Listed

Aspen Aerogels Inc

ASPNNYSECIK 1145986Consumer discretionaryFiscal year ends Dec 31

Standardized line items from XBRL company facts, the last twelve quarters. Negative values are in parentheses. A figure marked d is derived from year-to-date figures.

Income statement

Revenue$49.8m, Q2 FY2026
Operating income−$28.8m, Q2 FY2026
Net income−$23.3m, Q2 FY2026
Aspen Aerogels Inc, income statement, quarterly
Line itemUnitQ3 FY20232023-09-30Q4 FY20232023-12-31Q1 FY20242024-03-31Q2 FY20242024-06-30Q3 FY20242024-09-30Q4 FY20242024-12-31Q1 FY20252025-03-31Q2 FY20252025-06-30Q3 FY20252025-09-30Q4 FY20252025-12-31Q1 FY20262026-03-31Q2 FY20262026-06-30
Revenue$m60.8Revenue, Q3 FY2023, three months to 2023-09-30$60.8m. XBRL concept us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax. 10-Q filed 2024-11-07, accession 0000950170-24-123427.Report this figure84.2Revenue, Q4 FY2023, three months to 2023-12-31$84.2m. XBRL concept us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax. 10-K/A filed 2026-03-23, accession 0001193125-26-119892. Derived: 12-month figure less the 9-month figure.Report this figure94.5Revenue, Q1 FY2024, three months to 2024-03-31$94.5m. XBRL concept us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax. 10-Q filed 2025-05-08, accession 0000950170-25-066992.Report this figure118Revenue, Q2 FY2024, three months to 2024-06-30$117.8m. XBRL concept us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax. 10-Q filed 2025-08-07, accession 0001193125-25-175489.Report this figure117Revenue, Q3 FY2024, three months to 2024-09-30$117.3m. XBRL concept us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax. 10-Q filed 2025-11-06, accession 0001193125-25-270038.Report this figure123Revenue, Q4 FY2024, three months to 2024-12-31$123.1m. XBRL concept us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax. 10-K/A filed 2026-03-23, accession 0001193125-26-119892. Derived: 12-month figure less the 9-month figure.Report this figure78.7Revenue, Q1 FY2025, three months to 2025-03-31$78.7m. XBRL concept us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax. 10-Q filed 2026-05-08, accession 0001193125-26-214672.Report this figure78.0Revenue, Q2 FY2025, three months to 2025-06-30$78.0m. XBRL concept us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax. 10-Q filed 2026-08-07, accession 0001193125-26-340275.Report this figure73.0Revenue, Q3 FY2025, three months to 2025-09-30$73.0m. XBRL concept us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax. 10-Q filed 2025-11-06, accession 0001193125-25-270038.Report this figure41.3Revenue, Q4 FY2025, three months to 2025-12-31$41.3m. XBRL concept us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax. 10-K/A filed 2026-03-23, accession 0001193125-26-119892. Derived: 12-month figure less the 9-month figure.Report this figure37.9Revenue, Q1 FY2026, three months to 2026-03-31$37.9m. XBRL concept us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax. 10-Q filed 2026-05-08, accession 0001193125-26-214672.Report this figure49.8Revenue, Q2 FY2026, three months to 2026-06-30$49.8m. XBRL concept us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax. 10-Q filed 2026-08-07, accession 0001193125-26-340275.Report this figure
Cost of revenue$m46.9Cost of revenue, Q3 FY2023, three months to 2023-09-30$46.9m. XBRL concept us-gaap:CostOfGoodsAndServicesSold. 10-Q filed 2024-11-07, accession 0000950170-24-123427.Report this figure54.6Cost of revenue, Q4 FY2023, three months to 2023-12-31$54.6m. XBRL concept us-gaap:CostOfGoodsAndServicesSold. 10-K/A filed 2026-03-23, accession 0001193125-26-119892. Derived: 12-month figure less the 9-month figure.Report this figure59.4Cost of revenue, Q1 FY2024, three months to 2024-03-31$59.4m. XBRL concept us-gaap:CostOfGoodsAndServicesSold. 10-Q filed 2025-05-08, accession 0000950170-25-066992.Report this figure66.2Cost of revenue, Q2 FY2024, three months to 2024-06-30$66.2m. XBRL concept us-gaap:CostOfGoodsAndServicesSold. 10-Q filed 2025-08-07, accession 0001193125-25-175489.Report this figure68.3Cost of revenue, Q3 FY2024, three months to 2024-09-30$68.3m. XBRL concept us-gaap:CostOfGoodsAndServicesSold. 10-Q filed 2025-11-06, accession 0001193125-25-270038.Report this figure76.0Cost of revenue, Q4 FY2024, three months to 2024-12-31$76.0m. XBRL concept us-gaap:CostOfGoodsAndServicesSold. 10-K/A filed 2026-03-23, accession 0001193125-26-119892. Derived: 12-month figure less the 9-month figure.Report this figure55.9Cost of revenue, Q1 FY2025, three months to 2025-03-31$55.9m. XBRL concept us-gaap:CostOfGoodsAndServicesSold. 10-Q filed 2026-05-08, accession 0001193125-26-214672.Report this figure52.7Cost of revenue, Q2 FY2025, three months to 2025-06-30$52.7m. XBRL concept us-gaap:CostOfGoodsAndServicesSold. 10-Q filed 2026-08-07, accession 0001193125-26-340275.Report this figure52.2Cost of revenue, Q3 FY2025, three months to 2025-09-30$52.2m. XBRL concept us-gaap:CostOfGoodsAndServicesSold. 10-Q filed 2025-11-06, accession 0001193125-25-270038.Report this figure64.3Cost of revenue, Q4 FY2025, three months to 2025-12-31$64.3m. XBRL concept us-gaap:CostOfGoodsAndServicesSold. 10-K/A filed 2026-03-23, accession 0001193125-26-119892. Derived: 12-month figure less the 9-month figure.Report this figure33.6Cost of revenue, Q1 FY2026, three months to 2026-03-31$33.6m. XBRL concept us-gaap:CostOfGoodsAndServicesSold. 10-Q filed 2026-05-08, accession 0001193125-26-214672.Report this figure46.6Cost of revenue, Q2 FY2026, three months to 2026-06-30$46.6m. XBRL concept us-gaap:CostOfGoodsAndServicesSold. 10-Q filed 2026-08-07, accession 0001193125-26-340275.Report this figure
