ERO COPPER CORP

Ticker: ERO CUSIP: 296006109 Class: COM

Optiver Holding B.V.'s Holding History (CIK: 0001859606)

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

Q3 2025

Shares 145 Value ($000) $3 Avg Close $15.23 Range $12.79 - $20.31

Q4 2024

Shares 126 Value ($000) $2 Avg Close $16.94 Range $12.78 - $22.87

Q4 2022

Shares 48 Value ($000) $1 Avg Close $12.37 Range $9.56 - $14.78

Q3 2022

Shares 50 Value ($000) $1 Avg Close $9.75 Range $8.07 - $11.56

Q1 2022

Shares 1,542 Value ($000) $23 Avg Close $13.89 Range $11.76 - $16.33

Q4 2021

Shares 1,454 Value ($000) $22 Avg Close $17.28 Range $13.32 - $20.95

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2025	145	$3	$15.23	$12.79 - $20.31
Q4 2024	126	$2	$16.94	$12.78 - $22.87
Q4 2022	48	$1	$12.37	$9.56 - $14.78
Q3 2022	50	$1	$9.75	$8.07 - $11.56
Q1 2022	1,542	$23	$13.89	$11.76 - $16.33
Q4 2021	1,454	$22	$17.28	$13.32 - $20.95