Disclosure under Chapter 2 Section 10 of the Securities Market Act

Archive 8.12.2009 0:00 EET

(UPM, Helsinki, 8 December 2009 at 17:30) - UPM-Kymmene Corporation (Business ID 1041090-0) has received a disclosure under
Chapter 2, Section 9 of the Securities Market Act, according to which the holding of BlackRock, Inc. (USA Tax ID 32-0174421, SEC CIK Code#: 0001364742) in UPM has exceeded 5% on 1 December 2009.

According to the disclosure, the indirect holding of BlackRock Inc. in UPM was 27,893,384 share, 5.36% of UPM's shares and voting rights.