Gross profit$m13.8Gross profit, Q3 FY2023, three months to 2023-09-30$13.8m. XBRL concept us-gaap:GrossProfit. 10-Q filed 2024-11-07, accession 0000950170-24-123427.Report this figure29.6Gross profit, Q4 FY2023, three months to 2023-12-31$29.6m. XBRL concept us-gaap:GrossProfit. 10-K/A filed 2026-03-23, accession 0001193125-26-119892. Derived: 12-month figure less the 9-month figure.Report this figure35.1Gross profit, Q1 FY2024, three months to 2024-03-31$35.1m. XBRL concept us-gaap:GrossProfit. 10-Q filed 2025-05-08, accession 0000950170-25-066992.Report this figure51.6Gross profit, Q2 FY2024, three months to 2024-06-30$51.6m. XBRL concept us-gaap:GrossProfit. 10-Q filed 2025-08-07, accession 0001193125-25-175489.Report this figure49.0Gross profit, Q3 FY2024, three months to 2024-09-30$49.0m. XBRL concept us-gaap:GrossProfit. 10-Q filed 2025-11-06, accession 0001193125-25-270038.Report this figure47.1Gross profit, Q4 FY2024, three months to 2024-12-31$47.1m. XBRL concept us-gaap:GrossProfit. 10-K/A filed 2026-03-23, accession 0001193125-26-119892. Derived: 12-month figure less the 9-month figure.Report this figure22.8Gross profit, Q1 FY2025, three months to 2025-03-31$22.8m. XBRL concept us-gaap:GrossProfit. 10-Q filed 2026-05-08, accession 0001193125-26-214672.Report this figure25.3Gross profit, Q2 FY2025, three months to 2025-06-30$25.3m. XBRL concept us-gaap:GrossProfit. 10-Q filed 2026-08-07, accession 0001193125-26-340275.Report this figure20.8Gross profit, Q3 FY2025, three months to 2025-09-30$20.8m. XBRL concept us-gaap:GrossProfit. 10-Q filed 2025-11-06, accession 0001193125-25-270038.Report this figure(22.9)Gross profit, Q4 FY2025, three months to 2025-12-31−$22.9m. XBRL concept us-gaap:GrossProfit. 10-K/A filed 2026-03-23, accession 0001193125-26-119892. Derived: 12-month figure less the 9-month figure.Report this figure4.3Gross profit, Q1 FY2026, three months to 2026-03-31$4.3m. XBRL concept us-gaap:GrossProfit. 10-Q filed 2026-05-08, accession 0001193125-26-214672.Report this figure3.3Gross profit, Q2 FY2026, three months to 2026-06-30$3.3m. XBRL concept us-gaap:GrossProfit. 10-Q filed 2026-08-07, accession 0001193125-26-340275.Report this figure
Research and development$m4.2Research and development, Q3 FY2023, three months to 2023-09-30$4.2m. XBRL concept us-gaap:ResearchAndDevelopmentExpense. 10-Q filed 2024-11-07, accession 0000950170-24-123427.Report this figure4.1Research and development, Q4 FY2023, three months to 2023-12-31$4.1m. XBRL concept us-gaap:ResearchAndDevelopmentExpense. 10-K/A filed 2026-03-23, accession 0001193125-26-119892. Derived: 12-month figure less the 9-month figure.Report this figure4.5Research and development, Q1 FY2024, three months to 2024-03-31$4.5m. XBRL concept us-gaap:ResearchAndDevelopmentExpense. 10-Q filed 2025-05-08, accession 0000950170-25-066992.Report this figure4.6Research and development, Q2 FY2024, three months to 2024-06-30$4.6m. XBRL concept us-gaap:ResearchAndDevelopmentExpense. 10-Q filed 2025-08-07, accession 0001193125-25-175489.Report this figure4.6Research and development, Q3 FY2024, three months to 2024-09-30$4.6m. XBRL concept us-gaap:ResearchAndDevelopmentExpense. 10-Q filed 2025-11-06, accession 0001193125-25-270038.Report this figure4.4Research and development, Q4 FY2024, three months to 2024-12-31$4.4m. XBRL concept us-gaap:ResearchAndDevelopmentExpense. 10-K/A filed 2026-03-23, accession 0001193125-26-119892. Derived: 12-month figure less the 9-month figure.Report this figure4.3Research and development, Q1 FY2025, three months to 2025-03-31$4.3m. XBRL concept us-gaap:ResearchAndDevelopmentExpense. 10-Q filed 2026-05-08, accession 0001193125-26-214672.Report this figure3.8Research and development, Q2 FY2025, three months to 2025-06-30$3.8m. XBRL concept us-gaap:ResearchAndDevelopmentExpense. 10-Q filed 2026-08-07, accession 0001193125-26-340275.Report this figure2.5Research and development, Q3 FY2025, three months to 2025-09-30$2.5m. XBRL concept us-gaap:ResearchAndDevelopmentExpense. 10-Q filed 2025-11-06, accession 0001193125-25-270038.Report this figure2.8Research and development, Q4 FY2025, three months to 2025-12-31$2.8m. XBRL concept us-gaap:ResearchAndDevelopmentExpense. 10-K/A filed 2026-03-23, accession 0001193125-26-119892. Derived: 12-month figure less the 9-month figure.Report this figure2.7Research and development, Q1 FY2026, three months to 2026-03-31$2.7m. XBRL concept us-gaap:ResearchAndDevelopmentExpense. 10-Q filed 2026-05-08, accession 0001193125-26-214672.Report this figure3.2Research and development, Q2 FY2026, three months to 2026-06-30$3.2m. XBRL concept us-gaap:ResearchAndDevelopmentExpense. 10-Q filed 2026-08-07, accession 0001193125-26-340275.Report this figure
Operating income$m(14.6)Operating income, Q3 FY2023, three months to 2023-09-30−$14.6m. XBRL concept us-gaap:OperatingIncomeLoss. 10-Q filed 2024-11-07, accession 0000950170-24-123427.Report this figure1.4Operating income, Q4 FY2023, three months to 2023-12-31$1.4m. XBRL concept us-gaap:OperatingIncomeLoss. 10-K/A filed 2026-03-23, accession 0001193125-26-119892. Derived: 12-month figure less the 9-month figure.Report this figure2.4Operating income, Q1 FY2024, three months to 2024-03-31$2.4m. XBRL concept us-gaap:OperatingIncomeLoss. 10-Q filed 2025-05-08, accession 0000950170-25-066992.Report this figure20.0Operating income, Q2 FY2024, three months to 2024-06-30$20.0m. XBRL concept us-gaap:OperatingIncomeLoss. 10-Q filed 2025-08-07, accession 0001193125-25-175489.Report this figure17.4Operating income, Q3 FY2024, three months to 2024-09-30$17.4m. XBRL concept us-gaap:OperatingIncomeLoss. 10-Q filed 2025-11-06, accession 0001193125-25-270038.Report this figure14.7Operating income, Q4 FY2024, three months to 2024-12-31$14.7m. XBRL concept us-gaap:OperatingIncomeLoss. 