{
 "ok": true,
 "cik": "1145986",
 "ticker": "ASPN",
 "name": "ASPEN AEROGELS, INC.",
 "filings": [
  {
   "form": "8-K",
   "filed": "2026-09-15",
   "items": [
    "7.01 Regulation FD Disclosure",
    "9.01 Financial Statements and Exhibits"
   ],
   "url": "https://www.sec.gov/Archives/edgar/data/1145986/000117184326006048/0001171843-26-006048-index.htm"
  },
  {
   "form": "10-Q",
   "filed": "2026-08-07",
   "items": [],
   "url": "https://www.sec.gov/Archives/edgar/data/1145986/000119312526340275/0001193125-26-340275-index.htm"
  },
  {
   "form": "8-K",
   "filed": "2026-08-06",
   "items": [
    "2.02 Results of Operations and Financial Condition",
    "7.01 Regulation FD Disclosure",
    "9.01 Financial Statements and Exhibits"
   ],
   "url": "https://www.sec.gov/Archives/edgar/data/1145986/000117184326005289/0001171843-26-005289-index.htm"
  },
  {
   "form": "8-K",
   "filed": "2026-05-18",
   "items": [
    "5.02 Departure or Election of Directors; Appointment of Officers",
    "5.07 Submission of Matters to a Vote of Security Holders",
    "7.01 Regulation FD Disclosure",
    "9.01 Financial Statements and Exhibits"
   ],
   "url": "https://www.sec.gov/Archives/edgar/data/1145986/000117184326003511/0001171843-26-003511-index.htm"
  },
  {
   "form": "10-Q",
   "filed": "2026-05-08",
   "items": [],
   "url": "https://www.sec.gov/Archives/edgar/data/1145986/000119312526214672/0001193125-26-214672-index.htm"
  },
  {
   "form": "8-K",
   "filed": "2026-05-07",
   "items": [
    "2.02 Results of Operations and Financial Condition",
    "7.01 Regulation FD Disclosure",
    "9.01 Financial Statements and Exhibits"
   ],
   "url": "https://www.sec.gov/Archives/edgar/data/1145986/000117184326003109/0001171843-26-003109-index.htm"
  }
 ],
 "events12m": 8,
 "sources": {
  "facts": "https://data.sec.gov/api/xbrl/companyfacts/CIK0001145986.json",
  "filings": "https://www.sec.gov/cgi-bin/browse-edgar?action=getcompany&CIK=1145986"
 },
 "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 ASPEN AEROGELS, INC. ($ASPN). Last filing: 8-K (7.01 Regulation FD Disclosure), 2026-09-15. 8 event filings (8-K) in the past twelve months.",
 "auditor": {
  "changes": [],
  "nonReliance": [],
  "restatedSince": null
 },
 "metrics": {
  "fiscalYearEnd": "2025-12-31",
  "revenue": 271103000,
  "revenueGrowth1y": -0.4011407138076294,
  "revenueGrowthPerYear": 0.221885597210163,
  "yearsOfData": 5,
  "operatingMargin": -1.395145018682936,
  "operatingMarginPrior": 0.1204663584412601,
  "netMargin": -1.4369151208212376,
  "operatingCashFlow": 32872000,
  "capitalSpending": 37449000,
  "freeCashFlow": -4577000,
  "researchAndDevelopment": 13416000,
  "researchShareOfRevenue": 0.049486726447143706,
  "cash": 156857000,
  "longTermDebt": 65455000,
  "longTermDebtChange": -0.310717031202283,
  "revenueHistory": [
   {
    "fiscalYearEnd": "2021-12-31",
    "revenue": 121622000
   },
   {
    "fiscalYearEnd": "2022-12-31",
    "revenue": 180364000
   },
   {
    "fiscalYearEnd": "2023-12-31",
    "revenue": 238718000
   },
   {
    "fiscalYearEnd": "2024-12-31",
    "revenue": 452699000
   },
   {
    "fiscalYearEnd": "2025-12-31",
    "revenue": 271103000
   }
  ],
  "totalEquity": 235518000,
  "totalAssets": 406679000,
  "equityRatio": 0.5791250593219713,
  "returnOnEquity": -1.6540221978787184,
  "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": 186512091.77700952,
   "high": 299771843.2491033,
   "baseline": 236450420.60979912,
   "n": 4309,
   "band": "b01"
  },
  "ifPaceHeld": {
   "low": 186512091.77700952,
   "high": 299771843.2491033
  }
 },
 "edgarette": "🔖 Exposure: revenue $271.1M (FY2025), total debt $65.5M. Experience: revenue down 40.1% on the year, up 22.2% a year over 4 years; operating margin -139.5%, down from 12.0%. Soundness: equity 57.9% of assets, return on equity -165.4%. Credibility: four or more audited years, reasonable weight. Range: 80% of past cases like this landed between $186.5M and $299.8M next year (method v3, set from 4,309 SEC company-years; on a year the method never saw, 83% landed inside). A range, not a forecast. Against peers (43 filers, $50M+ revenue, its industry group): operating margin -139.5% against a 5.0% median; growth -40.1% against 4.3%.",
 "peers": {
