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Insider buying
Mark Herndon bought $7K of Horizon Kinetics Holding Corp (HKHC) stock
Mark Herndon, Chief Financial Officer of Horizon Kinetics Holding Corp (HKHC), bought 250 shares of HKHC stock worth $7K, per an SEC Form 4 filed Aug 20, 2026.
It was an open-market purchase.
The trade happened on Aug 19, 2026, 1 day before it was made public.
- Traded
- Aug 19, 2026
- Disclosed
- Aug 20, 2026
- Filing delay
- 1 day
- Role
- Chief Financial Officer
- Source
- SEC Form 4
More HKHC insider and Congress trades
From a public SEC Form 4, linked above. Not investment advice, and not a recommendation to buy or sell.