ENDEAVOUR SILVER CORP

Ticker: EXK CUSIP: 29258Y103 Class: COM

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

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

Q4 2025

Shares 454 Value ($000) $4 Avg Close $8.48 Range $6.60 - $10.37

Q4 2021

Shares 2,900 Value ($000) $12 Avg Close $4.70 Range $3.69 - $5.95

Q3 2021

Shares 2,900 Value ($000) $12 Avg Close $4.79 Range $3.93 - $6.34

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	454	$4	$8.48	$6.60 - $10.37
Q4 2021	2,900	$12	$4.70	$3.69 - $5.95
Q3 2021	2,900	$12	$4.79	$3.93 - $6.34