EXCHANGE NOTICE 262/2005, 14 June 2005 SHARES
A total of 1 000 unlisted shares (series K) of Vaisala Corporation converted into listed shares (series A) will
be traded together with the listed shares of Vaisala Corporation as of 15 June 2005.
Identifiers of Vaisala Corporation's A share:
Trading code: VAIAS
ISIN code: FI0009900682
Orderbook id: 24388
Number of shares: 14 066 715
HELSINKI STOCK EXCHANGE
Janne Seppänen
Vice President Surveillance Finland