10-K/A filed 2026-03-23, accession 0001193125-26-119892. Derived: 12-month figure less the 9-month figure.Report this figure(299)Operating income, Q1 FY2025, three months to 2025-03-31−$299.3m. XBRL concept us-gaap:OperatingIncomeLoss. 10-Q filed 2026-05-08, accession 0001193125-26-214672.Report this figure(5.2)Operating income, Q2 FY2025, three months to 2025-06-30−$5.2m. XBRL concept us-gaap:OperatingIncomeLoss. 10-Q filed 2026-08-07, accession 0001193125-26-340275.Report this figure(3.3)Operating income, Q3 FY2025, three months to 2025-09-30−$3.3m. XBRL concept us-gaap:OperatingIncomeLoss. 10-Q filed 2025-11-06, accession 0001193125-25-270038.Report this figure(70.4)Operating income, Q4 FY2025, three months to 2025-12-31−$70.4m. XBRL concept us-gaap:OperatingIncomeLoss. 10-K/A filed 2026-03-23, accession 0001193125-26-119892. Derived: 12-month figure less the 9-month figure.Report this figure(20.8)Operating income, Q1 FY2026, three months to 2026-03-31−$20.8m. XBRL concept us-gaap:OperatingIncomeLoss. 10-Q filed 2026-05-08, accession 0001193125-26-214672.Report this figure(28.8)Operating income, Q2 FY2026, three months to 2026-06-30−$28.8m. XBRL concept us-gaap:OperatingIncomeLoss. 10-Q filed 2026-08-07, accession 0001193125-26-340275.Report this figure
Interest expense$mnot reportednot reportednot reportednot reportednot reportednot reportednot reportednot reportednot reportednot reportednot reportednot reported
Income tax$mnot reportednot reported0.8Income tax, Q1 FY2024, three months to 2024-03-31$756.0k. XBRL concept us-gaap:IncomeTaxExpenseBenefit. 10-Q filed 2025-05-08, accession 0000950170-25-066992.Report this figure0.9Income tax, Q2 FY2024, three months to 2024-06-30$866.0k. XBRL concept us-gaap:IncomeTaxExpenseBenefit. 10-Q filed 2025-08-07, accession 0001193125-25-175489.Report this figure0.3Income tax, Q3 FY2024, three months to 2024-09-30$267.0k. XBRL concept us-gaap:IncomeTaxExpenseBenefit. 10-Q filed 2025-11-06, accession 0001193125-25-270038.Report this figure(0.2)Income tax, Q4 FY2024, three months to 2024-12-31−$175.0k. XBRL concept us-gaap:IncomeTaxExpenseBenefit. 10-K/A filed 2026-03-23, accession 0001193125-26-119892. Derived: 12-month figure less the 9-month figure.Report this figure1.1Income tax, Q1 FY2025, three months to 2025-03-31$1.1m. XBRL concept us-gaap:IncomeTaxExpenseBenefit. 10-Q filed 2026-05-08, accession 0001193125-26-214672.Report this figure0.8Income tax, Q2 FY2025, three months to 2025-06-30$821.0k. XBRL concept us-gaap:IncomeTaxExpenseBenefit. 10-Q filed 2026-08-07, accession 0001193125-26-340275.Report this figure0.6Income tax, Q3 FY2025, three months to 2025-09-30$594.0k. XBRL concept us-gaap:IncomeTaxExpenseBenefit. 10-Q filed 2025-11-06, accession 0001193125-25-270038.Report this figure(0.1)Income tax, Q4 FY2025, three months to 2025-12-31−$97.0k. XBRL concept us-gaap:IncomeTaxExpenseBenefit. 10-K/A filed 2026-03-23, accession 0001193125-26-119892. Derived: 12-month figure less the 9-month figure.Report this figure(0.3)Income tax, Q1 FY2026, three months to 2026-03-31−$253.0k. XBRL concept us-gaap:IncomeTaxExpenseBenefit. 10-Q filed 2026-05-08, accession 0001193125-26-214672.Report this figure0.6Income tax, Q2 FY2026, three months to 2026-06-30$619.0k. XBRL concept us-gaap:IncomeTaxExpenseBenefit. 10-Q filed 2026-08-07, accession 0001193125-26-340275.Report this figure
Net income$m(13.1)Net income, Q3 FY2023, three months to 2023-09-30−$13.1m. XBRL concept us-gaap:NetIncomeLoss. 10-Q filed 2024-11-07, accession 0000950170-24-123427.Report this figure(0.5)Net income, Q4 FY2023, three months to 2023-12-31−$519.0k. XBRL concept us-gaap:NetIncomeLoss. 10-K/A filed 2026-03-23, accession 0001193125-26-119892. Derived: 12-month figure less the 9-month figure.Report this figure(1.8)Net income, Q1 FY2024, three months to 2024-03-31−$1.8m. XBRL concept us-gaap:NetIncomeLoss. 10-Q filed 2025-11-06, accession 0001193125-25-270038.Report this figure16.8Net income, Q2 FY2024, three months to 2024-06-30$16.8m. XBRL concept us-gaap:NetIncomeLoss. 10-Q filed 2025-11-06, accession 0001193125-25-270038.Report this figure(13.0)Net income, Q3 FY2024, three months to 2024-09-30−$13.0m. XBRL concept us-gaap:NetIncomeLoss. 10-Q filed 2025-11-06, accession 0001193125-25-270038.Report this figure11.4Net income, Q4 FY2024, three months to 2024-12-31$11.4m. XBRL concept us-gaap:NetIncomeLoss. 10-K/A filed 2026-03-23, accession 0001193125-26-119892. Derived: 12-month figure less the 9-month figure.Report this figure(301)Net income, Q1 FY2025, three months to 2025-03-31−$301.2m. XBRL concept us-gaap:NetIncomeLoss. 10-Q filed 2026-08-07, accession 0001193125-26-340275.Report this figure(9.1)Net income, Q2 FY2025, three months to 2025-06-30−$9.1m. XBRL concept us-gaap:NetIncomeLoss. 10-Q filed 2026-08-07, accession 0001193125-26-340275.Report this figure(6.3)Net income, Q3 FY2025, three months to 2025-09-30−$6.3m. XBRL concept us-gaap:NetIncomeLoss. 10-Q filed 2025-11-06, accession 0001193125-25-270038.Report this figure(72.9)Net income, Q4 FY2025, three months to 2025-12-31−$72.9m. XBRL concept us-gaap:NetIncomeLoss. 10-K/A filed 2026-03-23, accession 0001193125-26-119892. Derived: 12-month figure less the 9-month figure.Report this figure(23.7)Net income, Q1 FY2026, three months to 2026-03-31−$23.7m. XBRL concept us-gaap:NetIncomeLoss. 10-Q filed 2026-08-07, accession 0001193125-26-340275.Report this figure(23.3)Net income, Q2 FY2026, three months to 2026-06-30−$23.3m. XBRL concept us-gaap:NetIncomeLoss. 10-Q filed 2026-08-07, accession 0001193125-26-340275.Report this figure
