WATERSTONE FINL INC MD

Ticker: WSBF CUSIP: 94188P101 Class: Common Stock

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

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

Q4 2025

Shares 276 Value ($000) $5 Avg Close $15.68 Range $14.52 - $17.26

Q3 2025

Shares 276 Value ($000) $4 Avg Close $14.33 Range $13.08 - $16.75

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	276	$5	$15.68	$14.52 - $17.26
Q3 2025	276	$4	$14.33	$13.08 - $16.75