Listed

Eton Pharmaceuticals, Inc.

ETONNasdaqCIK 1710340HealthcareFiscal year ends Dec 31

Latest reported revenue, Q2 FY2026$37.6mRevenue, Q2 FY2026, three months to 2026-06-30$37.6m. XBRL concept us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax. 10-Q filed 2026-08-13, accession 0001437749-26-027684.Report this figureThree months to Jun 30, 2026, from the 10-Q filed Aug 13, 2026.

Latest quarter: Q2 FY2026

Three months to Jun 30, 2026, against the same quarter a year earlier.

  • Revenue$37.6mRevenue, Q2 FY2026, three months to 2026-06-30$37.6m. XBRL concept us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax. 10-Q filed 2026-08-13, accession 0001437749-26-027684.Report this figure+98.6% on a year earlier
  • Gross margin67.6%Gross margin, Q2 FY2026, three months to 2026-06-30. gross profit / revenueGross profit: $25.4m. XBRL concept us-gaap:GrossProfit. 10-Q filed 2026-08-13, accession 0001437749-26-027684.Revenue: $37.6m. XBRL concept us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax. 10-Q filed 2026-08-13, accession 0001437749-26-027684.Report this figure+4.6 pts on a year earlier
  • Operating margin34.0%Operating margin, Q2 FY2026, three months to 2026-06-30. operating income / revenueOperating income: $12.8m. XBRL concept us-gaap:OperatingIncomeLoss. 10-Q filed 2026-08-13, accession 0001437749-26-027684.Revenue: $37.6m. XBRL concept us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax. 10-Q filed 2026-08-13, accession 0001437749-26-027684.Report this figure+41.8 pts on a year earlier
  • Net margin30.8%Net margin, Q2 FY2026, three months to 2026-06-30. net income / revenueNet income: $11.6m. XBRL concept us-gaap:NetIncomeLoss. 10-Q filed 2026-08-13, accession 0001437749-26-027684.Revenue: $37.6m. XBRL concept us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax. 10-Q filed 2026-08-13, accession 0001437749-26-027684.Report this figure+44.5 pts on a year earlier
  • Diluted EPS$0.35Diluted EPS, Q2 FY2026, three months to 2026-06-30$0.35 per share. XBRL concept us-gaap:EarningsPerShareDiluted. 10-Q filed 2026-08-13, accession 0001437749-26-027684.Report this figureSign changed from a year earlier
  • Free cash flow$7.3mFree cash flow, Q2 FY2026, three months to 2026-06-30. operating cash flow − capital expenditureOperating cash flow: $7.3m. XBRL concept us-gaap:NetCashProvidedByUsedInOperatingActivities. 10-Q filed 2026-08-13, accession 0001437749-26-027684. Derived: 6-month figure less the 3-month figure.Capital expenditure: −$5.0k. XBRL concept us-gaap:PaymentsToAcquirePropertyPlantAndEquipment. 10-Q filed 2026-08-13, accession 0001437749-26-027684. Derived: 6-month figure less the 3-month figure.Report this figure−8.9% on a year earlier

