Oncoinvent ASA: Notification of trade - primary insider/close associate

27 November 2025: Reference is made to the stock exchange announcements
published by Oncoinvent ASA (the "Company") on 14 November 2025 and on 17
November 2025, regarding the commencement of the subscription period in the
fully underwritten rights issue of 260,000,000 new shares in the Company (the
"Rights Issue") and the receipt of subscription rights in the Rights Issue by
certain primary insiders and certain close associates of primary insiders of the
Company.

As of this date, 27 November 2025, the Company has been informed that certain
primary insiders and/or close associates of primary insiders have exercised
their subscription rights and subscribed for shares:

· Charles Gillies O'Bryan-Tear, chairperson of the board of directors of the
Company, has subscribed for 2,000,000 shares, whereas 698,691 shares have been
subscribed by exercise of 698,691 subscription rights and 1,301,309 shares have
been subscribed without exercise of subscription rights.
· Teakay Invest AS, a company closely associated to Ingrid Teigland Akay,
member of the Company's board of directors, has subscribed for 607,118 shares,
whereas 493,284 shares have been subscribed by exercise of 493,284 subscription
rights and 113,834 shares have been subscribed without exercise of subscription
rights.
· Abakus Invest AS, a company closely associated to Øystein Soug, Chief
Executive Officer of the Company, has subscribed for 600,000 shares, whereas
299,439 shares have been subscribed by exercise of 299,439 subscription rights
and 300,561 shares have been subscribed without exercise of subscription rights.
· Anne Cecilie Alvik, Head of Quality Assurance and employee representative in
the board of directors, has subscribed for 40,000 shares, whereas 26,349 shares
have been subscribed by exercise of 26,349 subscription rights and 13,651 shares
have been subscribed without exercise of subscription rights.
· Hadean Capital I AS, a company closely associated to Ingrid Teigland Akay,
member of the Company's board of directors, has subscribed for 17,629,597 shares
by exercise of 17,629,597 subscription rights.
· HVentures Capital I AB, a company closely associated to Ingrid Teigland
Akay, member of the Company's board of directors, has subscribed for 7,996,326
shares by exercise of 7,996,326 subscription rights.
· Olav Hellebø, member of the Company's board of directors, has subscribed for
200,000 shares, whereas 200,000 shares have been subscribed without exercise of
subscription rights.
· Gro E. Hjellum, Chief Operating Officer, has subscribed for 100,000 shares,
whereas 79,850 shares have been subscribed by exercise of 79,850 subscription
rights and 20,150 shares have been subscribed without exercise of subscription
rights.

Please refer to the attached notifications of trade for further information.

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.