AKVA group ASA: Completion of intragroup merger with Submerged AS

References are made to the stock exchange announcements by AKVA group ASA (AKVA) on 30 June 2026 and 3 August 2026 regarding the merger of Submerged AS (as the non-surviving entity) with AKVA (as the surviving entity).

The merger was completed on 23 September 2026 upon registration of the merger by the Norwegian Register of Business Enterprises.

This information is subject to the disclosure requirements pursuant to section 4.2.4 of Oslo Rule Book II - Issuer Rules, cf. section 5-12 of the Norwegian Securities Trading Act.

Dated: 23 September 2026

AKVA group ASA Web: www.akvagroup.com (https://protect.checkpoint.com/v2/r02/___http:/www.akvagroup.com___.YzJlOnNjaGp kdGFzOmM6b2ZmaWNlMzY1X2VtYWlsc19hdHRhY2htZW50OjRjYWUyMWUwY2RkYjBmMjY3ZDIyY2ZjYmZ hMmQ0ZGU3Ojc6NzU4ZDo0MDEwZDE4ZDE4NDNmZDFiNzM5ODkxYzBjNDYxMTIyODQzOWZhYzc0NTZmZTU 4OWM3NjNmODdjYWQ5NDgxNTQwOnA6VDpU)

CONTACTS:

Knut Nesse     Chief Executive Officer Phone:    +47 51 77 85 00 Mobile:    +47 91 37 62 20 E-mail:    knesse@akvagroup.com (mailto:knesse@akvagroup.com)

Ronny Meinkøhn     Chief Financial Officer

Phone:           +47 51 77 85 00 Mobile:          +47 98 20 67 76 E-mail:          rmeinkohn@akvagroup.com (mailto:rmeinkohn@akvagroup.com)