Vaisala - Changes in company's own shares

Vaisala Oyj: SHARE REPURCHASE 20.5.2015

VAISALA CORPORATION     STOCK EXCHANGE ANNOUNCEMENT    20.5.2015


SHARE REPURCHASE 20.5.2015

In the Helsinki Stock Exchange



Trade date           20.5.2015

Bourse trade         BUY

Share                VAIAS

Amount               700       shares

Total cost           16 638,23 EUR

Average price/ share 23,7689   EUR

Highest price/ share 23,95     EUR

Lowest price/ share  23,70     EUR


Vaisala Corporation now holds a total of 49 367 shares
including the shares repurchased on 20.5.2015.


On behalf of Vaisala Corporation

NORDEA BANK FINLAND PLC

Janne Sarvikivi         Julius Summanen




[HUG#1922966]