Latest headcount
5,000
YoY change
-1.3%
Headcount CAGR
+5.2%
Revenue / employee
$459.5K
Employee count history for SEI Investments
| Fiscal year | Employees |
|---|---|
| 1995 | 1,101 |
| 1996 | 1,070 |
| 1998 | 1,211 |
| 1999 | 1,450 |
| 2000 | 1,700 |
| 2001 | 1,800 |
| 2002 | 1,824 |
| 2003 | 1,858 |
| 2004 | 1,979 |
| 2005 | 2,073 |
| 2006 | 2,230 |
| 2007 | 2,250 |
| 2008 | 2,200 |
| 2009 | 2,220 |
| 2010 | 2,240 |
| 2011 | 2,365 |
| 2012 | 2,516 |
| 2013 | 2,682 |
| 2014 | 2,772 |
| 2015 | 2,926 |
| 2016 | 3,186 |
| 2017 | 3,616 |
| 2018 | 3,820 |
| 2019 | 3,724 |
| 2020 | 3,963 |
| 2021 | 4,371 |
| 2022 | 4,805 |
| 2023 | 5,061 |
| 2024 | 5,066 |
| 2025 | 5,000 |
Revenue per employee for SEI Investments
Annual revenue divided by reported headcount, normalized to US dollars.
| Fiscal year | Revenue per employee (USD) |
|---|---|
| 1995 | $205.3K |
| 1996 | $231.6K |
| 1998 | $302.3K |
| 1999 | $314.6K |
| 2000 | $352.2K |
| 2001 | $365.6K |
| 2002 | $340.4K |
| 2003 | $342.4K |
| 2004 | $349.8K |
| 2005 | $372.9K |
| 2006 | $527.2K |
| 2007 | $608.5K |
| 2008 | $567.2K |
| 2009 | $477.7K |
| 2010 | $402.2K |
| 2011 | $393.1K |
| 2012 | $394.5K |
| 2013 | $419.9K |
| 2014 | $456.7K |
| 2015 | $456K |
| 2016 | $439.9K |
| 2017 | $422.2K |
| 2018 | $425.2K |
| 2019 | $443K |
| 2020 | $424.9K |
| 2021 | $438.9K |
| 2022 | $414.4K |
| 2023 | $379.3K |
| 2024 | $419.5K |
| 2025 | $459.5K |
Earnings per employee for SEI Investments
Annual net income divided by reported headcount, normalized to US dollars; years with a net loss dip below zero.
| Fiscal year | Earnings per employee (USD) |
|---|---|
| 1995 | $17.4K |
| 1996 | $6.4K |
| 1998 | $36.1K |
| 1999 | $47.2K |
| 2000 | $58.2K |
| 2001 | $69.4K |
| 2002 | $77K |
| 2003 | $77K |
| 2004 | $85.4K |
| 2005 | $90.9K |
| 2006 | $106.3K |
| 2007 | $115.5K |
| 2008 | $63.3K |
| 2009 | $78.5K |
| 2010 | $103.4K |
| 2011 | $86.7K |
| 2012 | $82.2K |
| 2013 | $107.4K |
| 2014 | $115K |
| 2015 | $113.3K |
| 2016 | $104.8K |
| 2017 | $111.8K |
| 2018 | $132.4K |
| 2019 | $134.6K |
| 2020 | $112.9K |
| 2021 | $125K |
| 2022 | $99K |
| 2023 | $91.3K |
| 2024 | $114.7K |
| 2025 | $143.1K |
Employee count history for SEI Investments (SEIC)
Annual figures come from annual reports (10-K, or 20-F/40-F for foreign filers); interim rows reflect headcount disclosed in periodic filings. Year-over-year change compares each filing with the prior year's equivalent. Revenue and earnings per employee are annual figures normalized to US dollars.
- 20255,000-1.3%
- 20245,066+0.1%
- 20235,061+5.3%
- 20224,805+9.9%
- 20214,371+10.3%
- 20203,963+6.4%
- 20193,724-2.5%
- 20183,820+5.6%
- 20173,616+13.5%
- 20163,186+8.9%
- 20152,926+5.6%
- 20142,772+3.4%
- 20132,682+6.6%
- 20122,516+6.4%
- 20112,365+5.6%
- 20102,240+0.9%
- 20092,220+0.9%
- 20082,200-2.2%
- 20072,250+0.9%
- 20062,230+7.6%
- 20052,073+4.7%
- 20041,979+6.5%
- 20031,858+1.9%
- 20021,824+1.3%
- 20011,800+5.9%
- 20001,700+17.2%
- 19991,450+19.7%
- 19981,211—
- 19971,061—
- 19961,070-2.8%
- 19951,101—
About SEI Investments's employee count
SEI Investments (SEIC) employed 5,000 people in fiscal year 2025, based on its most recent annual report. That headcount shrank by -66 (-1.3%) from 5,066 a year earlier.
Across the 1995–2025 period, the company's reported workforce went from 1,101 to 5,000 employees — a compound annual growth rate (CAGR) of +5.2% per year.
SEI Investments generated about $459.5K of revenue and $143.1K of net income per employee in its latest annual period. Revenue and earnings per employee gauge how efficiently a company turns headcount into output, and are most telling when tracked over time or compared with peers in the same industry.
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