MARSHALL WACE, LLP

Position in ERO — Ero Copper Corp.

CIK 1318757 LONDON, X0

Position in ERO

as of Jun 30, 2026 · filed Aug 13, 2026 Compact

Position Value

$2,028,506

-$1,239,474 QoQ

Shares Held

75,832

-38.1% QoQ

Ownership

0.073%

of shares outstanding

% of Portfolio

0.00%

of 13F equity value

Holder Rank

#91

of 208 holders

Holding Since

Dec 2024

6 quarters on record

Voting authority Sole 0% Shared 100% None 0%

Basic Materials · as of Jun 30, 2026

MARSHALL WACE, LLP holds $286,570,486 across 4 Copper names. ERO ranks #4 (0.7% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	FCX	Freeport-Mcmoran Inc	3,548,060	$223,137,492
2	SCCO	Southern Copper Corp/	312,834	$53,868,130
3	HBM	Hudbay Minerals Inc.	319,202	$7,536,358
4	ERO	Ero Copper Corp. This page	75,832	$2,028,506

6 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-06-30	$2,028,506	75,832	-38.1%	Shares	Other	2026-08-13
2026-03-31	$3,267,980	122,534	-77.5%	Shares	Other	2026-05-15
2025-09-30	$10,999,515	543,723	-10.8%	Shares	Other	2025-11-13
2025-06-30	$10,272,112	609,621	+2384.8%	Shares	Other	2025-08-13
2025-03-31	$297,351	24,534	-54.7%	Shares	Other	2025-05-15
2024-12-31	$729,820	54,141	—	Shares	Other	2025-02-13
No filing history on record for this holder in this stock.