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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 46h ago
HOUSE PTR6h ago
SEC 13F6h ago
ROBINHOOD CHAIN6h ago
Corporate insider
AR

Aranda Richard

Chief Medical OfficerCIK 0001867872

EDGAR filingsOpen in network
Disclosed transactions24
Buys / sells0 / 0
Max Insider Score9
Connections1with evidence

Disclosed transactions

ScoreActorSecuritySideValueExecutedDisclosedLagSourceEvidence
9
AR
Aranda RichardChief Medical Officer
GOSSGossamer Bio, Inc.
Disposition to issuer
D—
487.5K sh
Mar 19, 2026Mar 20, 2026
traded Mar 19, 2026
+1dSEC FORM 4

Evidence

Verified connections

  • Insider ofevidence
    Gossamer Bio, Inc.Chief Medical Officer · Mar 20, 2026
9
AR
Aranda RichardChief Medical Officer
GOSSGossamer Bio, Inc.
Disposition to issuer
D
—
162.5K sh
Mar 19, 2026
Mar 20, 2026
traded Mar 19, 2026
+1d
SEC FORM 4

Evidence

9
AR
Aranda RichardChief Medical Officer
GOSSGossamer Bio, Inc.
Disposition to issuer
D—
562.5K sh
Mar 19, 2026Mar 20, 2026
traded Mar 19, 2026
+1dSEC FORM 4

Evidence

9
AR
Aranda RichardChief Medical Officer
GOSSGossamer Bio, Inc.
Disposition to issuer
D—
572.0K sh
Mar 19, 2026Mar 20, 2026
traded Mar 19, 2026
+1dSEC FORM 4

Evidence

9
AR
Aranda RichardChief Medical Officer
GOSSGossamer Bio, Inc.
Disposition to issuer
D—
157.5K sh
Mar 19, 2026Mar 20, 2026
traded Mar 19, 2026
+1dSEC FORM 4

Evidence

9
AR
Aranda RichardChief Medical Officer
GOSSGossamer Bio, Inc.
Disposition to issuer
D—
157.5K sh
Mar 19, 2026Mar 20, 2026
traded Mar 19, 2026
+1dSEC FORM 4

Evidence

9
AR
Aranda RichardChief Medical Officer
GOSSGossamer Bio, Inc.
Disposition to issuer
D—
126.7K sh
Mar 19, 2026Mar 20, 2026
traded Mar 19, 2026
+1dSEC FORM 4

Evidence

9
AR
Aranda RichardChief Medical Officer
GOSSGossamer Bio, Inc.
Disposition to issuer
D—
20.0K sh
Mar 19, 2026Mar 20, 2026
traded Mar 19, 2026
+1dSEC FORM 4

Evidence

9
AR
Aranda RichardChief Medical Officer
GOSSGossamer Bio, Inc.
Disposition to issuer
D—
40.0K sh
Mar 19, 2026Mar 20, 2026
traded Mar 19, 2026
+1dSEC FORM 4

Evidence

9
AR
Aranda RichardChief Medical Officer
GOSSGossamer Bio, Inc.
Disposition to issuer
D—
22.8K sh
Mar 19, 2026Mar 20, 2026
traded Mar 19, 2026
+1dSEC FORM 4

Evidence

9
AR
Aranda RichardChief Medical Officer
GOSSGossamer Bio, Inc.
Disposition to issuer
D—
9,167 sh
Mar 19, 2026Mar 20, 2026
traded Mar 19, 2026
+1dSEC FORM 4

Evidence

9
AR
Aranda RichardChief Medical Officer
GOSSGossamer Bio, Inc.
Disposition to issuer
D—
30.0K sh
Mar 19, 2026Mar 20, 2026
traded Mar 19, 2026
+1dSEC FORM 4

Evidence

9
AR
Aranda RichardChief Medical Officer
GOSSGossamer Bio, Inc.
Grant or award
A—
562.5K sh
Mar 19, 2026Mar 20, 2026
traded Mar 19, 2026
+1dSEC FORM 4

Evidence

9
AR
Aranda RichardChief Medical Officer
GOSSGossamer Bio, Inc.
Grant or award
A—
572.0K sh
Mar 19, 2026Mar 20, 2026
traded Mar 19, 2026
+1dSEC FORM 4

Evidence

9
AR
Aranda RichardChief Medical Officer
GOSSGossamer Bio, Inc.
Grant or award
A—
487.5K sh
Mar 19, 2026Mar 20, 2026
traded Mar 19, 2026
+1dSEC FORM 4

Evidence

9
AR
Aranda RichardChief Medical Officer
GOSSGossamer Bio, Inc.
Grant or award
A—
162.5K sh
Mar 19, 2026Mar 20, 2026
traded Mar 19, 2026
+1dSEC FORM 4

Evidence

9
AR
Aranda RichardChief Medical Officer
GOSSGossamer Bio, Inc.
Grant or award
A—
157.5K sh
Mar 19, 2026Mar 20, 2026
traded Mar 19, 2026
+1dSEC FORM 4

Evidence

9
AR
Aranda RichardChief Medical Officer
GOSSGossamer Bio, Inc.
Grant or award
A—
157.5K sh
Mar 19, 2026Mar 20, 2026
traded Mar 19, 2026
+1dSEC FORM 4

Evidence

9
AR
Aranda RichardChief Medical Officer
GOSSGossamer Bio, Inc.
Grant or award
A—
20.0K sh
Mar 19, 2026Mar 20, 2026
traded Mar 19, 2026
+1dSEC FORM 4

Evidence

9
AR
Aranda RichardChief Medical Officer
GOSSGossamer Bio, Inc.
Grant or award
A—
40.0K sh
Mar 19, 2026Mar 20, 2026
traded Mar 19, 2026
+1dSEC FORM 4

Evidence

9
AR
Aranda RichardChief Medical Officer
GOSSGossamer Bio, Inc.
Grant or award
A—
22.8K sh
Mar 19, 2026Mar 20, 2026
traded Mar 19, 2026
+1dSEC FORM 4

Evidence

9
AR
Aranda RichardChief Medical Officer
GOSSGossamer Bio, Inc.
Grant or award
A—
9,167 sh
Mar 19, 2026Mar 20, 2026
traded Mar 19, 2026
+1dSEC FORM 4

Evidence

9
AR
Aranda RichardChief Medical Officer
GOSSGossamer Bio, Inc.
Grant or award
A—
30.0K sh
Mar 19, 2026Mar 20, 2026
traded Mar 19, 2026
+1dSEC FORM 4

Evidence

9
AR
Aranda RichardChief Medical Officer
GOSSGossamer Bio, Inc.
Grant or award
A—
126.7K sh
Mar 19, 2026Mar 20, 2026
traded Mar 19, 2026
+1dSEC FORM 4

Evidence