Novabase, Sociedade Gestora de Participações Sociais, S.A. ('Novabase') hereby announces that it was notified of a change in the composition of the major holding attributed to its shareholders José Afonso Oom Ferreira de Sousa, Luís Paulo Cardoso Salvado, João Nuno da Silva Bento, Rogério dos Santos Carapuça, Álvaro José da Silva Ferreira, Pedro Miguel Quinteiro Marques de Carvalho e HNB - SGPS, S.A. (according to article 2 of the Portuguese Securities Commission Regulation no. 5/2008).

As a result of an asset division within a procedure of divorce by mutual consent, with effects as from April 8th, 2015, Maria Manuela de Oliveira Marques is now the exclusive holder of 1,043,924 shares representing 3.32% of Novabase's share capital and corresponding voting rights, and Rogério dos Santos Carapuça is now the exclusive holder of 1,043,925 shares representing 3.32% of Novabase's share capital and corresponding voting rights. Until such date, all these shares were held together by Maria Manuela Marques de Oliveira and Rogério dos Santos Carapuça, under the terms established by law. Additionally, Maria Manuela de Oliveira Marques granted a power of attorney in favour of Rogério dos Santos Carapuça, also with effects as from April 8th, 2015, with powers for Rogério dos Santos Carapuça to exercise, without any reservation, limitation or exception, all rights associated with the ownership of the shares currently held by Maria Manuela de Oliveira Marques as indicated above. The power of attorney will be valid until the end of the Shareholders' Agreement concerning Novabase, which was duly disclosed to the market on May 24th, 2013 ('Shareholders' Agreement concerning Novabase').

These transactions did not affect the interests of the remaining signatories of the Shareholders' Agreement concerning Novabase (Pedro Miguel Quinteiro Marques de Carvalho, João Nuno da Silva Bento, Álvaro José da Silva Ferreira, Luís Paulo Cardoso Salvado and José Afonso Oom Ferreira de Sousa) and the total major holding attributed to these shareholders and HNB - SGPS, S.A. corresponds to 13,252,182 shares representing 42,20% of Novabase's share capital and corresponding voting rights.

José Afonso Oom Ferreira de Sousa, Luís Paulo Cardoso Salvado, Álvaro José da Silva Ferreira and João Nuno da Silva Bento are the only shareholders of HNB - SGPS, S.A. and entered into a shareholders agreement which concerns the entire share capital of this company, as was duly disclosed to the market on May 24th, 2013.

Amongst the shares included in the major holding disclosed herein, 11,876,260 shares qualify as Restricted Shares under the Shareholders' Agreement concerning Novabase.

distributed by