Elliott’s full perspectives on Northern Star and its unique value-creation opportunity can be accessed at ElliottLetters.com/NST. The full text of the letter follows:August 12, 2026Board of DirectorsNorthern Star Resources LtdLevel 4, 500 Hay StreetSubiaco WA 6008 AustraliaDear Members of the Board:We write on behalf of Elliott Investment Management L.P. (together with its affiliates, “Elliott” or “we”), one of Northern Star Resources Ltd’s (“Northern Star” or the “Company”) largest investors, with an economic interest representing approximately 5.6% of the Company. All are ready to help Northern Star realize its full potential. Northern Star has world-class mines and a skilled workforce operating in two of the top gold-mining jurisdictions. This is about fortifying Northern Star and its Board for the long term, and we hope you will embrace the support we offer.