If you'd invested in SEI Investments Company (SEIC): performance and returns
Looking for SEI Investments Company's share price history and how much the stock has returned? Here's its year-by-year performance and what $1,000 invested at different dates would be worth today.
💰 Calculator: how much would SEI Investments Company have returned?
This calculator shows how much SEI Investments Company stock would have returned based on the amount invested and the starting year. Pick a sum and a year and you'll instantly see what it would be worth today and the total gain. Real prices, excluding dividends.
If I'd invested $1,000 in SEI Investments Company
| Investment | Worth today | Gain |
|---|---|---|
| 1 years ago | $1,096 | +10% |
| 3 years ago | $1,456 | +46% |
| 5 years ago | $1,566 | +57% |
| 10 years ago | $2,298 | +130% |
| since inception (1984) | $237,182 | +23618% |
Return by year (SEI Investments Company)
| Year | Return | $1,000 invested at year start |
|---|---|---|
| 2026 (YTD) | +8% | $1,079 (+8%) |
| 2025 | +2% | $1,096 (+10%) |
| 2024 | +19% | $1,304 (+30%) |
| 2023 | +12% | $1,456 (+46%) |
| 2022 | +3% | $1,497 (+50%) |
| 2021 | +5% | $1,566 (+57%) |
| 2020 | +2% | $1,603 (+60%) |
| 2019 | +4% | $1,663 (+66%) |
| 2018 | -28% | $1,204 (+20%) |
| 2017 | +45% | $1,742 (+74%) |
| 2016 | +32% | $2,298 (+130%) |
Frequently asked questions
How much does SEIC return?
$1,000 invested in SEI Investments Company 10 years ago would be worth $2,298 today, i.e. +9%/yr on average (price, excluding dividends).
What was SEIC's best/worst year?
Best year: 2017 (+45%). Worst year: 2018 (-28%). Year-by-year detail is above.
How much would $1,000 invested in SEIC since inception be worth?
Since 1984, $1,000 would have become $237,182 (+23618%). Past performance is not a guarantee.
Do SEI Investments Company's returns include dividends?
No — these returns are price-only. If SEI Investments Company pays a dividend, its total return would be somewhat higher — see its dividend page.
What is SEI Investments Company's average annual return (ROI)?
SEI Investments Company's return on investment is about +9%/yr over 10 years (price, excluding dividends), versus the S&P 500's ~10%/yr over the long run.