BIOLIFE SOLUTIONS INC

Ticker: BLFS CUSIP: 09062W204 Class: Common Stock

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

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

Q4 2025

Shares 9,084 Value ($000) $220 Avg Close $26.17 Range $23.57 - $29.62

Q3 2025

Shares 158 Value ($000) $4 Avg Close $23.72 Range $20.14 - $27.52

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	9,084	$220	$26.17	$23.57 - $29.62
Q3 2025	158	$4	$23.72	$20.14 - $27.52