Listed

SEI Investments Co

SEICNasdaqCIK 350894FinancialsFiscal year ends Dec 31

Latest reported revenue, Q3 FY2026$662.0mRevenue, Q3 FY2026, three months to 2026-09-30$662.0m. XBRL concept us-gaap:Revenues. 10-Q filed 2026-10-26, accession 0000350894-26-000058.Report this figureThree months to Sep 30, 2026, from the 10-Q filed Oct 26, 2026.

Latest quarter: Q3 FY2026

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

  • Revenue$662.0mRevenue, Q3 FY2026, three months to 2026-09-30$662.0m. XBRL concept us-gaap:Revenues. 10-Q filed 2026-10-26, accession 0000350894-26-000058.Report this figure+14.4% on a year earlier
  • Gross margin35.1%Gross margin, Q3 FY2026, three months to 2026-09-30. gross profit / revenueGross profit: $232.1m. XBRL concept us-gaap:GrossProfit. 10-Q filed 2026-10-26, accession 0000350894-26-000058.Revenue: $662.0m. XBRL concept us-gaap:Revenues. 10-Q filed 2026-10-26, accession 0000350894-26-000058.Report this figure+0.0 pts on a year earlier
  • Operating margin29.9%Operating margin, Q3 FY2026, three months to 2026-09-30. operating income / revenueOperating income: $198.0m. XBRL concept us-gaap:OperatingIncomeLoss. 10-Q filed 2026-10-26, accession 0000350894-26-000058.Revenue: $662.0m. XBRL concept us-gaap:Revenues. 10-Q filed 2026-10-26, accession 0000350894-26-000058.Report this figure+2.3 pts on a year earlier
  • Net margin25.4%Net margin, Q3 FY2026, three months to 2026-09-30. net income / revenueNet income: $168.3m. XBRL concept us-gaap:NetIncomeLoss. 10-Q filed 2026-10-26, accession 0000350894-26-000058.Revenue: $662.0m. XBRL concept us-gaap:Revenues. 10-Q filed 2026-10-26, accession 0000350894-26-000058.Report this figure−3.0 pts on a year earlier
  • Diluted EPS$1.38Diluted EPS, Q3 FY2026, three months to 2026-09-30$1.38 per share. XBRL concept us-gaap:EarningsPerShareDiluted. 10-Q filed 2026-10-26, accession 0000350894-26-000058.Report this figure+6.2% on a year earlier
  • Free cash flow$208.3mFree cash flow, Q3 FY2026, three months to 2026-09-30. operating cash flow − capital expenditureOperating cash flow: $218.0m. XBRL concept us-gaap:NetCashProvidedByUsedInOperatingActivities. 10-Q filed 2026-10-26, accession 0000350894-26-000058. Derived: 9-month figure less the 6-month figure.Capital expenditure: $9.7m. XBRL concept us-gaap:PaymentsToAcquirePropertyPlantAndEquipment. 10-Q filed 2026-10-26, accession 0000350894-26-000058. Derived: 9-month figure less the 6-month figure.Report this figure−9.3% on a year earlier

