Duke John D
CIK 2071593 · Chief Executive Officer · last filed 2026-03-23
Duke John D is a Chief Executive Officer who has filed 3 SEC Form 4 insider transactions across 1 company since 2025. The most recent filing, for HBIO, was dated Mar 23, 2026. Across all open-market trades the lifetime net is +$25.1K, making them a net buyer over the disclosed history. Current disclosed insider exposure totals $1.1M across reported positions.
"Disclosed insider exposure" sums this person's most-recently-reported share counts across each company they're an insider in, multiplied by the current underlying price. It is not net worth — it misses retail holdings, private investments, real estate, index funds, and any company where the person isn't an SEC-reporting insider. For informational purposes only.
$1.09M
1
3
$25.1K
Holdings By Company
| Symbol | Role | Shares | Price | Disclosed Exposure | Lifetime OM Net | Filings | Latest Filed |
|---|---|---|---|---|---|---|---|
| HBIO | Chief Executive Officer | 180,000 | $6.04 | $1.09M | $25.1K | 3 | 2026-03-23 |
Recent Filings
3 filings| Filed | Symbol | Action | Net Shares | Net $ | Link |
|---|---|---|---|---|---|
| 2026-03-23 | HBIO | Grant (A) | +75,000 | $0 | EDGAR |
| 2026-03-17 | HBIO | Buy (P) | +5,000 | $25.1K | EDGAR |
| 2025-08-11 | HBIO | Grant (A) | +1,000,000 | $0 | EDGAR |