Last eight quarters

Full statements
Revenue$37.6mGross margin 67.6%
Diluted EPS$0.35, Q2 FY2026
Free cash flow$7.3m, Q2 FY2026
Eton Pharmaceuticals, Inc., key figures for the last eight quarters
Line itemUnitQ3 FY20242024-09-30Q4 FY20242024-12-31Q1 FY20252025-03-31Q2 FY20252025-06-30Q3 FY20252025-09-30Q4 FY20252025-12-31Q1 FY20262026-03-31Q2 FY20262026-06-30Shape over the periods
Revenue$m10.3Revenue, Q3 FY2024, three months to 2024-09-30$10.3m. XBRL concept us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax. 10-Q filed 2025-11-06, accession 0001437749-25-033619.Report this figure11.6Revenue, Q4 FY2024, three months to 2024-12-31$11.6m. XBRL concept us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax. 10-K filed 2026-03-19, accession 0001437749-26-009059. Derived: 12-month figure less the 9-month figure.Report this figure17.3Revenue, Q1 FY2025, three months to 2025-03-31$17.3m. XBRL concept us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax. 10-Q filed 2026-05-14, accession 0001437749-26-017064.Report this figure18.9Revenue, Q2 FY2025, three months to 2025-06-30$18.9m. XBRL concept us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax. 10-Q filed 2026-08-13, accession 0001437749-26-027684.Report this figure22.5Revenue, Q3 FY2025, three months to 2025-09-30$22.5m. XBRL concept us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax. 10-Q filed 2025-11-06, accession 0001437749-25-033619.Report this figure21.3Revenue, Q4 FY2025, three months to 2025-12-31$21.3m. XBRL concept us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax. 10-K filed 2026-03-19, accession 0001437749-26-009059. Derived: 12-month figure less the 9-month figure.Report this figure24.3Revenue, Q1 FY2026, three months to 2026-03-31$24.3m. XBRL concept us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax. 10-Q filed 2026-05-14, accession 0001437749-26-017064.Report this figure37.6Revenue, Q2 FY2026, three months to 2026-06-30$37.6m. XBRL concept us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax. 10-Q filed 2026-08-13, accession 0001437749-26-027684.Report this figure
Gross margin%61.0%Gross margin, Q3 FY2024, three months to 2024-09-30. gross profit / revenueGross profit: $6.3m. XBRL concept us-gaap:GrossProfit. 10-Q filed 2025-11-06, accession 0001437749-25-033619.Revenue: $10.3m. XBRL concept us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax. 10-Q filed 2025-11-06, accession 0001437749-25-033619.Report this figure55.6%Gross margin, Q4 FY2024, three months to 2024-12-31. gross profit / revenueGross profit: $6.5m. XBRL concept us-gaap:GrossProfit. 10-K filed 2026-03-19, accession 0001437749-26-009059. Derived: 12-month figure less the 9-month figure.Revenue: $11.6m. XBRL concept us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax. 10-K filed 2026-03-19, accession 0001437749-26-009059. Derived: 12-month figure less the 9-month figure.Report this figure57.1%Gross margin, Q1 FY2025, three months to 2025-03-31. gross profit / revenueGross profit: $9.9m. XBRL concept us-gaap:GrossProfit. 10-Q filed 2026-05-14, accession 0001437749-26-017064.Revenue: $17.3m. XBRL concept us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax. 10-Q filed 2026-05-14, accession 0001437749-26-017064.Report this figure63.0%Gross margin, Q2 FY2025, three months to 2025-06-30. gross profit / revenueGross profit: $11.9m. XBRL concept us-gaap:GrossProfit. 10-Q filed 2026-08-13, accession 0001437749-26-027684.Revenue: $18.9m. XBRL concept us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax. 10-Q filed 2026-08-13, accession 0001437749-26-027684.Report this figure35.0%Gross margin, Q3 FY2025, three months to 2025-09-30. gross profit / revenueGross profit: $7.9m. XBRL concept us-gaap:GrossProfit. 10-Q filed 2025-11-06, accession 0001437749-25-033619.Revenue: $22.5m. XBRL concept us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax. 10-Q filed 2025-11-06, accession 0001437749-25-033619.Report this figure61.6%Gross margin, Q4 FY2025, three months to 2025-12-31. gross profit / revenueGross profit: $13.1m. XBRL concept us-gaap:GrossProfit. 