Diluted EPS$ per share(0.19)Diluted EPS, Q3 FY2023, three months to 2023-09-30−$0.19 per share. XBRL concept us-gaap:EarningsPerShareDiluted. 10-Q filed 2024-11-07, accession 0000950170-24-123427.Report this figurenot reported(0.02)Diluted EPS, Q1 FY2024, three months to 2024-03-31−$0.02 per share. XBRL concept us-gaap:EarningsPerShareDiluted. 10-Q filed 2025-05-08, accession 0000950170-25-066992.Report this figure0.21Diluted EPS, Q2 FY2024, three months to 2024-06-30$0.21 per share. XBRL concept us-gaap:EarningsPerShareDiluted. 10-Q filed 2025-08-07, accession 0001193125-25-175489.Report this figure(0.17)Diluted EPS, Q3 FY2024, three months to 2024-09-30−$0.17 per share. XBRL concept us-gaap:EarningsPerShareDiluted. 10-Q filed 2025-11-06, accession 0001193125-25-270038.Report this figurenot reported(3.67)Diluted EPS, Q1 FY2025, three months to 2025-03-31−$3.67 per share. XBRL concept us-gaap:EarningsPerShareDiluted. 10-Q filed 2026-05-08, accession 0001193125-26-214672.Report this figure(0.11)Diluted EPS, Q2 FY2025, three months to 2025-06-30−$0.11 per share. XBRL concept us-gaap:EarningsPerShareDiluted. 10-Q filed 2026-08-07, accession 0001193125-26-340275.Report this figure(0.08)Diluted EPS, Q3 FY2025, three months to 2025-09-30−$0.08 per share. XBRL concept us-gaap:EarningsPerShareDiluted. 10-Q filed 2025-11-06, accession 0001193125-25-270038.Report this figurenot reported(0.29)Diluted EPS, Q1 FY2026, three months to 2026-03-31−$0.29 per share. XBRL concept us-gaap:EarningsPerShareDiluted. 10-Q filed 2026-05-08, accession 0001193125-26-214672.Report this figure(0.28)Diluted EPS, Q2 FY2026, three months to 2026-06-30−$0.28 per share. XBRL concept us-gaap:EarningsPerShareDiluted. 10-Q filed 2026-08-07, accession 0001193125-26-340275.Report this figure
Basic EPS$ per share(0.19)Basic EPS, Q3 FY2023, three months to 2023-09-30−$0.19 per share. XBRL concept us-gaap:EarningsPerShareBasic. 10-Q filed 2024-11-07, accession 0000950170-24-123427.Report this figurenot reported(0.02)Basic EPS, Q1 FY2024, three months to 2024-03-31−$0.02 per share. XBRL concept us-gaap:EarningsPerShareBasic. 10-Q filed 2025-05-08, accession 0000950170-25-066992.Report this figure0.22Basic EPS, Q2 FY2024, three months to 2024-06-30$0.22 per share. XBRL concept us-gaap:EarningsPerShareBasic. 10-Q filed 2025-08-07, accession 0001193125-25-175489.Report this figure(0.17)Basic EPS, Q3 FY2024, three months to 2024-09-30−$0.17 per share. XBRL concept us-gaap:EarningsPerShareBasic. 10-Q filed 2025-11-06, accession 0001193125-25-270038.Report this figurenot reported(3.67)Basic EPS, Q1 FY2025, three months to 2025-03-31−$3.67 per share. XBRL concept us-gaap:EarningsPerShareBasic. 10-Q filed 2026-05-08, accession 0001193125-26-214672.Report this figure(0.11)Basic EPS, Q2 FY2025, three months to 2025-06-30−$0.11 per share. XBRL concept us-gaap:EarningsPerShareBasic. 10-Q filed 2026-08-07, accession 0001193125-26-340275.Report this figure(0.08)Basic EPS, Q3 FY2025, three months to 2025-09-30−$0.08 per share. XBRL concept us-gaap:EarningsPerShareBasic. 10-Q filed 2025-11-06, accession 0001193125-25-270038.Report this figurenot reported(0.29)Basic EPS, Q1 FY2026, three months to 2026-03-31−$0.29 per share. XBRL concept us-gaap:EarningsPerShareBasic. 10-Q filed 2026-05-08, accession 0001193125-26-214672.Report this figure(0.28)Basic EPS, Q2 FY2026, three months to 2026-06-30−$0.28 per share. XBRL concept us-gaap:EarningsPerShareBasic. 10-Q filed 2026-08-07, accession 0001193125-26-340275.Report this figure

Balance sheet

Cash and equivalents$151.7m, Q2 FY2026
Long-term debt$57.0m, Q2 FY2026
Shareholders' equity$192.5m, Q2 FY2026
Aspen Aerogels Inc, balance sheet, quarterly
Line itemUnitQ3 FY20232023-09-30FY20232023-12-31Q1 FY20242024-03-31Q2 FY20242024-06-30Q3 FY20242024-09-30FY20242024-12-31Q1 FY20252025-03-31Q2 FY20252025-06-30Q3 FY20252025-09-30FY20252025-12-31Q1 FY20262026-03-31Q2 FY20262026-06-30
Cash and equivalents$m94.6Cash and equivalents, Q3 FY2023, at 2023-09-30$94.6m. XBRL concept us-gaap:CashAndCashEquivalentsAtCarryingValue. 10-Q filed 2023-11-02, accession 0000950170-23-058227.Report this figure140Cash and equivalents, FY2023, at 2023-12-31$139.7m. XBRL concept us-gaap:CashAndCashEquivalentsAtCarryingValue. 10-K filed 2025-02-27, accession 0000950170-25-029252.Report this figure101Cash and equivalents, Q1 FY2024, at 2024-03-31$101.5m. XBRL concept us-gaap:CashAndCashEquivalentsAtCarryingValue. 10-Q filed 2024-05-02, accession 0000950170-24-052139.Report this figure91.4Cash and equivalents, Q2 FY2024, at 2024-06-30$91.4m. XBRL concept us-gaap:CashAndCashEquivalentsAtCarryingValue. 10-Q filed 2024-08-08, accession 0000950170-24-094005.Report this figure113Cash and equivalents, Q3 FY2024, at 2024-09-30$113.5m. XBRL concept us-gaap:CashAndCashEquivalentsAtCarryingValue. 10-Q filed 2024-11-07, accession 0000950170-24-123427.Report this figure221Cash and equivalents, FY2024, at 2024-12-31$220.9m. XBRL concept us-gaap:CashAndCashEquivalentsAtCarryingValue. 10-K/A filed 2026-03-23, accession 0001193125-26-119892.Report this figure192Cash and equivalents, Q1 FY2025, at 2025-03-31$192.0m. XBRL concept us-gaap:CashAndCashEquivalentsAtCarryingValue. 10-Q filed 2025-05-08, accession 0000950170-25-066992.Report this figure168Cash and equivalents, Q2 FY2025, at 2025-06-30$167.6m. XBRL concept us-gaap:CashAndCashEquivalentsAtCarryingValue. 10-Q filed 2025-08-07, accession 0001193125-25-175489.Report this figure151Cash and equivalents, Q3 FY2025, at 2025-09-30$150.7m. XBRL concept us-gaap:CashAndCashEquivalentsAtCarryingValue. 10-Q filed 2025-11-06, accession 0001193125-25-270038.Report this figure157Cash and equivalents, FY2025, at 2025-12-31$156.9m. XBRL concept us-gaap:CashAndCashEquivalentsAtCarryingValue. 10-Q filed 2026-08-07, accession 0001193125-26-340275.Report this figure174Cash and equivalents, Q1 FY2026, at 2026-03-31$173.9m. XBRL concept us-gaap:CashAndCashEquivalentsAtCarryingValue. 10-Q filed 2026-05-08, accession 0001193125-26-214672.Report this figure152Cash and equivalents, Q2 FY2026, at 2026-06-30$151.7m. XBRL concept us-gaap:CashAndCashEquivalentsAtCarryingValue. 10-Q filed 2026-08-07, accession 0001193125-26-340275.Report this figure
