Basware Corporation ANNOUNCEMENT 12.4.2012 SHARE REPURCHASE 12.4.2012 In the Helsinki Stock Exchange Trade date 12.4.2012 Bourse trade BUY Share BAS1V Amount 4.000 shares Total cost 82.479,00 EUR Average price/ share 20,6198 EUR Highest price/ share 20,71 EUR Lowest price/ share 20,50 EUR Basware Corporation now holds a total of 93.965 shares including the shares repurchased on 12.4.2012. On behalf of Basware Corporation NORDEA BANK FINLAND PLC Petri Simberg Julius Summanen [HUG#1602100]