HSE: FORTUM CORPORATION: SHARES SUBSCRIBED WITH OPTION RIGHTS

EXCHANGE NOTICE 262/2006, 7 JUNE 2006 SHARES

FORTUM CORPORATION: SHARES SUBSCRIBED WITH OPTION RIGHTS

A total of 1 161 630 shares have been subscribed with the Fortum
Corporation’s 2001A, 2001B and 2002A option rights. The shares will be
traded on the Helsinki Stock Exchange as old shares as of 8 June 2006.

Identifiers of Fortum Corporation's share:

Trading code: FUM1V
ISIN code: FI0009007132
Orderbook id: 24271
Number of shares: 882 707 855


HELSINKI STOCK EXCHANGE
Janne Seppänen
Head of Surveillance