Current assets$m200Current assets, Q3 FY2023, at 2023-09-30$200.4m. XBRL concept us-gaap:AssetsCurrent. 10-Q filed 2023-11-02, accession 0000950170-23-058227.Report this figure266Current assets, FY2023, at 2023-12-31$266.3m. XBRL concept us-gaap:AssetsCurrent. 10-K filed 2025-02-27, accession 0000950170-25-029252.Report this figure255Current assets, Q1 FY2024, at 2024-03-31$255.1m. XBRL concept us-gaap:AssetsCurrent. 10-Q filed 2024-05-02, accession 0000950170-24-052139.Report this figure289Current assets, Q2 FY2024, at 2024-06-30$288.5m. XBRL concept us-gaap:AssetsCurrent. 10-Q filed 2024-08-08, accession 0000950170-24-094005.Report this figure306Current assets, Q3 FY2024, at 2024-09-30$305.9m. XBRL concept us-gaap:AssetsCurrent. 10-Q filed 2024-11-07, accession 0000950170-24-123427.Report this figure409Current assets, FY2024, at 2024-12-31$409.4m. XBRL concept us-gaap:AssetsCurrent. 10-K/A filed 2026-03-23, accession 0001193125-26-119892.Report this figure344Current assets, Q1 FY2025, at 2025-03-31$343.9m. XBRL concept us-gaap:AssetsCurrent. 10-Q filed 2025-05-08, accession 0000950170-25-066992.Report this figure310Current assets, Q2 FY2025, at 2025-06-30$310.5m. XBRL concept us-gaap:AssetsCurrent. 10-Q filed 2025-08-07, accession 0001193125-25-175489.Report this figure279Current assets, Q3 FY2025, at 2025-09-30$278.9m. XBRL concept us-gaap:AssetsCurrent. 10-Q filed 2025-11-06, accession 0001193125-25-270038.Report this figure242Current assets, FY2025, at 2025-12-31$242.1m. XBRL concept us-gaap:AssetsCurrent. 10-Q filed 2026-08-07, accession 0001193125-26-340275.Report this figure254Current assets, Q1 FY2026, at 2026-03-31$254.0m. XBRL concept us-gaap:AssetsCurrent. 10-Q filed 2026-05-08, accession 0001193125-26-214672.Report this figure248Current assets, Q2 FY2026, at 2026-06-30$248.5m. XBRL concept us-gaap:AssetsCurrent. 10-Q filed 2026-08-07, accession 0001193125-26-340275.Report this figure
Total assets$m605Total assets, Q3 FY2023, at 2023-09-30$605.1m. XBRL concept us-gaap:Assets. 10-Q filed 2023-11-02, accession 0000950170-23-058227.Report this figure703Total assets, FY2023, at 2023-12-31$703.0m. XBRL concept us-gaap:Assets. 10-K filed 2025-02-27, accession 0000950170-25-029252.Report this figure698Total assets, Q1 FY2024, at 2024-03-31$698.0m. XBRL concept us-gaap:Assets. 10-Q filed 2024-05-02, accession 0000950170-24-052139.Report this figure749Total assets, Q2 FY2024, at 2024-06-30$748.6m. XBRL concept us-gaap:Assets. 10-Q filed 2024-08-08, accession 0000950170-24-094005.Report this figure783Total assets, Q3 FY2024, at 2024-09-30$782.6m. XBRL concept us-gaap:Assets. 10-Q filed 2024-11-07, accession 0000950170-24-123427.Report this figure895Total assets, FY2024, at 2024-12-31$895.1m. XBRL concept us-gaap:Assets. 10-K/A filed 2026-03-23, accession 0001193125-26-119892.Report this figure555Total assets, Q1 FY2025, at 2025-03-31$555.0m. XBRL concept us-gaap:Assets. 10-Q filed 2025-05-08, accession 0000950170-25-066992.Report this figure525Total assets, Q2 FY2025, at 2025-06-30$525.1m. XBRL concept us-gaap:Assets. 10-Q filed 2025-08-07, accession 0001193125-25-175489.Report this figure491Total assets, Q3 FY2025, at 2025-09-30$491.4m. XBRL concept us-gaap:Assets. 10-Q filed 2025-11-06, accession 0001193125-25-270038.Report this figure407Total assets, FY2025, at 2025-12-31$406.7m. XBRL concept us-gaap:Assets. 10-Q filed 2026-08-07, accession 0001193125-26-340275.Report this figure410Total assets, Q1 FY2026, at 2026-03-31$410.5m. XBRL concept us-gaap:Assets. 10-Q filed 2026-05-08, accession 0001193125-26-214672.Report this figure393Total assets, Q2 FY2026, at 2026-06-30$392.9m. XBRL concept us-gaap:Assets. 10-Q filed 2026-08-07, accession 0001193125-26-340275.Report this figure
Current liabilities$m61.3Current liabilities, Q3 FY2023, at 2023-09-30$61.3m. XBRL concept us-gaap:LiabilitiesCurrent. 10-Q filed 2023-11-02, accession 0000950170-23-058227.Report this figure78.1Current liabilities, FY2023, at 2023-12-31$78.1m. XBRL concept us-gaap:LiabilitiesCurrent. 10-K filed 2025-02-27, accession 0000950170-25-029252.Report this figure63.6Current liabilities, Q1 FY2024, at 2024-03-31$63.6m. XBRL concept us-gaap:LiabilitiesCurrent. 10-Q filed 2024-05-02, accession 0000950170-24-052139.Report this figure83.4Current liabilities, Q2 FY2024, at 2024-06-30$83.4m. XBRL concept us-gaap:LiabilitiesCurrent. 10-Q filed 2024-08-08, accession 0000950170-24-094005.Report this figure104Current liabilities, Q3 FY2024, at 2024-09-30$104.3m. XBRL concept us-gaap:LiabilitiesCurrent. 10-Q filed 2024-11-07, accession 0000950170-24-123427.Report this figure110Current liabilities, FY2024, at 2024-12-31$110.1m. XBRL concept us-gaap:LiabilitiesCurrent. 10-K/A filed 2026-03-23, accession 0001193125-26-119892.Report this figure81.4Current liabilities, Q1 FY2025, at 2025-03-31$81.4m. XBRL concept us-gaap:LiabilitiesCurrent. 10-Q filed 2025-05-08, accession 0000950170-25-066992.Report this figure78.0Current liabilities, Q2 FY2025, at 2025-06-30$78.0m. XBRL concept us-gaap:LiabilitiesCurrent. 10-Q filed 2025-08-07, accession 0001193125-25-175489.Report this figure70.7Current liabilities, Q3 FY2025, at 2025-09-30$70.7m. XBRL concept us-gaap:LiabilitiesCurrent. 10-Q filed 2025-11-06, accession 0001193125-25-270038.Report this figure62.0Current liabilities, FY2025, at 2025-12-31$62.0m. XBRL concept us-gaap:LiabilitiesCurrent. 10-Q filed 2026-08-07, accession 0001193125-26-340275.Report this figure87.8Current liabilities, Q1 FY2026, at 2026-03-31$87.8m. XBRL concept us-gaap:LiabilitiesCurrent. 10-Q filed 2026-05-08, accession 0001193125-26-214672.Report this figure98.6Current liabilities, Q2 FY2026, at 2026-06-30$98.6m. XBRL concept us-gaap:LiabilitiesCurrent. 10-Q filed 2026-08-07, accession 0001193125-26-340275.Report this figure
