UPM-Kymmene Oyj

Finland's Financial Supervisory Authority approved a supplement to the Finnish-language demerger and listing prospectus for the partial demerger of UPM-Kymmene Corporation and the listing of WISA Group Plc shares on Nasdaq Helsinki. The supplement covers the appointment of Lasse von Hertzen as Senior Vice President, Chief Financial Officer and member of WISA's Group Leadership Team, following his earlier interim CFO role. The demerger is planned to complete on October 31, 2026, with trading in WISA shares on Nasdaq Helsinki expected to begin on November 2, 2026, or as soon as reasonably possible thereafter. WISA's Group Leadership Team will be led by President and CEO Tuija Suur-Hamari, alongside Pia Helminen, Saara-Maria Helminen, Lasse von Hertzen, Kristiina Jaaranen, Susanna Rinne and Juhani Tenhunen, all of whom remain in their current UPM positions until the demerger completes. The supplement and its unofficial English translation are available together with the previously published prospectus at www.upm.fi/jakautuminen and www.upm.com/demerger.

UPM-Kymmene Corporation's Extraordinary General Meeting on August 31, 2026, approved the partial demerger of the company and the establishment of a new independent company, WISA Group Plc, with Tapio Korpeinen elected as Chair of WISA's Board of Directors. The meeting also authorized WISA's Board to issue up to 25 million shares and acquire up to 50 million of its own shares, and set board remuneration with base fees ranging from EUR 25,000 to EUR 50,000, plus one-time fees for preparatory work. Ernst & Young Oy was elected as WISA's auditor, with Kristina Sandin as lead audit partner. The demerger and listing prospectus was published on July 16, 2026, and the minutes of the meeting will be available on UPM's website by September 14, 2026.

The Finnish Financial Supervisory Authority has approved a supplement to WISA Group Plc's demerger and listing prospectus. The supplement covers WISA's unaudited carve-out financial information and unaudited pro forma financial information as at and for the six months ended June 30, 2026, WISA's guidance, and certain technical amendments. UPM-Kymmene Corporation will publish the supplement on behalf of WISA, and it will be available from August 17, 2026 at www.upm.fi/jakautuminen and www.upm.com/demerger. The partial demerger will transfer all assets and liabilities of UPM relating to the UPM Plywood business area to WISA, with the Extraordinary General Meeting to approve the demerger plan on August 31, 2026. The planned completion date of the demerger is October 31, 2026, and trading in WISA shares on Nasdaq Helsinki is expected to begin on November 2, 2026.