STONESOFT OYJ 
By Stonesoft Corporation Stock Exchange Release 6 May 2013 at 14.55 pm
STONESOFT CORPORATION: NOTIFICATION PURSUANT TO CHAPTER 9, SECTION 10 OF THE FINNISH SECURITIES MARKET ACT
Stonesoft Corporation has received the following notification on 6 May 2013:
NOTIFICATION OF A CHANGE IN SHAREHOLDING PURSUANT TO CHAPTER 9, SECTION 5 OF THE FINNISH SECURITIES MARKET ACT
1. Issuer of the shares
Stonesoft Corporation, business identity code 0837548-0.
2. Name of the shareholder subject to notification obligation
Shareholder Mr. Timo Syrjälä.
3. Reason for the notification
McAfee Suomi Funding LLC launched today 6 may 2013 a voluntary public tender offer ("Tender Offer") for all shares and option rights in Stonesoft Corporation. Pursuant to the Tender Offer Mr. Timo Syrjälä has irrevocably and unconditionally undertaken to accept the Tender Offer.
At the moment the total number of shares and voting rights of Mr. Syrjälä including the number of shares and voting rights of the entities controlled by him exceeds 5 per cent (1/20). The acceptance period under the Tender Offer is expected to commence on 21 May 2013 and to run for approximately three (3) weeks, unless the offer period is extended. Should the Tender Offer be completed the total number of shares and voting rights of Mr. Syrjälä including the number of shares and voting rights of the entities controlled by him will come down to 0 per cent.
4. Mr. Syrjälä's existing shareholding and voting rights including the number of shares and voting rights controlled by him.
| Ownership | Number of Shares | % of total number of shares | Number of voting rights | % of total number of voting rights |
| Personal | 894 967 | 1,40 | 894 967 | 1,40 |
Controlled companies: Ekobrokers Oy Maijos Oy Syrjälä&Co Oy | 50 000 2 500 000 1 200 000 | 0,08 3,90 1,87 | 50 000 2 500 000 1 200 000 | 0,08 3,90 1,87 |
| In total | 4 644 967 | 7,25 | 4 644 967 | 7,25 |
5. Mr. Syrjälä's shareholding and voting rights including the number of shares and voting rights controlled by him if the Tender Offer shall be completed
| Number of shares | % of total number of shares | Number of voting rights | % of total number of voting rights |
| 0 | 0 | 0 | 0 |
The percentages have been calculated in proportion to the total number of shares registered at the Trade Register on 6 May 2013 and the total number of voting rights related to them, i.e. 64,090,482 shares and voting rights.
Helsinki, 6 May 2013
ILKKA HIIDENHEIMO
For further information, please contact:
Mikael Nyberg, CFO, Stonesoft Corporation
Tel. +358 9 476 711
E-mail: mikael.nyberg@stonesoft.com
Distribution:
NASDAQ OMX Helsinki Ltd
Main media
www.stonesoft.com
The owner of this announcement warrants that:
(i) the releases contained herein are protected by copyright and other applicable laws; and
(ii) they are solely responsible for the content, accuracy and originality of the
information contained therein.
Source: Stonesoft Oyj via Thomson Reuters ONE
