Updated Jul 16, 2026
Nagelberg Allison is a corporate insider tracked by InsiderAlpha. No SEC Form 4 filings recorded in the last 90 days. Lifetime open-market purchases: $7K.
| Date | Ticker | Company | Code | Shares | Price | Value |
|---|---|---|---|---|---|---|
| 2026-03-23 | HKHC | Horizon Kinetics Holding Corp | P — Open-market purchase | 150 | $33.96 | $5K |
| 2024-11-18 | HKHC | Horizon Kinetics Holding Corp | P — Open-market purchase | 50 | $38.99 | $2K |
Nagelberg Allison is a corporate insider — currently tracked as Director. InsiderAlpha tracks every SEC Form 4 filing in real time.
Recorded transactions: 2 open-market purchases ($7K) and 0 open-market sales () across all tracked filings.
All Form 4 filings, transaction values, and 10b5-1 plan flags are listed on this page and updated in real time as new SEC EDGAR filings are processed.
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