Total liabilities$m195Total liabilities, Q3 FY2023, at 2023-09-30$195.3m. XBRL concept us-gaap:Liabilities. 10-Q filed 2023-11-02, accession 0000950170-23-058227.Report this figure215Total liabilities, FY2023, at 2023-12-31$215.0m. XBRL concept us-gaap:Liabilities. 10-K filed 2025-02-27, accession 0000950170-25-029252.Report this figure207Total liabilities, Q1 FY2024, at 2024-03-31$206.8m. XBRL concept us-gaap:Liabilities. 10-Q filed 2024-05-02, accession 0000950170-24-052139.Report this figure231Total liabilities, Q2 FY2024, at 2024-06-30$230.8m. XBRL concept us-gaap:Liabilities. 10-Q filed 2024-08-08, accession 0000950170-24-094005.Report this figure275Total liabilities, Q3 FY2024, at 2024-09-30$274.9m. XBRL concept us-gaap:Liabilities. 10-Q filed 2024-11-07, accession 0000950170-24-123427.Report this figure280Total liabilities, FY2024, at 2024-12-31$280.4m. XBRL concept us-gaap:Liabilities. 10-K/A filed 2026-03-23, accession 0001193125-26-119892.Report this figure240Total liabilities, Q1 FY2025, at 2025-03-31$240.1m. XBRL concept us-gaap:Liabilities. 10-Q filed 2025-05-08, accession 0000950170-25-066992.Report this figure216Total liabilities, Q2 FY2025, at 2025-06-30$216.4m. XBRL concept us-gaap:Liabilities. 10-Q filed 2025-08-07, accession 0001193125-25-175489.Report this figure186Total liabilities, Q3 FY2025, at 2025-09-30$185.7m. XBRL concept us-gaap:Liabilities. 10-Q filed 2025-11-06, accession 0001193125-25-270038.Report this figure171Total liabilities, FY2025, at 2025-12-31$171.2m. XBRL concept us-gaap:Liabilities. 10-Q filed 2026-08-07, accession 0001193125-26-340275.Report this figure197Total liabilities, Q1 FY2026, at 2026-03-31$197.0m. XBRL concept us-gaap:Liabilities. 10-Q filed 2026-05-08, accession 0001193125-26-214672.Report this figure200Total liabilities, Q2 FY2026, at 2026-06-30$200.5m. XBRL concept us-gaap:Liabilities. 10-Q filed 2026-08-07, accession 0001193125-26-340275.Report this figure
Long-term debt$mnot reportednot reportednot reportednot reported93.7Long-term debt, Q3 FY2024, at 2024-09-30$93.7m. XBRL concept us-gaap:LongTermDebt. 10-Q filed 2024-11-07, accession 0000950170-24-123427.Report this figure95.0Long-term debt, FY2024, at 2024-12-31$95.0m. XBRL concept us-gaap:LongTermDebt. 10-K/A filed 2026-03-23, accession 0001193125-26-119892.Report this figure95.4Long-term debt, Q1 FY2025, at 2025-03-31$95.4m. XBRL concept us-gaap:LongTermDebt. 10-Q filed 2025-05-08, accession 0000950170-25-066992.Report this figure77.3Long-term debt, Q2 FY2025, at 2025-06-30$77.3m. XBRL concept us-gaap:LongTermDebt. 10-Q filed 2025-08-07, accession 0001193125-25-175489.Report this figure70.1Long-term debt, Q3 FY2025, at 2025-09-30$70.1m. XBRL concept us-gaap:LongTermDebt. 10-Q filed 2025-11-06, accession 0001193125-25-270038.Report this figure65.5Long-term debt, FY2025, at 2025-12-31$65.5m. XBRL concept us-gaap:LongTermDebt. 10-Q filed 2026-08-07, accession 0001193125-26-340275.Report this figure61.2Long-term debt, Q1 FY2026, at 2026-03-31$61.2m. XBRL concept us-gaap:LongTermDebt. 10-Q filed 2026-05-08, accession 0001193125-26-214672.Report this figure57.0Long-term debt, Q2 FY2026, at 2026-06-30$57.0m. XBRL concept us-gaap:LongTermDebt. 10-Q filed 2026-08-07, accession 0001193125-26-340275.Report this figure
Current portion of debt$mnot reportednot reportednot reportednot reported26.3Current portion of debt, Q3 FY2024, at 2024-09-30$26.3m. XBRL concept us-gaap:LongTermDebtCurrent. 10-Q filed 2024-11-07, accession 0000950170-24-123427.Report this figure19.8Current portion of debt, FY2024, at 2024-12-31$19.8m. XBRL concept us-gaap:LongTermDebtCurrent. 10-K/A filed 2026-03-23, accession 0001193125-26-119892.Report this figure13.5Current portion of debt, Q1 FY2025, at 2025-03-31$13.5m. XBRL concept us-gaap:LongTermDebtCurrent. 10-Q filed 2025-05-08, accession 0000950170-25-066992.Report this figure26.0Current portion of debt, Q2 FY2025, at 2025-06-30$26.0m. XBRL concept us-gaap:LongTermDebtCurrent. 10-Q filed 2025-08-07, accession 0001193125-25-175489.Report this figure26.0Current portion of debt, Q3 FY2025, at 2025-09-30$26.0m. XBRL concept us-gaap:LongTermDebtCurrent. 10-Q filed 2025-11-06, accession 0001193125-25-270038.Report this figure25.1Current portion of debt, FY2025, at 2025-12-31$25.1m. XBRL concept us-gaap:LongTermDebtCurrent. 10-Q filed 2026-08-07, accession 0001193125-26-340275.Report this figure24.2Current portion of debt, Q1 FY2026, at 2026-03-31$24.2m. XBRL concept us-gaap:LongTermDebtCurrent. 10-Q filed 2026-05-08, accession 0001193125-26-214672.Report this figure23.3Current portion of debt, Q2 FY2026, at 2026-06-30$23.3m. XBRL concept us-gaap:LongTermDebtCurrent. 10-Q filed 2026-08-07, accession 0001193125-26-340275.Report this figure
