Announcement of Regulated Information Athens, May 15, 2015 - The company "Hellenic Telecommunications Organization S.A." (OTE S.A. or Company), announces that, on 14/5/2015 has proceeded with the transfer (Over the Counter- OTC) of 8,271 own shares (out of which 1,400 at the price of €4.77 per share and 6,871 at the price of €5.635 per share), representing 0.0017% of the Company's paid-up share capital, to four beneficiaries of the approved, by the General Meeting of the Company's Shareholders, "Stock Option Plan" due to the exercise of equal number of Vested Rights. Τhe total value of this transaction stood at €45,396.10.

Following this transaction, the Company holds today 1,361,680 own shares.

This announcement is published Regulated Information in accordance with Law 3556/2007 [article 3 paragraph 1(f) and article 21], Law 3340/2005 and the relevant Decisions of the Hellenic Capital Market Commission.

FOR FURTHER INFORMATION:

OTE GROUP MERGERS, ACQUISITIONS AND INVESTOR RELATIONS

Τel. +0030 210-611-1574

E-mail: esarsentis@ote.gr

Fax: +0030 210-6111030

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