22 DEC 2022

Announcement of Acquisition of own shares

Athens, Greece – December 22, 2022 - Mytilineos S.A. (MYTILINEOS) announces that, according to the resolution of its Extraordinary Shareholders’ Meeting dated 23.03.2022, on 21.12.2022, acquired through the Athens Exchange 10,534 own shares at a weighted average price €19.5497 per share, of an aggregate value €205,937.05. Such acquisitions have been effected through the Athens Exchange member name EUROXX SECURITIES S.A..

Following this acquisition, MYTILINEOS holds in aggregate 7,170,632 own shares, percentage 5.0182% 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.