ArcelorMittal

MT • NYSE

ArcelorMittal is a steel company in the basic materials sector on NYSE, led by Aditya Mittal, with a market cap of $35.2B. As of Q3 2025, 4% of shares are held by 242 institutional investors, with DIMENSIONAL FUND ADVISORS LP as the largest holder at 0.417%.

CEOAditya Mittal

Market Cap$35.2B

Steel

Basic Materials

Employees126.8K

Websitearcelormittal.com

Overview

Overview of institutional ownership in MT as of Q3 2025 with a market cap of $27.5B

All Institutions

Institutions: 242
Value Held: $1.0B
Shares Held: 28.6M
Avg Position: $4.3M
Median Position: $342.9K

Hedge Funds

Hedge Funds: 23
Value Held: $134.7M
Shares Held: 3.7M
Avg Position: $5.9M
Median Position: $1.6M

Ownership Breakdown

Institutional (non-HF)

3.28%

$901.3M

Hedge Funds

0.49%

$134.7M

Retail & Other

96.23%

$26.5B

Based on market cap of $27.5B as of Q3 2025. Institutional (non-HF) excludes hedge funds to avoid double counting.

Biggest Investors

Institutions with the largest positions in MT as of Q3 2025

Institution	Key People	Position Value	Ownership	Owned Since	Total AUM (Long)
DIMENSIONAL FUND ADVISORS LP Long Only Manager	David Paul Butler CEO	$114.6M 0.02% of portfolio	0.42% 3.2M shares	≤ Q2 2013 Held for 12y 5m+	$466.32B
Bank of New York Mellon Corp Institution	Robin Vince CEO	$70.4M 0.01% of portfolio	0.26% 1.9M shares	≤ Q2 2013 Held for 12y 5m+	$556.34B
B BlackRock, Inc. Institution	-	$66.2M 0.00% of portfolio	0.24% 1.8M shares	Q3 2020 Held for 5y 2m	$5.67T
MORGAN STANLEY RIA/Wealth	Jed Finn CEO	$64.2M 0.00% of portfolio	0.23% 1.8M shares	≤ Q2 2013 Held for 12y 5m+	$1.65T
Connor, Clark & Lunn Investment Management Ltd. Long Only Manager	John Wyatt Ricketts President	$59.5M 0.19% of portfolio	0.22% 1.6M shares	Q1 2023 Held for 2y 8m	$31.7B
FMR LLC Institution	-	$47.7M 0.00% of portfolio	0.17% 1.3M shares	≤ Q2 2013 Held for 12y 5m+	$1.92T
GOLDMAN SACHS GROUP INC Institution	David M. Solomon CEO	$46.3M 0.01% of portfolio	0.17% 1.3M shares	≤ Q2 2013 Held for 12y 5m+	$691.34B
UBS Group AG Institution	Sergio P. Ermotti CEO	$42.7M 0.01% of portfolio	0.16% 1.2M shares	Q4 2014 Held for 10y 11m	$511.54B
M Maple Rock Capital Partners, Inc. Hedge Fund•Multi-Strategy	Xavier George Majic CEO	$41.4M 1.62% of portfolio	0.15% 1.1M shares	Q3 2025 Held for 2 months	$2.6B
NORTHERN TRUST CORP Institution	Michael G. O'Grady CEO	$34.8M 0.00% of portfolio	0.13% 962.7K shares	≤ Q2 2013 Held for 12y 5m+	$782.01B

Net Capital Flow

Institutional buying and selling activity for MT in Q3 2025

Traded: −$40.9M
Buyers: 132
Sellers: 107
Total Bought: +$172.1M
Total Sold: −$213.0M
Avg Position: $3.7M

Biggest Buyers

Institution	Net Bought	Current Position
M Maple Rock Capital Partners, Inc. Hedge Fund•Multi-Strategy	+$41.4M +1.1M shares	$41.4M 1.1M shares
UBS Group AG Institution	+$34.3M +947.5K shares	$42.7M 1.2M shares
CITADEL ADVISORS LLC Hedge Fund•Multi-Strategy	+$20.7M +573.2K shares	$21.2M 587.8K shares
M Man Group plc Institution	+$11.7M +324.2K shares	$11.7M 324.2K shares
BALYASNY ASSET MANAGEMENT LLC Hedge Fund•Multi-Strategy	+$8.9M +246.9K shares	$13.3M 369.0K shares
D D. E. Shaw & Co., Inc. Institution	+$4.8M +134.2K shares	$4.8M 134.2K shares
BANK OF AMERICA CORP /DE/ Institution	+$4.6M +128.0K shares	$34.3M 947.9K shares
Capital Wealth Planning, LLC RIA/Wealth	+$3.3M +92.0K shares	$3.3M 92.0K shares
MORGAN STANLEY RIA/Wealth	+$3.1M +86.4K shares	$64.2M 1.8M shares
AQR CAPITAL MANAGEMENT LLC Hedge Fund•Multi-Strategy	+$3.0M +83.6K shares	$5.3M 145.3K shares

