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 9^th, 2018, Norges Bank notified EDP that, in accordance with article 20 of the Portuguese Securities Code, it amended its title of imputation on its qualifying shareholding of 87,750,786 ordinary shares of EDP, which correspond to 2.40% of EDP’s share capital and of the respective voting rights.

Out of the 87,750,786 shares held by Norges Bank on that date, 72,782,209 (corresponding to 1.99% of the share capital) were held directly, while the remaining 14,968,577 shares (corresponding to 0.41% of the share capital) were imputable to Norges Bank through financial instruments, namely through “Shares on Loan (right to recall)”.

The total of shares held directly by Norges Bank decreased below the 2% level of EDP’s share capital on May 8^th, 2018.

EDP – Energias de Portugal, S.A.