UNITED STATES
SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

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FORM 6-K

REPORT OF FOREIGN PRIVATE ISSUER
PURSUANT TO RULE 13a-16 OR 15d-16
UNDER THE SECURITIES EXCHANGE ACT OF 1934

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Dated February 29, 2024

Commission File Number: 001-35788

ARCELORMITTAL

(Translation of registrant’s name into English)

24-26, Boulevard d’Avranches

L-1160 Luxembourg

Grand Duchy of Luxembourg

(Address of principal executive office)

Indicate by check mark whether the registrant files or will file annual reports under cover of Form 20-F or Form 40-F.

Form 20-F ☒        Form 40-F ☐

On February 28, 2024, ArcelorMittal published the press releases attached hereto as Exhibits 99.1 and 99.2 and hereby incorporated by reference into this report on Form 6-K.

Exhibit Index

Exhibit No. Description

Exhibit 99.1	Press release dated February 28, 2024,ArcelorMittal announces the publication of its 2023 annual report
Exhibit 99.2	Press release dated February 28, 2024,ArcelorMittal publishes its Annual Report 2023 on Form 20-F

SIGNATURES

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned, thereunto duly authorized.

ARCELORMITTAL

Date 29 February 2024

By: /s/ Henk Scheffer    

Name: Henk Scheffer

Title: Company Secretary & Group Compliance & Data Protection Officer