TEKNA HOLDING ASA: Ex. subscription rights today

(Arendal, Norway / Sherbrooke QC, Canada – 14 November 2025)

Issuer name: Tekna Holding ASA

Ex. date: 14 November 2025

Type of corporate action: Rights Issue

This information is published in accordance with the requirements of the continuing obligations of companies admitted to trading on Euronext Oslo Børs.