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 21.04.2011 that:
1. On 20.04.2011 it bought 500 HELEX common registered shares, at a total value of EUR2,675.00
2. On 20.04.2011 it sold 1,700 HELEX common registered shares, at a total value of EUR8,835.71
3. On 20.04.2011 it bought 12 HELEX futures at a total value of EUR6,143.00
4. On 20.04.2011 it sold 5 HELEX futures at a total value of EUR2,625.00 In addition, Eurobank EFG Equities notified the company on 26.04.2011 that:
5. On 21.04.2011 it bought 1.500 HELEX common registered shares, at a total value of EUR7,665.00
6. On 21.04.2011 it sold 100 HELEX common registered shares, at a total value of EUR510.00
7. On 21.04.2011 it bought 1 HELEX future at a total value of EUR498.00
8. On 21.04.2011 it sold 10 HELEX futures at a total value of EUR5,020.00
The above transactions by Eurobank EFG Equities took place in its capacity as market maker in the derivatives market.