TietoEnator Corporation Stock Exchange announcement 7.9.2007 In the Helsinki Stock Exchange Trade date 7.9.2007 Bourse trade BUY Share TIE1V Amount 45.000 Shares Total cost 780.035,25 EUR Average price/share 17,3341 EUR Highest price/share 17,52 EUR Lowest price/share 16,90 EUR TietoEnator Corporation now holds a total of 1.621.650 TIE1V shares including the shares repurchased on 7.9.2007 On behalf of TietoEnator Corporation NORDEA BANK FINLAND PLC Petri Simberg Jarkko Järvinen