TietoEnator Corporation has received an announcement pursuant to the Securities Market Act regarding a change in its shareholding. UBS AG has announced that its current aggregate holding in TietoEnator Corporation has fallen below the 5% threshold. 1. Target company: TietoEnator Corporation, Business Identity Code: 0101138-5 2. Date of change in holding: 8 January, 2008 3. Portion of the shares and votes: The current combined holding in TietoEnator Corporation of UBS AG (Registration number: CH-270.3.004.646-4) is 3 358 553 shares, which represents 4.54% of the shares and voting rights on 8 January. The registered number of shares of TietoEnator Corporation is 72 023 173 following the cancellation of 1 935 000 own shares registered on 9 January 2008. The share cancellation has not been taken into account in the proportion of shares and votes. This position is held at the following entities: UBS Global Asset Management (UK) Limited, UBS Global Asset Management Life Limited, UBS Global Asset Management (Canada) Co., UBS Global Asset Management (Americas) Inc., UBS Global Asset Management (Australia) Ltd., UBS AG London Branch, UBS AG (Switzerland). For further information, please contact: Timo Salmela, CFO, tel. +358 400 434 974, timo.salmela@tietoenator.com Reeta Kaukiainen, EVP, Communications and Investor Relations, tel. +358 50 522 0924, reeta.kaukiainen@tietoenator.com TIETOENATOR CORPORATION DISTRIBUTION Helsinki Stock Exchange Stockholmsbörsen Principal Media