ARROWSTREET CAPITAL, LIMITED PARTNERSHIP

Position in ERO — Ero Copper Corp.

CIK 1164508 BOSTON, MA

Position in ERO

as of Mar 31, 2026 · filed May 14, 2026 Compact

Position Value

$26,001,436

+$25,451,337 QoQ

Shares Held

974,932

+4913.8% QoQ

Ownership

0.935%

of shares outstanding

% of Portfolio

0.01%

of 13F equity value

Holder Rank

—

not a current holder

Holding Since

Jun 2021

4 quarters on record

Voting authority Sole 82.95491377860199.ToString("F0")% Shared 0.ToString("F0")% None 17.045086221398005.ToString("F0")%

Basic Materials · as of Mar 31, 2026

ARROWSTREET CAPITAL, LIMITED PARTNERSHIP holds $887,814,813 across 5 Copper names. ERO ranks #4 (2.9% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	FCX	Freeport-Mcmoran Inc	11,241,970	$660,802,996
2	HBM	Hudbay Minerals Inc.	6,747,236	$141,017,232
3	SCCO	Southern Copper Corp/	347,200	$59,147,742
4	ERO	Ero Copper Corp. This page	974,932	$26,001,436
5	TGB	Trekor Metals Ltd	131,071	$845,407

4 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-03-31	$26,001,436	974,932	+4913.8%	Shares	Defined	2026-05-14
2025-12-31	$550,099	19,445	+6.1%	Shares	Defined	2026-02-13
2021-12-31	$280,265	18,330	-67.5%	Shares	Defined	2022-02-14
2021-06-30	$1,184,939	56,372	—	Shares	Defined	2021-08-13
No filing history on record for this holder in this stock.