Maple Rock Capital Partners Inc.

Position in MT — ArcelorMittal

CIK 1658363 Toronto, A6

Position in MT

as of Jun 30, 2026 · filed Aug 14, 2026 Compact

Position Value

$131,933,589

+$58,420,095 QoQ

Shares Held

2,190,860

+54.9% QoQ

Ownership

0.291%

of shares outstanding

% of Portfolio

2.59%

of 13F equity value

Holder Rank

of 317 holders

Holding Since

Mar 2021

6 quarters on record

Voting authority Sole 100% Shared 0% None 0%

Basic Materials · as of Jun 30, 2026

Maple Rock Capital Partners Inc. holds $365,943,295 across 4 Steel names. MT ranks #2 (36.1% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	NUE	Nucor Corp	614,000	$136,768,500
2	MT	ArcelorMittal This page	2,190,860	$131,933,589
3	ASTL	Algoma Steel Group Inc.	16,861,818	$68,290,362
4	CLF	Cleveland-Cliffs Inc.	3,083,157	$28,950,844

6 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-06-30	$131,933,589	2,190,860	+54.9%	Shares	Sole	2026-08-14
2026-03-31	$73,513,494	1,414,265	-13.3%	Shares	Sole	2026-05-15
2025-12-31	$74,306,442	1,630,600	+42.4%	Shares	Sole	2026-02-17
2025-09-30	$41,398,980	1,145,200	-13.2%	Shares	Sole	2025-11-14
2024-03-31	$36,405,600	1,320,000	+34.7%	Shares	Sole	2024-05-15
2021-03-31	$28,586,600	980,000	—	Shares	Sole	2021-05-17
No filing history on record for this holder in this stock.