Form 4 for HBIO HARVARD BIOSCIENCE INC
Accepted 2026-03-23 00:00:00 ET · period of report 2026-03-20 · accession 0001171843-26-001843 · SEC index · Original document
Summary rows
Aggregated the way they appear in lists: one row per insider, transaction code and security table.
| X | Filed | Traded | Ticker | Insider | Title | Type | Price | Qty | Owned | ΔOwn | Value |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026-03-23 | 2026-03-20 | HBIO | Duke John D | CEO, Dir | A - Grant | $0.00 | +75.0K | 180.0K | +71% | $0 |
Purchase Sale Sale after option exercise All abbreviations
Every reported transaction
| # | Table | Security | Date | Code | A/D | Shares | Price | Owned after | Own | Exercise / expiry | Underlying | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Common | Common Stock | 2026-03-20 | A | A | 75,000 | $0.00 | 180,000 | D | — | — | (F1) See remarks |