Vaisala Oyj: SHARE REPURCHASE 18.1.2017 Published: Jan 18, 2017 Stock Exchange Releases VAISALA CORPORATION STOCK EXCHANGE ANNOUNCEMENT 18.1.2017 SHARE REPURCHASE 18.1.2017 In the Helsinki Stock Exchange Trade date 18.1.2017 Bourse trade BUY Share VAIAS Amount 500 shares Average price/share 34,9700 EUR Total Cost 17 485,00 EUR Vaisala Corporation now holds a total of 372 782 shares including the shares repurchased on 18.1.2017. On behalf of Vaisala Corporation NORDEA BANK FINLAND PLC Janne Sarvikivi Julius Summanen Vaisala_18.1_trades