| Oct 12, 2025 | Kern | 0–1 | Berlato | Round 9: Kern, Beat - Berlato, Alberto | Zukertort Opening: Slav Invitation | |
| Oct 11, 2025 | Testa | ½–½ | Kern | Round 8: Testa, Alessandro - Kern, Beat | Petrov's Defense: Karklins-Martinovsky Variation | |
| Oct 10, 2025 | Kern | 0–1 | Bartonickova | Round 7: Kern, Beat - Bartonickova, Bara | Queen's Pawn Game: Chigorin Variation | |
| Oct 9, 2025 | Crispino | ½–½ | Kern | Round 6: Crispino, Anna - Kern, Beat | Queen's Gambit Declined: Orthodox Defense, Capablanca System | |
| Oct 9, 2025 | Tomasino | 1–0 | Kern | Round 5: Tomasino, Vincenzo - Kern, Beat | Indian Defense | |
| Oct 6, 2025 | Kern | ½–½ | Nardone | Round 3: Kern, Beat - Nardone, Massimo | Queen's Pawn Game: Zukertort Variation | |
| Oct 5, 2025 | Smith | ½–½ | Kern | Round 2: Smith, Lynda - Kern, Beat | Bird Opening: Dutch Variation | |
| Oct 5, 2025 | Kern | 0–1 | Corbat | Round 1: Kern, Beat - Corbat, Philippe | Queen's Pawn Game: Colle System | |
| Jul 23, 2025 | Kern | ½–½ | Kopp | Biel Chess Festival 2025 | English Opening: Symmetrical Variation | |
| Jul 22, 2025 | Wensink | 0–1 | Kern | Biel Chess Festival 2025 | Petrov's Defense: Paulsen Attack | |
| Jul 21, 2025 | Kern | 1–0 | Brandes | Biel Chess Festival 2025 | ? | |
| Jul 19, 2025 | Archit Saigal | 1–0 | Kern | Biel Chess Festival 2025 | Petrov's Defense: Nimzowitsch Attack | |
| Jul 17, 2025 | Moreno Enric | 1–0 | Kern | Biel Chess Festival 2025 | ? | |
| Jul 16, 2025 | Kern | ½–½ | Barros | Biel Chess Festival 2025 | English Opening: Caro-Kann Defensive System | |
| Jul 15, 2025 | Haas | 1–0 | Kern | Biel Chess Festival 2025 | Tarrasch Defense: Classical Variation | |
| Oct 13, 2024 | Pleimling | ½–½ | Kern | Arco A | Semi-Slav Defense | |
| Oct 12, 2024 | Kern | 0–1 | Felgendreher | Arco A | Grünfeld Defense: Three Knights Variation, Burille Variation | |
| Oct 10, 2024 | Wegelin | ½–½ | Kern | Arco A | Zukertort Opening: Quiet System | |
| Oct 9, 2024 | Kern | 1–0 | Crispino | Arco A | King's Indian Defense: Orthodox Variation, Bayonet Attack | |
| Oct 8, 2024 | Porfireanu | 1–0 | Kern | Arco A | Semi-Slav Defense | |
| Oct 7, 2024 | De Reymaeker | 1–0 | Kern | Arco A | English Opening: King's English Variation | |
| Oct 6, 2024 | Kern | 0–1 | Vezzosi | 46th International Chess Open Citta di Arco - A | Queen's Pawn Game: Colle System | |
| Oct 5, 2024 | Kern | 1–0 | Pfaltz | 46th International Chess Open Citta di Arco - A | Zukertort Opening | |
| Jul 20, 2024 | Lee | 0–1 | Kern | Biel Chess Festival 2024 - Amateur tournament | Slav Defense | |
| Jul 18, 2024 | Choi | 0–1 | Kern | Biel Chess Festival 2024 - Amateur tournament | Caro-Kann Defense: Advance Variation, Short Variation | |
| Jul 17, 2024 | Kern | ½–½ | Kim | Biel Chess Festival 2024 - Amateur tournament | Queen's Pawn Game: Colle System | |
| Jul 24, 2024 | Kern | 1–0 | Harte | Biel Chess Festival 2024 | Queen's Pawn Game: Chigorin Variation | |
| Jul 23, 2024 | Spaeti | 0–1 | Kern | Biel Chess Festival 2024 | Caro-Kann Defense: Classical Variation | |
| Jul 22, 2024 | Kern | 0–1 | Kim | Biel Chess Festival 2024 | Semi-Slav Defense: Bogoljubow Variation | |
| Jul 16, 2024 | Oestmann | 1–0 | Kern | Biel Chess Festival 2024 | Caro-Kann Defense: Accelerated Panov Attack, Open Variation | |
| Jul 25, 2022 | Mohr | 1–0 | Kern | Biel Chess Festival 2024 | Slav Defense: Exchange Variation | |
| Jul 19, 2022 | Kern | 0–1 | Jaggy | Biel Chess Festival 2024 | Semi-Slav Defense: Meran Variation, Wade Variation | |
