Institutional Ownership Sei Investments CO (SEIC)
This table provides information about the institutional ownership of Sei Investments CO (SEIC). We have compiled data on the 609 institutions that hold shares in the stock, with a total of 96.2 Million shares, which have been reported (via 13F filing form) to have a value of $7.84 Billion.
| Holding | Report Date | shares Held | Holding Value (Reported) | Last Trade | Trade History |
|---|---|---|---|---|---|
|
Martingale Asset Management L P
Boston, MA |
Nov 13, 2025 Q3 2025 |
216,904
shares
|
$17.7 Million
0.47% of portfolio
|
Q3 2025
Reduced 4.87%
|
|
|
Credit Suisse Ag
Zurich, V8 |
May 10, 2024 Q1 2024 |
214,209
shares
|
$17.5 Million
0.02% of portfolio
|
Q1 2024
Added 26.29%
|
|
|
Principal Financial Group Inc
Des Moines, IA |
Nov 04, 2025 Q3 2025 |
208,988
shares
|
$17 Million
0.01% of portfolio
|
Q3 2025
Reduced 2.75%
|
|
|
Ken Griffin
Citadel Advisors LLC | Chicago, Il
|
Nov 14, 2025 Q3 2025 |
206,698
shares
|
$16.9 Million
0.0% of portfolio
|
Q3 2025
Added 2.03%
|
|
|
Swiss National Bank
Zurich, V8 |
Nov 13, 2025 Q3 2025 |
205,100
shares
|
$16.7 Million
0.01% of portfolio
|
Q3 2025
New holding
|
|
|
Interval Partners, LP
New York, NY |
Nov 14, 2025 Q3 2025 |
203,914
shares
|
$16.6 Million
0.3% of portfolio
|
Q3 2025
Reduced 11.25%
|
|
|
Leith Wheeler Investment Counsel Ltd.
|
Nov 14, 2025 Q3 2025 |
203,305
shares
|
$16.6 Million
1.19% of portfolio
|
Q3 2025
Added 1.45%
|
|
|
California Public Employees Retirement System
Sacramento, CA |
Nov 14, 2025 Q3 2025 |
199,122
shares
|
$16.2 Million
0.01% of portfolio
|
Q3 2025
Added 11.58%
|
|
|
State Of Alaska, Department Of Revenue
|
Oct 23, 2025 Q3 2025 |
198,116
shares
|
$16.2 Million
0.17% of portfolio
|
Q3 2025
Reduced 0.28%
|
|
|
Los Angeles Capital Management LLC
|
Oct 20, 2025 Q3 2025 |
194,201
shares
|
$15.8 Million
0.06% of portfolio
|
Q3 2025
Added 175.46%
|
|
|
Public Employees Retirement Association Of Colorado
Denver, CO |
Nov 13, 2025 Q3 2025 |
178,435
shares
|
$14.6 Million
0.06% of portfolio
|
Q3 2025
Added 4204.83%
|
|
|
Vestcor Inc
Fredericton, A3 |
Nov 13, 2025 Q3 2025 |
174,337
shares
|
$14.2 Million
0.44% of portfolio
|
Q3 2025
Reduced 0.08%
|
|
|
Allianz Asset Management Gmb H
Munich, 2M |
Nov 04, 2025 Q3 2025 |
174,266
shares
|
$14.2 Million
0.02% of portfolio
|
Q3 2025
Added 21.14%
|
|
|
Tom Gayner
Markel Corp
|
Oct 31, 2025 Q3 2025 |
173,200
shares
|
$14.1 Million
0.13% of portfolio
|
Q2 2023
Reduced 70.6%
|
|
|
Brandywine Global Investment Management, LLC
Philadelphia, PA |
Nov 13, 2025 Q3 2025 |
166,317
shares
|
$13.6 Million
0.1% of portfolio
|
Q3 2025
Added 7.59%
|
|
|
Foyston, Gordon, & Payne Inc
Toronto, A6 |
Nov 12, 2025 Q3 2025 |
155,513
shares
|
$12.7 Million
2.92% of portfolio
|
Q3 2025
Added 2.66%
|
|
|
Barclays PLC
London, X0 |
Nov 12, 2025 Q3 2025 |
155,403
shares
|
$12.7 Million
0.0% of portfolio
|
Q3 2025
Added 0.86%
|
|
|
Schonfeld Strategic Advisors LLC
New York, NY |
Nov 14, 2025 Q3 2025 |
155,388
shares
|
$12.7 Million
0.09% of portfolio
|
Q3 2025
Added 8.14%
|
|
|
Quantinno Capital Management LP
New York, NY |
Nov 14, 2025 Q3 2025 |
151,920
shares
|
$12.4 Million
0.04% of portfolio
|
Q3 2025
Added 47.49%
|
|
|
Advisor Group Holdings, Inc.
Phoenix, AZ |
Nov 14, 2025 Q3 2025 |
144,219
shares
|
$11.8 Million
0.02% of portfolio
|
Q3 2025
Added 3.27%
|
|
|
Janney Montgomery Scott LLC
|
Oct 27, 2025 Q3 2025 |
139,287
shares
|
$11.4 Million
0.03% of portfolio
|
Q3 2025
Added 2.79%
|
|
|
Victory Capital Management Inc
|
Nov 12, 2025 Q3 2025 |
135,162
shares
|
$11 Million
0.01% of portfolio
|
Q3 2025
Reduced 11.97%
|
|
|
Robeco Institutional Asset Management B.V.
|
Oct 22, 2025 Q3 2025 |
131,252
shares
|
$10.7 Million
0.02% of portfolio
|
Q3 2025
Added 70.05%
|
|
|
Alliancebernstein L.P.
New York, NY |
Nov 14, 2025 Q3 2025 |
129,975
shares
|
$10.6 Million
0.0% of portfolio
|
Q3 2025
Added 2.72%
|
|
|
Klp Kapitalforvaltning As
Oslo, Q8 |
Oct 23, 2025 Q3 2025 |
126,900
shares
|
$10.4 Million
0.04% of portfolio
|
Q3 2025
Reduced 18.39%
|
|