INSIDER
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ConvergenceINSIDER AlphaSignal ledgerHistorical ReplayRobinhood ChainProofTradingTokenProAccountMethodology
Data sources

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

RH CHAIN…
OverviewFollow the MoneyDaily BriefLiveCongressDirectoryCorporate InsidersGovernment MoneyPolitical InfluenceInstitutionsWashington NetworkFollow the PowerDisclosure ClockAI InvestigatorWatchlistConvergenceINSIDER AlphaSignal ledgerHistorical ReplayRobinhood ChainProofTradingTokenProAccountMethodology
01Overview02Follow the Money03Daily Brief04Live05Congress06Directory07Corporate Insiders08Government Money09Political Influence10Institutions11Washington Network12Follow the Power13Disclosure Clock14AI Investigator15Watchlist
ConvergenceINSIDER AlphaSignal ledgerHistorical ReplayRobinhood ChainProofTradingTokenProAccountMethodology
OverviewFollow the MoneyDaily BriefLiveCongressDirectoryCorporate InsidersGovernment MoneyPolitical InfluenceInstitutionsWashington NetworkFollow the PowerDisclosure ClockAI InvestigatorWatchlistConvergenceINSIDER AlphaSignal ledgerHistorical ReplayRobinhood ChainProofTradingTokenProAccountMethodology
Data sources
SEC FORM 42h ago
HOUSE PTR2h ago
SEC 13F2h ago
ROBINHOOD CHAIN2h ago
Corporate insider
MB

Musfeldt Brian

Chief Financial OfficerCIK 0002081813

EDGAR filingsOpen in network
Disclosed transactions2
Buys / sells0 / 0
Max Insider Score9
Connections1with evidence

Disclosed transactions

ScoreActorSecuritySideValueExecutedDisclosedLagSourceEvidence
9
MB
Musfeldt BrianChief Financial Officer
STEMSTEM, INC.
Grant or award
A—
17.2K sh
Feb 26, 2026Mar 2, 2026
traded Feb 26, 2026
+4dSEC FORM 4

Evidence

Verified connections

  • Insider ofevidence
    STEM, INC.Chief Financial Officer · Mar 2, 2026
9
MB
Musfeldt BrianChief Financial Officer
STEMSTEM, INC.
Grant or award
A
—
25.8K sh
Feb 26, 2026
Mar 2, 2026
traded Feb 26, 2026
+4d
SEC FORM 4

Evidence