Mandatory notification of trade in NOS Nova AS

Gunnar Brandt-Eilertsen, VP New Projects in NOS Nova AS, has on the 12th and 13th of October 2026 purchased 8 787 shares in NOS Nova AS at an average price of NOK 1.09 per share.

After the transaction Gunnar Brandt-Eilertsen has a total holding of 2 954 644 shares in NOS Nova AS.

Attached are details of the transaction. This information is subject to the disclosure requirements pursuant to Regulation EU 596/2014 article 19, no. 3, and section 5-12 of the Norwegian Securities Trading Act.

For further information, please contact: NOS Nova AS Brita Holstad, CEO Email: bh@horisontenergi.com Phone: +47 951 84 992