Designated person notification

13 May 2026, 17:05 CET With reference to Article 19(3) of Regulation (EU) No 596/2014 of the European Parliament and of the Council of 16 April 2014 on market abuse (Market Abuse Regulations), ArcelorMittal announces that notification of share transaction by a Designated Person (i.e. Directors or Executive Officers) is available in the Luxembourg Stock Exchange's electronic database OAM on www.bourse.lu and on ArcelorMittal's web site www.arcelormittal.com under Investors > Share Transactions by Management: https://corporate.arcelormittal.com/investors/corporate-governance/share-transactions-by-management ENDS About ArcelorMittal ArcelorMittal is one of the world's leading steel and mining companies, with a presence in 60 countries and primary steelmaking facilities in 14 countries.