RB
ROSENTHAL BRENT D disclosed purchase in Horizon Kinetics Holding Corp
ROSENTHAL BRENT D disclosed a purchase transaction in Horizon Kinetics Holding Corp (HKHC) on 2026-05-21.
Action
Purchase
Capital
$19,495 reported value
Insider Form 4 Activity1 evidence source
Why it matters
This signal is anchored to the Form 4 disclosure date from Dataroma insider data.