| Jul 19, 2026 | Schweizer | 1–0 | Dietiker | Round 13: Schweizer, Simon - Dietiker, Manuel | Sicilian Defense: Taimanov Variation, Bastrikov Variation | |
| Jul 19, 2026 | Leuthold | 0–1 | Dietiker | Round 12: Leuthold, Cyrill - Dietiker, Manuel | Pirc Defense: Classical Variation | |
| Jul 19, 2026 | Dietiker | 0–1 | Kelecevic | Round 11: Dietiker, Manuel - Kelecevic, Nedeljko | French Defense: Schlechter Variation | |
| Jul 19, 2026 | Hajduk | 0–1 | Dietiker | Round 10: Hajduk, Tomasz - Dietiker, Manuel | Sicilian Defense: Taimanov Variation, Bastrikov Variation, English Attack | |
| Jul 19, 2026 | Dietiker | 0–1 | Fernandes Barbosa Dos Santos | Round 9: Dietiker, Manuel - Fernandes Barbosa Dos Santos, Gabriel | Sicilian Defense: Dragon Variation, Yugoslav Attack, Modern Line | |
| Jul 19, 2026 | Dietiker | 1–0 | Huang | Round 8: Dietiker, Manuel - Huang,Hsuan-Chen | Caro-Kann Defense: Tartakower Variation | |
| Jul 19, 2026 | Berezovskii | 0–1 | Dietiker | Round 7: Berezovskii, Arina - Dietiker, Manuel | Sicilian Defense: Delayed Alapin Variation, with e6 | |
| Jul 19, 2026 | Dietiker | 0–1 | Chu | Round 6: Dietiker, Manuel - Chu, Wa Ching David | Sicilian Defense: Dragon Variation, Yugoslav Attack, Modern Line | |
| Jul 19, 2026 | Pardoen | 0–1 | Dietiker | Round 5: Pardoen, Oscar - Dietiker, Manuel | Sicilian Defense: Alapin Variation, Smith-Morra Declined | |
| Jul 19, 2026 | Dietiker | 0–1 | Gautier | Round 4: Dietiker, Manuel - Gautier, Anand | Sicilian Defense: Najdorf Variation, Freak Attack | |
| Jul 19, 2026 | Schaefer | 0–1 | Dietiker | Round 3: Schaefer, Gion - Dietiker, Manuel | Sicilian Defense: Taimanov Variation, Bastrikov Variation | |
| Jul 19, 2026 | Dietiker | 0–1 | Thorfinnsson | Round 2: Dietiker, Manuel - Thorfinnsson, Bjorn | Four Knights Game: Scotch Variation, Belgrade Gambit | |
| Mar 22, 2026 | Martelli | 0–1 | Dietiker | Reti Amateur Open | Trompowsky Attack | |
| Mar 22, 2026 | Dietiker | 1–0 | Saliba | Reti Amateur Open | ? | |
| Mar 22, 2026 | Breyer | 1–0 | Dietiker | Reti Amateur Open | Sicilian Defense: Taimanov Variation, Bastrikov Variation | |
| Mar 22, 2026 | Dietiker | 1–0 | Cotton Gil | Reti Amateur Open | ? | |
| Mar 22, 2026 | Lanois | 0–1 | Dietiker | Reti Amateur Open | ? | |
| Jul 26, 2024 | Dietiker | ½–½ | Jordan | Biel Chess Festival WT2 | Caro-Kann Defense: Modern Variation | |
| Jul 25, 2024 | Musaelyan | 0–1 | Dietiker | Biel Chess Festival WT2 | Queen's Pawn Game: Modern Defense | |
| Jul 24, 2024 | Chappaz | 0–1 | Dietiker | Biel Chess Festival WT2 | Sicilian Defense: French Variation | |
| Jul 23, 2024 | Dietiker | 1–0 | Javet | Biel Chess Festival WT2 | Sicilian Defense: Najdorf Variation, Freak Attack | |
| Jul 22, 2024 | Delaquis | 0–1 | Dietiker | Biel Chess Festival WT2 | Sicilian Defense: Alapin Variation, Smith-Morra Declined | |
| Jul 21, 2024 | Dietiker | 1–0 | Moon | Biel Chess Festival BTZ | French Defense: Schlechter Variation | |
| Jul 21, 2024 | Dietiker | 0–1 | Ritviz | Biel Chess Festival BTZ | Four Knights Game: Glek System | |
| Jul 21, 2024 | Dietiker | 0–1 | Kappeler | Biel Chess Festival BTZ | Sicilian Defense: Taimanov Variation, Normal Variation | |
| Jul 21, 2024 | Dietiker | 0–1 | Yu | Biel Chess Festival BTZ | Sicilian Defense: Dragon Variation, Yugoslav Attack, Modern Line | |
| Jul 21, 2024 | Dietiker | 1–0 | Chen | Biel Chess Festival BTZ | Sicilian Defense: Old Sicilian | |
| Jul 21, 2024 | Dietiker | 0–1 | Vincenti | Biel Chess Festival BTZ | French Defense: Schlechter Variation | |
| Jul 21, 2024 | Padmini | 1–0 | Dietiker | Biel Chess Festival BTZ | Sicilian Defense: Taimanov Variation, Bastrikov Variation, English Attack | |
| Jul 21, 2024 | Ermeni | 0–1 | Dietiker | Biel Chess Festival BTZ | Sicilian Defense: Closed | |
| Jul 21, 2024 | Peycheva | 1–0 | Dietiker | Biel Chess Festival BTZ | Modern Defense: Averbakh System | |
| Jul 21, 2024 | Sharku | 0–1 | Dietiker | Biel Chess Festival BTZ | Sicilian Defense: Paulsen-Basman Defense | |
| Jul 21, 2024 | Arulanantham | 0–1 | Dietiker | Biel Chess Festival BTZ | Modern Defense: Two Knights Variation | |
| Jul 21, 2024 | Angst | ½–½ | Dietiker | Biel Chess Festival BTZ | Nimzo-Larsen Attack: Modern Variation | |
| Jul 30, 2023 | Dietiker | 0–1 | Gaehwiler | Swiss Championship | Rapid | Sicilian Defense: Najdorf Variation, Opocensky Variation | |
| Jul 30, 2023 | Sutter | 1–0 | Dietiker | Swiss Championship | Rapid | Benoni Defense: Four Pawns Attack, Main Line | |