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Data sources

Public disclosures only. Scores flag unusual patterns and are not evidence of wrongdoing. Not investment advice.

RH CHAIN…
OverviewDaily BriefLiveCongressCorporate InsidersGovernment MoneyPolitical InfluenceInstitutionsWashington NetworkFollow the PowerDisclosure ClockAI InvestigatorWatchlistConvergenceINSIDER AlphaSignal ledgerHistorical ReplayRobinhood ChainProofTradingTokenMethodologyMatch reviewLaunch readiness
01Overview02Daily Brief03Live04Congress05Corporate Insiders06Government Money07Political Influence08Institutions09Washington Network10Follow the Power11Disclosure Clock12AI Investigator13Watchlist
ConvergenceINSIDER AlphaSignal ledgerHistorical ReplayRobinhood ChainProofTradingTokenMethodologyMatch reviewLaunch readiness
OverviewDaily BriefLiveCongressCorporate InsidersGovernment MoneyPolitical InfluenceInstitutionsWashington NetworkFollow the PowerDisclosure ClockAI InvestigatorWatchlistConvergenceINSIDER AlphaSignal ledgerHistorical ReplayRobinhood ChainProofTradingTokenMethodologyMatch reviewLaunch readiness
Data sources
SEC FORM 45h ago
HOUSE PTR5h ago
SEC 13F5h ago
ROBINHOOD CHAIN5h ago
SEC FORM 4/Tax withholdingVerified data

Mathew Aby J. reported BLFS

EVP & Chief Scientific Officer · BIOLIFE SOLUTIONS INC · Common Stock

Side
F
Value
$9,924
Shares
515
Price
$19.27
Executed
Apr 8, 2026
Disclosed
Apr 10, 2026
Disclosure timeline2 days from execution to publication · legal deadline 2 business days
Apr 8 executedApr 10, 2026 disclosed

BLFS · daily

Yahoo Finance chart API
▲Execution▼Disclosure●Material company filing●Other disclosed buy●Other disclosed sellUnofficial public endpoint; daily OHLCV, split-adjusted. Replace with a licensed feed for production.

Insider Score

Experimental signal
5/ 100 · ROUTINE
Methodology →
  • Transaction type0 / 20

    Tax withholding — administrative, little informational value

  • Relative size+1 / 25

$10K reported value · 0.1% of prior position

  • Filing timing0 / 15

    Disclosed 2 business days after execution (deadline: 2)

  • Historical behavior+4 / 15

    1 prior trade recorded in this security

  • Frequency & clustering0 / 15

    No clustered activity in the dataset

  • Market events0 / 10

    No material company filing within 60 days after the trade

    • The Insider Score measures how far a disclosure deviates from normal filing patterns. A high score is a prompt for research, not evidence of illegal insider trading.

    Other disclosed activity · BLFS

    ScoreActorSecuritySideValueExecutedDisclosedLagSourceEvidence
    5
    BT
    Berard ToddChief Marketing Officer
    BLFSBIOLIFE SOLUTIONS INC
    Tax withholding
    		F$5,646
    293 sh
    		Apr 8, 2026Apr 10, 2026
    traded Apr 8, 2026
    		+2dSEC FORM 4

    Evidence

    5
    WT
    Wichterman TroyChief Financial Officer
    BLFSBIOLIFE SOLUTIONS INC
    Tax withholding
    		F$16K
    844 sh
    		Apr 8, 2026Apr 10, 2026
    traded Apr 8, 2026
    		+2dSEC FORM 4

    Evidence

    26
    BT
    Berard ToddChief Marketing Officer
    BLFSBIOLIFE SOLUTIONS INC
    Open-market sale · 10b5-1 plan
    		SELL$9,386
    351 sh
    		Nov 25, 2025Nov 28, 2025
    traded Nov 25, 2025
    		+3dSEC FORM 4

