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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/Open-market saleVerified data

Longnecker Brent M sold GNPX

Director · Genprex, Inc. · Common Stock

Side
SELL
Value
$12.3
Shares
10
Price
$1.23
Executed
Apr 14, 2026
Disclosed
Apr 15, 2026
Disclosure timeline1 days from execution to publication · legal deadline 2 business days
Apr 14 executedApr 15, 2026 disclosed

GNPX · 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
33/ 100 · ELEVATED
Methodology →
  • Transaction type+12 / 20

    Open-market sale

  • Relative size+13 / 25

    $12 reported value · 100.0% of prior position

  • Filing timing0 / 15

    Disclosed 1 business day after execution (deadline: 2)

  • Historical behavior+8 / 15

    First recorded trade by this actor 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 · GNPX

    ScoreActorSecuritySideValueExecutedDisclosedLagSourceEvidence
    21
    LM
    Longnecker Brent MDirector
    GNPXGenprex, Inc.
    Open-market sale
    		SELL$9.84
    8 sh
    		Apr 14, 2026Apr 15, 2026
    traded Apr 14, 2026
    		+1dSEC FORM 4

    Evidence

    24
    Tim MooreRSelf
    GNPXGenprex, Inc.
    Purchase
    		BUY$1,001 – $15KFeb 5, 2026Feb 20, 2026
    traded Feb 5, 2026
    		+15dHOUSE PTR

    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
    0001437749-26-012463
    Machine-readable
    Structured copy

    Timestamps

    Event (reported)
    Apr 14, 2026
    Published
    Apr 15, 2026
    Ingested by INSIDER
    Nov 5, 04:04 UTC
    Last re-read
    Nov 5, 04:04 UTC

    Extracted facts

    Filer
    Longnecker Brent M
    Role
    Director
    Transaction
    Open-market saleAs filed: “S”
    Asset
    Genprex, Inc.
    Ticker
    GNPX
    Shares
    10
    Price per share
    $1.23
    Value
    $12.3
    Execution date (reported)
    Apr 14, 2026
    Owned after transaction
    0 shares
    Days from execution to publication
    1

    Calculation

    Value = shares × reported price per share

    • Shares: 10
    • Price: $1.23

    = $12.3

    What this establishes

    Longnecker Brent M filed this Form 4 reporting a open-market sale of GNPX on Apr 14, 2026. It became public on Apr 15, 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
    Director
    Longnecker Brent Mcik:0001218777
    Issuer
    Genprex, Inc.cik:0001595248

    Revision history · 0

    No field has changed since this record was first ingested.

    Company events

    No records

    No material filings recorded for this issuer.