MDBH · smart money activity
Who's buying MDB Capital Holdings, LLC?
Christopher A Marlett (Co-Founder): bought $20K on the open market.
Smart money score19#277 of 372 stocks
Latest filingOct 15, 2026
Independent buyers1
Signal sourcesForm 4
Signals against0
MDBH insider buying, 13F and 13D filings
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Christopher A Marlett (Co-Founder): Bought $20K on the open market10.0K shares at ~$1.99, traded 2026-10-13. Now holds 179.9K shares (stake up 6%).
Signals come from SEC filings: Form 4 (insiders, filed within 2 business days), 13F (fund holdings, up to 45 days after quarter end) and Schedule 13D (5%+ activist stakes). This page reports what the filings show; it is not investment advice.