Horizon Kinetics Holding Corp (HKHC) Insider Trading -- Recent Executive & Director Transactions

12 insiders reported 322 Form 4 transactions for Horizon Kinetics Holding Corp (HKHC) over the past 18 months (most recent 2026-08-20). Recent activity: Herndon Mark (Chief Financial Officer) Buy 50 shares, Herndon Mark (Chief Financial Officer) Buy 200 shares, Rosenthal Brent D (Director) Buy 700 shares, Herndon Mark (Chief Financial Officer) Buy 100 shares, Horizon Common Inc (Insider) Buy 25 shares. Source: SEC Form 4.

DateInsiderTitleTypeSharesValue
2026-08-20Herndon MarkChief Financial OfficerBuy50$1,325
2026-08-20Herndon MarkChief Financial OfficerBuy200$5,350
2026-05-21Rosenthal Brent DDirectorBuy700$19,495
2026-05-21Herndon MarkChief Financial OfficerBuy100$2,785
2026-03-24Horizon Common IncInsiderBuy25$865
2026-03-24STAHL MURRAYCEO and CIOBuy10$346
2026-03-24Horizon Common IncInsiderBuy25$865
2026-03-24STAHL MURRAYCEO and CIOBuy25$865
2026-03-24Horizon Common IncInsiderBuy18$623
2026-03-24STAHL MURRAYCEO and CIOBuy18$623
2026-03-24Horizon Common IncInsiderBuy10$346
2026-03-24STAHL MURRAYCEO and CIOBuy10$346
2026-03-24Horizon Common IncInsiderBuy10$346
2026-03-24STAHL MURRAYCEO and CIOBuy25$865
2026-03-24Horizon Common IncInsiderBuy18$623
2026-03-24STAHL MURRAYCEO and CIOBuy18$623
2026-03-23Nagelberg AllisonDirectorBuy150$5,094
2026-03-20Horizon Common IncInsiderBuy46$1,567
2026-03-20STAHL MURRAYCEO and CIOBuy46$1,567
2026-03-20Horizon Common IncInsiderBuy25$852
2026-03-20STAHL MURRAYCEO and CIOBuy25$852
2026-03-20Horizon Common IncInsiderBuy18$613
2026-03-20STAHL MURRAYCEO and CIOBuy18$613
2026-03-19Rosenthal Brent DDirectorBuy750$24,787
2026-03-19STAHL MURRAYCEO and CIOBuy10$340

Source: SEC Form 4 filings · as of 2026-08-20