Horizon Kinetics Holding Corp (HKHC) Insider Trading

5 insiders at Horizon Kinetics Holding Corp (HKHC) have purchased stock in the past 90 days, totaling $100K across 9 transactions (3,740 shares).

The most recent purchase was by Director Nagelberg Allison on September 18, 2026 — a $5K buy of 190 shares at $26.27, bringing his total holdings to 590 shares.

Insiders who purchased: Rosenthal Brent D (Director, 1 buy totaling $54K); Brennan Alice C (Director, 4 buys totaling $21K); Roller Daniel J (Director, 1 buy totaling $13K); Herndon Mark (CFO, 2 buys totaling $7K); Nagelberg Allison (Director, 1 buy totaling $5K).

Insider buying at HKHC has been lighter than usual — there were 58 purchases in the prior nine months.

HKHC is in the Consumer products sector within the Consumer products industry with a market cap of $370M.

With 5 different insiders buying in the same 90-day window, this qualifies as cluster buying at HKHC — a pattern that research suggests can signal conviction among management.

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