  "sic": 5030,
  "sicDescription": "Wholesale-Lumber & Other Construction Materials",
  "calendarYear": 2025,
  "minRevenue": 50000000,
  "depth": 2,
  "group": "50",
  "growth": [
   0.0427,
   44
  ],
  "opMargin": [
   0.0495,
   43
  ],
  "equityRatio": [
   0.3754,
   43
  ],
  "returnOnEquity": [
   0.0979,
   41
  ],
  "payoutRatio": [
   0.342,
   23
  ]
 },
 "summary": "Aspen Aerogels (ASPN) saw revenue fall 40.1% in FY2025 to $271 million, operating margin -140% against a 5.0% median for wholesale-lumber & other construction materials, equity 57.9% of assets. Every figure is from the company’s own annual report filed with the SEC.",
 "chart": "<figure class=\"cmp\"><figcaption>ASPEN AEROGELS, 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=\"288.5516666666666\" y1=\"20\" x2=\"288.5516666666666\" y2=\"40\" stroke=\"#c9a84c\" stroke-width=\"2.5\"/><title>Peer median 5.0%</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\">-139.5%</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=\"313.4751428571428\" y1=\"46\" x2=\"313.4751428571428\" y2=\"66\" stroke=\"#c9a84c\" stroke-width=\"2.5\"/><title>Peer median 4.3%</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\">-40.1%</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=\"274.8852\" y1=\"72\" x2=\"274.8852\" y2=\"92\" stroke=\"#c9a84c\" stroke-width=\"2.5\"/><title>Peer median 37.5%</title><circle cx=\"343.74427005082634\" 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\">57.9%</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=\"273.86275\" y1=\"98\" x2=\"273.86275\" y2=\"118\" stroke=\"#c9a84c\" stroke-width=\"2.5\"/><title>Peer median 9.8%</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\">-165.4%</text><text x=\"0\" y=\"136\" font-size=\"10\" fill=\"#8b8375\">Gold tick: the median of 41–43 peers with $50M+ revenue in wholesale-lumber &amp; other construction materials</text></svg></figure>",
 "chartHorizon": null,
 "backtest": {
  "tests": 10,
  "hits": 3,
  "rate": 0.3,
  "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": "2026-09-20T15:23:08.640Z",
  "hash": "52f5743a62d18ea5",
  "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": "Aspen Aerogels (ASPN) saw revenue fall 40.1% in FY2025 to $271 million, operating margin -140% against a 5.0% median for wholesale-lumber & other construction materials, equity 57.9% of assets. Every figure is from the company’s own annual report filed with the SEC.",
  "exposure": {
   "fiscalYearEnd": "2025-12-31",
   "revenue": 271103000,
   "totalDebt": 65455000,
   "cash": 156857000
  },
  "experience": {
   "revenueGrowth1y": -0.4011407138076294,
   "revenueGrowthPerYear": 0.221885597210163,
   "operatingMargin": -1.395145018682936,
   "operatingMarginPrior": 0.1204663584412601,
   "netMargin": -1.4369151208212376,
   "freeCashFlow": -4577000
  },
  "soundness": {
   "equityRatio": 0.5791250593219713,
   "returnOnEquity": -1.6540221978787184,
   "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": 5030,
   "sicDescription": "Wholesale-Lumber & Other Construction Materials",
   "calendarYear": 2025,
   "minRevenue": 50000000,
   "depth": 2,
   "group": "50",
   "growth": [
    0.0427,
    44
   ],
   "opMargin": [
    0.0495,
    43
   ],
   "equityRatio": [
    0.3754,
    43
   ],
   "returnOnEquity": [
    0.0979,
    41
   ],
   "payoutRatio": [
    0.342,
    23
   ]
  },
  "credibility": {
   "auditedYears": 5,
   "weight": "reasonable",
   "standard": "ASOP No. 25",
   "nonReliance": null,
   "auditorChange": null
  },
  "range": {
   "low": 186512091.77700952,
   "high": 299771843.2491033,
   "baseline": 236450420.60979912,
   "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": 4309,
    "sizeBand": "b01"
   },
   "kind": "a calibrated range, not a forecast; no view on the share price",
   "track": {
    "backtest": {
     "tests": 10,
     "hits": 3,
     "rate": 0.3,
     "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": "2026-09-20T15:23:08.640Z",
     "hash": "52f5743a62d18ea5",
     "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/CIK0001145986.json",
   "filings": "https://www.sec.gov/cgi-bin/browse-edgar?action=getcompany&CIK=1145986"
  }
 },
 "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."
 }
}