TERNA ENERGY S.A., in order to provide accurate and timely information to investors and pursuant to article 4.1.2 & 4.1.4.3.1. of the Athens Stock Exchange Regulation, announces its Financial Calendar of 2018:

Announcement and release of the 2017 Annual Financial Results and posting of the 2017 Annual Financial Report, pursuant to the legal requirements, on the Company's website (www.terna-energy.com) as well as on the website of the Athens Stock Exchange (www.helex.gr):  Monday, April 30, 2018,   after the ASE's end of trading.

Analysts' Annual Briefing: Wednesday, May 2, 2018

Ordinary General Assembly of Shareholders: Wednesday, June 6, 2018

The dividend to be distributed pursuant to the provisions of article 45 of law 2190/1920 has already been paid as interim dividend, amounting at 0,04 € per share, in accordance with the decision of the Company's Board of Directors dated 27.11.2017.

Following  the approval by the Ministry of Finance and Development – General Secretariat of Commerce (Νο 45279/26-4-2018), of the increase and simultaneous reduction of the share capital of the Company by the amount of 25.062.165,92 € and the return of 0,22 € per share to the Shareholders, pursuant to the decision of the Extraordinary General Assembly on 30/3/2018, the Company updates the timetable of the procedure as follows:

Ex-date of the return of Capital: Monday, July 2, 2018 prior to the expiration date of Future Contracts on the Company's shares and on the Index in which they are included.

Beneficiary Shareholders for the return of Capital:   Record date: Tuesday, July 3,   2018

Commencement of Payment of Return of Capital: Monday, July 9, 2018

The return of capital shall be implemented through a Bank, which will credit the accounts of the Operators. Details will be provided by further announcement of the Company.

The Company reserves the right to change the above dates following relevant notification to the Investors.