ArcelorMittal — Share Issue/Capital Change 2022

Jan 14, 2022

ANNEX B

Form to be used for the disclosure of the total number of voting rights and capital, in accordance with the Law and Grand-ducal Regulation of 11 January 2008 on transparency requirements for issuers

1. Identity of the issuer or the underlying issuer of existing shares to which voting rights are attachedⁱ (including the issuer reference number allocated by the CSSF)

ArcelorMittal S.A. (issuer reference allocated by the CSSF: E1)

• 2. Identity of the notifier (if another person makes the notification on behalf of the issuer)
• 3. Total number of shares composing the share capital of the notifying issuer 937.809.772
• 4. Total number of voting rights attached to the shares composing the share capital of the notifying issuer, including the suspended voting rightsii

937.809.772

• 5. Total number of voting rights, excluding suspended voting rights (exercisable voting rights) (optional)
• 6. Origin of the changeiii

Cancellation of shares

• 7. Date when the change occurred
• 8. In the previous notification (optional)
• the total number of shares was of
• the total number of voting rights was of
• the total number of exercisable voting rights was of

ⁱ Either the full name of the legal entity or another method for identifying the issuer or underlying issuer,

provided it is reliable and accurate.

14/01/2022

982.809.772

982.809.772

ii For further details on the total number of voting rights, please refer to point 1(b) of Circular CSSF 08/349.

iii As, for example, a capital increase or reduction.