Transaction · 0001628280-26-063078

Mathew Aby J.

Mathew Aby J., EVP, CSO, reported a transaction classified as withholding at BIOLIFE SOLUTIONS INC involving 564.000000 shares for an estimated $20693.16. Reported holdings after the transaction were 387269.000000 shares. A 10b5-1 reference was not detected in the stored filing text.

withholdingSEC transaction code FEVP, CSO
BLFSBIOLIFE SOLUTIONS INC
Trade date
Sep 18, 2026
Filing date
Sep 22, 2026
View on SEC Insider profile
Disclosed value-$20.6kShares × reported price
Shares traded564$36.69 per share
Holdings after387kDirect
% of reported position tradedUnavailableThis security and ownership context
How reported position traded is calculated

Calculated only for code-P purchases and code-S sales.

Row-level estimate for this security and ownership context, not the insider’s complete portfolio. Joint ownership, other transactions in the filing, amendments and footnotes can affect interpretation.

BLFS price since this filing

Daily closing prices, with the filing date and available return windows
BLFS · Daily closing priceLoading daily prices…
Filing dateReturn windows appear as prices become available.
Pre-filing1mo ago1w ago -8.2%1d ago -3.2%
Returns since7d +3.0%30d90d180d1y

Transaction facts

Stored Form 4 columns with their raw values

Non-derivative
Type
withholding
Code F
Identifier
0001628280-26-063078
Common Stock
Transaction date
Sep 18, 2026
Filed Sep 22, 2026, 09:11 PM · 4d delay
Shares
564 sh
$36.69 per share
Estimated value
-$20.6k
Computed from shares × price
Holdings after
387,269 sh
Direct

Filing signal explanations

Badges describe filing facts only — not predictions.

Cluster 14dRepeat 30dPattern $100kLarge $1.00M
Direct Ownership
Filing-only score

-16 points

Compact filing score computed from stored Form 4 facts. Version v1.

Mixed or weak signal

This filing has a negative filing-only score. It may be less informative as an insider-activity signal and needs extra context.

How this score is calculated
  • direct_ownership+6 points

    direct_or_indirect_ownership = D

    Direct ownership reports the insider's personal stake.
  • tax_withholding-22 points

    transaction_code = F

    Tax withholding on vesting shares is mechanical.
Read the scoring methodology

Signed filing-only points, not a probability or expected return. Version v1.

Reported relationships & other filings

Form 4 relationship flags and nearby filing context

Reported roles

EVP & Chief Scientific Officer

Officer YesDirector No10% NoOther No
Footnotes & amended
  1. F1

    Represents the number of shares withheld by the Issuer to satisfy tax withholding obligations of the reporting person that arose upon the release of restricted stock units.

Original filing · 0001628280-26-063078
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