In accordance with article 4.1.3.1 of the Athens Exchange Rulebook, HELEX announces to investors that the tax audit of its subsidiary “Athens Exchange S.A.” for fiscal years 2006, 2007, 2008 and 2009 was completed.

The tax books were deemed to have been sufficient and accurate, and no irregularities or omissions were uncovered.

During the tax audit, additional taxes and penalties amounting to €428,784.24 were assessed, for which payment to the Greek state was initiated. The abovementioned amount will not burden the results of the current fiscal year 2013, since it is covered by relevant provisions that have been made.