Biggest Sellers

Institution	Net Sold	Current Position
Schonfeld Strategic Advisors LLC Hedge Fund•Multi-Strategy	−$24.5M −677.7K shares	$4.0M 111.0K shares
VOLORIDGE INVESTMENT MANAGEMENT, LLC Hedge Fund•Multi-Strategy	−$17.8M −491.0K shares	$4.2M 116.6K shares
A ABC ARBITRAGE SA Institution	−$14.7M −464.2K shares	Sold Off 0 shares
O Optiver Holding B.V. Institution	−$13.2M −417.1K shares	Sold Off 0 shares
T Telemark Asset Management, LLC Hedge Fund•Long/Short	−$12.6M −400.0K shares	Sold Off 0 shares
Bank of New York Mellon Corp Institution	−$12.6M −349.2K shares	$70.4M 1.9M shares
FMR LLC Institution	−$10.8M −298.5K shares	$47.7M 1.3M shares
TWO SIGMA INVESTMENTS LLC Hedge Fund•Multi-Strategy	−$9.5M −262.3K shares	$1.6M 44.7K shares
O OLD MISSION CAPITAL LLC Institution	−$9.0M −284.1K shares	Sold Off 0 shares
B BlackRock, Inc. Institution	−$7.0M −194.2K shares	$66.2M 1.8M shares

Entry and Exit Activity

Institutions that initiated new positions or completely exited MT in Q3 2025

New Positions: 23
New Value: $15.6M
Exited Positions: 35
Exited Value: $76.0M

New Positions

Institution	Position Value
M Man Group plc Institution	$11.7M 324.2K shares
Blackstone Group L.P. Institution	$1.1M 29.3K shares
C CAXTON ASSOCIATES LLP Institution	$597.0K 16.5K shares
P PINNBROOK CAPITAL MANAGEMENT LP Hedge Fund•Global Macro	$538.9K 14.9K shares
Dynasty Wealth Management, LLC Fund of Funds	$500.6K 13.8K shares
IEQ CAPITAL, LLC RIA/Wealth	$275.2K 7.6K shares
Savant Capital, LLC RIA/Wealth	$249.2K 6.9K shares
C Colony Group, LLC Institution	$224.1K 5.9K shares
R RSM US WEALTH MANAGEMENT LLC RIA/Wealth	$218.1K 6.0K shares
S SYM FINANCIAL CORPORATION RIA/Wealth	$210.9K 5.8K shares

Exited Positions

Institution	Previous Position
A ABC ARBITRAGE SA Institution	$14.7M 464.2K shares
O Optiver Holding B.V. Institution	$13.2M 417.1K shares
T Telemark Asset Management, LLC Hedge Fund•Long/Short	$12.6M 400.0K shares
O OLD MISSION CAPITAL LLC Institution	$9.0M 284.1K shares
C Cubist Systematic Strategies, LLC Institution	$6.7M 211.3K shares
Point72 Asset Management, L.P. Hedge Fund•Multi-Strategy	$4.8M 151.5K shares
CAPITAL FUND MANAGEMENT S.A. Hedge Fund•Quant Macro	$4.2M 133.5K shares
Holocene Advisors, LP Hedge Fund•Long/Short	$2.2M 68.6K shares
Woodline Partners LP Hedge Fund•Long/Short	$2.0M 64.7K shares
S Squarepoint Ops LLC Hedge Fund•Quant	$1.8M 55.7K shares

