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INSIDER · CIK 1754318

Herndon Mark

Chief Financial Officer at Horizon Kinetics Holding Corp (HKHC)

↗1 Form 4 rows in the window

Covers original filings from Aug 1, 2026 to Oct 29, 2026. Older trades and amendments are in the SEC history.

$7KBought on the market
$0.00Sold on the market
1Companies
Aug 20, 2026Latest filing
Form 4 trades by Herndon Mark
CompanyTitleTypeOwned
Aug 20, 202614:08Aug 20, 2026from Aug 19, 2026HKHCHorizon Kinetics Holding CorpChief Financial OfficerP · Buy$26.70+250550+83%+$7K-21.4%-23.4%
Herndon Mark Insider Trades (HKHC) | Shameless Cloning