2007-08-21 15:40:39 CEST

2007-08-21 15:40:39 CEST


REGULATED INFORMATION

English
Stonesoft - Total number of voting rights and capital

NOTICE PURSUANT TO THE SECURITIES MARKET ACT, CHAPTER 2, SECTION 10: CHANGE OF THE OWNERSHIP IN STONESOFT CORPORATION



STONESOFT CORPORATION STOCK EXCHANGE ANNOUNCEMENT AUGUST 21, 2007 AT
16.40 PM

Stonesoft has on August 21, 2007 received a notice pursuant to the
Securities Market Act (2:9) from Nordea Bank AB (Swedish register
number 516406-0120) according to which its Finnish subsidiary Nordea
Pankki Suomi Oyj's (company ID 1680235-8) ownership in Stonesoft
Corporation has exceeded the limit of 1/20 as a consequence of a
stock purchase executed on August 20, 2007

The number of shares owned by Nordea Pankki Suomi Oyj has increased
to 2.873.900 representing 5,02% of the share capital and voting
rights.

In accordance with the notice Nordea Pankki Suomi Oyj has sold the
corresponding amount of futures, which will become due on November
2007, as a result of which Nordea Pankki Suomi Oyj's ownership will
decrease below 1/20.

Stonesoft Corporation's share capital comprises a total of 57.302.732
shares, which convey a total of 57.302.732 votes.

Stonesoft Corporation

Ilkka Hiidenheimo
President and CEO

Further information will be given by Mikael Nyberg, CFO, Stonesoft
Corporation, tel. +358 9 476 711.

DISTRIBUTION
Helsinki Stock Exchange
Main Media