Barclays decreases its ownership interest in the share capital of EDP

Pursuant to the terms and for the purposes of article 16 and 20 of the Portuguese Securities Code and article 12 of the Portuguese Securities Commission Regulation no. 5/2008, EDP - Energias de Portugal SA ("EDP") has provided the following information to the market:

On May 21, 2012, Barclays Plc ("Barclays") notified EDP regarding the decrease of a qualifying holding of 2.06% to 1.82% of the EDP share capital. The change of the participation was due to an off-market transaction, as a result of the disposal of 11,000,000 shares (0.30% of EDP's share capital) on May 18, 2012.

As a result of this transaction, Barclays currently holds 66,665,557 shares, representing 1.82% of EDP share capital and 1.82% of its voting rights.

EDP – Energias de Portugal, S.A