FINANCIAL INSTNS INC

Ticker: FISI CUSIP: 317585404 Class: Common Stock

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

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

Q4 2025

Shares 158 Value ($000) $5 Avg Close $29.24 Range $25.37 - $33.00

Q3 2025

Shares 158 Value ($000) $4 Avg Close $26.18 Range $24.11 - $27.86

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	158	$5	$29.24	$25.37 - $33.00
Q3 2025	158	$4	$26.18	$24.11 - $27.86