Last eight quarters

Full statements
Revenue$662.0mGross margin 35.1%
Diluted EPS$1.38, Q3 FY2026
Free cash flow$208.3m, Q3 FY2026
SEI Investments Co, key figures for the last eight quarters
Line itemUnitQ4 FY20242024-12-31Q1 FY20252025-03-31Q2 FY20252025-06-30Q3 FY20252025-09-30Q4 FY20252025-12-31Q1 FY20262026-03-31Q2 FY20262026-06-30Q3 FY20262026-09-30Shape over the periods
Revenue$m557Revenue, Q4 FY2024, three months to 2024-12-31$557.2m. XBRL concept us-gaap:Revenues. 10-K filed 2026-02-23, accession 0000350894-26-000013. Derived: 12-month figure less the 9-month figure.Report this figure551Revenue, Q1 FY2025, three months to 2025-03-31$551.3m. XBRL concept us-gaap:Revenues. 10-Q filed 2026-04-27, accession 0000350894-26-000030.Report this figure560Revenue, Q2 FY2025, three months to 2025-06-30$559.6m. XBRL concept us-gaap:Revenues. 10-Q filed 2026-07-27, accession 0000350894-26-000048.Report this figure579Revenue, Q3 FY2025, three months to 2025-09-30$578.5m. XBRL concept us-gaap:Revenues. 10-Q filed 2026-10-26, accession 0000350894-26-000058.Report this figure608Revenue, Q4 FY2025, three months to 2025-12-31$607.9m. XBRL concept us-gaap:Revenues. 10-K filed 2026-02-23, accession 0000350894-26-000013. Derived: 12-month figure less the 9-month figure.Report this figure622Revenue, Q1 FY2026, three months to 2026-03-31$622.2m. XBRL concept us-gaap:Revenues. 10-Q filed 2026-04-27, accession 0000350894-26-000030.Report this figure642Revenue, Q2 FY2026, three months to 2026-06-30$641.6m. XBRL concept us-gaap:Revenues. 10-Q filed 2026-07-27, accession 0000350894-26-000048.Report this figure662Revenue, Q3 FY2026, three months to 2026-09-30$662.0m. XBRL concept us-gaap:Revenues. 10-Q filed 2026-10-26, accession 0000350894-26-000058.Report this figure
Gross margin%33.1%Gross margin, Q4 FY2024, three months to 2024-12-31. gross profit / revenueGross profit: $184.2m. XBRL concept us-gaap:GrossProfit. 10-K filed 2026-02-23, accession 0000350894-26-000013. Derived: 12-month figure less the 9-month figure.Revenue: $557.2m. XBRL concept us-gaap:Revenues. 10-K filed 2026-02-23, accession 0000350894-26-000013. Derived: 12-month figure less the 9-month figure.Report this figure34.9%Gross margin, Q1 FY2025, three months to 2025-03-31. gross profit / revenueGross profit: $192.6m. XBRL concept us-gaap:GrossProfit. 10-Q filed 2026-04-27, accession 0000350894-26-000030.Revenue: $551.3m. XBRL concept us-gaap:Revenues. 10-Q filed 2026-04-27, accession 0000350894-26-000030.Report this figure33.8%Gross margin, Q2 FY2025, three months to 2025-06-30. gross profit / revenueGross profit: $189.2m. XBRL concept us-gaap:GrossProfit. 10-Q filed 2026-07-27, accession 0000350894-26-000048.Revenue: $559.6m. XBRL concept us-gaap:Revenues. 10-Q filed 2026-07-27, accession 0000350894-26-000048.Report this figure35.0%Gross margin, Q3 FY2025, three months to 2025-09-30. gross profit / revenueGross profit: $202.8m. XBRL concept us-gaap:GrossProfit. 10-Q filed 2026-10-26, accession 0000350894-26-000058.Revenue: $578.5m. XBRL concept us-gaap:Revenues. 10-Q filed 2026-10-26, accession 0000350894-26-000058.Report this figure36.8%Gross margin, Q4 FY2025, three months to 2025-12-31. gross profit / revenueGross profit: $223.7m. XBRL concept us-gaap:GrossProfit. 10-K filed 2026-02-23, accession 0000350894-26-000013. Derived: 12-month figure less the 9-month figure.Revenue: $607.9m. XBRL concept us-gaap:Revenues. 10-K filed 2026-02-23, accession 0000350894-26-000013. Derived: 12-month figure less the 9-month figure.Report this figure36.0%Gross margin, Q1 FY2026, three months to 2026-03-31. gross profit / revenueGross profit: $224.3m. XBRL concept us-gaap:GrossProfit. 10-Q filed 2026-04-27, accession 0000350894-26-000030.Revenue: $622.2m. XBRL concept us-gaap:Revenues. 10-Q filed 2026-04-27, accession 0000350894-26-000030.Report this figure35.9%Gross margin, Q2 FY2026, three months to 2026-06-30. gross profit / revenueGross profit: $230.2m. XBRL concept us-gaap:GrossProfit. 10-Q filed 2026-07-27, accession 0000350894-26-000048.Revenue: $641.6m. XBRL concept us-gaap:Revenues. 10-Q filed 2026-07-27, accession 0000350894-26-000048.Report this figure35.1%Gross margin, Q3 FY2026, three months to 2026-09-30. gross profit / revenueGross profit: $232.1m. XBRL concept us-gaap:GrossProfit. 10-Q filed 2026-10-26, accession 0000350894-26-000058.Revenue: $662.0m. XBRL concept us-gaap:Revenues. 10-Q filed 2026-10-26, accession 0000350894-26-000058.Report this figure
