Stock exchange release

SHARE REPURCHASE 31.10.2007

31 October 2007, 18:30 EET

Fortum Corporation ANNOUNCEMENT 31.10.2007

SHARE REPURCHASE 31.10.2007 In the Helsinki Stock Exchange Trade date 31.10.2007 Bourse trade BUY Share FUM1V Amount 400.000 shares Total cost 11.971.687,03 EUR Average price/ share 29,9292 EUR Highest price/ share 30,55 EUR Lowest price/ share 29,60 EUR Fortum Corporation now holds a total of 3.590.000 shares including the shares repurchased on 31.10.2007. On behalf of Fortum Corporation NORDEA BANK FINLAND PLC Petri Simberg Jarkko Järvinen