Pursuant to the terms and for the purposes of the article 17 of Regulation (EU) No. 596/2014 of the European Parliament and of the Council and of article 248-A of the Portuguese Securities code, EDP - Energias de Portugal, S.A. (“EDP”) is providing the following information to the market:

EDP – Energias do Brasil, S.A. (“EDPB”), 51% held by EDP, announced the result of the Tender Offer’s Auction for the acquisition of preferred shares in Centrais Elétricas De Santa Catarina S.A. – CELESC (“CELESC”).

EDPB acquired 1,990,013 preferred shares issued by CELESC, at the price of R$ 27.00 each, totaling the amount of R$ 53.7 million (c.€13 million at the current exchange rate).

After the settlement of the purchases carried out in the Auction, which will take place on May 2^nd, 2018, EDPB will hold 2,427,820 preferred shares, that in conjunction with 5,140,868 ordinary shares, both issued by CELESC and held by EDPB, are equivalent to 19.62% of the total share capital of CELESC.

EDPB will inform the market about any developments regarding the Tender Offer.

EDP – Energias de Portugal, S.A.