Operating margin%26.1%Operating margin, Q4 FY2024, three months to 2024-12-31. operating income / revenueOperating income: $145.5m. XBRL concept us-gaap:OperatingIncomeLoss. 10-K filed 2026-02-23, accession 0000350894-26-000013. Derived: 12-month figure less the 9-month figure.Revenue: $557.2m. XBRL concept us-gaap:Revenues. 10-K filed 2026-02-23, accession 0000350894-26-000013. Derived: 12-month figure less the 9-month figure.Report this figure28.5%Operating margin, Q1 FY2025, three months to 2025-03-31. operating income / revenueOperating income: $157.1m. XBRL concept us-gaap:OperatingIncomeLoss. 10-Q filed 2026-04-27, accession 0000350894-26-000030.Revenue: $551.3m. XBRL concept us-gaap:Revenues. 10-Q filed 2026-04-27, accession 0000350894-26-000030.Report this figure26.6%Operating margin, Q2 FY2025, three months to 2025-06-30. operating income / revenueOperating income: $148.6m. XBRL concept us-gaap:OperatingIncomeLoss. 10-Q filed 2026-07-27, accession 0000350894-26-000048.Revenue: $559.6m. XBRL concept us-gaap:Revenues. 10-Q filed 2026-07-27, accession 0000350894-26-000048.Report this figure27.7%Operating margin, Q3 FY2025, three months to 2025-09-30. operating income / revenueOperating income: $160.0m. XBRL concept us-gaap:OperatingIncomeLoss. 10-Q filed 2026-10-26, accession 0000350894-26-000058.Revenue: $578.5m. XBRL concept us-gaap:Revenues. 10-Q filed 2026-10-26, accession 0000350894-26-000058.Report this figure26.6%Operating margin, Q4 FY2025, three months to 2025-12-31. operating income / revenueOperating income: $161.6m. XBRL concept us-gaap:OperatingIncomeLoss. 10-K filed 2026-02-23, accession 0000350894-26-000013. Derived: 12-month figure less the 9-month figure.Revenue: $607.9m. XBRL concept us-gaap:Revenues. 10-K filed 2026-02-23, accession 0000350894-26-000013. Derived: 12-month figure less the 9-month figure.Report this figure30.5%Operating margin, Q1 FY2026, three months to 2026-03-31. operating income / revenueOperating income: $189.5m. XBRL concept us-gaap:OperatingIncomeLoss. 10-Q filed 2026-04-27, accession 0000350894-26-000030.Revenue: $622.2m. XBRL concept us-gaap:Revenues. 10-Q filed 2026-04-27, accession 0000350894-26-000030.Report this figure30.7%Operating margin, Q2 FY2026, three months to 2026-06-30. operating income / revenueOperating income: $197.0m. XBRL concept us-gaap:OperatingIncomeLoss. 10-Q filed 2026-07-27, accession 0000350894-26-000048.Revenue: $641.6m. XBRL concept us-gaap:Revenues. 10-Q filed 2026-07-27, accession 0000350894-26-000048.Report this figure29.9%Operating margin, Q3 FY2026, three months to 2026-09-30. operating income / revenueOperating income: $198.0m. XBRL concept us-gaap:OperatingIncomeLoss. 10-Q filed 2026-10-26, accession 0000350894-26-000058.Revenue: $662.0m. XBRL concept us-gaap:Revenues. 10-Q filed 2026-10-26, accession 0000350894-26-000058.Report this figure
Net margin%28.0%Net margin, Q4 FY2024, three months to 2024-12-31. net income / revenueNet income: $155.8m. XBRL concept us-gaap:NetIncomeLoss. 10-K filed 2026-02-23, accession 0000350894-26-000013. Derived: 12-month figure less the 9-month figure.Revenue: $557.2m. XBRL concept us-gaap:Revenues. 10-K filed 2026-02-23, accession 0000350894-26-000013. Derived: 12-month figure less the 9-month figure.Report this figure27.5%Net margin, Q1 FY2025, three months to 2025-03-31. net income / revenueNet income: $151.5m. XBRL concept us-gaap:NetIncomeLoss. 10-Q filed 2026-04-27, accession 0000350894-26-000030.Revenue: $551.3m. XBRL concept us-gaap:Revenues. 