Mandatory Notification of Trade by Primary Insider

Audun Brandtzæg, member of the Executive Management of Reach Subsea ASA, has today purchased 100,000 shares in Reach Subsea ASA at NOK 5.0905 per share. The total number of shares beneficially owned by Brandtzæg after the transaction is 500,000. Please see further details about the transaction in the attached form. This information is subject to disclosure requirements set out in the Market Abuse Regulation EU 596/2014 Article 19 and the Norwegian Securities Trading Act Section 5-12. –ENDS- For more information please contact: Arne Joa, Chief Financial Officer Reach Subsea ASA +47 474 51 344 investors@reachsubsea.com About Reach Subsea Reach Subsea delivers its services through a versatile fleet of vessels, including survey, IMR, construction support, and remote vessels. Our teams operate worldwide, providing inspection, maintenance, construction support, survey and data services across multiple industries, supporting clients throughout every stage of their project lifecycles. Our offshore teams are powered by advanced ROV technology and backed by onshore engineering expertise, turning complex ocean challenges into reliable solutions. With over 500 skilled professionals and offices in Norway, Sweden, the UK, the US, Brazil, Trinidad, Australia, and Singapore, our vision—'Sustainable access to ocean space’—drives safe, innovative, and sustainable subsea operations.

This stock exchange announcement was published by Arne Joa, Chief Financial Officer at Reach Subsea ASA on the time and date provided