TietoEnator Corporation Stock Exchange announcement 27.9.2007 In the Helsinki Stock Exchange Trade date 27.9.2007 Bourse trade BUY Share TIE1V Amount 45.000 Shares Total cost 707.618,15 EUR Average price/share 15,7249 EUR Highest price/share 15,85 EUR Lowest price/share 15,65 EUR TietoEnator Corporation now holds a total of 2.251.650 TIE1V shares including the shares repurchased on 27.9.2007. On behalf of TietoEnator Corporation NORDEA BANK FINLAND PLC Petri Simberg Kalle Heikkilä