10-K filed 2026-03-19, accession 0001437749-26-009059. Derived: 12-month figure less the 9-month figure.Revenue: $21.3m. XBRL concept us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax. 10-K filed 2026-03-19, accession 0001437749-26-009059. Derived: 12-month figure less the 9-month figure.Report this figure60.7%Gross margin, Q1 FY2026, three months to 2026-03-31. gross profit / revenueGross profit: $14.7m. XBRL concept us-gaap:GrossProfit. 10-Q filed 2026-05-14, accession 0001437749-26-017064.Revenue: $24.3m. XBRL concept us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax. 10-Q filed 2026-05-14, accession 0001437749-26-017064.Report this figure67.6%Gross margin, Q2 FY2026, three months to 2026-06-30. gross profit / revenueGross profit: $25.4m. XBRL concept us-gaap:GrossProfit. 10-Q filed 2026-08-13, accession 0001437749-26-027684.Revenue: $37.6m. XBRL concept us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax. 10-Q filed 2026-08-13, accession 0001437749-26-027684.Report this figure
Operating margin%4.9%Operating margin, Q3 FY2024, three months to 2024-09-30. operating income / revenueOperating income: $509.0k. XBRL concept us-gaap:OperatingIncomeLoss. 10-Q filed 2025-11-06, accession 0001437749-25-033619.Revenue: $10.3m. XBRL concept us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax. 10-Q filed 2025-11-06, accession 0001437749-25-033619.Report this figure5.4%Operating margin, Q4 FY2024, three months to 2024-12-31. operating income / revenueOperating income: $629.0k. XBRL concept us-gaap:OperatingIncomeLoss. 10-K filed 2026-03-19, accession 0001437749-26-009059. Derived: 12-month figure less the 9-month figure.Revenue: $11.6m. XBRL concept us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax. 10-K filed 2026-03-19, accession 0001437749-26-009059. Derived: 12-month figure less the 9-month figure.Report this figure(2.7%)Operating margin, Q1 FY2025, three months to 2025-03-31. operating income / revenueOperating income: −$470.0k. XBRL concept us-gaap:OperatingIncomeLoss. 10-Q filed 2026-05-14, accession 0001437749-26-017064.Revenue: $17.3m. XBRL concept us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax. 10-Q filed 2026-05-14, accession 0001437749-26-017064.Report this figure(7.8%)Operating margin, Q2 FY2025, three months to 2025-06-30. operating income / revenueOperating income: −$1.5m. XBRL concept us-gaap:OperatingIncomeLoss. 10-Q filed 2026-08-13, accession 0001437749-26-027684.Revenue: $18.9m. XBRL concept us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax. 10-Q filed 2026-08-13, accession 0001437749-26-027684.Report this figure(6.1%)Operating margin, Q3 FY2025, three months to 2025-09-30. operating income / revenueOperating income: −$1.4m. XBRL concept us-gaap:OperatingIncomeLoss. 10-Q filed 2025-11-06, accession 0001437749-25-033619.Revenue: $22.5m. XBRL concept us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax. 10-Q filed 2025-11-06, accession 0001437749-25-033619.Report this figure11.6%Operating margin, Q4 FY2025, three months to 2025-12-31. operating income / revenueOperating income: $2.5m. XBRL concept us-gaap:OperatingIncomeLoss. 10-K filed 2026-03-19, accession 0001437749-26-009059. Derived: 12-month figure less the 9-month figure.Revenue: $21.3m. XBRL concept us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax. 10-K filed 2026-03-19, accession 0001437749-26-009059. Derived: 12-month figure less the 9-month figure.Report this figure9.9%Operating margin, Q1 FY2026, three months to 2026-03-31. operating income / revenueOperating income: $2.4m. XBRL concept us-gaap:OperatingIncomeLoss. 10-Q filed 2026-05-14, accession 0001437749-26-017064.Revenue: $24.3m. XBRL concept us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax. 10-Q filed 2026-05-14, accession 0001437749-26-017064.Report this figure34.0%Operating margin, Q2 FY2026, three months to 2026-06-30. operating income / revenueOperating income: $12.8m. XBRL concept us-gaap:OperatingIncomeLoss. 10-Q filed 2026-08-13, accession 0001437749-26-027684.Revenue: $37.6m. XBRL concept us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax. 10-Q filed 2026-08-13, accession 0001437749-26-027684.Report this figure
