Mark Herndon, Chief Financial Officer at Horizon Kinetics Holding Corp (HKHC), bought 250 shares at $26.50 ($7K) on 2026-08-19, disclosed to the SEC on 2026-08-20.
Open-market purchase of $7k HKHC by Chief Financial Officer. Below the thresholds we flag for high-conviction alerts (no C-suite role, rare reversal, cluster, or A-grade history). Context: insider career grade D.
Clearly above the average filing.
| # | Price | Shares | Value | % of Total |
|---|---|---|---|---|
| 1 | $26.50 | 50 | $1K | 19.9% |
| 2 | $26.75 | 200 | $5K | 80.1% |
| Total | $26.70 avg | 250 | $7K | 100% |
| Filing → |
| HKHC | BUY | 2025-11-21 | $3K | — | Filing → |
| HKHC | BUY | 2025-06-05 | $804 | — | Filing → |
| SFE | BUY | 2020-05-07 | $13K | — | Filing → |