ERO COPPER CORP

Ticker: ERO CUSIP: 296006109 Class: COM

MARSHALL WACE, LLP's Holding History (CIK: 0001318757)

Note: Option positions (PUT/CALL) are excluded.

Q3 2025

Shares 543,723 Value ($000) $11,000 Avg Close $15.23 Range $12.79 - $20.31

Q2 2025

Shares 609,621 Value ($000) $10,272 Avg Close $13.51 Range $9.30 - $17.31

Q1 2025

Shares 24,534 Value ($000) $297 Avg Close $13.34 Range $11.11 - $14.98

Q4 2024

Shares 54,141 Value ($000) $730 Avg Close $16.94 Range $12.78 - $22.87

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2025	543,723	$11,000	$15.23	$12.79 - $20.31
Q2 2025	609,621	$10,272	$13.51	$9.30 - $17.31
Q1 2025	24,534	$297	$13.34	$11.11 - $14.98
Q4 2024	54,141	$730	$16.94	$12.78 - $22.87