Arkolith/Insider Trading/HKHC/Form 4/A

Stahl Murray

CEO and CIO, Director, 10% OwnerHorizon Kinetics Holding Corp (HKHC) · full profile →Form 4/A · filed Mar 24, 2026
Net Buying
Open-Market Buys
$2K
Open-Market Sells
$0
Net Open-Market Flow
$2K
Transactions
3
3 non-derivative · 0 derivative

Non-Derivative Transactions (Table I)

DateActionSharesPriceValueOwned After
Mar 20, 2026Buy(P)18$34.60$623135
Mar 20, 2026Buy(P)25$34.60$8658.2M
Mar 20, 2026Buy(P)10$34.60$346249K

Transaction Codes

P
Open-market purchase

Data Source & Provenance

Parsed from a single SEC EDGAR Form 4/A filing (accession 0001437749-26-009561) within minutes of acceptance. Every field above traces to the original document. Verify it directly:

View original filing on SEC.govRaw Form 4/A XML