BIOLARGO, INC. reports

Company Names, identifiers, and filing context for this profile. 1 identity field
Company location
Westminster, CA
SEC filing record 1 source field available
Fiscal year end
31 December
BIOLARGO, INC. has filed 1,151 SEC EDGAR filings since 20 Aug 1996

SEC filing history

Showing 51-75 of 847 matching filings.

Per page
25
Current page
3
4

FORM 4

Filing date
16 Jul 2025
Reporting date
14 Jul 2025
SEC evidence
Open document Open filing
Next action
Verify source filing
4

FORM 4

Filing date
16 Jul 2025
Reporting date
14 Jul 2025
SEC evidence
Open document Open filing
Next action
Verify source filing
4

FORM 4

Filing date
02 Jul 2025
Reporting date
02 Jul 2025
SEC evidence
Open document Open filing
Next action
Verify source filing
4

FORM 4

Filing date
02 Jul 2025
Reporting date
30 Jun 2025
SEC evidence
Open document Open filing
Next action
Verify source filing
4

FORM 4

Filing date
02 Jul 2025
Reporting date
30 Jun 2025
SEC evidence
Open document Open filing
Next action
Verify source filing
4

FORM 4

Filing date
02 Jul 2025
Reporting date
30 Jun 2025
SEC evidence
Open document Open filing
Next action
Verify source filing
424B4 File 333-278669

FORM 424B4

Filing date
11 Jun 2025
Reporting date
Not listed
SEC evidence
Open document Open filing
Next action
Verify source filing
EFFECT File 333-278669

EFFECT filing

Filing date
09 Jun 2025
Reporting date
Not listed
SEC evidence
Open document Open filing
Next action
Verify source filing
POS AM File 333-278669

FORM POS AM

Filing date
05 Jun 2025
Reporting date
Not listed
SEC evidence
Open document Open filing
Next action
Verify source filing
POS AM File 333-278669

FORM POS AM

Filing date
14 May 2025
Reporting date
Not listed
SEC evidence
Open document Open filing
Next action
Verify source filing
424B4 File 333-268973

FORM 424B4

Filing date
25 Apr 2025
Reporting date
Not listed
SEC evidence
Open document Open filing
Next action
Verify source filing
DEF 14A File 000-19709

FORM DEF 14A

Filing date
25 Apr 2025
Reporting date
19 Jun 2025
Next action
Verify source filing
EFFECT File 333-268973

EFFECT filing

Filing date
24 Apr 2025
Reporting date
Not listed
SEC evidence
Open document Open filing
Next action
Verify source filing
POS AM File 333-268973

FORM POS AM

Filing date
18 Apr 2025
Reporting date
Not listed
SEC evidence
Open document Open filing
Next action
Verify source filing
PRE 14A File 000-19709

FORM PRE 14A

Filing date
10 Apr 2025
Reporting date
19 Jun 2025
Next action
Verify source filing
4

FORM 4

Filing date
03 Jan 2025
Reporting date
31 Dec 2024
SEC evidence
Open document Open filing
Next action
Verify source filing
4

FORM 4

Filing date
03 Jan 2025
Reporting date
31 Dec 2024
SEC evidence
Open document Open filing
Next action
Verify source filing
4

FORM 4

Filing date
03 Jan 2025
Reporting date
31 Dec 2024
SEC evidence
Open document Open filing
Next action
Verify source filing
4

FORM 4

Filing date
03 Jan 2025
Reporting date
31 Dec 2024
SEC evidence
Open document Open filing
Next action
Verify source filing
We use cookies and similar technologies to provide certain features, enhance the user experience and, if you allow them, measure engagement and deliver advertising. Analytics and marketing storage stay off until you grant consent. By clicking on "Agree and continue", you declare your consent to the use of the selected optional cookies. Manage preferences to update or revoke optional consent for future visits. For more information, see our Privacy Policy .