| Apr 5, 2026 | Sigvaldsen | 1–0 | Jorgensen | Fagernes International 2026 - open | King's Indian Defense: Normal Variation, King's Knight Variation | |
| Apr 4, 2026 | Andersen | ½–½ | Sigvaldsen | Fagernes International 2026 - open | Queen's Gambit Declined: Exchange Variation, Positional Variation | |
| Apr 3, 2026 | Sigvaldsen | ½–½ | David | Fagernes International 2026 - open | King's Indian Defense: Normal Variation, King's Knight Variation | |
| Apr 2, 2026 | Blindheim | ½–½ | Sigvaldsen | Fagernes International 2026 - open | Queen's Gambit Declined: Exchange Variation, Positional Variation | |
| Apr 1, 2026 | Hohelj | 1–0 | Sigvaldsen | Fagernes International 2026 - open | French Defense: Classical Variation, Steinitz Variation | |
| Apr 1, 2026 | Sigvaldsen | 0–1 | Vollheim | Fagernes International 2026 - open | Queen's Gambit Declined: Harrwitz Attack, Two Knights Defense | |
| Mar 31, 2026 | Sigvaldsen | ½–½ | Yilmaz | Fagernes International 2026 - open | Queen's Pawn Game: London System | |
| Mar 30, 2026 | Nome | 0–1 | Sigvaldsen | Fagernes International 2026 - open | Sicilian Defense: Open | |
| Mar 29, 2026 | Sigvaldsen | ½–½ | Smedsrud | Fagernes International 2026 - open | Slav Defense: Czech Variation, Dutch Variation | |
| Jan 4, 2026 | Slettmoen | ½–½ | Sigvaldsen | Åpent NM i hurtigsjakk 2026 | English Opening: Anglo-Indian Defense, Hedgehog System | |
| Jan 4, 2026 | Sigvaldsen | ½–½ | Emberland | Åpent NM i hurtigsjakk 2026 | Queen's Gambit Declined: Vienna Variation, Quiet Variation | |
| Jan 4, 2026 | Gjersvik | 1–0 | Sigvaldsen | Åpent NM i hurtigsjakk 2026 | Bishop's Opening: Vienna Hybrid, Spielmann Attack | |
| Jan 4, 2026 | Sigvaldsen | 1–0 | Brattgjerd | Åpent NM i hurtigsjakk 2026 | Semi-Slav Defense: Chigorin Defense | |
| Jan 3, 2026 | Hetland | 1–0 | Sigvaldsen | Åpent NM i hurtigsjakk 2026 | Neo-Grünfeld Defense: Classical Variation, Original Defense | |
| Oct 12, 2025 | Sigvaldsen | ½–½ | Skotheim | Fagernes International Autumn 2025 - open | French Defense: Exchange Variation | |
| Oct 11, 2025 | Agustsson | 1–0 | Sigvaldsen | Fagernes International Autumn 2025 - open | French Defense: Tarrasch Variation, Closed Variation | |
| Oct 10, 2025 | Sigvaldsen | ½–½ | Kopperud | Fagernes International Autumn 2025 - open | Indian Defense: London System | |
| Oct 9, 2025 | Ruud | 0–1 | Sigvaldsen | Fagernes International Autumn 2025 - open | Indian Defense: London System | |
| Oct 8, 2025 | Sigvaldsen | 1–0 | Smedsrud | Fagernes International Autumn 2025 - open | Semi-Slav Defense: Botvinnik Variation | |
| Oct 8, 2025 | Dybvik | 1–0 | Sigvaldsen | Fagernes International Autumn 2025 - open | French Defense: Classical Variation | |
| Oct 7, 2025 | Sigvaldsen | ½–½ | Lysen | Fagernes International Autumn 2025 - open | Indian Defense: London System | |
| Oct 6, 2025 | Warstad | ½–½ | Sigvaldsen | Fagernes International Autumn 2025 - open | Tarrasch Defense: Symmetrical Variation | |