10-Q filed 2026-04-27, accession 0000350894-26-000030.Report this figure40.6%Net margin, Q2 FY2025, three months to 2025-06-30. net income / revenueNet income: $227.1m. XBRL concept us-gaap:NetIncomeLoss. 10-Q filed 2026-07-27, accession 0000350894-26-000048.Revenue: $559.6m. XBRL concept us-gaap:Revenues. 10-Q filed 2026-07-27, accession 0000350894-26-000048.Report this figure28.4%Net margin, Q3 FY2025, three months to 2025-09-30. net income / revenueNet income: $164.2m. XBRL concept us-gaap:NetIncomeLoss. 10-Q filed 2026-10-26, accession 0000350894-26-000058.Revenue: $578.5m. XBRL concept us-gaap:Revenues. 10-Q filed 2026-10-26, accession 0000350894-26-000058.Report this figure28.4%Net margin, Q4 FY2025, three months to 2025-12-31. net income / revenueNet income: $172.5m. XBRL concept us-gaap:NetIncomeLoss. 10-K filed 2026-02-23, accession 0000350894-26-000013. Derived: 12-month figure less the 9-month figure.Revenue: $607.9m. XBRL concept us-gaap:Revenues. 10-K filed 2026-02-23, accession 0000350894-26-000013. Derived: 12-month figure less the 9-month figure.Report this figure28.0%Net margin, Q1 FY2026, three months to 2026-03-31. net income / revenueNet income: $174.5m. XBRL concept us-gaap:NetIncomeLoss. 10-Q filed 2026-04-27, accession 0000350894-26-000030.Revenue: $622.2m. XBRL concept us-gaap:Revenues. 10-Q filed 2026-04-27, accession 0000350894-26-000030.Report this figure30.5%Net margin, Q2 FY2026, three months to 2026-06-30. net income / revenueNet income: $195.7m. XBRL concept us-gaap:NetIncomeLoss. 10-Q filed 2026-07-27, accession 0000350894-26-000048.Revenue: $641.6m. XBRL concept us-gaap:Revenues. 10-Q filed 2026-07-27, accession 0000350894-26-000048.Report this figure25.4%Net margin, Q3 FY2026, three months to 2026-09-30. net income / revenueNet income: $168.3m. XBRL concept us-gaap:NetIncomeLoss. 10-Q filed 2026-10-26, accession 0000350894-26-000058.Revenue: $662.0m. XBRL concept us-gaap:Revenues. 10-Q filed 2026-10-26, accession 0000350894-26-000058.Report this figure
Diluted EPS$ per sharenot reported (Diluted EPS not reported)1.17Diluted EPS, Q1 FY2025, three months to 2025-03-31$1.17 per share. XBRL concept us-gaap:EarningsPerShareDiluted. 10-Q filed 2026-04-27, accession 0000350894-26-000030.Report this figure1.78Diluted EPS, Q2 FY2025, three months to 2025-06-30$1.78 per share. XBRL concept us-gaap:EarningsPerShareDiluted. 10-Q filed 2026-07-27, accession 0000350894-26-000048.Report this figure1.30Diluted EPS, Q3 FY2025, three months to 2025-09-30$1.30 per share. XBRL concept us-gaap:EarningsPerShareDiluted. 10-Q filed 2026-10-26, accession 0000350894-26-000058.Report this figurenot reported (Diluted EPS not reported)1.40Diluted EPS, Q1 FY2026, three months to 2026-03-31$1.40 per share. XBRL concept us-gaap:EarningsPerShareDiluted. 10-Q filed 2026-04-27, accession 0000350894-26-000030.Report this figure1.59Diluted EPS, Q2 FY2026, three months to 2026-06-30$1.59 per share. XBRL concept us-gaap:EarningsPerShareDiluted. 10-Q filed 2026-07-27, accession 0000350894-26-000048.Report this figure1.38Diluted EPS, Q3 FY2026, three months to 2026-09-30$1.38 per share. XBRL concept us-gaap:EarningsPerShareDiluted. 10-Q filed 2026-10-26, accession 0000350894-26-000058.Report this figure
Free cash flow$m190Free cash flow, Q4 FY2024, three months to 2024-12-31. operating cash flow − capital expenditureOperating cash flow: $195.3m. XBRL concept us-gaap:NetCashProvidedByUsedInOperatingActivities. 10-K filed 2026-02-23, accession 0000350894-26-000013. Derived: 12-month figure less the 9-month figure.Capital expenditure: $5.0m. XBRL concept us-gaap:PaymentsToAcquirePropertyPlantAndEquipment. 10-K filed 2026-02-23, accession 0000350894-26-000013. Derived: 12-month figure less the 9-month figure.Report this figure138Free cash flow, Q1 FY2025, three months to 2025-03-31. operating cash flow − capital expenditureOperating cash flow: $146.5m. XBRL concept us-gaap:NetCashProvidedByUsedInOperatingActivities. 