Grieg Seafood ASA: Notice of Extraordinary General Meeting

Reference is made to the stock exchange announcement made by Grieg Seafood ASA ("Grieg Seafood" or the "Company") on 25 February 2026 in connection with the publication of the Company's Q4 2025 report, in which the Board of Directors announced a decision in principle to distribute NOK 4 billion to the shareholders. The Company is convening the extraordinary general meeting to propose the distribution of an extraordinary dividend of NOK 35.63715 per share, totalling approximately NOK 4 billion, based on an audited interim balance sheet per 31 January 2026. The extraordinary general meeting will be held on Friday, 17 April 2026, at 10:00 am (CEST) electronically. In accordance with section 5-8 of the Norwegian Public Limited Liability Companies Act, the general meeting will be held as a virtual conference meeting. Please find attached the notice of the extraordinary general meeting including the attendance form, proxy form and advance voting form. All underlying documentation is available at https://investor.griegseafood.com/corporate-governance#general-meeting The integrated annual report 2025, including the sustainability reporting and complete 2025 annual accounts with notes is available at https://investor.griegseafood.com/reports-&-presentations#annually-and-quarterly. For further inquiries, please contact:

Nina Willumsen Grieg, CEO Cell phone: +47 953 39 161 E-mail: nina.grieg@griegseafood.com Magnus Johannesen, CFO Cell phone: +47 959 13 243 E-mail: magnus.johannesen@griegseafood.com About Grieg Seafood

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

This information is subject to the disclosure requirements pursuant to section 5-12 of the Norwegian Securities Trading Act.