Shareholders' equity$m410Shareholders' equity, Q3 FY2023, at 2023-09-30$409.8m. XBRL concept us-gaap:StockholdersEquity. 10-Q filed 2024-11-07, accession 0000950170-24-123427.Report this figure488Shareholders' equity, FY2023, at 2023-12-31$488.1m. XBRL concept us-gaap:StockholdersEquity. 10-K/A filed 2026-03-23, accession 0001193125-26-119892.Report this figure491Shareholders' equity, Q1 FY2024, at 2024-03-31$491.2m. XBRL concept us-gaap:StockholdersEquity. 10-Q filed 2025-11-06, accession 0001193125-25-270038.Report this figure518Shareholders' equity, Q2 FY2024, at 2024-06-30$517.8m. XBRL concept us-gaap:StockholdersEquity. 10-Q filed 2025-11-06, accession 0001193125-25-270038.Report this figure508Shareholders' equity, Q3 FY2024, at 2024-09-30$507.6m. XBRL concept us-gaap:StockholdersEquity. 10-Q filed 2025-11-06, accession 0001193125-25-270038.Report this figure615Shareholders' equity, FY2024, at 2024-12-31$614.7m. XBRL concept us-gaap:StockholdersEquity. 10-Q filed 2026-08-07, accession 0001193125-26-340275.Report this figure315Shareholders' equity, Q1 FY2025, at 2025-03-31$314.8m. XBRL concept us-gaap:StockholdersEquity. 10-Q filed 2026-08-07, accession 0001193125-26-340275.Report this figure309Shareholders' equity, Q2 FY2025, at 2025-06-30$308.8m. XBRL concept us-gaap:StockholdersEquity. 10-Q filed 2026-08-07, accession 0001193125-26-340275.Report this figure306Shareholders' equity, Q3 FY2025, at 2025-09-30$305.7m. XBRL concept us-gaap:StockholdersEquity. 10-Q filed 2025-11-06, accession 0001193125-25-270038.Report this figure236Shareholders' equity, FY2025, at 2025-12-31$235.5m. XBRL concept us-gaap:StockholdersEquity. 10-Q filed 2026-08-07, accession 0001193125-26-340275.Report this figure213Shareholders' equity, Q1 FY2026, at 2026-03-31$213.5m. XBRL concept us-gaap:StockholdersEquity. 10-Q filed 2026-08-07, accession 0001193125-26-340275.Report this figure192Shareholders' equity, Q2 FY2026, at 2026-06-30$192.5m. XBRL concept us-gaap:StockholdersEquity. 10-Q filed 2026-08-07, accession 0001193125-26-340275.Report this figure

Cash flow

Operating cash flow−$16.2m, Q2 FY2026
Capital expenditure$1.8m, Q2 FY2026
Aspen Aerogels Inc, cash flow, quarterly
Line itemUnitQ3 FY20232023-09-30Q4 FY20232023-12-31Q1 FY20242024-03-31Q2 FY20242024-06-30Q3 FY20242024-09-30Q4 FY20242024-12-31Q1 FY20252025-03-31Q2 FY20252025-06-30Q3 FY20252025-09-30Q4 FY20252025-12-31Q1 FY20262026-03-31Q2 FY20262026-06-30
Operating cash flow$m(7.5)Operating cash flow, Q3 FY2023, three months to 2023-09-30−$7.5m. XBRL concept us-gaap:NetCashProvidedByUsedInOperatingActivities. 10-Q filed 2024-11-07, accession 0000950170-24-123427. Derived: 9-month figure less the 6-month figure.Report this figure(2.8)Operating cash flow, Q4 FY2023, three months to 2023-12-31−$2.8m. XBRL concept us-gaap:NetCashProvidedByUsedInOperatingActivities. 10-K/A filed 2026-03-23, accession 0001193125-26-119892. Derived: 12-month figure less the 9-month figure.Report this figure(17.7)Operating cash flow, Q1 FY2024, three months to 2024-03-31−$17.7m. XBRL concept us-gaap:NetCashProvidedByUsedInOperatingActivities. 10-Q filed 2025-05-08, accession 0000950170-25-066992.Report this figure6.8Operating cash flow, Q2 FY2024, three months to 2024-06-30$6.8m. XBRL concept us-gaap:NetCashProvidedByUsedInOperatingActivities. 10-Q filed 2025-08-07, accession 0001193125-25-175489. Derived: 6-month figure less the 3-month figure.Report this figure20.8Operating cash flow, Q3 FY2024, three months to 2024-09-30$20.8m. XBRL concept us-gaap:NetCashProvidedByUsedInOperatingActivities. 10-Q filed 2025-11-06, accession 0001193125-25-270038. Derived: 9-month figure less the 6-month figure.Report this figure35.7Operating cash flow, Q4 FY2024, three months to 2024-12-31$35.7m. XBRL concept us-gaap:NetCashProvidedByUsedInOperatingActivities. 10-K/A filed 2026-03-23, accession 0001193125-26-119892. Derived: 12-month figure less the 9-month figure.Report this figure5.6Operating cash flow, Q1 FY2025, three months to 2025-03-31$5.6m. XBRL concept us-gaap:NetCashProvidedByUsedInOperatingActivities. 10-Q filed 2026-05-08, accession 0001193125-26-214672.Report this figure(3.9)Operating cash flow, Q2 FY2025, three months to 2025-06-30−$3.9m. XBRL concept us-gaap:NetCashProvidedByUsedInOperatingActivities. 10-Q filed 2026-08-07, accession 0001193125-26-340275. Derived: 6-month figure less the 3-month figure.Report this figure15.0Operating cash flow, Q3 FY2025, three months to 2025-09-30$15.0m. XBRL concept us-gaap:NetCashProvidedByUsedInOperatingActivities. 10-Q filed 2025-11-06, accession 0001193125-25-270038. Derived: 9-month figure less the 6-month figure.Report this figure16.1Operating cash flow, Q4 FY2025, three months to 2025-12-31$16.1m. XBRL concept us-gaap:NetCashProvidedByUsedInOperatingActivities. 10-K/A filed 2026-03-23, accession 0001193125-26-119892. Derived: 12-month figure less the 9-month figure.Report this figure34.1Operating cash flow, Q1 FY2026, three months to 2026-03-31$34.1m. XBRL concept us-gaap:NetCashProvidedByUsedInOperatingActivities. 10-Q filed 2026-05-08, accession 0001193125-26-214672.Report this figure(16.2)Operating cash flow, Q2 FY2026, three months to 2026-06-30−$16.2m. XBRL concept us-gaap:NetCashProvidedByUsedInOperatingActivities. 10-Q filed 2026-08-07, accession 0001193125-26-340275. Derived: 6-month figure less the 3-month figure.Report this figure