10-Q filed 2026-04-27, accession 0000350894-26-000030.Capital expenditure: $8.7m. XBRL concept us-gaap:PaymentsToAcquirePropertyPlantAndEquipment. 10-Q filed 2026-04-27, accession 0000350894-26-000030.Report this figure92.7Free cash flow, Q2 FY2025, three months to 2025-06-30. operating cash flow − capital expenditureOperating cash flow: $96.5m. XBRL concept us-gaap:NetCashProvidedByUsedInOperatingActivities. 10-Q filed 2026-07-27, accession 0000350894-26-000048. Derived: 6-month figure less the 3-month figure.Capital expenditure: $3.8m. XBRL concept us-gaap:PaymentsToAcquirePropertyPlantAndEquipment. 10-Q filed 2026-07-27, accession 0000350894-26-000048. Derived: 6-month figure less the 3-month figure.Report this figure230Free cash flow, Q3 FY2025, three months to 2025-09-30. operating cash flow − capital expenditureOperating cash flow: $238.3m. XBRL concept us-gaap:NetCashProvidedByUsedInOperatingActivities. 10-Q filed 2026-10-26, accession 0000350894-26-000058. Derived: 9-month figure less the 6-month figure.Capital expenditure: $8.6m. XBRL concept us-gaap:PaymentsToAcquirePropertyPlantAndEquipment. 10-Q filed 2026-10-26, accession 0000350894-26-000058. Derived: 9-month figure less the 6-month figure.Report this figure125Free cash flow, Q4 FY2025, three months to 2025-12-31. operating cash flow − capital expenditureOperating cash flow: $126.4m. XBRL concept us-gaap:NetCashProvidedByUsedInOperatingActivities. 10-K filed 2026-02-23, accession 0000350894-26-000013. Derived: 12-month figure less the 9-month figure.Capital expenditure: $1.6m. XBRL concept us-gaap:PaymentsToAcquirePropertyPlantAndEquipment. 10-K filed 2026-02-23, accession 0000350894-26-000013. Derived: 12-month figure less the 9-month figure.Report this figure215Free cash flow, Q1 FY2026, three months to 2026-03-31. operating cash flow − capital expenditureOperating cash flow: $221.6m. XBRL concept us-gaap:NetCashProvidedByUsedInOperatingActivities. 10-Q filed 2026-04-27, accession 0000350894-26-000030.Capital expenditure: $6.4m. XBRL concept us-gaap:PaymentsToAcquirePropertyPlantAndEquipment. 10-Q filed 2026-04-27, accession 0000350894-26-000030.Report this figure117Free cash flow, Q2 FY2026, three months to 2026-06-30. operating cash flow − capital expenditureOperating cash flow: $125.8m. XBRL concept us-gaap:NetCashProvidedByUsedInOperatingActivities. 10-Q filed 2026-07-27, accession 0000350894-26-000048. Derived: 6-month figure less the 3-month figure.Capital expenditure: $8.6m. XBRL concept us-gaap:PaymentsToAcquirePropertyPlantAndEquipment. 10-Q filed 2026-07-27, accession 0000350894-26-000048. Derived: 6-month figure less the 3-month figure.Report this figure208Free cash flow, Q3 FY2026, three months to 2026-09-30. operating cash flow − capital expenditureOperating cash flow: $218.0m. XBRL concept us-gaap:NetCashProvidedByUsedInOperatingActivities. 10-Q filed 2026-10-26, accession 0000350894-26-000058. Derived: 9-month figure less the 6-month figure.Capital expenditure: $9.7m. XBRL concept us-gaap:PaymentsToAcquirePropertyPlantAndEquipment. 10-Q filed 2026-10-26, accession 0000350894-26-000058. Derived: 9-month figure less the 6-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$2.30bnGross margin 35.2%
Diluted EPS$5.63, FY2025
Free cash flow$585.0m, FY2025
SEI Investments Co, key figures for the last five fiscal years
Line itemUnitFY20212021-12-31FY20222022-12-31FY20232023-12-31FY20242024-12-31FY20252025-12-31Shape over the periods
Revenue$m1,918Revenue, FY2021, twelve months to 2021-12-31$1.92bn. XBRL concept us-gaap:Revenues. 10-K filed 2024-02-20, accession 0000350894-24-000024.Report this figure1,991Revenue, FY2022, twelve months to 2022-12-31$1.99bn. XBRL concept us-gaap:Revenues. 10-K filed 2025-02-20, accession 0000350894-25-000028.Report this figure1,920Revenue, FY2023, twelve months to 2023-12-31$1.92bn. XBRL concept us-gaap:Revenues. 10-K filed 2026-02-23, accession 0000350894-26-000013.Report this figure2,125Revenue, FY2024, twelve months to 2024-12-31$2.13bn. XBRL concept us-gaap:Revenues. 10-K filed 2026-02-23, accession 0000350894-26-000013.Report this figure2,297Revenue, FY2025, twelve months to 2025-12-31$2.30bn. XBRL concept us-gaap:Revenues. 10-K filed 2026-02-23, accession 0000350894-26-000013.Report this figure
