Amy DuRoss - 19 Nov 2025 Form 4 Insider Report for BIOLIFE SOLUTIONS INC (BLFS)

Role
Director
Signature
/s/ Amy DuRoss
Issuer symbol
BLFS
Transactions as of
19 Nov 2025
Net transactions value
-$148,545
Form type
4
Filing time
21 Nov 2025, 18:34:58 UTC
Previous filing
20 Mar 2025
Next filing
28 Nov 2025

Reporting Owners (1)

Name Relationship Address Signature Signature date CIK
DuRoss Amy Director 3303 MONTE VILLA PARKWAY, SUITE 310, BOTHELL /s/ Amy DuRoss 21 Nov 2025 0001854968

Transactions Table

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Ownership Footnotes
transaction BLFS Common Stock Sale $11,686 -477 -1.6% $24.50 30,210 19 Nov 2025 Direct
transaction BLFS Common Stock Sale $110,859 -4,523 -15% $24.51 25,687 20 Nov 2025 Direct
transaction BLFS Common Stock Sale $26,000 -1,000 -3.9% $26.00 24,687 21 Nov 2025 Direct
* An asterisk sign (*) next to the price indicates that the price is likely invalid.