| Date Filed | Type | Description |
| 07/19/2023 |
4
| DARGAN CHARLES K (CFO) has filed a Form 4 on BIOLARGO, INC.|
Txns:
| Granted 500,000 options to buy
@ $0.18, valued at
$90k
|
|
| 03/27/2023 |
4
| Form 4 - Statement of changes in beneficial ownership of securities: |
| 01/03/2023 |
4
| DARGAN CHARLES K (CFO) has filed a Form 4 on BIOLARGO, INC.|
Txns:
| Granted 205,000 options to buy
@ $0.1689, valued at
$34.6k
|
|
| 07/05/2022 |
4
| Form 4 - Statement of changes in beneficial ownership of securities: |
| 04/04/2022 |
4
| DARGAN CHARLES K (CFO) has filed a Form 4 on BIOLARGO, INC.|
Txns:
| Granted 127,500 options to buy
@ $0.23, valued at
$29.3k
|
|
| 03/28/2022 |
4
| DARGAN CHARLES K (CFO) has filed a Form 4 on BIOLARGO, INC.|
Txns:
| Granted 300,000 options to buy
@ $0.24, valued at
$72k
|
|
| 05/24/2021 |
4
| Form 4 - Statement of changes in beneficial ownership of securities: |
| 01/05/2021 |
4
| Form 4 - Statement of changes in beneficial ownership of securities: |
| 10/08/2020 |
4
| Form 4 - Statement of changes in beneficial ownership of securities: |
| 10/02/2020 |
4
| Form 4 - Statement of changes in beneficial ownership of securities: |
| 07/02/2020 |
4
| Form 4 - Statement of changes in beneficial ownership of securities: |
| 05/05/2020 |
4
| Form 4 - Statement of changes in beneficial ownership of securities: |
| 02/27/2020 |
4
| Form 4 - Statement of changes in beneficial ownership of securities: |
| 02/27/2020 |
5
| Form 5 - Annual statement of changes in beneficial ownership of securities: |
| 09/23/2019 |
4
| DARGAN CHARLES K (CFO) has filed a Form 4 on BIOLARGO, INC.|
Txns:
| Granted 79,000 options to buy
@ $0.22, valued at
$17.4k
|
|
| 01/18/2019 |
4
| DARGAN CHARLES K (CFO) has filed a Form 4 on BIOLARGO, INC.|
Txns:
| Granted 300,000 options to buy
@ $0.223, valued at
$66.9k
|
|
| 01/16/2019 |
5
| DARGAN CHARLES K (CFO) has filed a Form 5 on BIOLARGO, INC. |
| 02/14/2017 |
4
| Form 4 - Statement of changes in beneficial ownership of securities |
| 10/02/2015 |
4
| DARGAN CHARLES K (CFO) has filed a Form 4 on BIOLARGO, INC.|
Txns:
| Granted 300,000 options to buy
@ $0.57, valued at
$171k
|
|
| 06/25/2014 |
4
| Form 4 - Statement of changes in beneficial ownership of securities |
| 07/19/2013 |
4
| Form 4 - Statement of changes in beneficial ownership of securities |
| 04/10/2012 |
4
| DARGAN CHARLES K (CFO) has filed a Form 4 on BIOLARGO, INC.|
Txns:
| Granted 300,000 options to buy
@ $0.35, valued at
$105k
|
|
| 06/28/2011 |
4
| Form 4 - Statement of changes in beneficial ownership of securities |
| 03/25/2011 |
4
| DARGAN CHARLES K (CFO) has filed a Form 4 on BIOLARGO, INC.|
Txns:
| Granted 120,000 options to buy
@ $0.41, valued at
$49.2k
|
|
| 02/03/2011 |
4
| Form 4 - Statement of changes in beneficial ownership of securities |
| 01/04/2011 |
4
| Form 4 - Statement of changes in beneficial ownership of securities |
| 11/02/2010 |
4
| DARGAN CHARLES K (CFO) has filed a Form 4 on BIOLARGO, INC.|
Txns:
| Granted 10,000 options to buy
@ $0.42, valued at
$4.2k
|
|
| 10/04/2010 |
4
| DARGAN CHARLES K (CFO) has filed a Form 4 on BIOLARGO, INC.|
Txns:
| Granted 10,000 options to buy
@ $0.35, valued at
$3.5k
|
|
| 09/01/2010 |
4
| Form 4 - Statement of changes in beneficial ownership of securities |
| 08/09/2010 |
4
| DARGAN CHARLES K (CFO) has filed a Form 4 on BIOLARGO, INC.|
Txns:
| Granted 200,000 options to buy
@ $0.3, valued at
$60k
|
|
| 08/03/2010 |
4
| DARGAN CHARLES K (CFO) has filed a Form 4 on BIOLARGO, INC.|
Txns:
| Granted 20,000 options to buy
@ $0.25, valued at
$5k
|
|
| 06/28/2010 |
4
| Form 4 - Statement of changes in beneficial ownership of securities |
| 06/01/2010 |
4
| DARGAN CHARLES K (CFO) has filed a Form 4 on BIOLARGO, INC.|
Txns:
| Granted 10,000 options to buy
@ $0.31, valued at
$3.1k
|
|
| 05/03/2010 |
4
| DARGAN CHARLES K (CFO) has filed a Form 4 on BIOLARGO, INC.|
Txns:
| Granted 30,000 options to buy
@ $0.45, valued at
$13.5k
|
|
|