ArcelorMittal — Director's Dealing 2021

Oct 5, 2021

NOTIFICATION AND PUBLIC DISCLOSURE OF TRANSACTIONS BY PERSONS DISCHARGING MANAGERIAL RESPONSIBILITIES AND PERSONS CLOSELY ASSOCIATED WITH THEM

1.	Details of the person discharging managerial responsibilities/person closely associated
a)	Name	Lumen Investments S.à r.l., a société à responsabilité limitée, having its
		registered office at 6, rue Eugène Ruppert, L-2453 Luxembourg, registered with
		the RCS under number B152437

2.	Reason for the notification
a)	Position / status	Affiliated with the "Significant Shareholders". The term "Significant
		Shareholders" means trusts (HSBC Trust (C.I.) Limited, as trustee) of which Mr.
		Lakshmi N. Mittal, Ms. Usha Mittal and their children are the beneficiaries,
		holding ArcelorMittal share through Lumen Investments S.à r.l. Mr. Lakshmi N.
		Mittal is executive chairman of ArcelorMittal. Mr. Aditya Mittal is the son of
		Mr. Lakshmi N. Mittal. Mr. Aditya Mittal is chief executive officer and member
		of the board of directors of ArcelorMittal. Ms. Vanisha Mittal Bhatia is the
		daughter of Mr. Lakshmi N. Mittal. Ms. Vanisha Mittal Bhatia is member of the
		board of directors of ArcelorMittal.
b)	Initial notification / amendment	Initial notification

	3.
		Details of the issuer, emission allowance market participant, auction platform, auctioneer or auction monitor
ArcelorMittal (trading symbol MT) a) Name
	b)	LEI	2EULGUTUI56JI9SAL165

4.	Details of the transaction(s)
	section to be repeated for (i) each type of instrument; (ii) each type of transaction; (iii) each date; and (iv) each place
	where transactions have been conducted
a)	Description of the financial
	instrument, type of instrument	Ordinary shares
	Identification code	MT
b)	Nature of the transaction	Sale
c)	Price(s) and volume(s)	Price(s)	Volume(s)
		EUR 25.9018 (rounded off) / per share
			1,335,208
d)	Aggregated information
	— Aggregated volume	1,335,208
	— Price	EUR 34,584,322.99
e)	Date of the transaction	5 October 2021 (settlement date)
f)	Place of the transaction	Outside the trading venue

Evdokia Potolia

A Manager Francesca Scavino A Manager