Fortum - Changes in company's own shares

SHARE REPURCHASE 23.10.2007

Fortum Corporation         ANNOUNCEMENT        23.10.2007


SHARE REPURCHASE  23.10.2007

In the Helsinki Stock Exchange

Trade date              23.10.2007
Bourse trade            BUY
Share                   FUM1V
Amount                  400.000               shares
Total cost              11.438.844,26         EUR
Average price/ share    28,5971               EUR
Highest price/ share    28,96                 EUR
Lowest price/ share     28,40                 EUR


Fortum Corporation now holds a total of 1.200.000 shares
including the shares repurchased on 23.10.2007.


On behalf of Fortum Corporation

NORDEA BANK FINLAND PLC

Petri Simberg         Jarkko Järvinen