Stora Enso: Announcement with reference to Chapter 2, paragraph 10 of the Finnish Securities Markets Act 

Stora Enso Oyj was informed on 24 May 2012 that after a return of shares lent
out by Norges Bank and an acquisition of shares, the number of shares in the
Company held by Norges Bank (The Central Bank of Norway) has exceeded 5% of the
paid-up share capital and the number of shares in Stora Enso Oyj on 23 May
2012.

With reference to Chapter 2, paragraph 10 of the Finnish Securities Markets
Act, Stora Enso Oyj is reporting that as of 23 May 2012 the shareholding of
Norges Bank is as follows: 

The holding of Norges Bank has been calculated according to the share capital
registered on 23 May 2012.

For further information, please contact:
Ulla Paajanen-Sainio, SVP, Investor Relations, tel. +358 2046 21242

www.storaenso.com
www.storaenso.com/investors
 
Stora Enso is the global rethinker of the paper, biomaterials, wood product and
packaging industry. We always rethink the old and expand to the new to offer
our customers innovative solutions based on renewable materials. Stora Enso
employs some 30 000 people worldwide, and our sales in 2011 amounted to EUR
11.0 billion. Stora Enso shares are listed on NASDAQ OMX Helsinki (STEAV,
STERV) and Stockholm (STE A, STE R). In addition, the shares are traded in the
USA as ADRs (SEOAY) in the International OTCQX over-the-counter market.

STORA ENSO OYJ