Hellenic Exchanges S.A. : Notification About A Significant Change In The Number Of Voting Rights (Law 3556/2007)

Franklin Templeton Institutional LLC informed the Company in writing on 05.06.2013 that on 03.06.2013 it bought common registered shares with a voting right of Hellenic Exchanges S.A. Holding Clearing Settlement & Registry (HELEX). Following the above mentioned transaction, Franklin Templeton Institutional LLC indirectly holds 5.03% of the share capital of HELEX (from 4.87% before the transaction).