TietoEnator Corporation Stock Exchange announcement 24.9.2007 Tietoenator corporation's share repurchase 24.9.2007 In the Helsinki Stock Exchange Trade date 24.9.2007 Bourse trade BUY Share TIE1V Amount 45.000 Shares Total cost 725.262,78 EUR Average price/share 16,1170 EUR Highest price/share 16,37 EUR Lowest price/share 16,02 EUR TietoEnator Corporation now holds a total of 2.116.650 TIE1V shares including the shares repurchased on 24.9.2007 On behalf of TietoEnator Corporation NORDEA BANK FINLAND PLC Petri Simberg Jarkko Järvinen