Oncoinvent ASA - Mandatory notification of trade

Reference is made to the retail offering (the "Retail Offering") announced by Oncoinvent ASA on 22 September 2026. Please see the attached PDMR-form related to allocation of shares to a primary insider in the Retail Offering.

PDMR attachment Soug.pdf (https://mb.cision.com/Public/15728/4399680/b36f04eb98abb5b4.pdf)

This information is published in accordance with article 19 of the EU Market Abuse Regulation (MAR).

For further information, please contact:

Oystein Soug, Chief Executive Officer Email: IR@oncoinvent.com