TietoEnator Oyj - Changes in company's own shares

TietoEnator Corporation s share repurchase 17.9.2007

TietoEnator Corporation Stock Exchange announcement 17.9.2007

In the Helsinki Stock Exchange

Trade date                            17.9.2007
Bourse trade                          BUY

Share                                 TIE1V
Amount                                45.000                  Shares
Total cost                            705.578,90              EUR
Average price/share                   15,6795                 EUR
Highest price/share                   15,90                   EUR
Lowest price/share                    15,55                   EUR


TietoEnator Corporation now holds a total of
1.891.650 TIE1V shares including the shares repurchased on 17.9.2007


On behalf of TietoEnator Corporation

NORDEA BANK FINLAND PLC

Petri Simberg                    Jarkko Järvinen