Dividend Distribution Of Fiscal Year 2020

Athens, June 23, 2021 - Hellenic Telecommunications Organization S.A. ("OTE S.A." or the "Company") announces that the Company's Ordinary General Meeting of Shareholders of June 9^th, 2021, approved the distribution of dividend amounting to €0.68 gross per share. The final dividend amount that will be paid out stands at €0.687878  gross per share, increased by the dividend corresponding to 5,270,372 own shares that will be held by the Company on June 25 2021 (ex-dividend date). The dividend is subject to a 5% withholding tax, in accordance with the applicable tax law provisions (art. 64 of Law 4172/2013 as in effect) with the exception or differentiation of such withholding for shareholders falling under special provisions. Therefore, the net amount of dividend which will be paid to Shareholders will be €0.6534841 per share.

On Friday, June 25^th, 2021 the Company's shares will trade ex-dividend. Beneficiaries of the said dividend are the Shareholders registered in the Dematerialized Securities System (of the company "HELLENIC EXCHANGES S.A. HOLDING, CLEARING, SETTLEMENT & REGISTRY (HELEX)" on Monday June 28^th, 2021 (Record Date).

The payment of the dividend will be conducted on Friday, July 2, 2021 by "PIRAEUS BANK S.A.", as follows:

1. Through the participants of the beneficiaries in the Dematerialized Security System (Banks and Brokerage Companies), in accordance with the regulations in force of EL.K.AT.

2. Especially in cases of dividend payment to heirs of deceased beneficiaries whose securities are kept in the Special Account of their Share in the DSS, under the supervision of ATHEXCSD, the dividend payment process will be carried out after the completion of the legalization of the heirs, through the network of "Piraeus Bank SA".

For any further Information, the Shareholders may contact the Investors Relations Department, tel.: +302106332342, +302106115381 and e-mail: [email protected] and [email protected] and [email protected].

Any dividends that will not be collected within 5 years that is until 31-12-2026 will be written off in favor of the Hellenic State.

This announcement is issued in accordance with Law 3556/2007 and the Athens Exchange Regulation (article 4.1.3.4).

FOR FURTHER INFORMATION:

OTE GROUP INVESTOR RELATIONS

E-mail: [email protected]