Athens, August 16, 2018 – Hellenic Telecommunications Organization S.A. (“OTE S.A.” or the “Company”), announces that within the frame of the Own Share Buy Back Programme, on 14/08/2018, purchased 44,876 own shares, through Eurobank Equities, for an average price of €10.8906 per share, of total value €488,727.68, in accordance with article 16 of Codified Law 2190/1920 and the resolutions of the Company's competent bodies.  

Following the aforementioned purchase, the Company holds 5,546,010 own shares, 1.131% of the total shares of the Company.