INSIDER
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ConvergenceINSIDER AlphaSignal ledgerHistorical ReplayRobinhood ChainProofTradingTokenProAccountMethodologyMatch reviewLaunch readiness
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
Corporate insider
PL

Pei Melinda Litherland

DirectorCIK 0001703469

EDGAR filingsOpen in network
Disclosed transactions3
Buys / sells0 / 0
Max Insider Score21
Connections1with evidence

Disclosed transactions

ScoreActorSecuritySideValueExecutedDisclosedLagSourceEvidence
9
PL
Pei Melinda LitherlandDirector
BIOBIO.BBIO-RAD LABORATORIES, INC.
Grant or award
A—
369 sh
Apr 21, 2026Apr 23, 2026
traded Apr 21, 2026
+2dSEC FORM 4

Evidence

Verified connections

  • Insider ofevidence
    BIO-RAD LABORATORIES, INC.Director · Apr 23, 2026
9
PL
Pei Melinda LitherlandDirector
BIOBIO.BBIO-RAD LABORATORIES, INC.
Option exercise
M
—
407 sh
Apr 21, 2026
Apr 23, 2026
traded Apr 21, 2026
+2d
SEC FORM 4

Evidence

21
PL
Pei Melinda LitherlandDirector
BIOBIO.BBIO-RAD LABORATORIES, INC.
Option exercise
M—
407 sh
Apr 21, 2026Apr 23, 2026
traded Apr 21, 2026
+2dSEC FORM 4

Evidence

Data sources
SEC FORM 43m ago
HOUSE PTR2m ago
SEC 13F2m ago
ROBINHOOD CHAIN2m ago