Stock exchange release

Fortum shares subscribed for with share warrants

07 June 2006, 10:44 EEST

Fortum Corporation Stock Exchange Announcement 7 June 2006

Fortum shares subscribed for with share warrants The following Fortum shares, subscribed for with Fortum Corporation's share warrants and paid to the company, will be traded on the Main List of the Helsinki Stock Exchange starting on 8 June 2006, together with the old shares. Name of scheme Subscription period Quantity Share Option Scheme 2001A for 21 March 2006 - 132,600 key employees 31 May 2006 Share Option Scheme 2001B for 21 March 2006 - 987,000 key employees 31 May 2006 Share Option Scheme 2002A for 21 March 2006 - 42,030 key employees 31 May 2006 The increase in share capital resulting from the share subscriptions, a total of EUR 3,949,542, was entered in the Trade Register on 7 June 2006. After the increase, Fortum Corporation's share capital is EUR 3,001,206,707, and the total number of shares is 882,707,855. Following the share subscriptions, the shareholders' equity of Fortum Corporation increased by a total of EUR 3,949,542. Identifiers of Fortum Corporation's share on 8 June 2006: Trading code: FUM1V ISIN code: FI0009007132 Number of shares: 882,707,855 The intention is that the next time share subscriptions related to Fortum Corporation's option schemes will be registered is approximately on 8 September 2006, when new shares subscribed for by 31 August 2006 are registered. 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