ACADIAN ASSET MANAGEMENT LLC

Position in ERO — Ero Copper Corp.

CIK 916542 Boston, MA

Position in ERO

as of Mar 31, 2026 · filed May 13, 2026 Compact

Position Value

$392,049

+$123,294 QoQ

Shares Held

14,700

+54.7% QoQ

Ownership

0.014%

of shares outstanding

% of Portfolio

0.00%

of 13F equity value

Holder Rank

—

not a current holder

Holding Since

Jun 2021

12 quarters on record

Voting authority Sole 100.ToString("F0")% Shared 0.ToString("F0")% None 0.ToString("F0")%

Basic Materials · as of Mar 31, 2026

ACADIAN ASSET MANAGEMENT LLC holds $577,729,571 across 4 Copper names. ERO ranks #4 (0.1% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	SCCO	Southern Copper Corp/	1,851,985	$315,497,497
2	HBM	Hudbay Minerals Inc.	10,735,919	$224,380,707
3	FCX	Freeport-Mcmoran Inc	637,280	$37,459,318
4	ERO	Ero Copper Corp. This page	14,700	$392,049

12 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-03-31	$392,049	14,700	+54.7%	Shares	Defined	2026-05-13
2025-12-31	$268,755	9,500	-73.6%	Shares	Defined	2026-02-10
2023-09-30	$620,640	36,000	-97.5%	Shares	Defined	2023-11-13
2023-06-30	$29,284,968	1,447,601	+19.9%	Shares	Defined	2023-08-07
2023-03-31	$21,299,523	1,207,456	+3250.9%	Shares	Defined	2023-05-11
2022-12-31	$495,467	36,034	-75.0%	Shares	Defined	2023-02-14
2022-09-30	$1,583,120	143,920	-78.0%	Shares	Defined	2022-11-14
2022-06-30	$5,508,726	653,467	-32.8%	Shares	Defined	2022-08-09
2022-03-31	$14,243,431	972,912	-9.9%	Shares	Defined	2022-05-12
2021-12-31	$16,513,979	1,080,051	-2.8%	Shares	Defined	2022-02-10
2021-09-30	$19,723,977	1,111,210	+4.3%	Shares	Defined	2021-11-12
2021-06-30	$22,392,080	1,065,275	—	Shares	Defined	2021-08-11
No filing history on record for this holder in this stock.