{
 "ok": true,
 "cik": "880242",
 "ticker": "BLGO",
 "name": "BIOLARGO, INC.",
 "filings": [
  {
   "form": "8-K",
   "filed": "2026-09-11",
   "items": [
    "7.01 Regulation FD Disclosure",
    "9.01 Financial Statements and Exhibits"
   ],
   "url": "https://www.sec.gov/Archives/edgar/data/880242/000143774926030124/0001437749-26-030124-index.htm"
  },
  {
   "form": "10-Q",
   "filed": "2026-08-14",
   "items": [],
   "url": "https://www.sec.gov/Archives/edgar/data/880242/000143774926028023/0001437749-26-028023-index.htm"
  },
  {
   "form": "10-Q",
   "filed": "2026-05-15",
   "items": [],
   "url": "https://www.sec.gov/Archives/edgar/data/880242/000143774926017391/0001437749-26-017391-index.htm"
  },
  {
   "form": "8-K",
   "filed": "2026-05-06",
   "items": [
    "7.01 Regulation FD Disclosure",
    "9.01 Financial Statements and Exhibits"
   ],
   "url": "https://www.sec.gov/Archives/edgar/data/880242/000143774926014996/0001437749-26-014996-index.htm"
  },
  {
   "form": "8-K",
   "filed": "2026-05-04",
   "items": [
    "7.01 Regulation FD Disclosure",
    "9.01 Financial Statements and Exhibits"
   ],
   "url": "https://www.sec.gov/Archives/edgar/data/880242/000143774926014540/0001437749-26-014540-index.htm"
  },
  {
   "form": "S-1",
   "filed": "2026-04-09",
   "items": [],
   "url": "https://www.sec.gov/Archives/edgar/data/880242/000143774926011880/0001437749-26-011880-index.htm"
  }
 ],
 "events12m": 9,
 "sources": {
  "facts": "https://data.sec.gov/api/xbrl/companyfacts/CIK0000880242.json",
  "filings": "https://www.sec.gov/cgi-bin/browse-edgar?action=getcompany&CIK=880242"
 },
 "license": "Figures as filed with the SEC. Card text CC BY 4.0, POPS4.",
 "notAdvice": "Reporting, not investment advice. No price targets, no buy or sell views.",
 "edgar": "🫧 Edgar looked up BIOLARGO, INC. ($BLGO). Last filing: 8-K (7.01 Regulation FD Disclosure), 2026-09-11. 9 event filings (8-K) in the past twelve months.",
 "auditor": {
  "changes": [],
  "nonReliance": [],
  "restatedSince": null
 },
 "metrics": {
  "fiscalYearEnd": "2025-12-31",
  "revenue": 7765000,
  "revenueGrowth1y": -0.5632487766466056,
  "revenueGrowthPerYear": 0.3234645982704456,
  "yearsOfData": 5,
  "operatingMargin": -1.9130714745653574,
  "operatingMarginPrior": -0.2436020023623376,
  "netMargin": -1.956084996780425,
  "operatingCashFlow": -8297000,
  "capitalSpending": null,
  "freeCashFlow": null,
  "researchAndDevelopment": 2593000,
  "researchShareOfRevenue": 0.3339343206696716,
  "cash": 3883000,
  "longTermDebt": 2079000,
  "longTermDebtChange": 0.9267840593141798,
  "revenueHistory": [
   {
    "fiscalYearEnd": "2021-12-31",
    "revenue": 2531000
   },
   {
    "fiscalYearEnd": "2022-12-31",
    "revenue": 5884000
   },
   {
    "fiscalYearEnd": "2023-12-31",
    "revenue": 12230000
   },
   {
    "fiscalYearEnd": "2024-12-31",
    "revenue": 17779000
   },
   {
    "fiscalYearEnd": "2025-12-31",
    "revenue": 7765000
   }
  ],
  "totalEquity": 4042000,
  "totalAssets": 8311000,
  "equityRatio": 0.4863434003128384,
  "returnOnEquity": -3.7577931716971795,
  "dividendsPaid": null,
  "payoutRatio": null,
  "dividendPerShare": null,
  "dividendYearsRising": null,
  "dividendCut": null,
  "priceBased": "Dividend yield, price/earnings and price/book need a share price. The boards carry filings only, so they are not shown.",
  "range80": {
   "low": 4369857.286585755,
   "high": 7846570.285137904,
   "baseline": 5954295.253557371,
   "n": 749,
   "band": "b00"
  },
  "ifPaceHeld": {
   "low": 4369857.286585755,
   "high": 7846570.285137904
  }
 },
