| 8 mar 2026 | Arngrimsson, Dagur 2358 | Sigurjonsson, Stefan Th. 2119 | 1-0 | D30 Gambito de Dama rehusado | Icelandic team chess championship premier league | 38 | Ver |
| 7 mar 2026 | Hardarson, Jon Trausti 2071 | Sigurjonsson, Stefan Th. 2119 | ½-½ | E06 Apertura Catalana: Closed | Icelandic team chess championship premier league | 25 | Ver |
| 7 mar 2026 | Sigurjonsson, Stefan Th. 2119 | Ingvason, Johann 2145 | ½-½ | C50 Apertura Italiana: Giuoco Pianissimo, Normal | Icelandic team chess championship premier league | 60 | Ver |
| 16 nov 2025 | Sigurjonsson, Stefan Th. 2113 | Arngrimsson, Dagur 2370 | ½-½ | C55 Apertura Italiana: Two Knights Defense, Modern Bishop's Opening | Icelandic team chess championship premier league | 7 | Ver |
| 15 nov 2025 | Bjornsson, Sigurbjorn 2270 | Sigurjonsson, Stefan Th. 2113 | 1-0 | C18 Defensa Francesa: Winawer Variation, Classical Variation | Icelandic team chess championship premier league | 28 | Ver |
| 15 nov 2025 | Sigurjonsson, Stefan Th. 2113 | Gislason, Gudmundur 2219 | 0-1 | B21 Defensa Siciliana: Smith-Morra Gambit Accepted, Scheveningen Formation | Icelandic team chess championship premier league | 57 | Ver |
| 14 nov 2025 | Sigurjonsson, Stefan Th. 2113 | Birkisson, Bjorn Holm 2200 | 1-0 | C45 Apertura Escocesa: Classical Variation, Intermezzo Variation | Icelandic team chess championship premier league | 53 | Ver |