Tekla Corporation Stock Exchange Announcement 14.12.2007 at 3.40 p.m. Notification of a change in shareholding according to Securities Markets Act 2:10 Tekla Corporation has received the following notification on December 13, 2007: Fidelity International Ltd's and its direct and indirect subsidiaries' holdings in Tekla Corporation have crossed below the 5% threshold by means of sales of shares on December 12, 2007. The holdings of Fidelity International Limited and its subsidiaries are divided as follows: Name of the Fund Amount of shares Proportion of share capital and voting rights FIJ IT EURO SMLLR COS 66,020 0.29% OPN MTHR FID FDS - EURO SMALLER 1,059,136 4.70% CO POOL Total 1,125,156 4.99% According to their previous notification of March 23, 2007, they informed that the holdings were 8.37%. The stock of Tekla Corporation comprises a total of 22,586,200 shares. Tekla Corporation Ari Kohonen, President and CEO phone +358 50 64 124 ari.kohonen(at)tekla.com Distribution: Helsinki Exchanges, main media Tekla is the industry-leading international software company whose innovative software solutions make customers' core businesses more effective in building and construction, energy distribution and in municipalities. The company's model-based software products and related services are used in more than 80 countries. Tekla Group's net sales for 2006 amounted to approximately 50 million euros and operating result 13.6 million euros. At the moment international operations account for more than 80% of net sales. Tekla has offices in 12 countries and a worldwide partner network. Its headquarters are situated in Espoo, Finland. Tekla Group employs nearly 400 people, of whom about a third work outside Finland. Tekla was established in 1966 and is one of the oldest software companies in Finland. Additional information on Tekla at www.tekla.com
Notification of a change in shareholding according to Securities Markets Act 2:10
| Source: Tekla