Vaisala Oyj: SHARE REPURCHASE 4.1.2017 Published: Jan 4, 2017 Stock Exchange Releases VAISALA CORPORATION STOCK EXCHANGE ANNOUNCEMENT 4.1.2017 SHARE REPURCHASE 4.1.2017 In the Helsinki Stock Exchange Trade date 4.1.2017 Bourse trade BUY Share VAIAS Amount 14 shares Average price/share 34,4400 EUR Total Cost 482,16 EUR Vaisala Corporation now holds a total of 368 112 shares including the shares repurchased on 4.1.2017. On behalf of Vaisala Corporation NORDEA BANK FINLAND PLC Janne Sarvikivi Julius Summanen Vaisala_4.1_trades