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
Data sources
SEC FORM 42h ago
HOUSE PTR2h ago
SEC 13F2h ago
ROBINHOOD CHAIN2h ago
Corporate insider
MA

Merriman Andrew

Chief Operating OfficerCIK 0002036177

EDGAR filingsOpen in network
Disclosed transactions7
Buys / sells5 / 0
Max Insider Score40
Connections1with evidence

Disclosed transactions

ScoreActorSecuritySideValueExecutedDisclosedLagSourceEvidence
40
MA
Merriman AndrewChief Operating Officer
CTMCastellum, Inc.
Open-market purchase
BUY$747
1,396 sh
Oct 1, 2026Oct 1, 2026
traded Oct 1, 2026
+0dSEC FORM 4

Evidence

Verified connections

  • Insider ofevidence
    Castellum, Inc.Chief Operating Officer · Nov 13, 2025
29
MA
Merriman AndrewChief Operating Officer
CTMCastellum, Inc.
Open-market purchase
BUY
$25K
40.0K sh
Sep 9, 2026
Sep 9, 2026
traded Sep 9, 2026
+0d
SEC FORM 4

Evidence

25
MA
Merriman AndrewChief Operating Officer
CTMCastellum, Inc.
Open-market purchase
BUY$6,200
10.0K sh
Sep 9, 2026Sep 9, 2026
traded Sep 9, 2026
+0dSEC FORM 4

Evidence

5
MA
Merriman AndrewChief Operating Officer
CTMCastellum, Inc.
Grant or award
A$604
1,329 sh
Mar 31, 2026Mar 31, 2026
traded Mar 31, 2026
+0dSEC FORM 4

Evidence

30
MA
Merriman AndrewChief Operating Officer
CTMCastellum, Inc.
Open-market purchase
BUY$1,285
2,000 sh
Mar 27, 2026Mar 27, 2026
traded Mar 27, 2026
+0dSEC FORM 4

Evidence

34
MA
Merriman AndrewChief Operating Officer
CTMCastellum, Inc.
Open-market purchase
BUY$2,395
3,000 sh
Mar 18, 2026Mar 18, 2026
traded Mar 18, 2026
+0dSEC FORM 4

Evidence

9
MA
Merriman AndrewChief Operating Officer
CTMCastellum, Inc.
Grant or award
A—
275.0K sh
Nov 11, 2025Nov 13, 2025
traded Nov 11, 2025
+2dSEC FORM 4

Evidence