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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 ChainProofTradingTokenProMethodologyMatch reviewLaunch readiness
01Overview02Daily Brief03Live04Congress05Corporate Insiders06Government Money07Political Influence08Institutions09Washington Network10Follow the Power11Disclosure Clock12AI Investigator13Watchlist
ConvergenceINSIDER AlphaSignal ledgerHistorical ReplayRobinhood ChainProofTradingTokenProMethodologyMatch reviewLaunch readiness
OverviewDaily BriefLiveCongressCorporate InsidersGovernment MoneyPolitical InfluenceInstitutionsWashington NetworkFollow the PowerDisclosure ClockAI InvestigatorWatchlistConvergenceINSIDER AlphaSignal ledgerHistorical ReplayRobinhood ChainProofTradingTokenProMethodologyMatch reviewLaunch readiness
Data sources
SEC FORM 419m ago
HOUSE PTR19m ago
SEC 13F19m ago
ROBINHOOD CHAIN19m ago
SEC FORM 4/Option exerciseVerified dataRule 10b5-1 plan

Loeillot Olivier reported RGEN

Director, Chief Executive Officer · REPLIGEN CORP · Common Stock

Side
M
Value
$706K
Shares
4,542
Price
$155.38
Executed
Sep 24, 2026
Disclosed
Sep 25, 2026
Disclosure timeline1 days from execution to publication · legal deadline 2 business days
Sep 24 executedSep 25, 2026 disclosed

RGEN · 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
9/ 100 · ROUTINE
Methodology →
  • Transaction type0 / 20

    Option exercise — administrative, little informational value

  • Relative size+11 / 25

$706K reported value · 9.4% 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

  • Pre-arranged plan-10

    Executed under a Rule 10b5-1 trading plan

    • 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 · RGEN

    ScoreActorSecuritySideValueExecutedDisclosedLagSourceEvidence
    9
    DR
    Douglass Brian RobbCHIEF PRODUCT OFFICER
    RGENREPLIGEN CORP
    Grant or award
    		A—
    675 sh
    		Oct 6, 2026Oct 8, 2026
    traded Oct 6, 2026
    		+2dSEC FORM 4

    Evidence

    13
    DR
    Douglass Brian RobbCHIEF PRODUCT OFFICER
    RGENREPLIGEN CORP
    Grant or award
    		A—
    700 sh
    		Oct 6, 2026Oct 8, 2026
    traded Oct 6, 2026
    		+2dSEC FORM 4

    Evidence

    12
    GK
    Garland Jason KCFO
    RGENREPLIGEN CORP
    Tax withholding
    		F$80K
    421 sh
    		Sep 25, 2026Sep 28, 2026
    traded Sep 25, 2026
    		+3dSEC FORM 4

    Evidence

    18
    LO
    Loeillot OlivierDirector, Chief Executive Officer
    RGENREPLIGEN CORP
    Open-market sale · 10b5-1 plan
    		SELL$1.60M
    8,404 sh
    		Sep 24, 2026Sep 25, 2026
    traded Sep 24, 2026
    		+1dSEC FORM 4

    Evidence

    15
    LO
    Loeillot OlivierDirector, Chief Executive Officer
    RGENREPLIGEN CORP
    Open-market sale · 10b5-1 plan
    		SELL$863K
    4,542 sh
    		Sep 24, 2026Sep 25, 2026
    traded Sep 24, 2026
    		+1dSEC FORM 4

    Evidence

    11
    LO
    Loeillot OlivierDirector, Chief Executive Officer
    RGENREPLIGEN CORP
    Option exercise · 10b5-1 plan
    		M—
    4,542 sh
    		Sep 24, 2026Sep 25, 2026
    traded Sep 24, 2026
    		+1dSEC FORM 4

    Evidence

    11
    LO
    Loeillot OlivierDirector, Chief Executive Officer
    RGENREPLIGEN CORP
    Option exercise · 10b5-1 plan
    		M—
    8,404 sh
    		Sep 24, 2026Sep 25, 2026
    traded Sep 24, 2026
    		+1dSEC FORM 4

    Evidence

    12
    LO
    Loeillot OlivierDirector, Chief Executive Officer
    RGENREPLIGEN CORP
    Option exercise · 10b5-1 plan
    		M$1.30M
    8,404 sh
    		Sep 24, 2026Sep 25, 2026
    traded Sep 24, 2026
    		+1dSEC 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
    0001628280-26-063572
    Machine-readable
    Structured copy

    Timestamps

    Event (reported)
    Sep 24, 2026
    Published
    Sep 25, 2026
    Ingested by INSIDER
    Nov 5, 02:15 UTC
    Last re-read
    Nov 5, 02:15 UTC

    Extracted facts

    Filer
    Loeillot Olivier
    Role
    Director, Chief Executive Officer
    Transaction
    Option exerciseAs filed: “M”
    Asset
    REPLIGEN CORP
    Ticker
    RGEN
    Shares
    4,542
    Price per share
    $155.38
    Value
    $705,736
    Execution date (reported)
    Sep 24, 2026
    Owned after transaction
    52.9K shares
    Rule 10b5-1 plan
    Yes, as checked by the filer
    Days from execution to publication
    1

    Calculation

    Value = shares × reported price per share

    • Shares: 4,542
    • Price: $155.38

    = $705,736

    What this establishes

    Loeillot Olivier filed this Form 4 reporting a option exercise of RGEN on Sep 24, 2026. It became public on Sep 25, 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, Chief Executive Officer
    Loeillot Oliviercik:0001995525
    Issuer
    REPLIGEN CORPcik:0000730272

    Revision history · 0

    No field has changed since this record was first ingested.

    Company events

    No records

    No material filings recorded for this issuer.