29 July 2022, 11:00 CET

Following publication of the second quarter 2022 and half year 2022 results press release dated 28 July 2022 (the “ER Press Release”)¹, ArcelorMittal announces a new share buyback program of 60,431,380 shares in the amount of approximately US$1.4 billion (at current share price²) (the “Program”) under the authorization given by the annual general meeting of shareholders of 4 May 2022, bringing the total 2022 buybacks announced so far to approximately US$3.4 billion. For the background to this Program, reference is made to the ER Press Release. The Program is expected to be completed by the end of May 2023, subject to market conditions.