HELLENIC EXCHANGES - ATHENS STOCK EXCHANGE S.A.

Announcement of regulated information in accordance with Law 3556/2007

Hellenic Exchanges S.A. announces, pursuant to Law 3556/2007 and Law 3606/2007 that Eurobank EFG Equities notified it on 18.08.2010 that:
1. On 16.08.2010 it sold 21 HELEX futures at a total value of EUR10,814.00
2. On 16.08.2010 it bought 300 HELEX common registered shares, at a total value of EUR1,560.00
3. On 16.08.2010 it bought 2,100 HELEX common registered shares, at a total value of EUR10,792.00
4. On 16.08.2010 it sold 300 HELEX common registered shares, at a total value of EUR1,538.26
In addition, Eurobank EFG Equities notified the company on 19.08.2010 that:
1. On 17.08.2010 it bought 5 HELEX futures at a total value of EUR2,610.00
2. On 17.08.2010 it sold 5 HELEX futures at a total value of EUR2,655.00
3. On 17.08.2010 it bought 500 HELEX common registered shares, at a total value of EUR2,660.00
4. On 17.08.2010 it sold 500 HELEX common registered shares, at a total value of EUR2,615.00
These transactions by Eurobank EFG Equities took place in its capacity as market maker in the derivatives market.