Marshall Dennis E
Insider trading activity for Marshall Dennis E sourced from SEC EDGAR Form 4 filings.
Overview
- Company: BIOLARGO, INC.
- Total insider trades: 2
- Total buy volume: $0
- Total sell volume: $0
- Last trade: Apr 1, 2026
Recent Trades
| Date | Insider | Ticker / Company | Type | Shares | Value |
|---|---|---|---|---|---|
| Mar 31, 2026 | Marshall Dennis E | BLGO BIOLARGO, INC. | BUY | 115,741 | N/A |
| Mar 31, 2026 | Marshall Dennis E | BLGO BIOLARGO, INC. | BUY | 138,889 | N/A |