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BIOLARGO, INC.
BLGOOTCCIK: 0000880242
Recent Form 4 activity at BIOLARGO, INC. (BLGO) spans 30 filings across 7 insiders (no open-market buying or selling). CALVERT DENNIS P (President, Director) is the most active by dollar volume, and the single largest transaction was $104.3K by CALVERT DENNIS P. All figures are drawn from official SEC Form 3, 4, and 5 disclosures and update as new filings arrive.
Total Volume
$927.5K
Purchases
$0
Sales
$0
Unique Insiders
7
Recent Insider Trades
30 loaded
| Oct 2 | BLGO BIOLARGO, INC. | CODE KENNETH REAY | Chief Science Officer, Director | Grant | $45.3K |
| Oct 2 | BLGO BIOLARGO, INC. | Marshall Dennis E | Director | Award | $41.2K |
| Oct 2 | BLGO BIOLARGO, INC. | Bray Christina Elaine | Director | Award | $18.8K |
| Oct 2 | BLGO BIOLARGO, INC. | CALVERT DENNIS P | President, Director | Grant | $74.6K |
| Oct 2 | BLGO BIOLARGO, INC. | STROMMEN JACK B. | Director | Award | $15.0K |
| Oct 2 | BLGO BIOLARGO, INC. | Park Linda | Director | Award | $18.8K |
| Jul 7 | BLGO BIOLARGO, INC. | CODE KENNETH REAY | Chief Science Officer, Director | Grant | $60.4K |
| Jul 2 | BLGO BIOLARGO, INC. | CALVERT DENNIS P | President, Director | Grant | $104.3K |
| Jul 2 | BLGO BIOLARGO, INC. | Marshall Dennis E | Director | Award | $35.6K |
| Jul 2 | BLGO BIOLARGO, INC. | STROMMEN JACK B. | Director | Award | $15.0K |
| Jul 2 | BLGO BIOLARGO, INC. | Bray Christina Elaine | Director | Award | $18.7K |
| Jul 2 | BLGO BIOLARGO, INC. | Park Linda | Director | Award | $18.7K |
| Jun 24 | BLGO BIOLARGO, INC. | Marshall Dennis E | Director | Award | $4.5K |
| Apr 1 | BLGO BIOLARGO, INC. | Bray Christina Elaine | Director | Award | $18.8K |
| Apr 1 | BLGO BIOLARGO, INC. | STROMMEN JACK B. | Director | Award | $15.0K |
| Apr 2 | BLGO BIOLARGO, INC. | CODE KENNETH REAY | Chief Science Officer, Director | Grant | $11.2K |
| Apr 1 | BLGO BIOLARGO, INC. | Park Linda | Director | Award | $18.8K |
| Apr 1 | BLGO BIOLARGO, INC. | Marshall Dennis E | Director | Award | $41.3K |
| Feb 3 | BLGO BIOLARGO, INC. | DARGAN CHARLES K | Chief Financial Officer | Award | $53.7K |
| Jan 5 | BLGO BIOLARGO, INC. | CODE KENNETH REAY | Chief Science Officer, Director | Grant | $10.1K |
| Feb 3 | BLGO BIOLARGO, INC. | DARGAN CHARLES K | Insider | Award | $0 |
| Jan 5 | BLGO BIOLARGO, INC. | CALVERT DENNIS P | President, Director | Grant | $24.0K |
| Nov 17 | BLGO BIOLARGO, INC. | CALVERT DENNIS P | President, Director | Grant | $49.6K |
| Nov 17 | BLGO BIOLARGO, INC. | CODE KENNETH REAY | Chief Science Officer, Director | Grant | $50.2K |
| Oct 2 | BLGO BIOLARGO, INC. | STROMMEN JACK B. | Director | Award | $15.0K |
| Oct 2 | BLGO BIOLARGO, INC. | Marshall Dennis E | Director | Award | $41.2K |
| Oct 2 | BLGO BIOLARGO, INC. | Park Linda | Director | Award | $18.7K |
| Oct 2 | BLGO BIOLARGO, INC. | Bray Christina Elaine | Director | Award | $18.7K |
| Jul 16 | BLGO BIOLARGO, INC. | CODE KENNETH REAY | Chief Science Officer, Director | Grant | $36.3K |
| Jul 16 | BLGO BIOLARGO, INC. | CALVERT DENNIS P | President, Director | Grant | $33.9K |
30 filings