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Data sources

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

RH CHAIN…
OverviewFollow the MoneyDaily BriefLiveCongressCorporate InsidersGovernment MoneyPolitical InfluenceInstitutionsWashington NetworkFollow the PowerDisclosure ClockAI InvestigatorWatchlistConvergenceINSIDER AlphaSignal ledgerHistorical ReplayRobinhood ChainProofTradingTokenProAccountMethodologyMatch reviewLaunch readiness
01Overview02Follow the Money03Daily Brief04Live05Congress06Corporate Insiders07Government Money08Political Influence09Institutions10Washington Network11Follow the Power12Disclosure Clock13AI Investigator14Watchlist
ConvergenceINSIDER AlphaSignal ledgerHistorical ReplayRobinhood ChainProofTradingTokenProAccountMethodologyMatch reviewLaunch readiness
OverviewFollow the MoneyDaily BriefLiveCongressCorporate InsidersGovernment MoneyPolitical InfluenceInstitutionsWashington NetworkFollow the PowerDisclosure ClockAI InvestigatorWatchlistConvergenceINSIDER AlphaSignal ledgerHistorical ReplayRobinhood ChainProofTradingTokenProAccountMethodologyMatch reviewLaunch readiness
Data sources
SEC FORM 43h ago
HOUSE PTR3h ago
SEC 13F3h ago
ROBINHOOD CHAIN3h ago
HOUSE PTR/PurchaseVerified data

Gilbert Ray Cisneros, Jr. bought CSGP

Self · COSTAR GROUP, INC. · CoStar Group, Inc. - Common Stock

Side
BUY
Value range
$1,001 – $15K
Shares
Not disclosed
Price
—
Executed
Jan 28, 2026
Disclosed
Feb 13, 2026
Disclosure timeline16 days from execution to publication · legal deadline 45 days
Jan 28 executedFeb 13, 2026 disclosed

CSGP · 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
24/ 100 · ROUTINE
Methodology →
  • Transaction type+14 / 20

    Purchase

  • Relative size+2 / 25

    Disclosed range starting at $1K

  • Filing timing0 / 15

    Disclosed 16 days after execution (STOCK Act deadline: 45)

  • 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 · CSGP

    ScoreActorSecuritySideValueExecutedDisclosedLagSourceEvidence
    20
    Gilbert Ray Cisneros, Jr.DSelf
    CSGPCOSTAR GROUP, INC.
    Purchase
    		BUY$1,001 – $15KAug 19, 2026Sep 10, 2026
    traded Aug 19, 2026
    		+22dHOUSE PTR

    Evidence

    17
    SS
    Sams Louise SDirector
    CSGPCOSTAR GROUP, INC.
    Grant or award
    		A—
    8,262 sh
    		Jun 23, 2026Jun 24, 2026
    traded Jun 23, 2026
    		+1dSEC FORM 4

    Evidence

    21
    BG
    Brunner Angelique G.Director
    CSGPCOSTAR GROUP, INC.
    Grant or award
    		A—
    8,262 sh
    		Jun 23, 2026Jun 24, 2026
    traded Jun 23, 2026
    		+1dSEC FORM 4

    Evidence

    27
    Gilbert Ray Cisneros, Jr.DSelf
    CSGPCOSTAR GROUP, INC.
    Partial sale
    		SELL$1,001 – $15KApr 14, 2026May 8, 2026
    traded Apr 14, 2026
    		+24dHOUSE PTR

    Evidence

    20
    Gilbert Ray Cisneros, Jr.DSelf
    CSGPCOSTAR GROUP, INC.
    Purchase
    		BUY$1,001 – $15KMar 13, 2026Apr 7, 2026
    traded Mar 13, 2026
    		+25dHOUSE PTR

    Evidence

    17
    DJ
    Desmarais Michael JChief Human Resources Officer
    CSGPCOSTAR GROUP, INC.
    Grant or award
    		A—
    17.7K sh
    		Mar 10, 2026Mar 11, 2026
    traded Mar 10, 2026
    		+1dSEC FORM 4

    Evidence

    12
    SF
    Simuro FrankChief Technology Officer
    CSGPCOSTAR GROUP, INC.
    Tax withholding
    		F$217K
    4,421 sh
    		Feb 19, 2026Feb 23, 2026
    traded Feb 19, 2026
    		+4dSEC FORM 4

    Evidence

    13
    SF
    Simuro FrankChief Technology Officer
    CSGPCOSTAR GROUP, INC.
    Disposition to issuer
    		D—
    30.7K sh
    		Feb 19, 2026Feb 23, 2026
    traded Feb 19, 2026
    		+4dSEC FORM 4

    Evidence

    Evidence

    Verified data

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

    Source

    Document
    House Periodic Transaction Report
    Publisher
    Clerk of the U.S. House of Representatives
    Document ID
    20033983

    Timestamps

    Event (reported)
    Jan 28, 2026
    Published
    Feb 13, 2026
    Ingested by INSIDER
    Nov 5, 06:47 UTC
    Last re-read
    Nov 5, 06:47 UTC

    Extracted facts

    Filer
    Gilbert Ray Cisneros, Jr.
    Role
    Self
    Transaction
    PurchaseAs filed: “P”
    Asset
    CoStar Group, Inc. - Common Stock
    Ticker
    CSGP
    Reported value
    $1,001 – $15KAs filed: “$1,001 - $15,000”
    Execution date (reported)
    Jan 28, 2026
    Notification date (reported)
    Feb 11, 2026
    Days from execution to publication
    16

    Calculation

    Midpoint = (low + high) / 2. Used only to rank and sum ranges; the true value can be anywhere in the range.

    • Low: $1,001
    • High: $15,000

    = $8,001

    What this establishes

    Gilbert Ray Cisneros, Jr. reported a purchase of CoStar Group, Inc. - Common Stock. Members report a value range, not an exact amount, and do not report share counts or prices. Dates are as entered by the filer. A trade report is not evidence of wrongdoing.

    Extraction

    Method
    PDF text extraction
    Confidence
    1.00
    Self
    Gilbert Ray Cisneros, Jr.bioguide:C001123
    Issuer
    COSTAR GROUP, INC.cik:0001057352

    Revision history · 0

    No field has changed since this record was first ingested.

    Company events

    No records

    No material filings recorded for this issuer.