SEIC
SEI INVESTMENTS CO
NASDAQ · Financial Services · Asset Management · US
$105.25
+0.38%Price chart
Aug 19Aug 24Aug 27Sep 1Sep 4Sep 10Sep 15Sep 18
Key dataSep 18, 2026
Open$104.85
From 52W high−5.72%
Volume3.49M
Market cap$12.63B
P/E (TTM)18.1x
P/S (TTM)5.1x
Div yield0.49%
Key dataSep 18, 2026
Open
$104.85
From 52W high
−5.72%
Volume
3.49M
Market cap
$12.63B
ValuationView details →
P/E (Fwd)
15.9x
EV/EBITDA
12.8x
P/E (TTM)
18.1x
RSI (14)
42.8
MomentumView details →
1D Return
+0.38%
YTD Return
+28.07%
SummaryUpdated Jun 1, 2026
SEI Investments Company (NASDAQ:SEIC) is a financial services holding company founded in 1968 and headquartered in Oaks, Pennsylvania. The company went public in 1981 and has evolved from its origins into a comprehensive provider of investment processing, asset management, and wealth management solutions. SEI operates through multiple business segments serving institutional investors, investment managers, private banks, and financial advisors. The company manages approximately $1.6 trillion in assets under management and administration, positioning itself as a significant player in the outsourced investment services industry.
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Sei Investments Co. increased its stake in Omnicom Group Inc. by 14.1% during the second quarter, adding 44,746 shares.28d agoCallan Family Office LLC acquired a new minority stake in SEI Investments Company, purchasing 32,957 shares valued at approximately $2.89 million, as disclosed in a 13F filing.28d ago