Hellenic Telecommunications Organization S.A.

Transaction in Own Shares • Mar 5, 2021

National Storage Mechanism | Additional information

RNS Number : 3327R

Hellenic Telecomms Organization S A

05 March 2021

Announcement of Regulated Information-

Own Share Buyback Programme

Athens, March 4, 2021-Hellenic Telecommunications Organization S.A. ("OTE" or the "Company"), in the context of Share Buyback Program implementation for 2021, announces that:

The Company intends to purchase up to 30,000,000 own shares, during the period 05-Mar-2021 to 28-Jan-2022 at a price range between €1 (minimum) and €30 (maximum) per share. The amount for the share buyback during this period is estimated to reach approximately €167 million including expenses. The final amount and the number of shares that will be purchased depends on the share price and liquidity during this period.

Morgan Stanley Europe SE will lead-manage, at its own discretion, the Share Buy Back Program.

Own shares will be purchased exclusively for cancellation following a Shareholders' General Meeting resolution and under the terms of the legal and regulatory framework in force.

It is noted that currently the Company holds 1,421,976 own shares.

The announcement is issued in accordance with (EE) Regulation No 596/2014 of the European Parliament and of the Council dated 16/4/2014, the (EE) Commission Delegated Regulation 2016/1052 dated 8/3/2016 and the Athens Exchange Rulebook (paragraph 4.1.3.14).

FOR FURTHER INFORMATION:

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

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