Stock exchange release

FORTUM SHARES SUBSCRIBED FOR WITH SHARE WARRANTS

13 May 2005, 12:41 EEST

Fortum Corporation Stock exchange announcement
13 May 2005 1(1)

FORTUM SHARES SUBSCRIBED FOR WITH SHARE WARRANTS Fortum Corporation's share warrants have been used in April 2005 to subscribe shares as follows: Option program Subscription time pcs Bond loan with warrants for 6 April - 30 April 2005 197,060 employees 1999 Management share option scheme 6 April - 30 April 2005 12,000 1999 Share Option Scheme 2002A for 18 April - 30 April 4,000 key employees 2005 The increase of the share capital corresponding to the subscriptions has not yet been registered in the trade register. The possibility to subscribe shares based on the share warrants relating to Fortum Corporation's 1999 bond loan with warrants for employees will end on 17 May 2005. The previous increase in Fortum Corporation's share capital was made according to the share subscriptions based on the above-mentioned option programs at the beginning of February 2005 (stock exchange announcement 9 February 2005) and January 2005 (stock exchange announcement 11 January 2005). Fortum Corporation Carola Teir-Lehtinen Senior Vice President,Corporate Communications For further information please contact: Jouni Huttunen, tel. +358 10 452 4649 Distribution: Helsinki Stock Exchange Key media