BIOLARGO, INC.
For the period ended Sep 30, 2025. Filed Nov 14, 2025.
View on SEC.govAbout this filing
A company's report for each of its first three quarters. The financial statements are not audited. It shows how the business has moved since the last annual report, and what management says changed.
Sep 30, 2025 · Filed Nov 14, 2025
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Item 6. Exhibits
See the Exhibit Index for a list of exhibits filed as part of this report and incorporated herein by reference.
Exhibit Index
| Incorporated by Reference Herein | |||
| Exhibit Number | Exhibit Description | Form | File Date |
| 3.2 | Amended and Restated Certificate of Incorporation for BioLargo, Inc. filed March 16, 2007 | Form 10-KSB | 5/4/2007 |
| 3.3 | Certificate of Amendment to Certificate of Incorporation, filed May 25, 2018 | Pos Am | 6/22/2018 |
| 3.4 | Certificate of Amendment to Certificate of Incorporation, filed August 30, 2022 | Form 10-Q | 11/14/2022 |
| 4.1 | BioLargo, Inc. 2007 Equity Incentive Plan | Form 10-QSB | 11/19/2007 |
| 4.2 | Amendment No. 1 to BioLargo 2007 Equity Incentive Plan | Def 14C (Exhibit A) | 5/2/2011 |
| 4.4 | 2018 Equity Incentive Plan | Form S-8 | 6/22/2018 |
| 4.5 | 2024 Equity Incentive Plan | Form POS AM | 4/18/2025 |
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| 4.6 | Revolving Line of Credit Agreement dated June 30, 2020, between Clyra Medical and Vernal Bay | Form 8-K | 7/7/2020 |
| 4.7 | Security Agreement dated June 30, 2020, between Clyra Medical and Vernal Bay | Form 8-K | 7/7/2020 |
| 4.8 | Revolving Line of Credit Note issued by Clyra Medical to Vernal Bay on June 30, 2020 | Form 8-K | 7/7/2020 |
| 4.9 | Warrant issued in BioLargo Unit Offerings (through January 16, 2024) | Form 10-Q | 8/14/2020 |
| 10.4 | Commercial Office Lease Agreement for 14921 Chestnut St., Westminster, CA 92683 | Form 8-K | 8/24/2016 |
| 10.5† | Employment Agreement with Dennis P. Calvert dated May 2, 2017. | Form 8-K | 5/4/2017 |
| 10.6† | Lock-Up Agreement with Dennis P. Calvert dated April 30, 2017 | Form 8-K | 5/4/2017 |
| 10.7 | Commercial Office Lease Agreement for Oak Ridge Tennessee | Form 8-K | 9/8/2017 |
| 10.8 | Form of Employment Agreement for Engineering Subsidiary | Form 8-K | 9/8/2017 |
| 10.9 | Form of Option issued to founding employees of Engineering subsidiary (BLEST) | Form 8-K | 9/8/2017 |
| 10.10† | Employment Agreement with Joseph L. Provenzano dated May 28, 2019 | Form 8-K | 6/24/2019 |
| 10.11 | Purchase Agreement, dated as of December 13, 2022, by and between BioLargo, Inc. and Lincoln Park Capital Fund, LLC | Form 8-K | 12/19/2022 |
| 10.12 | Registration Rights Agreement, dated as of December 13, 2022, by and between BioLargo, Inc. and Lincoln Park Capital Fund, LLC | Form 8-K | 12/19/2022 |
| 10.13† | 2023 Engagement Extension Agreement with CFO | Form 8-K | 3/27/2023 |
| 10.14 | Form of Share Exchange Agreement between BioLargo, Inc., and purchasers of Clyra Medical Series A Preferred Stock | Form 10-Q | 5/17/2023 |
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| 10.15 | Form of Share Exchange Agreement between BioLargo, Inc., and purchasers of BioLargo Energy Technologies, Inc. common stock | Form 10-Q | 5/17/2023 |
| 10.16† | 2024 Engagement Extension Agreement with CFO | Form 10-Q | 8/15/2024 |
| 10.17 | License Agreement between BioLargo, Inc., and Ikigai Holdings, LLC, dated May 17, 2021 | Form 10-Q | 8/14/2025 |
| 10.18 | First amendment to License Agreement between BioLargo, Inc., and Ikigai Holdings, LLC, dated August 16, 2021 | Form 10-Q | 8/14/2025 |
| 10.19 | Preferred Master Manufacturing Agreement between ONM Environmental, Inc., and Ikigai Holdings, LLC, dated July 9, 2021 | Form 10-Q | 8/14/2025 |
| 10.20 | First amendment to Preferred Master Manufacturing Agreement between ONM Environmental, Inc., and Ikigai Holdings, LLC, dated June 6, 2025 | Form 10-Q | 8/14/2025 |
| 31.1* | Certification of Chief Executive Officer Pursuant to Section 302 of the Sarbanes-Oxley Act of 2002 and Rules 13(a)-14 and 15(d)-14 under the Securities Exchange Act of 1934 | filed herewith | |
| 31.2* | Certification of Chief Financial Officer Pursuant to Section 302 of the Sarbanes-Oxley Act of 2002 and Rules 13(a)-14 and 15(d)-14 under the Securities Exchange Act of 1934 | filed herewith | |
| 32* | Certification of Chief Executive Officer and Chief Financial Officer Pursuant to 18 U.S.C. Section 1350 | filed herewith | |
| 101.INS** | Inline XBRL Instance | ||
| 101.SCH** | Inline XBRL Taxonomy Extension Schema | ||
| 101.CAL** | Inline XBRL Taxonomy Extension Calculation | ||
| 101.DEF** | Inline XBRL Taxonomy Extension Definition | ||
| 101.LAB** | Inline XBRL Taxonomy Extension Labels | ||
| 101.PRE** | Inline XBRL Taxonomy Extension Presentation | ||
| 104 | Cover Page Interactive Data File (embedded within the Inline XBRL document and contained in Exhibit 101) | ||
- Filed herewith
** Furnished herewith
† Management contract or compensatory plan, contract or arrangement
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