MYTILINEOS S.A. (the “Company”) pursuant to the provisions of Law 3556/2007 and Regulation (EU) No 596/2014 of the European Parliament and of the Council on market abuse, announces that Mr. Elenos Karaindros, General Manager Strategy and M&A of the Company, according to its notification towards the Company dated 7.12.2021, sold on 3.12.2021, 3,140 common shares of the Company of a total value of Euro 45,984.69.