COMPASS MINERALS INTL INC

Ticker: CMP CUSIP: 20451N101 Class: Common Stock

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

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

Q4 2025

Shares 74 Value ($000) $1 Avg Close $18.50 Range $16.40 - $21.43

Q3 2025

Shares 316 Value ($000) $6 Avg Close $19.87 Range $17.67 - $22.69

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	74	$1	$18.50	$16.40 - $21.43
Q3 2025	316	$6	$19.87	$17.67 - $22.69