TERNA ENERGY S.A. informs the Investors, that on April 5, 2013, it proceeded, through an OTC transaction with the purchase of 3,280,000 treasury shares, i.e. 3.0004%.

The aforementioned transaction has been concluded as a result of a partial execution of the Extraordinary General Assembly of the Shareholders decision, dated October 9^th, 2012 that approved the expansion of the Share Buyback Program, in accordance with article 16 par. 4 of C.L. 2190/1920, and granted its permission as per article 23a  provision of C.L. 2190/20,  for the purchase of  5.500.000 treasury shares, from an affiliate company as described in article 42e  of C.L. 2190/20, namely the company GEK TERNA S.A. for the purpose of decreasing the share capital by one million six hundred fifty thousand Euros  (1,650,000 €) through the cancellation of these five million five hundred thousand (5,500,000) shares of a nominal value of thirty cents of a euro (0.30€) each, by virtue of a new resolution of the General Assembly of the Shareholders. Furthermore pursuant to the aforementioned resolution of the Extraordinary General Assembly of the Shareholders the purchase price is equal to the share closing value on the day preceding the transaction.

It is clarified that, in accordance with par. 4 of article 16 of C.L. 2190/20, the acquisition of the above percentage of 3.0004% is not taken into account with reference to the percentage of treasury shares, which has been decided by the Annual General Assembly of the Shareholders, dated May 24, 2012.

It is noted that the Company, apart from the acquisition of the aforementioned 3,280,000 treasury shares, owns 1,237,575 treasury shares which have been acquired by virtue of the Share Buyback Program, pursuant to a resolution of the Annual General Assembly of the Shareholders, dated May 24, 2012.