Hellenic Telecommunications Organization S A : Purchase of Own Shares

Announcement Purchase of Own Shares

Athens, March 19, 2021 -Hellenic Telecommunications Organization S.A. ("OTE S.A." or the "Company"), announces that within the frame of the Own Share Buy Back Programme, for the period 12/03/2021-18/03/2021, purchased 227,493 own shares, in accordance with article 49 of Law 4548/2018 and the resolutions of the Company's competent bodies, as follows:

Date	No of shares	Total Amount (€)	Average Price (€)	Lowest Price (€)	Highest Price (€)
12/3/2021	55,700	730,647.85	13.1176	13.05	13.22
16/3/2021	59,240	791,918.59	13.3680	13.21	13.42
17/3/2021	56,698	761,540.46	13.4315	13.35	13.50
18/3/2021	55,855	749,164.00	13.4127	13.38	13.46
Total	227,493	3,033,270.90

Following the aforementioned purchases, the Company holds 1,955,046 own shares, 0.425% of the total shares of the Company.

The announcement is issued in accordance with Regulation (EU) No 596/2014 of the European Parliament and of the Council of 16 April 2014 and the Commission Delegated Regulation (EU) 2016/1052 of 8 March 2016.

FOR FURTHER INFORMATION:

OTE GROUP INVESTOR RELATIONS Τel. + 30 210-6117364

Fax: + 30 210-6111030 E-mail:[e-mail]