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 May 16th, 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 364,675,613 shares of EDP and 10 American Depositary Receipts (“ADR”), each ADR corresponding to 10 shares of EDP. This ownership interest corresponds to 9.973% of EDP’s share capital and 9.973% of the respective voting rights. Capital Group crossed the 10% threshold of shareholding in EDP on May 15th, 2018. Worth noting that the abovementioned shares and ADR are indirectly held by Capital Group.

On the same date, Capital Income Builder (“CIB”) notified EDP that, in accordance with article 20 of the Portuguese Securities Code, it had decreased its qualifying shareholding to 178,199,552 shares of EDP, corresponding to 4.873% of EDP’s share capital and voting rights. CIB crossed the 5% threshold of shareholding in EDP on May 15th, 2018. Worth noting that CIB has granted proxy voting authority to Capital Research and Management Company (“CRMC”), its investment adviser.

Additionally, on May 17th, 2018, Capital World Growth and Income Fund (“WGI”) notified EDP that, in accordance with article 20 of the Portuguese Securities Code, it had decreased its qualifying shareholding to 72,360,498 shares of EDP, corresponding to 1.9789% of EDP’s share capital and voting rights. WGI crossed the 2% threshold of shareholding in EDP on May 16th, 2018. Worth noting that WGI has granted proxy voting authority to CRMC, its investment adviser.

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.

WGI is a mutual fund registered in the United States under the Investment Company Act of 1940. WGI is the legal owner of shares in EDP - Energias de Portugal, SA.

EDP – Energias de Portugal. S.A.