Tekna Holding ASA: Receipt and acquisition of subscription rights in the rights issue by primary insiders and their close associates

(Arendal, Norway / Sherbrooke QC, Canada – 18 November 2025) Reference is made to the stock exchange announcement published by Tekna Holding ASA (the "Company") earlier today, 18 November 2025, regarding the commencement of the subscription period in the fully underwritten rights issue of 100,000,000 new shares in the Company, at a subscription price of NOK 3.00 per share to raise gross proceeds of NOK 300 million (the "Rights Issue"). As part of this process, tradable subscription rights have been allocated to certain primary insiders, and certain close associates of primary insiders, of the Company: Tibidabo Invest AS, a company closely associated with Dag Teigland, Chair of the Board of Directors of the Company, has on 18 November 2025 received 530,963 subscription rights in the Company with no price payable. Tibidabo Industrier AS, a company closely associated with Dag Teigland, Chair of the Board of Directors of the Company, has on 18 November 2025 received 48,639 subscription rights in the Company with no price payable. Kvantia AS, a company closely associated with Kristin Åbyholm, member of the Board of Directors of the company, has on 18 November 2025 received 1,847,389 subscription rights in the Company with no price payable. Victoria India Fund AS, a company closely associated with Kristin Åbyholm, member of the Board of Directors of the company, has on 18 November 2025 received 1,044,862 subscription rights in the Company with no price payable. Caaby AS, a company closely associated with Kristin Åbyholm, member of the Board of Directors of the company, has on 18 November 2025 received 121,098 subscription rights in the Company with no price payable. RWD AS, a company closely associated with Kristin Åbyholm, member of the Board of Directors of the company, has on 18 November 2025 received 16,278 subscription rights in the Company with no price payable. Lomo Plata AS, a company closely associated with Torkil Sigurd Mogstad, Observer of the Board of Directors of the Company, has on 18 November 2025 received 40,892 subscription rights in the Company with no price payable. Damgløtt AS, a company close associated with Ann-Kari Amundsen Heier, member of the Board of Directors of the company, has on 18 November 2025 received 13,336 subscription rights in the Company with no price payable. Claude Jean, CEO of the Company, has on 18 November 2025 acquired 30,000 subscription rights in the Company at the price of NOK 1,258, the total value of the transaction was NOK 37,740,000. ESC Holding AS, a company closely associated with Espen Schie, CFO of the Company, has on 18 November 2025 received 298,102 subscription rights in the Company with no price payable. Arina van Oost, VP Corporate Strategic Development, has on 18 November 2025 received 307,825 subscription rights in the Company with no price payable. Remy Pontone, EVP Materials, has on 18 November 2025 received 137,328 subscription rights in the Company with no price payable. Pier-Luc Crete, HR, OHS and Supply Director, has on 18 November 2025 received 42,532 subscription rights in the Company with no price payable. Yanick Fontaine, Executive Director Powder manufacturing, has on 18 November 2025 received 98,096 subscription rights in the Company with no price payable. Please see the attached notifications of trade for further information regarding the primary insiders' and their close associates' receipt of tradable subscription rights in the Rights Issue. This information is subject to the disclosure requirements pursuant to article 19 of the EU Market Abuse Regulation and section 5-12 of the Norwegian Securities Trading Act.