 "edgarette": "🔖 Exposure: revenue $7.8M (FY2025), total debt $2.1M. Experience: revenue down 56.3% on the year, up 32.3% a year over 4 years; operating margin -191.3%, down from -24.4%. Soundness: equity 48.6% of assets, return on equity -375.8%. Credibility: four or more audited years, reasonable weight. Range: 80% of past cases like this landed between $4.4M and $7.8M next year (method v3, set from 749 SEC company-years; on a year the method never saw, 83% landed inside). A range, not a forecast. Against peers (9 filers, $50M+ revenue, chemicals & allied products): operating margin -191.3% against a 0.1% median; growth -56.3% against 0.4%.",
 "peers": {
  "sic": 2800,
  "sicDescription": "Chemicals & Allied Products",
  "calendarYear": 2025,
  "minRevenue": 50000000,
  "depth": 4,
  "group": "2800",
  "growth": [
   0.0045,
   11
  ],
  "opMargin": [
   0.0008,
   9
  ],
  "equityRatio": [
   0.392,
   11
  ],
  "returnOnEquity": [
   -0.1105,
   10
  ]
 },
 "summary": "Biolargo (BLGO) saw revenue fall 56.3% in FY2025 to $8 million, operating margin -191% against a 0.1% median for chemicals & allied products, equity 48.6% of assets. Every figure is from the company’s own annual report filed with the SEC.",
 "chart": "<figure class=\"cmp\"><figcaption>BIOLARGO, INC. against its own record and its peers</figcaption><svg viewBox=\"0 0 560 138\" width=\"100%\" role=\"img\" aria-label=\"Comparison chart\"><rect x=\"0\" y=\"0\" width=\"560\" height=\"138\" fill=\"none\"/><text x=\"0\" y=\"34\" font-size=\"11\" fill=\"#6f6450\">Operating margin</text><rect x=\"148\" y=\"25\" width=\"338\" height=\"10\" rx=\"5\" fill=\"#efe7d6\"/><line x1=\"260.66666666666663\" y1=\"21\" x2=\"260.66666666666663\" y2=\"39\" stroke=\"#cfc5ae\" stroke-width=\"1\"/><line x1=\"261.1173333333333\" y1=\"20\" x2=\"261.1173333333333\" y2=\"40\" stroke=\"#c9a84c\" stroke-width=\"2.5\"/><title>Peer median 0.1%</title><circle cx=\"148\" cy=\"30\" r=\"6\" fill=\"#0a2240\" stroke=\"#fff\" stroke-width=\"1.5\"/><text x=\"494\" y=\"34\" font-size=\"11\" font-weight=\"700\" fill=\"#0a2240\">-191.3%</text><text x=\"0\" y=\"60\" font-size=\"11\" fill=\"#6f6450\">Revenue, on the year</text><rect x=\"148\" y=\"51\" width=\"338\" height=\"10\" rx=\"5\" fill=\"#efe7d6\"/><line x1=\"292.8571428571429\" y1=\"47\" x2=\"292.8571428571429\" y2=\"65\" stroke=\"#cfc5ae\" stroke-width=\"1\"/><line x1=\"295.03\" y1=\"46\" x2=\"295.03\" y2=\"66\" stroke=\"#c9a84c\" stroke-width=\"2.5\"/><title>Peer median 0.4%</title><circle cx=\"148\" cy=\"56\" r=\"6\" fill=\"#0a2240\" stroke=\"#fff\" stroke-width=\"1.5\"/><text x=\"494\" y=\"60\" font-size=\"11\" font-weight=\"700\" fill=\"#0a2240\">-56.3%</text><text x=\"0\" y=\"86\" font-size=\"11\" fill=\"#6f6450\">Equity of assets</text><rect x=\"148\" y=\"77\" width=\"338\" height=\"10\" rx=\"5\" fill=\"#efe7d6\"/><line x1=\"280.496\" y1=\"72\" x2=\"280.496\" y2=\"92\" stroke=\"#c9a84c\" stroke-width=\"2.5\"/><title>Peer median 39.2%</title><circle cx=\"312.3840693057394\" cy=\"82\" r=\"6\" fill=\"#0a2240\" stroke=\"#fff\" stroke-width=\"1.5\"/><text x=\"494\" y=\"86\" font-size=\"11\" font-weight=\"700\" fill=\"#0a2240\">48.6%</text><text x=\"0\" y=\"112\" font-size=\"11\" fill=\"#6f6450\">Return on equity</text><rect x=\"148\" y=\"103\" width=\"338\" height=\"10\" rx=\"5\" fill=\"#efe7d6\"/><line x1=\"232.5\" y1=\"99\" x2=\"232.5\" y2=\"117\" stroke=\"#cfc5ae\" stroke-width=\"1\"/><line x1=\"185.81375\" y1=\"98\" x2=\"185.81375\" y2=\"118\" stroke=\"#c9a84c\" stroke-width=\"2.5\"/><title>Peer median -11.1%</title><circle cx=\"148\" cy=\"108\" r=\"6\" fill=\"#0a2240\" stroke=\"#fff\" stroke-width=\"1.5\"/><text x=\"494\" y=\"112\" font-size=\"11\" font-weight=\"700\" fill=\"#0a2240\">-375.8%</text><text x=\"0\" y=\"136\" font-size=\"10\" fill=\"#8b8375\">Gold tick: the median of 10–11 peers with $50M+ revenue in chemicals &amp; allied products</text></svg></figure>",
 "chartHorizon": null,
 "backtest": {
  "tests": 12,
  "hits": 4,
  "rate": 0.3333333333333333,
  "method": "v3",
  "note": "hindsight: past years, same calibrated range. The range was calibrated on 2022-2024 SEC data, so years in that window are partly in-sample."
