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 September 28th, 2018, The Capital Group Companies Inc. (“Capital Group”) notified EDP that, in accordance with article 20 of the Portuguese Securities Code, it had decreased its qualifying shareholding to 108,168,604 shares of EDP and 10 American Depositary Receipts (“ADR”), each ADR corresponding to 10 shares of EDP. This ownership interest corresponds to 2.958% of EDP’s share capital and 2.958% of the respective voting rights. Capital Group’s shareholding in EDP as crossed the threshold that requires regulatory filing on September 27th, 2018. Worth noting that the abovementioned shares and ADR are indirectly held by Capital Group.

On September 26th, 2018, Capital Income Builder (“CIB”) notified EDP that, in accordance with article 20 of the Portuguese Securities Code, it had decreased its qualifying shareholding to 70,937,561 shares of EDP, corresponding to 1.94% of EDP’s share capital and voting rights. CIB shareholding in EDP as crossed the threshold that requires regulatory filing on September 25th, 2018. Worth noting that CIB has granted proxy voting authority to Capital Research and Management Company (“CRMC”), its investment adviser.

Capital Group also informed on the abovementioned chain of entities (under its control):

Entity                                                                                   % of Capital

Capital Group                                                                       2.958%

Capital Research and Management Company                     2.958%

Of which:

      Capital Income Builder                                                  1.94%

Capital Group is the parent company of CRMC. CRMC is a U.S.-based investment management company that manages the American Funds family of mutual funds. CRMC manages equity assets for various investment companies through three divisions, Capital Research Global Investors, Capital International Investors and Capital World Investors. CRMC in turn is the parent company of Capital Group International, Inc. (“CGII”), which in turn is the parent company of five investment management companies ( “CGII management companies”): Capital Guardian Trust Company, Capital International, Inc., Capital International Limited, Capital International Sàrl and Capital International K.K. The CGII management companies primarily serve as investment managers to institutional clients. Neither CGC nor any of its affiliates own shares of the issuer for its own accounts. Rather, the shares reported are owned by funds and accounts under the discretionary investment management of one or more of the investment management companies described above.

CIB is a mutual fund registered in the United States under the Investment Company Act of 1940. CIB is the legal owner of shares in EDP.

EDP – Energias de Portugal. S.A.