ANNOUNCEMENT

UPDATE OF 2018 FINANCIAL CALENDAR

OPAP S.A. announces the completion of its 2018 Financial Calendar as follows:

Wednesday  30.05.2018:   Q1 2018 Interim Management Statements

Thursday      31.05.2018:   Q1 2018 Analysts' and Investors' conference call

Wednesday  12.09.2018:   Q2 - H1 2018 Financial Report

Thursday      13.09.2018:   Q2 - H1 2018 Analysts' and Investors' conference call

OPAP clarifies that the financial results will be released following the Athens Exchange market close, at Athens Exchange's website (www.helex.gr) and at the Company's website (investors.opap.gr).

ATHENS, 11.05.2018

OPAP S.A.