Athens, September 24, 2015 –The Hellenic Telecommunications Organization SA (OTE or Company), in accordance with Law 3556/2007 [article 3, par. 1 (f), and article 21], Law 3340/2005 and the relevant Decisions of the Hellenic Capital Market Commission announces that:

On 22/9/2015, the Company proceeded with the transfer (Over-The-Counter) of 50,500 own shares to the Chairman and Chief Executive Officer of the Company, Mr. Michael Tsamaz, in the context of the implementation of the Share Matching Plan that was approved by the Company's Shareholders' General Meeting. According to this plan, OTE transferred those shares at zero cost, following the purchase (through the stock exchange) by the Chief Executive Officer of equal number of OTE shares and holding them for 3 years.

In the above context, Mr. Michael Tsamaz, on 23/9/2015 notified to the Company that on 22/9/2015 acquired those 50,500 OTE shares according to the terms of the Plan.

These shares represent 0.0103% of the Company's paid-up share capital.