| Oct 5, 2025 | Sigvaldsen | ½–½ | Vollheim | Fagernes International Autumn 2025 - open | French Defense: Exchange Variation | |
| Jul 5, 2025 | Mork | 1–0 | Sigvaldsen | Landsturneringen 2025 | ? | |
| Apr 20, 2025 | Lang | ½–½ | Sigvaldsen | Fagernes International 2025 - open | French Defense: Advance Variation, Nimzowitsch Attack | |
| Apr 19, 2025 | Sigvaldsen | ½–½ | Dybvik | Fagernes International 2025 - open | Queen's Gambit Declined: Modern Variation, Knight Defense | |
| Apr 18, 2025 | Aroven | 1–0 | Sigvaldsen | Fagernes International 2025 - open | Tarrasch Defense: Symmetrical Variation | |
| Apr 17, 2025 | Sigvaldsen | 1–0 | Vatneodegard | Fagernes International 2025 - open | Queen's Gambit Accepted | |
| Apr 16, 2025 | Sigvaldsen | 1–0 | Holten | Fagernes International 2025 - open | Nimzo-Indian Defense: Three Knights Variation | |
| Apr 16, 2025 | Kuzmenko | 1–0 | Sigvaldsen | Fagernes International 2025 - open | Queen's Pawn Game: Colle System | |
| Apr 15, 2025 | Neukamm | 1–0 | Sigvaldsen | Fagernes International 2025 - open | French Defense: Steinitz Variation, Boleslavsky Variation | |
| Apr 14, 2025 | Sigvaldsen | 1–0 | Jullum | Fagernes International 2025 - open | Old Indian Defense: Janowski Variation | |
| Apr 13, 2025 | Andersen | 1–0 | Sigvaldsen | Fagernes International 2025 - open | Semi-Slav Defense: Main Line | |
| Oct 13, 2024 | Holten | 0–1 | Sigvaldsen | Fagernes International Autumn 2024 - open | Queen's Gambit Declined: Normal Defense | |
| Oct 12, 2024 | Sigvaldsen | 1–0 | Traen | Fagernes International Autumn 2024 - open | Benoni Defense: Classical Variation, New York Variation | |
| Oct 11, 2024 | Gjersvik | 0–1 | Sigvaldsen | Fagernes International Autumn 2024 - open | Queen's Gambit Declined: Ragozin Defense | |
| Oct 10, 2024 | Sigvaldsen | 0–1 | Halas | Fagernes International Autumn 2024 - open | Old Indian Defense: Normal Variation | |
| Oct 9, 2024 | Sigvaldsen | ½–½ | Dybvik | Fagernes International Autumn 2024 - open | Queen's Gambit Declined: Modern Variation, Knight Defense | |
| Oct 9, 2024 | Kopperud | ½–½ | Sigvaldsen | Fagernes International Autumn 2024 - open | Nimzo-Indian Defense: Normal Variation, Gligoric System | |
| Oct 8, 2024 | Reinertsen | 1–0 | Sigvaldsen | Fagernes International Autumn 2024 - open | French Defense: Queen's Knight | |
| Oct 7, 2024 | Sigvaldsen | 0–1 | Kuzmenko | Fagernes International Autumn 2024 - open | Benoni Defense: Semi-Benoni | |
| Oct 6, 2024 | Eriksen | 0–1 | Sigvaldsen | Fagernes International Autumn 2024 - open | Indian Defense: London System | |
| Nov 1, 2024 | Sigvaldsen | * | Heidi Yixuan Xu | NMU - NM for barn og ungdom 2024 | ? | |
| Nov 1, 2024 | Sigvaldsen | * | Bernhoftsen-Banks | NMU - NM for barn og ungdom 2024 | ? | |
| Nov 1, 2024 | Mohr | * | Sigvaldsen | NMU - NM for barn og ungdom 2024 | ? | |
| Nov 1, 2024 | Asvestad | * | Sigvaldsen | NMU - NM for barn og ungdom 2024 | ? | |
| Jul 6, 2024 | Sigvaldsen | 0–1 | Ruud | Landsturneringen 2024 | Queen's Gambit Declined: Neo-Orthodox Variation, Main Line | |
