BIOLIFE SOLUTIONS INC

Ticker: BLFS CUSIP: 09062W204 Class: Common Stock

WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC's Holding History (CIK: 0001644956)

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

Q1 2025

Shares 946,623 Value ($000) $21,621 Avg Close $26.33 Range $22.16 - $29.55

Q4 2024

Shares 910,348 Value ($000) $23,633 Avg Close $24.88 Range $19.47 - $28.88

Q3 2024

Shares 1,149,448 Value ($000) $28,782 Avg Close $23.62 Range $18.70 - $26.73

Q2 2024

Shares 1,571,570 Value ($000) $33,679 Avg Close $19.41 Range $14.84 - $23.10

Q1 2024

Shares 1,726,712 Value ($000) $32,031 Avg Close $17.49 Range $14.50 - $19.18

Q4 2023

Shares 1,712,927 Value ($000) $27,835 Avg Close $12.76 Range $8.92 - $17.47

Q3 2023

Shares 675,990 Value ($000) $9,335 Avg Close $15.76 Range $10.48 - $23.85

Period	Shares	Value ($000)	Average Close	Price Range
Q1 2025	946,623	$21,621	$26.33	$22.16 - $29.55
Q4 2024	910,348	$23,633	$24.88	$19.47 - $28.88
Q3 2024	1,149,448	$28,782	$23.62	$18.70 - $26.73
Q2 2024	1,571,570	$33,679	$19.41	$14.84 - $23.10
Q1 2024	1,726,712	$32,031	$17.49	$14.50 - $19.18
Q4 2023	1,712,927	$27,835	$12.76	$8.92 - $17.47
Q3 2023	675,990	$9,335	$15.76	$10.48 - $23.85