DENELSKY STEPHEN J
SEC CIK 1204320 · EDGAR
BoughtSold
Companies
| Ticker | Company | Title | Holding | Bought | Sold | Trades | First | Last |
|---|---|---|---|---|---|---|---|---|
| HBIO | HARVARD BIOSCIENCE INC | Dir | 37.6K | $48.7K | — | 3 | 2025-09-05 | 2026-06-09 |
Most active insiders at HBIO, 12 months
| # | Insider | Title | Bought | Sold |
|---|---|---|---|---|
| 1 | Snider William | Dir | $103.6K | — |
| 2 | DENELSKY STEPHEN J | Dir | $48.7K | — |
| 3 | Duke John D | CEO, Dir | $25.1K | — |
| 4 | Frost Mark T | CFO | $25.0K | — |
| 5 | Benson Seth Benjamin | Dir | — | — |
| 6 | Eade Katherine A. | Dir | — | — |
| 7 | Gagnon Robert E. | Dir | — | — |
Transactions 3
| X | Filed | Traded | Ticker | Company | Insider | Title | Type | Price | Qty | Owned | ΔOwn | Value |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026-06-11 10:03 | 2026-06-09 | HBIO | HARVARD BIOSCIENCE INC | DENELSKY STEPHEN J | Dir | A - Grant | $0.00 | +16.6K | 37.6K | +79% | $0 | |
| 2026-03-18 | 2026-03-17 | HBIO | HARVARD BIOSCIENCE INC | DENELSKY STEPHEN J | Dir | P - Purchase | $4.87 | +10.0K | 21.0K | +91% | +$48.7K | |
| 2025-10-07 | 2025-09-05 | HBIO | HARVARD BIOSCIENCE INC | DENELSKY STEPHEN J | Dir | A - Grant | $0.00 | +110.0K | 110.0K | New | $0 |
Purchase Sale Sale after option exercise All abbreviations