On June 29, 2012, Massachusetts Financial Services Company ("MFS") notified EDP that, in accordance with article 20 of the Portuguese Securities Code, it came to hold 73,495,461 ordinary shares of EDP, which corresponds to 2.01% of EDP's share capital and 2.01% of the respective voting rights. The qualified shareholding resulted from the acquisition through NYSE Euronext Lisbon of 825,268 shares by on June 26, 2012.

MFS 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 are the following:

- Massachusetts Financial Services Company, which holds directly 73,488,653 ordinary shares of EDP, corresponding to 2.01% of EDP's share capital and 2.01% of the respective voting rights;

-  MFS Institutional Advisors, Inc., which holds 6,808 ordinary shares of EDP, corresponding to 0.0002% of EDP's share capital and 0.0002% of the respective voting rights.

EDP – Energias de Portugal, S.A.