Forthnet S A : ANNOUNCEMENT FOR THE ADMISSION TO TRADING IN THE ATHENS STOCK EXCHANGE OF SHARES FROM THE COMPANY'S SHARE CAPITAL INCREASE FURTHER TO BOND CONVERSION TO SHARES

ANNOUNCEMENT FOR THE ADMISSION TO TRADING IN THE ATHENS STOCK

EXCHANGE OF SHARES FROM THE COMPANY'S SHARE CAPITAL INCREASE

FURTHER TO BOND CONVERSION TO SHARES

The Company "HELLENIC TELECOMMUNICATIONS AND TELEMATIC APPLICATIONS S.A." (hereinafter the "Company") announces that on 02.07.2018 the Company's 8,3701 new common shares, of nominal value 0.30 € each, (hereinafter "New Shares") shall be admitted for trading in the Athens Stock Exchange (ATH.EX.). The New Share have resulted from the Company's share capital increase by two thousand five hundred eleven euro (2,511 €) further to the conversion of 8,370 convertible bonds of nominal value 0.30 € each with conversion price 0.30 € per bond, from the existing convertible bond issued by the Company of total nominal value € 70,124,679.90 on 11.10.2016 (hereinafter "CBL") by power of which 233.748.933 convertible bonds were issued, as per the Company's announcements dated as of 11.10.2016, 27.6.2017, 29.08.2017, 26.09.2017, 15.11.2017, 27.12.2017, 28.02.2018. 28.03.2018, 10.05.2018 and 21.05.2018.

Further to the above the Company's share capital amounts to forty nine million one hundred fifty six thousand two hundred fifty three euro and ten cents (€49,156,253.10) and is divided into one hundred sixty three million eight hundred fifty four thousand one hundred and seventy-seven (163,854,177) ordinary registered shares of nominal value thirty cents (0.30€) each. Accordingly the total number of the Company's voting rights amounts to one hundred sixty three million eight hundred fifty four thousand one hundred and seventy-seven (163,854,177).

Further to the above conversion the remaining CBL bonds amount to 179,991,941.

The above increase which does not constitute an amendment of the Company's bylaws, has been certified by the Company's BoD by virtue of its resolution no 489/18.05.2018 which has been registered in the General Business Registry of the Ministry of Finance and Development on 07.06.2018 (announcement no 60965).

It is hereby noted that given the fact that the New Shares as well as the existing listed Company's shares belong to the same ATHEX's Segment "Under Surveillance", there is no obligation for the issuance of a Prospectus for the admission to trading of the New Shares, according to the exception provided also in the second passage of par. 5 of article 1 of Reg. (EU) 2017/1129.

The Corporate Actions Committee of the ATH.EX., at its meeting on 28.06.2018 approved the admission to trading of the New Shares. The New Shares will be credited on the start day of trading in the beneficiaries' accounts and securities accounts held with the Dematerialised Securities System. For more information, the above beneficiaries may contact the Company's IR Department, competent personbeing Mr. Georgios Dermitzakis, (tel. [phone]) during business days and hours.

On behalf of Forthnet Kantza, June 28, 2018