Vaisala Oyj: SHARE REPURCHASE 31.1.2017 Julkaistu: Jan 31, 2017 Stock Exchange Releases VAISALA CORPORATION STOCK EXCHANGE ANNOUNCEMENT 31.1.2017 SHARE REPURCHASE 31.1.2017 In the Helsinki Stock Exchange Trade date 31.1.2017 Bourse trade BUY Share VAIAS Amount 100 shares Average price/share 34,0000 EUR Total Cost 3 400,00 EUR Vaisala Corporation now holds a total of 377 067 shares including the shares repurchased on 31.1.2017. On behalf of Vaisala Corporation NORDEA BANK FINLAND PLC Janne Sarvikivi Julius Summanen Vaisala_31.1_trades