Net margin%6.1%Net margin, Q3 FY2024, three months to 2024-09-30. net income / revenueNet income: $627.0k. XBRL concept us-gaap:NetIncomeLoss. 10-Q filed 2025-11-06, accession 0001437749-25-033619.Revenue: $10.3m. XBRL concept us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax. 10-Q filed 2025-11-06, accession 0001437749-25-033619.Report this figure(5.1%)Net margin, Q4 FY2024, three months to 2024-12-31. net income / revenueNet income: −$598.0k. XBRL concept us-gaap:NetIncomeLoss. 10-K filed 2026-03-19, accession 0001437749-26-009059. Derived: 12-month figure less the 9-month figure.Revenue: $11.6m. XBRL concept us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax. 10-K filed 2026-03-19, accession 0001437749-26-009059. Derived: 12-month figure less the 9-month figure.Report this figure(9.1%)Net margin, Q1 FY2025, three months to 2025-03-31. net income / revenueNet income: −$1.6m. XBRL concept us-gaap:NetIncomeLoss. 10-Q filed 2026-05-14, accession 0001437749-26-017064.Revenue: $17.3m. XBRL concept us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax. 10-Q filed 2026-05-14, accession 0001437749-26-017064.Report this figure(13.7%)Net margin, Q2 FY2025, three months to 2025-06-30. net income / revenueNet income: −$2.6m. XBRL concept us-gaap:NetIncomeLoss. 10-Q filed 2026-08-13, accession 0001437749-26-027684.Revenue: $18.9m. XBRL concept us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax. 10-Q filed 2026-08-13, accession 0001437749-26-027684.Report this figure(8.6%)Net margin, Q3 FY2025, three months to 2025-09-30. net income / revenueNet income: −$1.9m. XBRL concept us-gaap:NetIncomeLoss. 10-Q filed 2025-11-06, accession 0001437749-25-033619.Revenue: $22.5m. XBRL concept us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax. 10-Q filed 2025-11-06, accession 0001437749-25-033619.Report this figure7.0%Net margin, Q4 FY2025, three months to 2025-12-31. net income / revenueNet income: $1.5m. XBRL concept us-gaap:NetIncomeLoss. 10-K filed 2026-03-19, accession 0001437749-26-009059. Derived: 12-month figure less the 9-month figure.Revenue: $21.3m. XBRL concept us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax. 10-K filed 2026-03-19, accession 0001437749-26-009059. Derived: 12-month figure less the 9-month figure.Report this figure6.4%Net margin, Q1 FY2026, three months to 2026-03-31. net income / revenueNet income: $1.6m. XBRL concept us-gaap:NetIncomeLoss. 10-Q filed 2026-05-14, accession 0001437749-26-017064.Revenue: $24.3m. XBRL concept us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax. 10-Q filed 2026-05-14, accession 0001437749-26-017064.Report this figure30.8%Net margin, Q2 FY2026, three months to 2026-06-30. net income / revenueNet income: $11.6m. XBRL concept us-gaap:NetIncomeLoss. 10-Q filed 2026-08-13, accession 0001437749-26-027684.Revenue: $37.6m. XBRL concept us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax. 10-Q filed 2026-08-13, accession 0001437749-26-027684.Report this figure
Diluted EPS$ per share0.02Diluted EPS, Q3 FY2024, three months to 2024-09-30$0.02 per share. XBRL concept us-gaap:EarningsPerShareDiluted. 10-Q filed 2025-11-06, accession 0001437749-25-033619.Report this figurenot reported (Diluted EPS not reported)(0.06)Diluted EPS, Q1 FY2025, three months to 2025-03-31−$0.06 per share. XBRL concept us-gaap:EarningsPerShareDiluted. 10-Q filed 2026-05-14, accession 0001437749-26-017064.Report this figure(0.10)Diluted EPS, Q2 FY2025, three months to 2025-06-30−$0.10 per share. XBRL concept us-gaap:EarningsPerShareDiluted. 10-Q filed 2026-08-13, accession 0001437749-26-027684.Report this figure(0.07)Diluted EPS, Q3 FY2025, three months to 2025-09-30−$0.07 per share. XBRL concept us-gaap:EarningsPerShareDiluted. 10-Q filed 2025-11-06, accession 0001437749-25-033619.Report this figurenot reported (Diluted EPS not reported)0.05Diluted EPS, Q1 FY2026, three months to 2026-03-31$0.05 per share. XBRL concept us-gaap:EarningsPerShareDiluted. 10-Q filed 2026-05-14, accession 0001437749-26-017064.Report this figure0.35Diluted EPS, Q2 FY2026, three months to 2026-06-30$0.35 per share. XBRL concept us-gaap:EarningsPerShareDiluted. 10-Q filed 2026-08-13, accession 0001437749-26-027684.Report this figure