 },
 "registry": {
  "logged": "2026-09-20T15:23:09.134Z",
  "hash": "c90a220ee29afdaa",
  "status": "open"
 },
 "caution": "Figures are as filed in audited 10-K reports and can move with restatements, acquisitions, disposals or a change in fiscal year. A range set from how past company-years turned out is not a promise about the next one, and says nothing about the share price.",
 "schema": "pops4.edgarette.card/1",
 "card": {
  "summary": "Biolargo (BLGO) saw revenue fall 56.3% in FY2025 to $8 million, operating margin -191% against a 0.1% median for chemicals & allied products, equity 48.6% of assets. Every figure is from the company’s own annual report filed with the SEC.",
  "exposure": {
   "fiscalYearEnd": "2025-12-31",
   "revenue": 7765000,
   "totalDebt": 2079000,
   "cash": 3883000
  },
  "experience": {
   "revenueGrowth1y": -0.5632487766466056,
   "revenueGrowthPerYear": 0.3234645982704456,
   "operatingMargin": -1.9130714745653574,
   "operatingMarginPrior": -0.2436020023623376,
   "netMargin": -1.956084996780425,
   "freeCashFlow": null
  },
  "soundness": {
   "equityRatio": 0.4863434003128384,
   "returnOnEquity": -3.7577931716971795,
   "payoutRatio": null,
   "dividendPerShare": null,
   "dividendYearsRising": null,
   "dividendCut": null,
   "note": "Dividend yield, price/earnings and price/book need a share price. The boards carry filings only, so they are not shown."
  },
  "peers": {
   "sic": 2800,
   "sicDescription": "Chemicals & Allied Products",
   "calendarYear": 2025,
   "minRevenue": 50000000,
   "depth": 4,
   "group": "2800",
   "growth": [
    0.0045,
    11
   ],
   "opMargin": [
    0.0008,
    9
   ],
   "equityRatio": [
    0.392,
    11
   ],
   "returnOnEquity": [
    -0.1105,
    10
   ]
  },
  "credibility": {
   "auditedYears": 5,
   "weight": "reasonable",
   "standard": "ASOP No. 25",
   "nonReliance": null,
   "auditorChange": null
  },
  "range": {
   "low": 4369857.286585755,
   "high": 7846570.285137904,
   "baseline": 5954295.253557371,
   "coverage": 0.8,
   "method": "v3",
   "basis": "next fiscal year revenue: baseline = revenue x (1 + mean of one-year and three-year pace); range = 10th to 90th percentile of how SEC company-years of the same size band actually turned out",
   "calibratedOn": {
    "companyYears": 749,
    "sizeBand": "b00"
   },
   "kind": "a calibrated range, not a forecast; no view on the share price",
   "track": {
    "backtest": {
     "tests": 12,
     "hits": 4,
     "rate": 0.3333333333333333,
     "method": "v3",
     "note": "hindsight: past years, same calibrated range. The range was calibrated on 2022-2024 SEC data, so years in that window are partly in-sample."
    },
    "registry": {
     "logged": "2026-09-20T15:23:09.134Z",
     "hash": "c90a220ee29afdaa",
     "status": "open"
    },
    "scorecard": "https://www.pops4.com/boards/scorecard"
   }
  },
  "caution": "Figures are as filed in audited 10-K reports and can move with restatements, acquisitions, disposals or a change in fiscal year. A range set from how past company-years turned out is not a promise about the next one, and says nothing about the share price.",
  "sources": {
   "facts": "https://data.sec.gov/api/xbrl/companyfacts/CIK0000880242.json",
   "filings": "https://www.sec.gov/cgi-bin/browse-edgar?action=getcompany&CIK=880242"
  }
 },
 "definitions": {
  "operatingMargin": "Operating income divided by revenue.",
  "netMargin": "Net income divided by revenue.",
  "freeCashFlow": "Cash from operations minus spending on property and equipment.",
  "researchShareOfRevenue": "Research and development expense for the year as a share of revenue, both as filed.",
  "equityRatio": "Shareholders equity as a share of total assets, both as filed. Higher means less of the company is owed to someone else.",
  "returnOnEquity": "Net income for the year against shareholders equity at year end.",
  "payoutRatio": "Dividends paid as a share of net income, in the year the cash went out.",
  "dividendYearsRising": "Consecutive years, counted back from the last on record, in which dividend per share rose. A fall ends the run and is reported as dividendCut.",
  "revenueGrowthPerYear": "Compound annual growth between the first and latest fiscal years shown.",
  "credibility": "How much weight a record deserves, in the actuarial sense (ASOP No. 25): more audited years, more weight.",
  "peers": "Medians of SEC filers with $50M+ revenue in the same industry code (SIC), narrowest group with at least 8 filers, calendar-year figures from SEC XBRL frames.",
  "backtest": "The same if-the-pace-held arithmetic applied to the company's own past years, scored against what it actually reported next. Hindsight, and labelled so."
 }
}