| Jun 7, 2026 | Mortensen | 1–0 | Nordahl | Norway Chess Open 2026 June | ? | |
| Jun 6, 2026 | De Vleeschauwer | 1–0 | Mortensen | Norway Chess Open 2026 June | Sicilian Defense: Taimanov Variation, Bastrikov Variation | |
| Jun 5, 2026 | Mortensen | 0–1 | Arvola | Norway Chess Open 2026 June | King's Indian Defense: Semi-Averbakh System | |
| Jun 4, 2026 | Wang | ½–½ | Mortensen | Norway Chess Open 2026 June | Sicilian Defense: Taimanov Variation, Bastrikov Variation, English Attack | |
| Jun 3, 2026 | Mortensen | 1–0 | Terryn | Norway Chess Open 2026 June | Semi-Slav Defense | |
| Jun 2, 2026 | Blikom | 0–1 | Mortensen | Norway Chess Open 2026 June | ? | |
| Jun 1, 2026 | Mortensen | 1–0 | Maj | Norway Chess Open 2026 June | ? | |
| Feb 22, 2026 | Mortensen | 0–1 | Olsen | NM Fischersjakk - Freestyle 2026 | ? | |
| Feb 22, 2026 | Mortensen | 1–0 | Sorensen | NM Fischersjakk - Freestyle 2026 | ? | |
| Feb 22, 2026 | Slettum | 1–0 | Mortensen | NM Fischersjakk - Freestyle 2026 | ? | |
| Feb 22, 2026 | Mortensen | ½–½ | Hestvik Evenshaug | NM Fischersjakk - Freestyle 2026 | ? | |
| Feb 21, 2026 | Bryn | 0–1 | Mortensen | NM Fischersjakk - Freestyle 2026 | ? | |
| Feb 21, 2026 | Mortensen | ½–½ | Bjornstad | NM Fischersjakk - Freestyle 2026 | ? | |
| Feb 21, 2026 | Mortensen | 1–0 | Braaten | NM Fischersjakk - Freestyle 2026 | ? | |
| Feb 21, 2026 | Froyshov | 0–1 | Mortensen | NM Fischersjakk - Freestyle 2026 | ? | |
| Feb 19, 2026 | Arvola | 1–0 | Mortensen | NM Fischersjakk - Freestyle 2026 | ? | |
| Feb 15, 2026 | Zaretckii | 0–1 | Mortensen | Nordisk Mesterskab gruppe E | Sicilian Defense: Taimanov Variation, Bastrikov Variation | |
| Feb 14, 2026 | Mortensen | 1–0 | Nguyen | Nordisk Mesterskab gruppe E | Bogo-Indian Defense: Grünfeld Variation | |
| Feb 12, 2026 | Mortensen | 1–0 | Sverrisson | Nordisk Mesterskab gruppe E | Queen's Gambit Accepted: Classical Defense | |
| Feb 8, 2026 | Bae | 0–1 | Mortensen | Nordisk Mesterskab gruppe E | Sicilian Defense: French Variation, Westerinen Attack | |
| Feb 8, 2026 | Mortensen | ½–½ | Elnegaard | Nordisk Mesterskab gruppe E | Queen's Gambit Declined: Ragozin Defense | |
| Feb 8, 2026 | Ernisson | 0–1 | Mortensen | Nordisk Mesterskab gruppe E | Sicilian Defense: Taimanov Variation, Bastrikov Variation, English Attack | |
| Jan 4, 2026 | Olsen | ½–½ | Mortensen | Åpent NM i hurtigsjakk 2026 | Ruy Lopez: Morphy Defense | |
| Jan 4, 2026 | Mortensen | 1–0 | Kristiansen | Åpent NM i hurtigsjakk 2026 | Benoni Defense: Knight's Tour Variation | |
| Jan 4, 2026 | Foshaug | 1–0 | Mortensen | Åpent NM i hurtigsjakk 2026 | Ruy Lopez: Morphy Defense, Anderssen Variation | |
| Jan 4, 2026 | Mortensen | 0–1 | Brattgjerd | Åpent NM i hurtigsjakk 2026 | Indian Defense: Anti-Nimzo-Indian | |
| Jan 3, 2026 | Slettmoen | 0–1 | Mortensen | Åpent NM i hurtigsjakk 2026 | London System | |
| Jan 3, 2026 | Mortensen | ½–½ | Flatebo | Åpent NM i hurtigsjakk 2026 | Queen's Gambit Declined: Three Knights Variation | |
| Jan 3, 2026 | Bernhoftsen-Banks | ½–½ | Mortensen | Åpent NM i hurtigsjakk 2026 | Ruy Lopez: Morphy Defense | |
| Jan 3, 2026 | Mortensen | 0–1 | Engelsen | Åpent NM i hurtigsjakk 2026 | Semi-Slav Defense | |
| Jan 3, 2026 | Ellingsen | 0–1 | Mortensen | Åpent NM i hurtigsjakk 2026 | Polish Opening, with d5 | |
| Jan 3, 2026 | Mortensen | 1–0 | Bru | Åpent NM i hurtigsjakk 2026 | Queen's Gambit Declined: Ragozin Defense | |
| Nov 16, 2025 | Ouyang | * | Mortensen | NM for barn og ungdom 2025 | ? | |
| Nov 16, 2025 | Mortensen | * | Kethulle | NM for barn og ungdom 2025 | ? | |
