Company · CIK 0000088000 · SIC 6282 — Investment Advice · OTC
Horizon Kinetics Holding Corp · HKHC
Insider activity reported against this company. All insider holders · On EDGAR ↗
Reported at this company — common stock
| Trade | Reported (ET) | Insider | Shares | Avg price | Total | Owned after | Δ stake | Flags |
|---|---|---|---|---|---|---|---|---|
| Sep 18, 2026 PForm 4 → | Sep 22, 9:28 am EDT | Allison NagelbergDirector | 190 | $26.27 | $4,991 | 590 | +47.5% | |
| Sep 2, 2026 PForm 4 → | Sep 3, 8:28 am EDT | Alice C BrennanDirector | 200 | $25.92 | $5,184 | 2,000 | +11.1% | |
| Aug 28, 2026 PForm 4 → | Aug 31, 9:30 am EDT | Alice C BrennanDirector | 200 | $26.20 | $5,240 | 1,800 | +12.5% | |
| Aug 27, 2026 PForm 4 → | Aug 28, 2:16 pm EDT | Alice C BrennanDirector | 200 | $26.00 | $5,200 | 1,600 | +14.3% |
Reported at this company — derivatives (options, RSUs, warrants)
No reported derivative activity in this period.