| Jul 5, 2024 | Indrebo | 0–1 | Sigvaldsen | Landsturneringen 2024 | French Defense: Two Knights Variation | |
| Jul 3, 2024 | Sigvaldsen | 0–1 | Hellebo | Landsturneringen 2024 | Queen's Gambit Declined: Neo-Orthodox Variation, Main Line | |
| Jul 2, 2024 | Sigvaldsen | 0–1 | Øyvind Bjørnevoll Træen | Landsturneringen 2024 | Benoni Defense: Classical Variation | |
| Jul 2, 2024 | Indrebo | ½–½ | Sigvaldsen | Landsturneringen 2024 | French Defense: Exchange Variation | |
| Jul 1, 2024 | van der Meulen | ½–½ | Sigvaldsen | Landsturneringen 2024 | English Opening: Anglo-Indian Defense | |
| Jun 30, 2024 | Sigvaldsen | 1–0 | Oliinyk | Landsturneringen 2024 | Queen's Gambit Declined: Marshall Defense | |
| Jun 29, 2024 | Hellerud | 1–0 | Sigvaldsen | Landsturneringen 2024 | French Defense: Winawer Variation, Advance Variation | |
| Mar 31, 2024 | Sigvaldsen | 0–1 | Holten | Fagernes Chess International 2024 | Indian Defense: Normal Variation | |
| Mar 30, 2024 | Chahal | 0–1 | Sigvaldsen | Fagernes Chess International 2024 | Torre Attack: Classical Defense | |
| Mar 29, 2024 | Sigvaldsen | 0–1 | Ruud | Fagernes Chess International 2024 | Queen's Gambit Declined: Modern Variation, Knight Defense | |
| Mar 28, 2024 | Sigvaldsen | 0–1 | Jorgensen | Fagernes Chess International 2024 | Slav Defense: Exchange Variation | |
| Mar 27, 2024 | Sigvaldsen | 0–1 | Skogholt | Fagernes Chess International 2024 | Nimzo-Indian Defense: Leningrad Variation | |
| Mar 27, 2024 | Krishnan Vishwanathan | 0–1 | Sigvaldsen | Fagernes Chess International 2024 | French Defense: Classical Variation, Normal Variation | |
| Mar 26, 2024 | Nordahl | 1–0 | Sigvaldsen | Fagernes Chess International 2024 | Queen's Gambit Declined: Orthodox Defense | |
| Mar 25, 2024 | Sigvaldsen | 1–0 | Lie | Fagernes Chess International 2024 | Nimzo-Indian Defense: Leningrad Variation | |
| Mar 24, 2024 | Mahendran | 1–0 | Sigvaldsen | Fagernes Chess International 2024 | French Defense: Advance Variation | |
| Oct 16, 2022 | Rusten | 1–0 | Sigvaldsen | Fagernes International Autum | Open | Caro-Kann Defense: Advance Variation | |
| Oct 15, 2022 | Sigvaldsen | 0–1 | Endeberg | Fagernes International Autum | Open | Scandinavian Defense: Modern Variation | |
| Oct 14, 2022 | Smedsrud | 1–0 | Sigvaldsen | Fagernes International Autum | Open | Caro-Kann Defense: Two Knights Attack | |
| Oct 13, 2022 | Sigvaldsen | 0–1 | Nebell | Fagernes International Autum | Open | Modern Defense: Two Knights Variation | |
| Oct 12, 2022 | Sigvaldsen | ½–½ | Vollheim | Fagernes International Autum | Open | Pirc Defense | |
| Oct 12, 2022 | Lie | ½–½ | Sigvaldsen | Fagernes International Autum | Open | Slav Defense | |
| Oct 10, 2022 | Bollestad | 1–0 | Sigvaldsen | Fagernes International Autum | Open | Caro-Kann Defense: Advance Variation, Botvinnik-Carls Defense | |
| Oct 9, 2022 | Sigvaldsen | 0–1 | Hansen | Fagernes International Autum | Open | French Defense: Two Knights Variation | |