Quick Answer
BIOLARGO, INC. reported Stockholders Equity of $4.04 million for fiscal year 2025.
BIOLARGO, INC. Stockholders Equity — Annual History
| Fiscal Year | Stockholders Equity | YoY Change |
|---|---|---|
| 2025 | $4.04M | -54.3% |
| 2024 | $8.85M | +29.3% |
| 2023 | $6.84M | +40.3% |
| 2022 | $4.88M | +4.8% |
| 2021 | $4.65M | +20.6% |
| 2020 | $3.86M | +279.2% |
| 2019 | -$2.15M | -43.9% |
| 2018 | -$1.50M | +63.5% |
| 2017 | -$4.10M | -209.7% |
| 2016 | -$1.33M | -476.7% |
| 2015 | $351.8K | +189.7% |
| 2014 | -$392.3K | +30.6% |
| 2013 | -$565.0K | -95.0% |
| 2012 | -$289.7K | +80.9% |
| 2011 | -$1.52M | +41.5% |
| 2010 | -$2.59M | +32.9% |
| 2009 | -$3.86M | — |
Quarterly Stockholders Equity
| Quarter Ending | Stockholders Equity | YoY | QoQ |
|---|---|---|---|
| September 30, 2025 | $6.58M | -23.3% | -24.8% |
| June 30, 2025 | $8.76M | +45.9% | +15.1% |
| March 31, 2025 | $7.61M | -6.2% | -14.0% |
| December 31, 2024 | $8.85M | +29.3% | +3.2% |
| September 30, 2024 | $8.58M | +21.3% | +42.9% |
| June 30, 2024 | $6.00M | -18.5% | -26.0% |
| March 31, 2024 | $8.12M | +27.1% | +18.6% |
| December 31, 2023 | $6.84M | +40.3% | -3.2% |
- BIOLARGO, INC. showed a decrease of -54.3% in Stockholders Equity compared to the prior fiscal year.
- Over the 2009–2025 period, BIOLARGO, INC.’s stockholders equity has grown by 204.6% (from -$3.86 million to $4.04 million).
- The most recent figure is from BIOLARGO, INC.’s fiscal year 2025 report (Form 10-K), filed with the SEC on March 4, 2026.
- All figures are sourced from SEC EDGAR XBRL filings, last verified June 17, 2026.
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