Free cash flow$m3.0Free cash flow, Q3 FY2024, three months to 2024-09-30. operating cash flow − capital expenditureOperating cash flow: $3.0m. XBRL concept us-gaap:NetCashProvidedByUsedInOperatingActivities. 10-Q filed 2025-11-06, accession 0001437749-25-033619. Derived: 9-month figure less the 6-month figure.Capital expenditure: $0. XBRL concept us-gaap:PaymentsToAcquirePropertyPlantAndEquipment. 10-Q filed 2025-11-06, accession 0001437749-25-033619. Derived: 9-month figure less the 6-month figure.Report this figure(0.8)Free cash flow, Q4 FY2024, three months to 2024-12-31. operating cash flow − capital expenditureOperating cash flow: −$765.0k. XBRL concept us-gaap:NetCashProvidedByUsedInOperatingActivities. 10-K filed 2026-03-19, accession 0001437749-26-009059. Derived: 12-month figure less the 9-month figure.Capital expenditure: $12.0k. XBRL concept us-gaap:PaymentsToAcquirePropertyPlantAndEquipment. 10-K filed 2026-03-19, accession 0001437749-26-009059. Derived: 12-month figure less the 9-month figure.Report this figure2.1Free cash flow, Q1 FY2025, three months to 2025-03-31. operating cash flow − capital expenditureOperating cash flow: $2.1m. XBRL concept us-gaap:NetCashProvidedByUsedInOperatingActivities. 10-Q filed 2026-05-14, accession 0001437749-26-017064.Capital expenditure: $0. XBRL concept us-gaap:PaymentsToAcquirePropertyPlantAndEquipment. 10-Q filed 2026-05-14, accession 0001437749-26-017064.Report this figure8.0Free cash flow, Q2 FY2025, three months to 2025-06-30. operating cash flow − capital expenditureOperating cash flow: $8.0m. XBRL concept us-gaap:NetCashProvidedByUsedInOperatingActivities. 10-Q filed 2026-08-13, accession 0001437749-26-027684. Derived: 6-month figure less the 3-month figure.Capital expenditure: $0. XBRL concept us-gaap:PaymentsToAcquirePropertyPlantAndEquipment. 10-Q filed 2026-08-13, accession 0001437749-26-027684. Derived: 6-month figure less the 3-month figure.Report this figure11.7Free cash flow, Q3 FY2025, three months to 2025-09-30. operating cash flow − capital expenditureOperating cash flow: $12.0m. XBRL concept us-gaap:NetCashProvidedByUsedInOperatingActivities. 10-Q filed 2025-11-06, accession 0001437749-25-033619. Derived: 9-month figure less the 6-month figure.Capital expenditure: $284.0k. XBRL concept us-gaap:PaymentsToAcquirePropertyPlantAndEquipment. 10-Q filed 2025-11-06, accession 0001437749-25-033619. Derived: 9-month figure less the 6-month figure.Report this figure(11.6)Free cash flow, Q4 FY2025, three months to 2025-12-31. operating cash flow − capital expenditureOperating cash flow: −$11.6m. XBRL concept us-gaap:NetCashProvidedByUsedInOperatingActivities. 10-K filed 2026-03-19, accession 0001437749-26-009059. Derived: 12-month figure less the 9-month figure.Capital expenditure: $49.0k. XBRL concept us-gaap:PaymentsToAcquirePropertyPlantAndEquipment. 10-K filed 2026-03-19, accession 0001437749-26-009059. Derived: 12-month figure less the 9-month figure.Report this figure7.3Free cash flow, Q1 FY2026, three months to 2026-03-31. operating cash flow − capital expenditureOperating cash flow: $7.4m. XBRL concept us-gaap:NetCashProvidedByUsedInOperatingActivities. 10-Q filed 2026-05-14, accession 0001437749-26-017064.Capital expenditure: $75.0k. XBRL concept us-gaap:PaymentsToAcquirePropertyPlantAndEquipment. 10-Q filed 2026-05-14, accession 0001437749-26-017064.Report this figure7.3Free cash flow, Q2 FY2026, three months to 2026-06-30. operating cash flow − capital expenditureOperating cash flow: $7.3m. XBRL concept us-gaap:NetCashProvidedByUsedInOperatingActivities. 10-Q filed 2026-08-13, accession 0001437749-26-027684. Derived: 6-month figure less the 3-month figure.Capital expenditure: −$5.0k. XBRL concept us-gaap:PaymentsToAcquirePropertyPlantAndEquipment. 10-Q filed 2026-08-13, accession 0001437749-26-027684. Derived: 6-month figure less the 3-month figure.Report this figure

