CALVERT DENNIS P

CIK 00012285721 companyIRVINE, CA

SEC Profile

Transactions

Companies

Filings

CIK

0001228572

Recent Transactions

50 trades

Award
BIOLARGO, INC.$BLGO
Common Stock
2025-12-31$0.18/sh+130,222→ 10,523,625 total
Award
BIOLARGO, INC.$BLGO
Common Stock
2025-11-14$0.16/sh+310,269→ 10,393,403 total
Award
BIOLARGO, INC.$BLGO
Common Stock
2025-07-14$0.20/sh+169,498→ 10,029,542 total
Award
BIOLARGO, INC.$BLGO
Common stock
2023-12-31$0.17/sh+50,557→ 9,860,044 total
Award
BIOLARGO, INC.$BLGO
Common stock
2023-07-24$0.18/sh+50,553→ 9,809,487 total
Award
BIOLARGO, INC.$BLGO
Common stock
2022-10-03$0.27/sh+100,549→ 9,758,934 total
Award
BIOLARGO, INC.$BLGO
Common stock
2022-07-07$0.18/sh+156,111→ 9,658,385 total
Gift
BIOLARGO, INC.$BLGO
Common stock
2021-12-30−156,000→ 9,502,274 total
Award
BIOLARGO, INC.$BLGO
Common stock
2021-04-01$0.23/sh+61,758→ 9,658,274 total
Award
BIOLARGO, INC.$BLGO
Common stock
2020-12-31$0.12/sh+316,260→ 9,596,516 total
Gift
BIOLARGO, INC.$BLGO
Common stock
2020-12-31−225,000→ 9,280,256 total
Award
BIOLARGO, INC.$BLGO
Common stock
2020-10-06$0.15/sh+164,331→ 9,505,256 total
Award
BIOLARGO, INC.$BLGO
Common stock
2020-09-30$0.15/sh+164,331→ 9,505,256 total
Award
BIOLARGO, INC.$BLGO
Common stock
2020-06-30$0.16/sh+200,929→ 9,340,925 total
Award
BIOLARGO, INC.$BLGO
Option to Purchase Common Stock
2020-05-01+50,000→ 3,846,322 total
Award
BIOLARGO, INC.$BLGO
Option to purchase common stock
2020-05-01+343,571→ 4,189,893 total
Award
BIOLARGO, INC.$BLGO
Common stock
2020-03-31$0.17/sh+281,762→ 9,139,996 total
Gift
BIOLARGO, INC.$BLGO
Common stock
2020-03-09−25,000→ 8,858,234 total
Gift
BIOLARGO, INC.$BLGO
Common stock
2019-12-31−225,000→ 8,883,234 total
Award
BIOLARGO, INC.$BLGO
Option to Purchase Common Stock
2019-09-19+65,000→ 3,996,322 total
Award
BIOLARGO, INC.$BLGO
Common Stock
2019-06-30$0.23/sh+230,219→ 9,108,234 total
Award
BIOLARGO, INC.$BLGO
Common Stock
2019-04-29$0.16/sh+268,434→ 8,878,015 total
Award
BIOLARGO, INC.$BLGO
Common Stock
2018-12-31$0.24/sh+178,956→ 8,609,581 total
Gift
BIOLARGO, INC.$BLGO
Common Stock
2018-12-31$0.24/sh−75,000→ 8,430,625 total
Award
BIOLARGO, INC.$BLGO
Common Stock
2018-09-30$0.27/sh+119,071→ 8,505,625 total
Award
BIOLARGO, INC.$BLGO
Common Stock
2018-07-05$0.43/sh+86,397→ 8,386,554 total
Award
BIOLARGO, INC.$BLGO
Common Stock
2018-03-31$0.26/sh+150,197→ 8,300,157 total
Award
BIOLARGO, INC.$BLGO
Common Stock
2017-12-31$0.39/sh+77,432→ 8,149,960 total
Gift
BIOLARGO, INC.$BLGO
Common Stock
2017-10-12−435,000→ 8,072,528 total
Award
BIOLARGO, INC.$BLGO
Common Stock
2017-05-02$0.45/sh+1,500,000→ 8,507,528 total
Award
BIOLARGO, INC.$BLGO
Option to Purchase Common Stock
2017-05-02+3,731,322→ 4,883,296 total
Award
BIOLARGO, INC.$BLGO
Common Stock
2017-05-02$0.45/sh+1,500,000→ 8,507,528 total
Award
BIOLARGO, INC.$BLGO
Option to Purchase Common Stock
2017-05-02+3,731,322→ 4,883,296 total
Tax Payment
BIOLARGO, INC.$BLGO
Option to Purchase Common Stock
2017-04-30−3,866,630→ 1,151,974 total
Exercise/Conversion
BIOLARGO, INC.$BLGO
Common Stock
2017-04-30$0.18/sh+2,501,937→ 7,007,528 total
Gift
BIOLARGO, INC.$BLGO
Common Stock
2016-12-01−350,000→ 4,020,591 total
Gift
BIOLARGO, INC.$BLGO
Common Stock
2015-10-29−112,000→ 4,370,591 total
Gift
BIOLARGO, INC.$BLGO
Common Stock
2015-10-12$0.60/sh−16,835→ 4,482,591 total
Award
BIOLARGO, INC.$BLGO
Common Stock
2015-09-22+58,223→ 4,499,426 total
Award
BIOLARGO, INC.$BLGO
Common Stock (FN1)
2015-06-29+104,571→ 4,441,203 total
Award
BIOLARGO, INC.$BLGO
Common Stock
2015-03-30+71,608→ 4,336,632 total
Gift
BIOLARGO, INC.$BLGO
Common Stock
2014-12-30−550,000→ 4,122,407 total
Award
BIOLARGO, INC.$BLGO
Common Stock
2014-12-30+142,617→ 4,265,024 total
Award
BIOLARGO, INC.$BLGO
Common Stock
2014-09-29$0.47/sh+21,819→ 4,672,407 total
Award
BIOLARGO, INC.$BLGO
COMMON STOCK
2014-06-27+85,179→ 4,650,588 total
Gift
BIOLARGO, INC.$BLGO
COMMON STOCK
2013-12-31−100,000→ 4,565,409 total
Award
BIOLARGO, INC.$BLGO
COMMON STOCK
2013-12-31$0.25/sh+247,204→ 4,665,609 total
Award
BIOLARGO, INC.$BLGO
COMMON STOCK
2013-09-25$0.30/sh+436,463→ 4,418,205 total
Gift
BIOLARGO, INC.$BLGO
COMMON STOCK
2012-12-31−40,000→ 3,981,742 total
Award
BIOLARGO, INC.$BLGO
COMMON STOCK
2012-12-28+400,000→ 3,524,235 total

CALVERT DENNIS P

Recent Transactions

Companies

Recent Filings

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