BIOLIFE SOLUTIONS INC

Ticker: BLFS CUSIP: 09062W204 Class: Common Stock

PRELUDE CAPITAL MANAGEMENT, LLC's Holding History (CIK: 0001387508)

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

Q2 2025

Shares 12,146 Value ($000) $262 Avg Close $22.54 Range $19.10 - $25.60

Q2 2019

Shares 248 Value ($000) $4 Avg Close $17.44 Range $15.06 - $20.00

Q1 2019

Shares 4,832 Value ($000) $86 Avg Close $15.91 Range $10.90 - $22.44

Q4 2018

Shares 891 Value ($000) $11 Avg Close $11.94 Range $9.15 - $18.20

Q3 2018

Shares 193 Value ($000) $3 Avg Close $19.78 Range $12.77 - $26.35

Period	Shares	Value ($000)	Average Close	Price Range
Q2 2025	12,146	$262	$22.54	$19.10 - $25.60
Q2 2019	248	$4	$17.44	$15.06 - $20.00
Q1 2019	4,832	$86	$15.91	$10.90 - $22.44
Q4 2018	891	$11	$11.94	$9.15 - $18.20
Q3 2018	193	$3	$19.78	$12.77 - $26.35