Stock price history for SEI Investments (SEIC)

Highest end of day price: £77.53 GBp on 2026-07-28

Lowest end of day price: £0.11 GBp on 1981-03-25

Stock price history of SEI Investments from 1981 to 2026

Annual Stock Price Performance

Year	Performance
2026	25.75%
2025	0.70%
2024	32.79%
2023	9.13%
2022	-3.28%
2021	8.40%
2020	-11.53%
2019	43.76%
2018	-34.90%
2017	44.45%
2016	-2.13%
2015	33.61%
2014	18.34%
2013	45.37%
2012	37.34%
2011	-26.55%
2010	33.64%
2009	9.99%
2008	-48.31%
2007	8.71%
2006	60.21%
2005	-8.88%
2004	39.24%
2003	8.69%
2002	-38.61%
2001	-3.06%
2000	181.72%
1999	22.19%
1998	134.66%
1997	91.82%
1996	-1.65%
1995	30.47%
1994	-32.35%
1993	69.89%
1992	20.13%
1991	21.24%
1990	21.98%
1989	3.51%
1988	0.54%
1987	83.78%
1986	-21.28%
1985	64.91%
1984	-44.66%
1983	32.47%
1982	60.82%
1981	34.25%

Stock price for similar companies or competitors

Company	Stock price	Change 1d%	Country
Fidelity National Information Services FIS	£33.77	4.10%	🇺🇸 USA
Northern Trust NTRS	£135.95	-0.91%	🇺🇸 USA
BNY Mellon (Bank of New York Mellon) BK	£103.10	0.00%	🇺🇸 USA
State Street Corporation STT	£137.23	-1.13%	🇺🇸 USA
Morningstar MORN	£145.92	6.41%	🇺🇸 USA
Envestnet ENV	£47.46	0.08%	🇺🇸 USA

What is the market capitalization of a company?

The market capitalization sometimes referred as Marketcap, is the value of a publicly listed company.
In most cases it can be easily calculated by multiplying the share price with the amount of outstanding shares.

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