Hellenic Telecommunications Organization S.A.

Director's Dealing • May 20, 2021

National Storage Mechanism | Additional information

RNS Number : 3401Z

Hellenic Telecomms Organization S A

20 May 2021

Announcement of Regulated Information

Αthens, May 20, 2021 - Hellenic Telecommunications Organization S.A. ("OTE S.A." or the "Company") announces that Mr. Michael Tsamaz, Chairman of the Board of Directors and CEO of OTE, according to his transaction notification to the Company dated 19/05/2021, purchased 470 shares of OTE S.A. for a total value of €6,948.95 on 18/05/2021.

The announcement is issued as a Regulated Information, in accordance with Law 3556/2007, [article 3, par. 1 (p) and article 21] and Regulation No 596/2014 (article 19) of the European Parliament and of the Council on market abuse.

FOR FURTHER INFORMATION:

OTE GROUP INVESTOR RELATIONS Department of Financial Communication & Relations with Regulatory Authorities Τel. + 30 210-6117364 Fax: + 30 210-6111030 E-mail: iroffice@ote.gr

This information is provided by RNS, the news service of the London Stock Exchange. RNS is approved by the Financial Conduct Authority to act as a Primary Information Provider in the United Kingdom. Terms and conditions relating to the use and distribution of this information may apply. For further information, please contact rns@lseg.com or visit www.rns.com.

RNS may use your IP address to confirm compliance with the terms and conditions, to analyse how you engage with the information contained in this communication, and to share such analysis on an anonymised basis with others as part of our commercial services. For further information about how RNS and the London Stock Exchange use the personal data you provide us, please see our Privacy Policy.

END

MSCZBLFLFELFBBV