Focus or hover a figure to see its XBRL concept, period and filing; each links to that filing. A figure marked d is derived: a quarter computed from year-to-date figures, such as the fourth quarter as the fiscal year less the nine months before it. A ratio reads not reported when any input is missing.

Last five fiscal years

Revenue$80.0mGross margin 53.5%
Diluted EPS−$0.08, FY2021
Free cash flow$10.2m, FY2025
Eton Pharmaceuticals, Inc., key figures for the last five fiscal years
Line itemUnitFY20212021-12-31FY20222022-12-31FY20232023-12-31FY20242024-12-31FY20252025-12-31Shape over the periods
Revenue$m21.8Revenue, FY2021, twelve months to 2021-12-31$21.8m. XBRL concept us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax. 10-K filed 2024-03-14, accession 0001437749-24-007853.Report this figure21.3Revenue, FY2022, twelve months to 2022-12-31$21.3m. XBRL concept us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax. 10-K filed 2025-03-18, accession 0001437749-25-008136.Report this figure31.6Revenue, FY2023, twelve months to 2023-12-31$31.6m. XBRL concept us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax. 10-K filed 2026-03-19, accession 0001437749-26-009059.Report this figure39.0Revenue, FY2024, twelve months to 2024-12-31$39.0m. XBRL concept us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax. 10-K filed 2026-03-19, accession 0001437749-26-009059.Report this figure80.0Revenue, FY2025, twelve months to 2025-12-31$80.0m. XBRL concept us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax. 10-K filed 2026-03-19, accession 0001437749-26-009059.Report this figure
Gross margin%87.1%Gross margin, FY2021, twelve months to 2021-12-31. gross profit / revenueGross profit: $19.0m. XBRL concept us-gaap:GrossProfit. 10-K filed 2024-03-14, accession 0001437749-24-007853.Revenue: $21.8m. XBRL concept us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax. 10-K filed 2024-03-14, accession 0001437749-24-007853.Report this figure67.4%Gross margin, FY2022, twelve months to 2022-12-31. gross profit / revenueGross profit: $14.3m. XBRL concept us-gaap:GrossProfit. 10-K filed 2025-03-18, accession 0001437749-25-008136.Revenue: $21.3m. XBRL concept us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax. 10-K filed 2025-03-18, accession 0001437749-25-008136.Report this figure66.6%Gross margin, FY2023, twelve months to 2023-12-31. gross profit / revenueGross profit: $21.1m. XBRL concept us-gaap:GrossProfit. 10-K filed 2026-03-19, accession 0001437749-26-009059.Revenue: $31.6m. XBRL concept us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax. 10-K filed 2026-03-19, accession 0001437749-26-009059.Report this figure60.0%Gross margin, FY2024, twelve months to 2024-12-31. gross profit / revenueGross profit: $23.4m. XBRL concept us-gaap:GrossProfit. 10-K filed 2026-03-19, accession 0001437749-26-009059.Revenue: $39.0m. XBRL concept us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax. 10-K filed 2026-03-19, accession 0001437749-26-009059.Report this figure53.5%Gross margin, FY2025, twelve months to 2025-12-31. gross profit / revenueGross profit: $42.7m. XBRL concept us-gaap:GrossProfit. 10-K filed 2026-03-19, accession 0001437749-26-009059.Revenue: $80.0m. XBRL concept us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax. 10-K filed 2026-03-19, accession 0001437749-26-009059.Report this figure
Operating margin%(6.8%)Operating margin, FY2021, twelve months to 2021-12-31. operating income / revenueOperating income: −$1.5m. XBRL concept us-gaap:OperatingIncomeLoss. 10-K filed 2024-03-14, accession 0001437749-24-007853.Revenue: $21.8m. XBRL concept us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax. 10-K filed 2024-03-14, accession 0001437749-24-007853.Report this figure(38.9%)Operating margin, FY2022, twelve months to 2022-12-31. operating income / revenueOperating income: −$8.3m. XBRL concept us-gaap:OperatingIncomeLoss. 10-K filed 2025-03-18, accession 0001437749-25-008136.Revenue: $21.3m. XBRL concept us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax. 10-K filed 2025-03-18, accession 0001437749-25-008136.Report this figure(3.8%)Operating margin, FY2023, twelve months to 2023-12-31. operating income / revenueOperating income: −$1.2m. XBRL concept us-gaap:OperatingIncomeLoss. 10-K filed 2026-03-19, accession 0001437749-26-009059.Revenue: $31.6m. XBRL concept us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax. 10-K filed 2026-03-19, accession 0001437749-26-009059.Report this figure(6.7%)Operating margin, FY2024, twelve months to 2024-12-31. operating income / revenueOperating income: −$2.6m. XBRL concept us-gaap:OperatingIncomeLoss. 10-K filed 2026-03-19, accession 0001437749-26-009059.Revenue: $39.0m. XBRL concept us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax. 10-K filed 2026-03-19, accession 0001437749-26-009059.Report this figure(1.1%)Operating margin, FY2025, twelve months to 2025-12-31. operating income / revenueOperating income: −$844.0k. XBRL concept us-gaap:OperatingIncomeLoss. 10-K filed 2026-03-19, accession 0001437749-26-009059.Revenue: $80.0m. XBRL concept us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax. 10-K filed 2026-03-19, accession 0001437749-26-009059.Report this figure