Capital expenditure$m32.3Capital expenditure, Q3 FY2023, three months to 2023-09-30$32.3m. XBRL concept us-gaap:PaymentsToAcquirePropertyPlantAndEquipment. 10-Q filed 2024-11-07, accession 0000950170-24-123427. Derived: 9-month figure less the 6-month figure.Report this figure27.8Capital expenditure, Q4 FY2023, three months to 2023-12-31$27.8m. XBRL concept us-gaap:PaymentsToAcquirePropertyPlantAndEquipment. 10-K/A filed 2026-03-23, accession 0001193125-26-119892. Derived: 12-month figure less the 9-month figure.Report this figure25.9Capital expenditure, Q1 FY2024, three months to 2024-03-31$25.9m. XBRL concept us-gaap:PaymentsToAcquirePropertyPlantAndEquipment. 10-Q filed 2025-05-08, accession 0000950170-25-066992.Report this figure24.8Capital expenditure, Q2 FY2024, three months to 2024-06-30$24.8m. XBRL concept us-gaap:PaymentsToAcquirePropertyPlantAndEquipment. 10-Q filed 2025-08-07, accession 0001193125-25-175489. Derived: 6-month figure less the 3-month figure.Report this figure20.8Capital expenditure, Q3 FY2024, three months to 2024-09-30$20.8m. XBRL concept us-gaap:PaymentsToAcquirePropertyPlantAndEquipment. 10-Q filed 2025-11-06, accession 0001193125-25-270038. Derived: 9-month figure less the 6-month figure.Report this figure14.8Capital expenditure, Q4 FY2024, three months to 2024-12-31$14.8m. XBRL concept us-gaap:PaymentsToAcquirePropertyPlantAndEquipment. 10-K/A filed 2026-03-23, accession 0001193125-26-119892. Derived: 12-month figure less the 9-month figure.Report this figure13.0Capital expenditure, Q1 FY2025, three months to 2025-03-31$13.0m. XBRL concept us-gaap:PaymentsToAcquirePropertyPlantAndEquipment. 10-Q filed 2026-05-08, accession 0001193125-26-214672.Report this figure12.9Capital expenditure, Q2 FY2025, three months to 2025-06-30$12.9m. XBRL concept us-gaap:PaymentsToAcquirePropertyPlantAndEquipment. 10-Q filed 2026-08-07, accession 0001193125-26-340275. Derived: 6-month figure less the 3-month figure.Report this figure9.1Capital expenditure, Q3 FY2025, three months to 2025-09-30$9.1m. XBRL concept us-gaap:PaymentsToAcquirePropertyPlantAndEquipment. 10-Q filed 2025-11-06, accession 0001193125-25-270038. Derived: 9-month figure less the 6-month figure.Report this figure2.5Capital expenditure, Q4 FY2025, three months to 2025-12-31$2.5m. XBRL concept us-gaap:PaymentsToAcquirePropertyPlantAndEquipment. 10-K/A filed 2026-03-23, accession 0001193125-26-119892. Derived: 12-month figure less the 9-month figure.Report this figure1.4Capital expenditure, Q1 FY2026, three months to 2026-03-31$1.4m. XBRL concept us-gaap:PaymentsToAcquirePropertyPlantAndEquipment. 10-Q filed 2026-05-08, accession 0001193125-26-214672.Report this figure1.8Capital expenditure, Q2 FY2026, three months to 2026-06-30$1.8m. XBRL concept us-gaap:PaymentsToAcquirePropertyPlantAndEquipment. 10-Q filed 2026-08-07, accession 0001193125-26-340275. Derived: 6-month figure less the 3-month figure.Report this figure

Shares

Diluted shares (weighted)82.89m, Q2 FY2026
Aspen Aerogels Inc, shares, quarterly
Line itemUnitQ3 FY20222022-09-30Q1 FY20232023-03-31Q2 FY20232023-06-30Q3 FY20232023-09-30Q1 FY20242024-03-31Q2 FY20242024-06-30Q3 FY20242024-09-30Q1 FY20252025-03-31Q2 FY20252025-06-30Q3 FY20252025-09-30Q1 FY20262026-03-31Q2 FY20262026-06-30
Diluted shares (weighted)m shares39.5Diluted shares (weighted), Q3 FY2022, three months to 2022-09-3039,533,695 shares. XBRL concept us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding. 10-Q filed 2023-11-02, accession 0000950170-23-058227.Report this figure69.2Diluted shares (weighted), Q1 FY2023, three months to 2023-03-3169,162,739 shares. XBRL concept us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding. 10-Q filed 2024-05-02, accession 0000950170-24-052139.Report this figure69.2Diluted shares (weighted), Q2 FY2023, three months to 2023-06-3069,249,281 shares. XBRL concept us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding. 10-Q filed 2024-08-08, accession 0000950170-24-094005.Report this figure69.3Diluted shares (weighted), Q3 FY2023, three months to 2023-09-3069,317,805 shares. XBRL concept us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding. 10-Q filed 2024-11-07, accession 0000950170-24-123427.Report this figure75.8Diluted shares (weighted), Q1 FY2024, three months to 2024-03-3175,762,893 shares. XBRL concept us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding. 10-Q filed 2025-05-08, accession 0000950170-25-066992.Report this figure79.0Diluted shares (weighted), Q2 FY2024, three months to 2024-06-3078,981,383 shares. XBRL concept us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding. 10-Q filed 2025-08-07, accession 0001193125-25-175489.Report this figure76.3Diluted shares (weighted), Q3 FY2024, three months to 2024-09-3076,261,294 shares. XBRL concept us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding. 10-Q filed 2025-11-06, accession 0001193125-25-270038.Report this figure82.1Diluted shares (weighted), Q1 FY2025, three months to 2025-03-3182,065,676 shares. XBRL concept us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding. 10-Q filed 2026-05-08, accession 0001193125-26-214672.Report this figure82.2Diluted shares (weighted), Q2 FY2025, three months to 2025-06-3082,179,136 shares. XBRL concept us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding. 10-Q filed 2026-08-07, accession 0001193125-26-340275.Report this figure82.4Diluted shares (weighted), Q3 FY2025, three months to 2025-09-3082,399,599 shares. XBRL concept us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding. 10-Q filed 2025-11-06, accession 0001193125-25-270038.Report this figure82.7Diluted shares (weighted), Q1 FY2026, three months to 2026-03-3182,742,789 shares. XBRL concept us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding. 10-Q filed 2026-05-08, accession 0001193125-26-214672.Report this figure82.9Diluted shares (weighted), Q2 FY2026, three months to 2026-06-3082,892,195 shares. XBRL concept us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding. 10-Q filed 2026-08-07, accession 0001193125-26-340275.Report this figure

Shares outstanding: 82.99mShares outstanding, period not labelled, at 2026-08-0482,988,784 shares. XBRL concept dei:EntityCommonStockSharesOutstanding. 10-Q filed 2026-08-07, accession 0001193125-26-340275.Report this figure at Aug 4, 2026, from the cover of the 10-Q filed Aug 7, 2026.

Source: SEC EDGAR, XBRL company facts. Last ingested by Listed: Oct 24, 2026, 15:34 ET. Listed shows no prices and gives no investment advice.