Stock exchange release

Increase in Price Range of Neste Oil Offering

12 April 2005, 8:00 EEST

Fortum Corporation STOCK EXCHANGE RELEASE 12 April 2005 at 8.00 am

Not for distribution into the United States Increase in Price Range of Neste Oil Offering Fortum Corporation has decided to raise the price range for the offering of 38,440,137 shares of Neste Oil Corporation from EUR 11 - 13 per share to EUR 13 - 15 per share. Fortum Corporation will make the final decision on the execution of the offering, the number of shares to be sold, the offer price and the other terms and conditions after the offering period in the institutional offering has ended, which is expected to be on or around 15 April 2005. Fortum Corporation Carola Teir-Lehtinen Senior Vice President, Corporate Communications For further information please contact: Juha Laaksonen, CFO Fortum Corporation, tel. +358 10 452 4519 Distribution: Helsinki Stock Exchange Key media The information contained herein is not for publication or distribution into the United States. The material set forth herein is for informational purposes only and is not intended, and should not be construed, as an offer of securities for sale into the United States. The securities described herein have not been and will not be registered under the U.S. Securities Act of 1933, as amended, or the laws of any state, and may not be offered or sold within the United States, except pursuant to an exemption from, or in a transaction not subject to, the registration requirements of the Securities Act and applicable state laws. There is no intention to register any portion of the offering in the United States or to conduct a public offering of securities in the United States. The information contained herein shall not constitute an offer to sell or the solicitation of an offer to buy, nor shall there be any sale of the securities referred to herein, in any jurisdiction in which such offer, solicitation or sale would be unlawful prior to registration, exemption from registration or qualification under the securities law of any such jurisdiction. This document does not constitute an offer of securities to the public in the United Kingdom. No prospectus has been or will be registered in the United Kingdom in respect of the shares consequently the shares must not be sold or offered for sale in the United Kingdom, except to persons whose ordinary activities involve them in acquiring, holding, managing or disposing of investments (as principal or agent) for the purposes of their business or whom it is reasonable to suppose will acquire, hold, manage or dispose of investments (as principal or agent) for the purposes of their business or otherwise in circumstances which have not resulted and will not result in an offer to the public in the United Kingdom within the meaning of the Public Offers of Securities Regulations of 1995. This communication is made to or is directed at persons who are (i) outside the United Kingdom or (ii) "investment professionals" under Article 19(5) of the Financial Services and Markets Act 2000 (Financial Promotion) Order 2001 (the "Order") or (iii) "high net worth companies, unincorporated associations etc." under Article 49(2)(a) to (d) of the Order (together referred to as "relevant persons"). Any investments or services referred to in this communication are offered only to relevant persons. This communication should only be relied on by relevant persons. Stabilisation / FSA