Rosenthal Brent D bought HKHC

August 24, 2026 · Form 4 insider transaction

Rosenthal Brent D bought 2,000 shares of Horizon Kinetics Holding Corporation at $27.00 per share, a transaction worth $54.0K. The trade was recorded as open-market purchase and disclosed on an SEC Form 4, filed 1 day after the transaction.