Vaisala Oyj: SHARE REPURCHASE 22.2.2017 Julkaistu: Feb 22, 2017 Stock Exchange Releases VAISALA CORPORATION STOCK EXCHANGE ANNOUNCEMENT 22.2.2017 SHARE REPURCHASE 22.2.2017 In the Helsinki Stock Exchange Trade date 22.2.2017 Bourse trade BUY Share VAIAS Amount 1 500 shares Average price/share 33,2779 EUR Total Cost 49 916,85 EUR Vaisala Corporation now holds a total of 387 499 sharesincluding the shares repurchased on 22.2.2017. On behalf of Vaisala Corporation NORDEA BANK AB (publ), Finnish Branch Janne Sarvikivi Julius Summanen Vaisala_22.2_trades