HELLENIC EXCHANGES - ATHENS STOCK EXCHANGE S.A.

Announcement of regulated information according to Law 3556/2007

Hellenic Exchanges S.A. announces, pursuant to Law 3556/2007 (articles 3 and 21) and in conjunction with article 11 of resolution 1/434/03.07.2007 of the Capital Market Commission, that EFG Eurobank Securities notified it:
1. on 17.11.2008 that it purchased on 13.11.2008 500 HELEX common registered shares with a total value of 3,410.00 euro.
2. on 17.11.2008 that it sold on 13.11.2008 7,600 HELEX common registered shares with a total value of 51,958.00 euro.
3. on 17.11.2008 that it sold on 14.11.2008 9,600 HELEX common registered shares with a total value of 70,510.00 euro.
All the above transactions were made for the derivatives market making account.