Stock exchange release

FORTUM SHARES SUBSCRIBED FOR WITH SHARE WARRANTS

07 October 2004, 9:30 EEST

Fortum Corporation STOCK EXCHANGE ANNOUNCEMENT 7 October 2004

FORTUM SHARES SUBSCRIBED FOR WITH SHARE WARRANTS A total of 46,775 Fortum Corporation shares were subscribed for between 1 September and 30 September 2004, and a total of 35,295 shares between 2 July and 31 August 2004 based on the share warrants relating to Fortum Corporation's 1999 bond loan with warrants to the employees (Fortum Corp -99 warrant FUM1VEW199). According to the terms of subscription, the subscription price is EUR 3,63 per share. The corresponding increase in share capital has not been entered in the Trade Register. A total of 4,000 Fortum shares were subscribed for between 1 September and 30 September 2004, and a total of 1,021,000 shares between 2 July and 31 August 2004 based on Fortum Corporation's 1999 management stock option scheme (Fortum Corp. warrant 2/99 FUM1VEW299). According to the terms of subscription, the subscription price is EUR 5,61 per share. The corresponding increase in share capital has not been entered in the Trade Register. The previous increase in Fortum Corporation´s share capital was made at the beginning of July 2004 to correspond to the share subscriptions made with warrants (stock exchange announcement 1 July 2004). The terms and conditions of the above mentioned option schemes have been published in previously issued stock exchange releases. Fortum Corporation Carola Teir-Lehtinen Senior Vice President, Corporate Communications Further information: Jouni Huttunen, tel. +358 (0)10 452 4649 Distribution: Helsinki Stock Exchange Key media