HELLENIC EXCHANGES - ATHENS STOCK EXCHANGE S.A.

Share buy-back

HELLENIC EXCHANGES S.A. HOLDING, CLEARING, SETTLEMENT AND REGISTRY (the Company) informs investors that, based on §4 article 4 of the European Commission Regulation 2273/2003, and in implementation of the resolution of the Annual General Meeting of shareholders of the Company of 14.5.2008, it purchased own shares, as follows:
- On 30.6.2008 82,000 own shares were purchased, at an average price of euro 8.03 per share, and total transaction cost of euro 658,087.30
- On 1.7.2008 80,000 own shares were purchased, at an average price of euro 8.07 per share, and total transaction cost of euro 645,393.04
The transactions were done through the members of Athens Exchange Alpha Finance, Agricultural Bank of Greece Securities, Eurobank Securities and Midas Securities.
Following the abovementioned purchases, the Company owns 880,000 own shares (1.25% of the total 70,485,563 shares outstanding).