INSIDER
01Overview02Follow the Money03Daily Brief04Live05Congress06Corporate Insiders07Government Money08Political Influence09Institutions10Washington Network11Follow the Power12Disclosure Clock13AI Investigator14Watchlist
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
Data sources
SEC FORM 43h ago
HOUSE PTR3h ago
SEC 13F3h ago
ROBINHOOD CHAIN3h ago
Corporate insider
DB

Duinstra Boudewijn

EVP, CHIEF RISK OFFICERCIK 0002149900

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

Disclosed transactions

ScoreActorSecuritySideValueExecutedDisclosedLagSourceEvidence
9
DB
Duinstra BoudewijnEVP, CHIEF RISK OFFICER
CBOECboe Global Markets, Inc.
Grant or award
A—
1,335 sh
Aug 19, 2026Aug 21, 2026
traded Aug 19, 2026
+2dSEC FORM 4

Evidence

Verified connections

  • Insider ofevidence
    Cboe Global Markets, Inc.EVP, CHIEF RISK OFFICER · Aug 21, 2026
9
DB
Duinstra BoudewijnEVP, CHIEF RISK OFFICER
CBOECboe Global Markets, Inc.
Grant or award
A
—
1,069 sh
Aug 19, 2026
Aug 21, 2026
traded Aug 19, 2026
+2d
SEC FORM 4

Evidence