Options Activity

Institutions with the largest Call and Put options positions in MT as of Q3 2025

Call Positions: 17
Call Value: $139.2M
Put Positions: 14
Put Value: $63.8M

Call Positions

Institution	Position Value
MILLENNIUM MANAGEMENT LLC Hedge Fund•Multi-Strategy	$63.1M 17.4K contracts
SUSQUEHANNA INTERNATIONAL GROUP, LLP Private Equity	$12.5M 3.5K contracts
P PEAK6 LLC Institution	$12.2M 3.4K contracts
CITIGROUP INC Institution	$8.6M 2.4K contracts
B BNP PARIBAS ARBITRAGE, SA Institution	$8.2M 22.6 contracts
T Twin Tree Management, LP Hedge Fund•Vol Arbitrage	$5.7M 1.6K contracts
Point72 Asset Management, L.P. Hedge Fund•Multi-Strategy	$5.3M 1.5K contracts
GOLDMAN SACHS GROUP INC Institution	$4.7M 1.3K contracts
CITADEL ADVISORS LLC Hedge Fund•Multi-Strategy	$4.7M 1.3K contracts
Walleye Trading LLC RIA/Wealth	$4.7M 1.3K contracts

Put Positions

Institution	Position Value
SUSQUEHANNA INTERNATIONAL GROUP, LLP Private Equity	$11.7M 3.2K contracts
Walleye Trading LLC RIA/Wealth	$11.3M 3.1K contracts
CITADEL ADVISORS LLC Hedge Fund•Multi-Strategy	$9.6M 2.7K contracts
P PEAK6 LLC Institution	$8.3M 2.3K contracts
GOLDMAN SACHS GROUP INC Institution	$4.7M 1.3K contracts
W WOLVERINE TRADING, LLC Institution	$4.2M 1.2K contracts
J JANE STREET GROUP, LLC Institution	$3.8M 1.0K contracts
D D. E. Shaw & Co., Inc. Institution	$2.7M 750.0 contracts
MILLENNIUM MANAGEMENT LLC Hedge Fund•Multi-Strategy	$2.4M 670.0 contracts
Verition Fund Management LLC Hedge Fund•Multi-Strategy	$1.9M 514.0 contracts

Most Committed Institutions

Institutions with MT as the highest % of their portfolio as of Q3 2025

Institution	Key People	Portfolio Weight	Ownership	Owned Since	Total AUM (Long)
Arrow Capital Pty Ltd Hedge Fund•Market Neutral	Tim Bolger COO	3.14% $5.5M	0.01% 100.0K shares	Q2 2025 Held for 5 months	$173.8M
R ROBOTTI ROBERT Institution	-	2.09% $12.3M	0.04% 338.9K shares	Q1 2024 Held for 1y 8m	$585.9M
M Maple Rock Capital Partners, Inc. Hedge Fund•Multi-Strategy	Xavier George Majic CEO	1.62% $41.4M	0.15% 1.1M shares	Q3 2025 Held for 2 months	$2.6B
J JB CAPITAL PARTNERS LP Hedge Fund•Value	Alan Wayne Weber CCO	1.27% $7.4M	0.03% 205.0K shares	Q1 2024 Held for 1y 8m	$584.1M
M Mork Capital Management Institution	-	1.08% $1.6M	0.01% 43.2K shares	Q4 2024 Held for 11 months	$145.1M
S SALT Holding Corp. Institution	-	0.90% $712.2K	0.00% 19.7K shares	Q4 2024 Held for 11 months	$79.2M
Integrated Quantitative Investments LLC Long Only Manager	Kirsten Anna Syverson CEO	0.61% $2.2M	0.01% 59.7K shares	Q1 2025 Held for 8 months	$351.3M
C Corient IA LLC Fund of Funds	Francisco Tobias Marin CFO	0.28% $361.5K	0.00% 10.0K shares	Q1 2025 Held for 8 months	$128.0M
CAUSEWAY CAPITAL MANAGEMENT LLC Long Only Manager	Sarah Hotchkis Ketterer CEO	0.28% $21.2M	0.08% 586.8K shares	Q2 2024 Held for 1y 5m	$7.6B
Gallacher Capital Management LLC RIA/Wealth	Quentin Garrett Stoker CCO	0.23% $589.8K	0.00% 16.3K shares	Q4 2022 Held for 2y 11m	$252.9M

Hedge Fund Spotlight

Discover hedge funds investing in MT

PINNBROOK CAPITAL MANAGEMENT LP

Hedge Fund • Global Macro

Portfolio ManagerZachary Mitchell Kurz

Portfolio Value: $552.3M
Positions: 116
Last Reported: Q3 2025

Sector Allocation

Position in ArcelorMittal

Market Value: $538.9K
Shares Held: 14.9K
Portfolio Weight: 0.10%
Owned Since: 2025-Q3

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