    Evidence

    26
    WT
    Wichterman TroyChief Financial Officer
    BLFSBIOLIFE SOLUTIONS INC
    Open-market sale · 10b5-1 plan
    		SELL$16K
    584 sh
    		Nov 25, 2025Nov 28, 2025
    traded Nov 25, 2025
    		+3dSEC FORM 4

    Evidence

    26
    AS
    Aebersold SarahChief Human Resources Officer
    BLFSBIOLIFE SOLUTIONS INC
    Open-market sale · 10b5-1 plan
    		SELL$5,803
    217 sh
    		Nov 25, 2025Nov 28, 2025
    traded Nov 25, 2025
    		+3dSEC FORM 4

    Evidence

    49
    DA
    DuRoss AmyDirector
    BLFSBIOLIFE SOLUTIONS INC
    Open-market sale
    		SELL$54K
    2,000 sh
    		Nov 25, 2025Nov 28, 2025
    traded Nov 25, 2025
    		+3dSEC FORM 4

    Evidence

    26
    WS
    Werner SeanChief Technology Officer
    BLFSBIOLIFE SOLUTIONS INC
    Open-market sale · 10b5-1 plan
    		SELL$2,941
    110 sh
    		Nov 25, 2025Nov 28, 2025
    traded Nov 25, 2025
    		+3dSEC FORM 4

    Evidence

    26
    MJ
    Mathew Aby J.EVP & Chief Scientific Officer
    BLFSBIOLIFE SOLUTIONS INC
    Open-market sale · 10b5-1 plan
    		SELL$14K
    526 sh
    		Nov 25, 2025Nov 28, 2025
    traded Nov 25, 2025
    		+3dSEC FORM 4

    Evidence

    26
    FA
    Foster Karen A.Chief Quality and Operations
    BLFSBIOLIFE SOLUTIONS INC
    Open-market sale · 10b5-1 plan
    		SELL$11K
    415 sh
    		Nov 25, 2025Nov 28, 2025
    traded Nov 25, 2025
    		+3dSEC FORM 4

    Evidence

    39
    DA
    DuRoss AmyDirector
    BLFSBIOLIFE SOLUTIONS INC
    Open-market sale
    		SELL$54K
    2,000 sh
    		Nov 26, 2025Nov 28, 2025
    traded Nov 26, 2025
    		+2dSEC FORM 4

    Evidence

    Evidence

    Verified data

    Read directly from the primary public document; every field below is as reported by the filer.

    Source

    Document
    SEC Form 4
    Publisher
    U.S. Securities and Exchange Commission (EDGAR)
    Document ID
    0001628280-26-024767
    Machine-readable
    Structured copy

    Timestamps

    Event (reported)
    Apr 8, 2026
    Published
    Apr 10, 2026
    Ingested by INSIDER
    Nov 5, 04:05 UTC
    Last re-read
    Nov 5, 04:05 UTC

    Extracted facts

    Filer
    Mathew Aby J.
    Role
    EVP & Chief Scientific Officer
    Transaction
    Tax withholdingAs filed: “F”
    Asset
    BIOLIFE SOLUTIONS INC
    Ticker
    BLFS
    Shares
    515
    Price per share
    $19.27
    Value
    $9,924
    Execution date (reported)
    Apr 8, 2026
    Owned after transaction
    390.2K shares
    Days from execution to publication
    2

    Calculation

    Value = shares × reported price per share

    • Shares: 515
    • Price: $19.27

    = $9,924

    What this establishes

    Mathew Aby J. filed this Form 4 reporting a tax withholding of BLFS on Apr 8, 2026. It became public on Apr 10, 2026. The filing establishes the reported transaction and the filer's stated role. It does not establish why the trade was made or what the filer knew.

    Extraction

    Method
    Form 4 XML
    Confidence
    1.00
    EVP & Chief Scientific Officer
    Mathew Aby J.cik:0001556355
    Issuer
    BIOLIFE SOLUTIONS INCcik:0000834365

    Revision history · 0

    No field has changed since this record was first ingested.

    Company events

    No records

    No material filings recorded for this issuer.