Notification of share transactions by Lumen Investments S.à r.l

ArcelorMittal (MT) announced that a notification of share transactions by Lumen Investments is available through public disclosure channels.

Rhea-AI Summary

ArcelorMittal (MT) announced that a notification of share transactions by Lumen Investments is available through public disclosure channels. Lumen Investments forms part of the Significant Shareholder structure. The notification is available in the Luxembourg Stock Exchange's electronic database, OAM, and on ArcelorMittal's website under Investors > Share Transactions by Management.

Key Terms

market abuse regulation

1 terms

market abuse regulation regulatory

"on market abuse (Market Abuse Regulation)"

Market abuse regulation consists of laws and rules designed to prevent dishonest or manipulative practices in financial markets. It aims to ensure fair and transparent trading, so investors can trust that markets operate honestly, much like rules that keep a game fair. By reducing unfair advantages, it helps protect investor confidence and promotes healthy, efficient markets.

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Luxembourg, 04 November 2026, 09:30 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 Regulation), ArcelorMittal announces that a notification of share transactions by Lumen Investments S.à r.l., an entity forming part of the Significant Shareholder structure, is available in the Luxembourg Stock Exchange's electronic database OAM on www.bourse.lu and on ArcelorMittal's website 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. In 2025, ArcelorMittal had revenues of $61.4 billion and crude steel production of 55.6 million metric tonnes, while iron ore production reached 48.8 million metric tonnes.

Our goal is to help build a better world with smarter steels. Steels made using innovative processes which use less energy, emit significantly less carbon and reduce costs. Steels that are cleaner, stronger and reusable. Steels for electric vehicles and renewable energy infrastructure that will support societies as they transform through this century. With steel at our core, our inventive people and an entrepreneurial culture at heart, we will support the world in making that change. This is what we believe it takes to be the steel company of the future.

ArcelorMittal is listed on the stock exchanges of New York (MT), Amsterdam (MT), Paris (MT), Luxembourg (MT) and on the Spanish stock exchanges of Barcelona, Bilbao, Madrid and Valencia (MTS). For more information about ArcelorMittal please visit: https://corporate.arcelormittal.com/

Enquiries

ArcelorMittal investor relations:

• +44 207 543 1128
• ESG: +44 203 214 2801
• Bonds/credit: +33 1 57 95 50 35.
• E-mail: investor.relations@arcelormittal.com

ArcelorMittal corporate communications: 

• E-mail: press@arcelormittal.com
• +44 207 629 7988
• Contact: Paul Weigh +44 203 214 2419