Pursuant to the terms and for the purposes of article 244 of the Portuguese Securities code and of the CMVM Regulation 5/2008, EDP - Energias de Portugal, S.A. ("EDP") is providing the following information to the market:

On August 11th, 2017, State Street Corporation notified EDP that, in accordance with article 20 of the Portuguese Securities Code, it had reached a qualifying shareholding of 73,305,751 ordinary shares of EDP, which corresponds to 2.00% of EDP's share capital and of the respective voting rights.

State Street Corporation also informed that the chain of entities relevant for the calculation of the significant shareholding in accordance with number 1 of article 20 of the Portuguese Securities Code is the following:

The total of shares and voting rights held by State Street Corporation increased above the 2.00% level of EDP's share capital on August 1st, 2017.

EDP – Energias de Portugal. S.A.