GEK TERNA S.A.

First Interest Period of the Non-Convertible Corporate Bond Loan

In accordance with the terms of the Common Bond Loan as decided by “GEK TERNA SA” on March 16, 2018 (hereinafter “the Bond Loan”), the record date for the beneficiaries of interest for the 1st  Interest Period from 04.04.2018 until 04.10.2018 is set to be Wednesday October 3rd, 2018 as.

Beneficiaries of this corporate act ( i.e. the coupon payment) are the investors registered in the Dematerialized Securities System (D.S.S.) on the relevant date (Record Date) which is Wednesday October 3, 2018.

The first day of trading without the first coupon (ex-coupon date) is Tuesday October 2, 2018.

The gross interest amount for the first Interest Period, which corresponds to 120,000 bonds currently traded on the Athens Exchange, is  2,409,500.00 €, i.e. 20.07916667 € per bond and has been calculated at an annual interest rate of 3.95% (before tax).

The payment of the accrued interest to the bondholders will take place though “HELLENIC CENTRAL SECURITIES DEPOSITARY S.A.” (ATHEXCSD) on Thursday October 4, 2018, as follows:

1. Through the operators of the beneficiaries in the Dematerialized Security System (Banks and Securities firms) for the bondholders that have authorized their operators for the collection, according to the D.S.S. Operations Regulation and ATHEXCSD relevant resolutions.

2. By deposit to the International Bank Account Number (IBAN), which the bondholder has declared in order to receive the distributed amounts, according to article 13 of the D.S.S. Operations Regulation and no 6 Decision of ATHEXCSD Board of Directors, as in force, to bondholders who do not wish to receive the distributed amounts through their Operators.

3.Through the network of branches of the Bondholder's Agent (or its authorized representatives), for Bondholders to whom for various reasons payment of the amounts as referred to in 1 and 2 above has not been effected. Payments to Bondholders who have not authorized an Operator to collect the amounts of the Debt and the Bondholders who have registered the Bonds in a Special Account will be made at the offices of the Agent at 110, Athinon Avenue, in Athens, daily from 9.00 am until 16.00, Greece time, or in a bank account, which will be notified in writing, in accordance with the specific provisions of the D.S.S. Operation Regulation and the relevant decisions of the ATHEXCSD.

It is hereby clarified that according to the currently applicable legislation, the right to collect interest amount expires if not collected within the time limit of five (5) years and any relevant amount shall be reimbursed to the Hellenic Republic.