LYTIR

Company · HKHC

Horizon Kinetics Holding Corp

HKHC is not in Nasdaq's symbol directory of securities listed on US exchanges.

In the 12 months to Nov 8, 2026: insiders bought on 10 occasions ($105K).

All insider filings at the SEC

Insider purchases and sales, by month (last 12 months)Insider purchases: $105K in total; Insider sales: $0 in total.Aug: Insider purchases $95KSep: Insider purchases $10KDecJanFebMarAprMayJunJulAugSepOctNov
Insider purchases above the line: $105KInsider sales below: $0
Dollar value of open-market purchases and sales reported on SEC Form 4, by the month traded. Sales include pre-arranged 10b5-1 plan sales.

Insider trades · SEC Form 4

Those inside the hall

Open-market purchases and sales only. Legs one person filed for one day are combined.

Who traded

  1. Brent D. Rosenthal bought on 1 day latest Aug 24, 2026 bought $54K
  2. Brennan Alice C bought on 5 days latest Sep 2, 2026 bought $26K
  3. Roller Daniel J bought on 1 day latest Aug 26, 2026 bought $13K
  4. Herndon Mark, Chief Financial Officer bought on 2 days latest Aug 20, 2026 bought $7K
  5. Nagelberg Allison bought on 1 day latest Sep 18, 2026 bought $5K
Every trade (10)
  1. BUYNagelberg Allison bought Sep 18, 2026 190 shares filing $5K
  2. BUYBrennan Alice C bought Sep 2, 2026 200 shares filing $5K
  3. BUYBrennan Alice C bought Aug 28, 2026 200 shares filing $5K
  4. BUYBrennan Alice C bought Aug 27, 2026 200 shares filing $5K
  5. BUYRoller Daniel J bought Aug 26, 2026 500 shares filing $13K
  6. BUYBrennan Alice C bought Aug 25, 2026 200 shares filing $5K
  7. BUYBrent D. Rosenthal bought Aug 24, 2026 2,000 shares filing $54K
  8. BUYBrennan Alice C bought Aug 24, 2026 200 shares filing $5K
  9. BUYHerndon Mark, Chief Financial Officer bought Aug 20, 2026 200 shares filing $5K
  10. BUYHerndon Mark, Chief Financial Officer bought Aug 19, 2026 50 shares filing $1K

Sources: SEC EDGAR (Forms 4 and 144) and STOCK Act periodic transaction reports. Filings can be late, amended or wrong at the source; see methodology.