| Apr 21, 2026 | Fecker | 1–0 | Haugner | SMM NLA 2026 | Sicilian Defense: Chekhover Variation | |
| Feb 16, 2026 | Haugner | 0–1 | Koellner | 5. Int. Baden-Badener Faschingsopen | Sicilian Defense: Closed | |
| Feb 14, 2026 | Haugner | 0–1 | Bacrot | 5. Int. Baden-Badener Faschingsopen | Pirc Defense: Austrian Attack, Dragon Formation | |
| Sep 28, 2025 | Kienboeck | 1–0 | Haugner | SMM Rd 8+9 | Sicilian Defense: Dragon Variation | |
| Sep 27, 2025 | Haugner | 0–1 | Wyss | SMM Rd 8+9 | French Defense: Advance Variation, Milner-Barry Gambit, Hector Variation | |
| Jul 24, 2025 | Anetov | 0–1 | Haugner | Biel Chess Festival 2025 MTO | Sicilian Defense: Dragon Variation | |
| Jul 23, 2025 | Haugner | 0–1 | Ho | Biel Chess Festival 2025 MTO | Sicilian Defense: Delayed Alapin Variation, with e6 | |
| Jul 22, 2025 | Glasschroeder | 0–1 | Haugner | Biel Chess Festival 2025 MTO | Sicilian Defense: Closed | |
| Jul 21, 2025 | Haugner | 0–1 | Schlegel | Biel Chess Festival 2025 MTO | Sicilian Defense: Moscow Variation | |
| Jul 19, 2025 | Jordan | 0–1 | Haugner | Biel Chess Festival 2025 MTO | Sicilian Defense: Kupreichik Variation | |
| Jul 18, 2025 | Saminskij | 1–0 | Haugner | Biel Chess Festival 2025 MTO | Sicilian Defense: Moscow Variation | |
| Jul 17, 2025 | Haugner | 0–1 | Wuebker | Biel Chess Festival 2025 MTO | Sicilian Defense: Moscow Variation | |
| Jul 16, 2025 | Haugner | 1–0 | Chen | Biel Chess Festival 2025 MTO | Sicilian Defense: Nimzowitsch Variation, Main Line | |
| Jul 15, 2025 | Jordan | 0–1 | Haugner | Biel Chess Festival 2025 MTO | Sicilian Defense: Kupreichik Variation | |
| Jul 14, 2025 | Haugner | 0–1 | Adewumi | Biel Chess Festival 2025 MTO | Sicilian Defense: Delayed Alapin Variation, with e6 | |
| May 31, 2025 | Schellenberg | 1–0 | Haugner | Round 5: Schellenberg, Simon - Haugner, Jan | Queen's Gambit Declined: Pseudo-Tarrasch Variation, Canal Variation | |
| May 30, 2025 | Haugner | ½–½ | Fischer | Round 4: Haugner, Jan - Fischer, Daniel | Sicilian Defense: Delayed Alapin Variation, with e6 | |
| Apr 27, 2025 | Benitah | 1–0 | Haugner | SUI-chT Geneve-Luzern | Queen's Gambit Declined: Exchange Variation, Positional Variation | |
| Apr 17, 2025 | Haugner | 0–1 | Colbow | Round 1: Haugner, Jan - Colbow, Collin | Sicilian Defense: Moscow Variation, Main Line | |
| Aug 24, 2024 | Brunner | 1–0 | Haugner | SUI-chT Riehen-Luzern | Tarrasch Defense: Schara Gambit | |
| Jul 25, 2024 | Haugner | 0–1 | Schnell | Biel Chess Festival MTO | Caro-Kann Defense: Advance Variation, Tal Variation | |
| Jul 24, 2024 | Haugner | 1–0 | Udelnov | Biel Chess Festival MTO | Four Knights Game: Spanish Variation, Rubinstein Variation, Henneberger Variation | |
| Jul 23, 2024 | Demchenko | 1–0 | Haugner | Biel Chess Festival MTO | Queen's Pawn Game: London System, with e6 | |
| Jul 22, 2024 | Haugner | ½–½ | Frayna | Biel Chess Festival MTO | Modern Defense: Pseudo-Austrian Attack | |
| Jul 20, 2024 | Jain Kashish Manoj | 1–0 | Haugner | Biel Chess Festival MTO | Sicilian Defense: Moscow Variation | |
| Jul 19, 2024 | Haugner | 1–0 | Ohler | Biel Chess Festival MTO | Caro-Kann Defense: Advance Variation, Tal Variation | |
| Jul 18, 2024 | Winkelman | 1–0 | Haugner | Biel Chess Festival MTO | English Opening: King's English Variation, Three Knights System | |
| Jul 17, 2024 | Haugner | 1–0 | Krishnan | Biel Chess Festival MTO | Sicilian Defense: Richter-Rauzer Variation, Vitolins Variation | |
| Jul 16, 2024 | Gueci | ½–½ | Haugner | Biel Chess Festival MTO | Sicilian Defense: Kupreichik Variation | |
| Jul 15, 2024 | Haugner | 0–1 | Boldoo | Biel Chess Festival MTO | Sicilian Defense: Taimanov Variation | |
| Jun 23, 2024 | Fend | 1–0 | Haugner | SUI-chT Wollishofen-Luzern | King's Indian Attack | |
| May 26, 2024 | Haugner | 0–1 | Schweizer | SUI-chT Luzern-Schwarz-Weiss Bern | Modern Defense: Pseudo-Austrian Attack | |
| May 9, 2024 | Haugner | 0–1 | Loeffler | Bundesturnier | Sicilian Defense: Najdorf Variation | |
| Apr 28, 2024 | Toktomushev | 1–0 | Haugner | SUI-chT Geneve-Luzern | Queen's Gambit Declined: Queen's Knight Variation | |
| Apr 14, 2024 | Haugner | 0–1 | Levacic | SUI-chT Luzern-Mendrisio | Modern Defense: Pseudo-Austrian Attack | |
| Mar 10, 2024 | Haugner | ½–½ | Coellen | SUI-chT Luzern-Bodan | Four Knights Game: Spanish Variation | |
| Oct 15, 2023 | Haugner | ½–½ | Friedrich | SMM 2023 | Sicilian Defense: French Variation | |
| Oct 14, 2023 | Haugner | 0–1 | Renet | SMM 2023 | Ruy Lopez: Exchange Variation, Gligoric Variation | |