Vaisala - Changes in company's own shares

Vaisala Oyj: SHARE REPURCHASE 11.5.2015

VAISALA CORPORATION     STOCK EXCHANGE ANNOUNCEMENT    11.5.2015


SHARE REPURCHASE 11.5.2015

In the Helsinki Stock Exchange


 Trade date           11.5.2015

 Bourse trade         BUY

 Share                VAIAS

 Amount               200       shares

 Total cost           4 789,46  EUR

 Average price/ share 23,9473   EUR

 Highest price/ share 23,99     EUR

 Lowest price/ share  23,80     EUR


Vaisala Corporation now holds a total of 44 524 shares
including the shares repurchased on 11.5.2015.


On behalf of Vaisala Corporation

NORDEA BANK FINLAND PLC

Janne Sarvikivi         Julius Summanen

[HUG#1920654]