Gross margin%33.6%Gross margin, FY2021, twelve months to 2021-12-31. gross profit / revenueGross profit: $645.2m. XBRL concept us-gaap:GrossProfit. 10-K filed 2024-02-20, accession 0000350894-24-000024.Revenue: $1.92bn. XBRL concept us-gaap:Revenues. 10-K filed 2024-02-20, accession 0000350894-24-000024.Report this figure32.3%Gross margin, FY2022, twelve months to 2022-12-31. gross profit / revenueGross profit: $643.9m. XBRL concept us-gaap:GrossProfit. 10-K filed 2025-02-20, accession 0000350894-25-000028.Revenue: $1.99bn. XBRL concept us-gaap:Revenues. 10-K filed 2025-02-20, accession 0000350894-25-000028.Report this figure29.0%Gross margin, FY2023, twelve months to 2023-12-31. gross profit / revenueGross profit: $556.8m. XBRL concept us-gaap:GrossProfit. 10-K filed 2026-02-23, accession 0000350894-26-000013.Revenue: $1.92bn. XBRL concept us-gaap:Revenues. 10-K filed 2026-02-23, accession 0000350894-26-000013.Report this figure32.9%Gross margin, FY2024, twelve months to 2024-12-31. gross profit / revenueGross profit: $699.4m. XBRL concept us-gaap:GrossProfit. 10-K filed 2026-02-23, accession 0000350894-26-000013.Revenue: $2.13bn. XBRL concept us-gaap:Revenues. 10-K filed 2026-02-23, accession 0000350894-26-000013.Report this figure35.2%Gross margin, FY2025, twelve months to 2025-12-31. gross profit / revenueGross profit: $808.1m. XBRL concept us-gaap:GrossProfit. 10-K filed 2026-02-23, accession 0000350894-26-000013.Revenue: $2.30bn. XBRL concept us-gaap:Revenues. 10-K filed 2026-02-23, accession 0000350894-26-000013.Report this figure
Operating margin%28.8%Operating margin, FY2021, twelve months to 2021-12-31. operating income / revenueOperating income: $553.4m. XBRL concept us-gaap:OperatingIncomeLoss. 10-K filed 2024-02-20, accession 0000350894-24-000024.Revenue: $1.92bn. XBRL concept us-gaap:Revenues. 10-K filed 2024-02-20, accession 0000350894-24-000024.Report this figure23.9%Operating margin, FY2022, twelve months to 2022-12-31. operating income / revenueOperating income: $475.8m. XBRL concept us-gaap:OperatingIncomeLoss. 10-K filed 2025-02-20, accession 0000350894-25-000028.Revenue: $1.99bn. XBRL concept us-gaap:Revenues. 10-K filed 2025-02-20, accession 0000350894-25-000028.Report this figure22.1%Operating margin, FY2023, twelve months to 2023-12-31. operating income / revenueOperating income: $424.5m. XBRL concept us-gaap:OperatingIncomeLoss. 10-K filed 2026-02-23, accession 0000350894-26-000013.Revenue: $1.92bn. XBRL concept us-gaap:Revenues. 10-K filed 2026-02-23, accession 0000350894-26-000013.Report this figure26.0%Operating margin, FY2024, twelve months to 2024-12-31. operating income / revenueOperating income: $551.7m. XBRL concept us-gaap:OperatingIncomeLoss. 10-K filed 2026-02-23, accession 0000350894-26-000013.Revenue: $2.13bn. XBRL concept us-gaap:Revenues. 10-K filed 2026-02-23, accession 0000350894-26-000013.Report this figure27.3%Operating margin, FY2025, twelve months to 2025-12-31. operating income / revenueOperating income: $627.3m. XBRL concept us-gaap:OperatingIncomeLoss. 10-K filed 2026-02-23, accession 0000350894-26-000013.Revenue: $2.30bn. XBRL concept us-gaap:Revenues. 10-K filed 2026-02-23, accession 0000350894-26-000013.Report this figure