Net margin%(9.0%)Net margin, FY2021, twelve months to 2021-12-31. net income / revenueNet income: −$2.0m. XBRL concept us-gaap:NetIncomeLoss. 10-K filed 2024-03-14, accession 0001437749-24-007853.Revenue: $21.8m. XBRL concept us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax. 10-K filed 2024-03-14, accession 0001437749-24-007853.Report this figure(42.4%)Net margin, FY2022, twelve months to 2022-12-31. net income / revenueNet income: −$9.0m. XBRL concept us-gaap:NetIncomeLoss. 10-K filed 2025-03-18, accession 0001437749-25-008136.Revenue: $21.3m. XBRL concept us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax. 10-K filed 2025-03-18, accession 0001437749-25-008136.Report this figure(3.0%)Net margin, FY2023, twelve months to 2023-12-31. net income / revenueNet income: −$936.0k. XBRL concept us-gaap:NetIncomeLoss. 10-K filed 2026-03-19, accession 0001437749-26-009059.Revenue: $31.6m. XBRL concept us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax. 10-K filed 2026-03-19, accession 0001437749-26-009059.Report this figure(9.8%)Net margin, FY2024, twelve months to 2024-12-31. net income / revenueNet income: −$3.8m. XBRL concept us-gaap:NetIncomeLoss. 10-K filed 2026-03-19, accession 0001437749-26-009059.Revenue: $39.0m. XBRL concept us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax. 10-K filed 2026-03-19, accession 0001437749-26-009059.Report this figure(5.8%)Net margin, FY2025, twelve months to 2025-12-31. net income / revenueNet income: −$4.6m. XBRL concept us-gaap:NetIncomeLoss. 10-K filed 2026-03-19, accession 0001437749-26-009059.Revenue: $80.0m. XBRL concept us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax. 10-K filed 2026-03-19, accession 0001437749-26-009059.Report this figure
Diluted EPS$ per share(0.08)Diluted EPS, FY2021, twelve months to 2021-12-31−$0.08 per share. XBRL concept us-gaap:EarningsPerShareBasicAndDiluted. 10-K filed 2022-03-16, accession 0001493152-22-006990.Report this figurenot reported (Diluted EPS not reported)not reported (Diluted EPS not reported)not reported (Diluted EPS not reported)not reported (Diluted EPS not reported)
Free cash flow$m(4.7)Free cash flow, FY2021, twelve months to 2021-12-31. operating cash flow − capital expenditureOperating cash flow: −$4.7m. XBRL concept us-gaap:NetCashProvidedByUsedInOperatingActivities. 10-K filed 2024-03-14, accession 0001437749-24-007853.Capital expenditure: $9.0k. XBRL concept us-gaap:PaymentsToAcquirePropertyPlantAndEquipment. 10-K filed 2024-03-14, accession 0001437749-24-007853.Report this figure4.8Free cash flow, FY2022, twelve months to 2022-12-31. operating cash flow − capital expenditureOperating cash flow: $4.8m. XBRL concept us-gaap:NetCashProvidedByUsedInOperatingActivities. 10-K filed 2025-03-18, accession 0001437749-25-008136.Capital expenditure: $38.0k. XBRL concept us-gaap:PaymentsToAcquirePropertyPlantAndEquipment. 10-K filed 2025-03-18, accession 0001437749-25-008136.Report this figure6.8Free cash flow, FY2023, twelve months to 2023-12-31. operating cash flow − capital expenditureOperating cash flow: $6.8m. XBRL concept us-gaap:NetCashProvidedByUsedInOperatingActivities. 10-K filed 2026-03-19, accession 0001437749-26-009059.Capital expenditure: $0. XBRL concept us-gaap:PaymentsToAcquirePropertyPlantAndEquipment. 10-K filed 2026-03-19, accession 0001437749-26-009059.Report this figure0.9Free cash flow, FY2024, twelve months to 2024-12-31. operating cash flow − capital expenditureOperating cash flow: $969.0k. XBRL concept us-gaap:NetCashProvidedByUsedInOperatingActivities. 10-K filed 2026-03-19, accession 0001437749-26-009059.Capital expenditure: $26.0k. XBRL concept us-gaap:PaymentsToAcquirePropertyPlantAndEquipment. 10-K filed 2026-03-19, accession 0001437749-26-009059.Report this figure10.2Free cash flow, FY2025, twelve months to 2025-12-31. operating cash flow − capital expenditureOperating cash flow: $10.5m. XBRL concept us-gaap:NetCashProvidedByUsedInOperatingActivities. 10-K filed 2026-03-19, accession 0001437749-26-009059.Capital expenditure: $333.0k. XBRL concept us-gaap:PaymentsToAcquirePropertyPlantAndEquipment. 10-K filed 2026-03-19, accession 0001437749-26-009059.Report this figure

