Amy DuRoss - 15 Dec 2025 Form 4 Insider Report for BIOLIFE SOLUTIONS INC (BLFS)

Role
Director
Signature
/s/ Amy DuRoss
Issuer symbol
BLFS
Transactions as of
15 Dec 2025
Net transactions value
-$49,200
Form type
4
Filing time
17 Dec 2025, 17:25:59 UTC
Previous filing
28 Nov 2025
Next filing
26 Feb 2026

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Quoteable Key Fact

"Amy DuRoss filed Form 4 for BIOLIFE SOLUTIONS INC (BLFS) on 17 Dec 2025."

Quick Takeaways

  • This page summarizes Amy DuRoss's Form 4 filing for BIOLIFE SOLUTIONS INC (BLFS).
  • 1 reported transaction and 0 derivative rows are listed below.
  • Filing timestamp: 17 Dec 2025, 17:25.

What Changed

  • Previous filing in this sequence was filed on 28 Nov 2025.
  • Current net transaction value: -$49,200.

Why This Matters

  • This tells you what this filing adds before you inspect full transaction and derivative tables.
  • You can trace every row back to the original SEC filing document.

Official SEC Source

Filed on Form 4

Ownership activity is grounded in SEC Form 4 disclosures.

See Original Filing

Reporting Owners (1)

Name Relationship Address Signature Signature date CIK
DuRoss Amy Director 3303 MONTE VILLA PARKWAY, SUITE 310, BOTHELL /s/ Amy DuRoss 17 Dec 2025 0001854968

Transactions Table

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Ownership Footnotes
transaction BLFS Common Stock Sale $49,200 -2,000 -9.7% $24.60 18,687 15 Dec 2025 Direct
* An asterisk sign (*) next to the price indicates that the price is likely invalid.