| Nov 15, 2025 | Hellebo | * | Mortensen | NM for barn og ungdom 2025 | ? | |
| Nov 15, 2025 | Mortensen | * | Oyri | NM for barn og ungdom 2025 | ? | |
| Nov 15, 2025 | Bae | 0–1 | Mortensen | NM for barn og ungdom 2025 | Sicilian Defense: Keres Variation | |
| Nov 14, 2025 | Mortensen | * | Alhat | NM for barn og ungdom 2025 | ? | |
| Nov 14, 2025 | Samdal | * | Mortensen | NM for barn og ungdom 2025 | ? | |
| Jul 11, 2025 | Mortensen | 0–1 | Tenfjord Engelsen | Landsturneringen 2025 | Catalan Opening: Closed | |
| Jul 7, 2025 | Mortensen | 0–1 | Walgren | Landsturneringen 2025 | Catalan Opening: Open Defense, Classical Line | |
| Jul 6, 2025 | Bjorkan | ½–½ | Mortensen | Landsturneringen 2025 | King's Indian Defense: Sämisch Variation, Sämisch Gambit | |
| Jul 5, 2025 | Mortensen | 1–0 | Seyed Saadat | Landsturneringen 2025 | ? | |
| Dec 5, 2024 | Kvendseth | 0–1 | Mortensen | XXI Gran Torneo Internacional Aficionados Grupo B 2024 | ? | |
| Dec 2, 2024 | Mortensen | 0–1 | Fogo Esquivel | XXI Gran Torneo Internacional Aficionados Grupo B 2024 | Italian Game: Classical Variation, Giuoco Pianissimo, with a6 | |
| Nov 3, 2024 | Mortensen | 1–0 | Tran | NMU - NM for barn og ungdom 2024 | Italian Game: Giuoco Pianissimo | |
| Nov 3, 2024 | Leer-Helgesen | 0–1 | Mortensen | NMU - NM for barn og ungdom 2024 | Sicilian Defense: Alapin Variation, Barmen Defense, Central Exchange | |
| Nov 2, 2024 | Mortensen | 1–0 | Myrene | NMU - NM for barn og ungdom 2024 | Petrov's Defense | |
| Nov 2, 2024 | Olsen | 1–0 | Mortensen | NMU - NM for barn og ungdom 2024 | Sicilian Defense: Taimanov Variation, Bastrikov Variation | |
| Jul 6, 2024 | Audun Rimbereid Øyri | 0–1 | Mortensen | Landsturneringen 2024 | King's Indian Defense: Fianchetto Variation, Debrecen Defense | |
| Jul 5, 2024 | Bae | ½–½ | Mortensen | Landsturneringen 2024 | Sicilian Defense | |
| Jul 4, 2024 | Homtako | * | Mortensen | Landsturneringen 2024 | Sicilian Defense: Four Knights Variation | |
| Jul 3, 2024 | Mortensen | 1–0 | Valved | Landsturneringen 2024 | Scotch Game: Schmidt Variation | |
| Jul 2, 2024 | Mortensen | 1–0 | Alvin Gürakar Skribeland | Landsturneringen 2024 | Scotch Game: Classical Variation | |
| Jul 2, 2024 | Mulye | 0–1 | Mortensen | Landsturneringen 2024 | Sicilian Defense: Alapin Variation, Barmen Defense | |
| Jul 1, 2024 | Mortensen | 1–0 | Theodor Mend Rune Hellebø | Landsturneringen 2024 | English Opening: King's English Variation | |
| Jun 30, 2024 | Fredrik Hesla-Halvorsen | 0–1 | Mortensen | Landsturneringen 2024 | Sicilian Defense: Closed | |
| Jun 29, 2024 | Mortensen | 1–0 | Kaada | Landsturneringen 2024 | English Opening: King's English Variation | |
| — | Mortensen | 0–1 | Mashhadi Aghajan | Nordic Youth Chess Championship | Italian Game: Classical Variation, Giuoco Pianissimo, with d6 | |
| — | Mortensen | 1–0 | Leosson | Nordic Youth Chess Championship | French Defense: Rubinstein Variation, Blackburne Defense | |
| — | Mortensen | 0–1 | Zhang | Nordic Youth Chess Championship | Sicilian Defense: Najdorf Variation | |
| — | Ernst | 1–0 | Mortensen | Round 1: Ernst, Thomas - Mortensen, Michael | Sicilian Defense: Taimanov Variation, Bastrikov Variation | |
| — | Elnegaard | 0–1 | Mortensen | Nordic Youth Chess Championship | Sicilian Defense: Taimanov Variation, Bastrikov Variation | |
| — | Xin | 0–1 | Mortensen | Nordic Youth Chess Championship | Queen's Pawn Game: Colle System | |
| — | Bro Jacobsen | 0–1 | Mortensen | Nordic Youth Chess Championship | Sicilian Defense: Taimanov Variation, Bastrikov Variation | |