23 NOV 2021

Announcement of Acquisition of own shares

Athens, Greece – November 23, 2021 - Mytilineos S.A. (MYTILINEOS) announces that, according to the resolution of its Extraordinary Shareholders’ Meeting dated 27.03.2020, on 22.11.2021, acquired through the Athens Exchange 2,000 own shares at a weighted average price €15.0263 per share, of an aggregate value €30,052.50. Such acquisitions have been effected through the Athens Exchange member name EUROBANK EQUITIES INVESTMENT FIRM S.A..

Following this acquisition, MYTILINEOS holds in aggregate 7,627,983 own shares, percentage 5.3383% of the total number of shares issued by it.

This announcement is issued pursuant to Regulation (EU) 596/2014 and Delegated Regulation (EU) 2016/1052.