HELLENIC EXCHANGES - ATHENS STOCK EXCHANGE S.A.

Plan of intended Corporate Actions

The Board of Directors of HELEX, at its meeting today, decided to propose to the Annual General Meeting of the Company, which will take place on Wednesday May 9th 2007, the return of share capital to shareholders in cash, in the amount of Euro 0.50 per share.
Based on this decision, the Plan of intended Corporate Actions, as announced on Friday 19.1.2007, is amended as follows:
- Cutoff date for the share capital return: Monday July 2nd 2007.
- Payment of the share capital return: Thursday July 12th 2007.