Focus or hover a figure to see its XBRL concept, period and filing; each links to that filing. A figure marked d is derived: a quarter computed from year-to-date figures, such as the fourth quarter as the fiscal year less the nine months before it. A ratio reads not reported when any input is missing.

Insider purchases and sales

All insider transactions

The last 20 open-market transactions reported on Form 4 (codes P and S). The reported price is the price per share the insider stated on the form: filing data, not a market price.

No open-market purchases or sales by insiders are in coverage from Nov 2024 to Oct 2026.

Eton Pharmaceuticals, Inc., open-market insider transactions
DateInsiderTransactionSharesReported priceValueFiling
2021-04-12Harrow Health, Inc.10% owner Sale1,518,000$7.00$10.6mForm 4

Funds that report holding it

All funds

From each manager's latest Form 13F, largest reported value first. Reported value is as filed at the quarter end: filing data, not a price. A put or call is an option position, not shares held.

Funds that report holding Eton Pharmaceuticals, Inc.
FundQuarter endedReported valueSharesPut or callChange on the quarter before
Opaleye Management Inc.2026-06-30$103.5m2,860,000Unchanged
EcoR1 Capital, LLC2026-06-30$78.6m2,171,938Unchanged
BlackRock, Inc.2026-06-30$68.6m1,895,833Added+178,547
Nantahala Capital Management, LLC2026-06-30$42.6m1,175,951Unchanged
Nantahala Capital Management, LLC2026-06-30$42.6m1,175,951Unchanged
VANGUARD CAPITAL MANAGEMENT LLC2026-06-30$35.4m976,570Reduced−17,519
MORGAN STANLEY2026-06-30$27.8m767,972Added+290,015
STATE STREET CORP2026-06-30$25.4m701,786Added+171,571
GEODE CAPITAL MANAGEMENT, LLC2026-06-30$23.6m652,303Added+74,637
OBERWEIS ASSET MANAGEMENT INC/2026-06-30$18.2m501,600Added+62,300

Recent filings

All 415 filings

Reports and events: 10-K, 10-Q, 8-K, proxy statements and ownership schedules.

Eton Pharmaceuticals, Inc., recent filings
FiledFormWhat it isAccession number
2026-10-1411:15 ET8-K1.01 Entry into a material agreement; 2.01 Completion of an acquisition or disposition; 9.01 Financial statements and exhibits0001437749-26-032600
2026-09-2811:15 ET8-K8.01 Other events; 9.01 Financial statements and exhibits0001437749-26-031281
2026-08-1320:16 ET10-QQuarterly reportPeriod 2026-06-300001437749-26-027684
2026-08-1320:10 ET8-K2.02 Results of operations; 9.01 Financial statements and exhibits0001437749-26-027672
2026-08-0511:00 ET8-K1.01 Entry into a material agreement; 2.01 Completion of an acquisition or disposition; 9.01 Financial statements and exhibits0001437749-26-025781
2026-08-0411:00 ET8-K5.02 Departure or appointment of officers or directors0001437749-26-025506
2026-07-2911:00 ET8-K8.01 Other events; 9.01 Financial statements and exhibits0001437749-26-024746
2026-06-0920:31 ET8-K5.07 Shareholder vote results0001437749-26-020005
2026-05-1920:45 ET8-K1.01 Entry into a material agreement; 2.01 Completion of an acquisition or disposition; 9.01 Financial statements and exhibits0001437749-26-017799
2026-05-1420:17 ET10-QQuarterly reportPeriod 2026-03-310001437749-26-017064

Latest annual report

Form 10-K for the fiscal year ended Dec 31, 2025Filed Mar 19, 2026. Its page lists the documents and the extracted sections, such as Business and Risk factors.

Forecast league

Q3 FY2026, the quarter ended 2026-09-30, is open for forecasts until the first results filing for it is accepted by EDGAR. Results are due by [object Promise].Forecast this quarter

About the filer

CIK
1710340
Tickers
ETON
Exchange
Nasdaq
SIC code
2834 Pharmaceutical Preparations
Sector
Healthcare
Fiscal year ends
Dec 31
Incorporated in
DE
Filer category
Non-accelerated filer<br>Smaller reporting company

Source: SEC EDGAR, XBRL company facts, the filing index and Forms 4. Last ingested by Listed: Oct 24, 2026, 15:46 ET. Listed shows no prices and gives no investment advice.