Announcement – Regulated Information according to L. 3556/2007

Athens, March 2, 2023

Announcement – Regulated information

Public Power Corporation S.A. (“PPC”) announces that, according to the provisions of L. 3556/2007 and the relevant notification received on 24.2.2023 by Goldman Sachs Group, Inc., on 22.2.2023 Goldman Sachs Group, Inc. held indirectly, through controlled legal entities, a total of 20,429,634 (or 5.35%) voting rights of PPC as follows:

• 19,803,091 voting rights (or 5.18%) attached to shares according to article 10 of L. 3556/2007

• 613,111 voting rights (or 0.16%) attached to financial instruments (Securities Lending) according to article 11 par. 1.a) of L. 3556/2007

• 13,432 voting rights (or 0.004%) attached to financial instruments (Swaps) with similar economic effect, according to article 11 par. 1.b) of L. 3556/2007.