Horizon Kinetics Holding CORP Form 4 insider transactions

Horizon Kinetics Holding Corp. reports that Chief Financial Officer Mark Herndon acquired 100 shares of common stock on May 20, 2026.

Director Brent Rosenthal of Horizon Kinetics Holding Corp. reported the acquisition of 700 shares of common stock on May 20, 2026.

An amended SEC Form 4 filing by Murray Stahl corrects previously overstated beneficial ownership in Horizon Kinetics Holding Corp and details various indirect holdings.

Horizon Kinetics Holding Corp's CEO and CIO, Murray Stahl, reported acquiring 53 shares of common stock across direct and indirect holdings at $34.6 per share.

Horizon Kinetics Holding Corp Director Allison Nagelberg acquired 150 shares of common stock, increasing her direct beneficial ownership to 400 shares.

Murray Stahl, CEO and CIO of Horizon Kinetics Holding Corp., increased his beneficial ownership of the company's common stock through recent purchases.

Horizon Kinetics Holding Corp's CEO and CIO, Murray Stahl, reported significant purchases of common stock, increasing his direct and indirect beneficial ownership.

Horizon Kinetics Holding Corp's Chief Financial Officer, Mark Herndon, purchased 80 shares of common stock at $33.03 per share.

Horizon Kinetics Holding Corp Director Brent Rosenthal purchased 750 shares of common stock at $33.05 per share.

Maran Partners Fund LP acquired shares while Maran SPV LP disposed of its holdings in Horizon Kinetics Holding Corp as it winds down.

Murray Stahl, CEO and CIO of Horizon Kinetics Holding Corp., reported the acquisition of 22 common shares at $27 per share, bringing his total beneficial ownership to over 9.3 million shares.

Horizon Kinetics Holding Corp's CEO and CIO, Murray Stahl, reported recent purchases of common stock, increasing his direct and indirect beneficial ownership.

Horizon Kinetics Holding Corp. CEO and CIO Murray Stahl reported multiple purchases of common stock on December 8, 2025, increasing his direct and indirect beneficial ownership.

Horizon Kinetics Holding Corp's CEO and CIO, Murray Stahl, reported acquiring additional shares of common stock at $27.75 per share.

Horizon Kinetics Holding Corp's CEO and CIO, Murray Stahl, reported recent purchases of common stock at $27.75 per share, increasing his direct and indirect beneficial ownership.

Horizon Kinetics Holding Corp's CEO and CIO, Murray Stahl, acquired additional common stock, increasing his direct and indirect beneficial ownership.

Horizon Kinetics Holding Corp's CEO and CIO, Murray Stahl, increased his direct and indirect holdings of common stock through multiple purchases at $27.23 per share.

Murray Stahl, CEO and CIO of Horizon Kinetics Holding Corp, and related entities, reported significant purchases of common stock.

Horizon Kinetics Holding Corp's CEO and CIO, Murray Stahl, increased his beneficial ownership of common stock through multiple purchases at $27.23 per share.

Murray Stahl, CEO and CIO of Horizon Kinetics Holding Corp, reported multiple purchases of common stock, increasing his direct and indirect beneficial ownership.

Horizon Kinetics Holding Corp's CEO and CIO, Murray Stahl, significantly increased his beneficial ownership of common stock through multiple purchases.

Horizon Kinetics Holding Corp Director Brent D. Rosenthal purchased 300 shares of common stock at $27.28 per share.

Horizon Kinetics Holding Corp's CEO and CIO, Murray Stahl, reported purchasing additional common stock, increasing his direct and indirect beneficial ownership.

Horizon Kinetics Holding Corp's CEO and CIO, Murray Stahl, reported recent purchases of common stock, increasing his direct and indirect beneficial ownership.

Horizon Kinetics Holding Corp's CEO and CIO, Murray Stahl, reported recent purchases of common stock, increasing his beneficial ownership.

Horizon Kinetics Holding Corp's CFO, Mark Herndon, purchased 100 shares of common stock at $29 per share under a Rule 10b5-1 plan.

David M. Arndt, President of Consumer Products Division, is no longer subject to Section 16 reporting for Horizon Kinetics Holding Corp, holding 1,479 common shares and 377 stock options.

Horizon Kinetics Holding Corp's CEO and CIO, Murray Stahl, acquired additional common stock through direct and indirect holdings at $38.3 per share.

Horizon Kinetics Holding Corp's CEO and CIO, Murray Stahl, increased his beneficial ownership through multiple purchases of common stock at $38.85 per share.

Horizon Kinetics Holding Corp's CEO and CIO, Murray Stahl, reported significant purchases of common stock, primarily through indirect holdings, under a 10b5-1 plan.