Net margin%28.5%Net margin, FY2021, twelve months to 2021-12-31. net income / revenueNet income: $546.6m. XBRL concept us-gaap:NetIncomeLoss. 10-K filed 2024-02-20, accession 0000350894-24-000024.Revenue: $1.92bn. XBRL concept us-gaap:Revenues. 10-K filed 2024-02-20, accession 0000350894-24-000024.Report this figure23.9%Net margin, FY2022, twelve months to 2022-12-31. net income / revenueNet income: $475.5m. XBRL concept us-gaap:NetIncomeLoss. 10-K filed 2025-02-20, accession 0000350894-25-000028.Revenue: $1.99bn. XBRL concept us-gaap:Revenues. 10-K filed 2025-02-20, accession 0000350894-25-000028.Report this figure24.1%Net margin, FY2023, twelve months to 2023-12-31. net income / revenueNet income: $462.3m. XBRL concept us-gaap:NetIncomeLoss. 10-K filed 2026-02-23, accession 0000350894-26-000013.Revenue: $1.92bn. XBRL concept us-gaap:Revenues. 10-K filed 2026-02-23, accession 0000350894-26-000013.Report this figure27.3%Net margin, FY2024, twelve months to 2024-12-31. net income / revenueNet income: $581.2m. XBRL concept us-gaap:NetIncomeLoss. 10-K filed 2026-02-23, accession 0000350894-26-000013.Revenue: $2.13bn. XBRL concept us-gaap:Revenues. 10-K filed 2026-02-23, accession 0000350894-26-000013.Report this figure31.1%Net margin, FY2025, twelve months to 2025-12-31. net income / revenueNet income: $715.3m. XBRL concept us-gaap:NetIncomeLoss. 10-K filed 2026-02-23, accession 0000350894-26-000013.Revenue: $2.30bn. XBRL concept us-gaap:Revenues. 10-K filed 2026-02-23, accession 0000350894-26-000013.Report this figure
Diluted EPS$ per share3.81Diluted EPS, FY2021, twelve months to 2021-12-31$3.81 per share. XBRL concept us-gaap:EarningsPerShareDiluted. 10-K filed 2024-02-20, accession 0000350894-24-000024.Report this figure3.46Diluted EPS, FY2022, twelve months to 2022-12-31$3.46 per share. XBRL concept us-gaap:EarningsPerShareDiluted. 10-K filed 2025-02-20, accession 0000350894-25-000028.Report this figure3.46Diluted EPS, FY2023, twelve months to 2023-12-31$3.46 per share. XBRL concept us-gaap:EarningsPerShareDiluted. 10-K filed 2026-02-23, accession 0000350894-26-000013.Report this figure4.41Diluted EPS, FY2024, twelve months to 2024-12-31$4.41 per share. XBRL concept us-gaap:EarningsPerShareDiluted. 10-K filed 2026-02-23, accession 0000350894-26-000013.Report this figure5.63Diluted EPS, FY2025, twelve months to 2025-12-31$5.63 per share. XBRL concept us-gaap:EarningsPerShareDiluted. 10-K filed 2026-02-23, accession 0000350894-26-000013.Report this figure
Free cash flow$m607Free cash flow, FY2021, twelve months to 2021-12-31. operating cash flow − capital expenditureOperating cash flow: $633.1m. XBRL concept us-gaap:NetCashProvidedByUsedInOperatingActivities. 10-K filed 2024-02-20, accession 0000350894-24-000024.Capital expenditure: $26.5m. XBRL concept us-gaap:PaymentsToAcquirePropertyPlantAndEquipment. 10-K filed 2024-02-20, accession 0000350894-24-000024.Report this figure527Free cash flow, FY2022, twelve months to 2022-12-31. operating cash flow − capital expenditureOperating cash flow: $566.1m. XBRL concept us-gaap:NetCashProvidedByUsedInOperatingActivities. 10-K filed 2025-02-20, accession 0000350894-25-000028.Capital expenditure: $39.2m. XBRL concept us-gaap:PaymentsToAcquirePropertyPlantAndEquipment. 10-K filed 2025-02-20, accession 0000350894-25-000028.Report this figure422Free cash flow, FY2023, twelve months to 2023-12-31. operating cash flow − capital expenditureOperating cash flow: $447.0m. XBRL concept us-gaap:NetCashProvidedByUsedInOperatingActivities. 10-K filed 2026-02-23, accession 0000350894-26-000013.Capital expenditure: $24.8m. XBRL concept us-gaap:PaymentsToAcquirePropertyPlantAndEquipment. 10-K filed 2026-02-23, accession 0000350894-26-000013.Report this figure590Free cash flow, FY2024, twelve months to 2024-12-31. operating cash flow − capital expenditureOperating cash flow: $622.3m. XBRL concept us-gaap:NetCashProvidedByUsedInOperatingActivities. 10-K filed 2026-02-23, accession 0000350894-26-000013.Capital expenditure: $32.2m. XBRL concept us-gaap:PaymentsToAcquirePropertyPlantAndEquipment. 10-K filed 2026-02-23, accession 0000350894-26-000013.Report this figure585Free cash flow, FY2025, twelve months to 2025-12-31. operating cash flow − capital expenditureOperating cash flow: $607.7m. XBRL concept us-gaap:NetCashProvidedByUsedInOperatingActivities. 10-K filed 2026-02-23, accession 0000350894-26-000013.Capital expenditure: $22.6m. XBRL concept us-gaap:PaymentsToAcquirePropertyPlantAndEquipment. 10-K filed 2026-02-23, accession 0000350894-26-000013.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.

