Grieg Seafood ASA: Director resignation

Reference is made to the stock exchange announcement made by Grieg Seafood ASA (the "Company") on 28 August 2026 announcing that the Grieg family had agreed to divide the assets of the Grieg Group, as further described in the announcement, and the contemplated sale by Willumsen Grieg of 37.5% of the shares in Grieg Aqua AS to Ackermans & van Haaren.

Following the closing of these transactions today, Nicolai Hafeld Grieg has resigned as a board member of the Company. The Company expects to call for an extraordinary general meeting for the election of a new board of directors in due course.

About Grieg Seafood ASA Grieg Seafood ASA is one of the world's leading salmon farmers. Our farms are located in Rogaland in Norway with our headquarter in Bergen, Norway. Grieg Seafood ASA was listed at the Oslo Stock Exchange in June 2007. Sustainable farming practices are the foundation of Grieg Seafood's operations. The lowest possible environmental impact and the best possible fish welfare is both an ethical responsibility and drive economic profitability.

To learn more, please visit www.griegseafood.com

The information included in this announcement is publicly disclosed in accordance with section 5-12 of the Norwegian Securities Trading Act.