense: Najdorf Variation, Adams Attack | |
| May 27, 2023 | Delangle | 0–1 | Breyer | Schweizer Jugend Einzelmeisterschaft 2023 U14 | Sicilian Defense: Najdorf Variation, Zagreb Variation | |
| May 26, 2023 | Breyer | 0–1 | Gut | Schweizer Jugend Einzelmeisterschaft 2023 U14 | Sicilian Defense: Najdorf Variation, Adams Attack | |
| May 26, 2023 | Haas | 0–1 | Breyer | Schweizer Jugend Einzelmeisterschaft 2023 U14 | Catalan Opening | |