No open-market purchases or sales by insiders are in coverage for this company.

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 SEI Investments Co
FundQuarter endedReported valueSharesPut or callChange on the quarter before
BlackRock, Inc.2026-06-30$870.7m9,927,545Reduced−182,792
LOOMIS SAYLES & CO L P2026-06-30$744.0m8,482,052Reduced−146,827
VANGUARD PORTFOLIO MANAGEMENT LLC2026-06-30$538.6m6,140,822Added+15,179
VANGUARD CAPITAL MANAGEMENT LLC2026-06-30$411.0m4,686,241Reduced−55,475
STATE STREET CORP2026-06-30$372.9m4,251,584Added+66,406
MORGAN STANLEY2026-06-30$361.3m4,119,203Reduced−673,076
Boston Partners2026-06-30$271.4m3,093,791Added+1,323,752
GEODE CAPITAL MANAGEMENT, LLC2026-06-30$259.1m2,953,161Added+122,829
BANK OF AMERICA CORP /DE/2026-06-30$255.1m2,908,071Reduced−12,435
FMR LLC2026-06-30$220.2m2,510,218Added+417,719

Recent filings

All 1,370 filings

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

SEI Investments Co, recent filings
FiledFormWhat it isAccession number
2026-10-2614:19 ET10-QQuarterly reportPeriod 2026-09-300000350894-26-000058
2026-10-2116:06 ET8-K2.02 Results of operations; 7.01 Regulation FD disclosure; 8.01 Other events; 9.01 Financial statements and exhibits0000350894-26-000051
2026-07-2715:00 ET10-QQuarterly reportPeriod 2026-06-300000350894-26-000048
2026-07-2216:03 ET8-K2.02 Results of operations; 7.01 Regulation FD disclosure; 9.01 Financial statements and exhibits0000350894-26-000044
2026-05-2810:57 ET8-K5.07 Shareholder vote results; 8.01 Other events; 9.01 Financial statements and exhibits0000350894-26-000033
2026-04-2714:45 ET10-QQuarterly reportPeriod 2026-03-310000350894-26-000030
2026-04-2216:03 ET8-K2.02 Results of operations; 7.01 Regulation FD disclosure; 9.01 Financial statements and exhibits0000350894-26-000026
2026-04-1516:06 ETDEF 14AProxy statementPeriod 2026-05-270000350894-26-000021
2026-03-0216:01 ET8-K7.01 Regulation FD disclosure; 9.01 Financial statements and exhibits0000350894-26-000015
2026-02-2315:53 ET10-KAnnual reportPeriod 2025-12-310000350894-26-000013

Latest annual report

Form 10-K for the fiscal year ended Dec 31, 2025Filed Feb 23, 2026. Its page lists the documents and the extracted sections, such as Business and Risk factors.

Forecast league

Not in this season’s league. The league lists companies whose quarter has ended and whose results are not yet filed.This season’s league

About the filer

CIK
350894
Tickers
SEIC
Exchange
Nasdaq
SIC code
6211 Security Brokers, Dealers & Flotation Companies
Sector
Financials
Fiscal year ends
Dec 31
Incorporated in
PA
Filer category
Large accelerated filer
Former names
SEI CORP (to 2004-08-05)

Source: SEC EDGAR, XBRL company facts, the filing index and Forms 4. Last ingested by Listed: Oct 27, 2026, 17:32 ET. Listed shows no prices and gives no investment advice.