Hellenic Exchanges – Athens Stock Exchange (ATHEX) announces that, following fifteen years as Chairman of the Board of Directors, Mr. Iakovos Georganas resigned from the Board of Directors and the Group.

The Board of Directors at its meeting today elected Mr. George Hadjinicolaou as new non-executive member to fill the vacated seat. Mr. Hadjinicolaou is a banker and a non-executive Chairman of the Bank of Piraeus.

The Board of Directors was then formed as a Body, as follows:

In addition, following the resignation of Mr. Iakovos Georganas from the Board of Directors of the subsidiary Hellenic Central Securities Depository, the Board of Directors elected Mr. George Hadjinicolaou as new non-executive Chairman and was formed as a Body as follows:

The new Board member will be confirmed in the next General Meetings of the two companies.

Mr. Georganas led the full privatization of the Greek Exchange, from his position as non-executive Chairman at the start of his 15-year term of office, charting with consistency the course of the Exchange throughout these years in an increasingly competitive environment in Europe and achieving:

• Uninterrupted trading
• Reduction in trading fees and expenses
• Internationalization of the profile of market participants, which contributed to the effective adoption of the regulatory framework promoted by the EU
• Qualitative and meaningful use of technology with positive effects on operating costs

Mr. Hadjinicolaou has a successful professional career, both in banking as well as in international capital markets.