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 |
|---|---|---|---|---|---|
|
Black Rock Inc.
New York, NY |
Aug 13, 2024 Q2 2024 |
11,493,443
shares
|
$938 Million
0.02% of portfolio
|
Q2 2024
Reduced 1.89%
|
|
|
Vanguard Group Inc
Valley Forge, PA |
Nov 07, 2025 Q3 2025 |
11,260,591
shares
|
$919 Million
0.01% of portfolio
|
Q3 2025
Added 0.28%
|
|
|
Loomis Sayles & CO L P
|
Nov 13, 2025 Q3 2025 |
8,976,049
shares
|
$732 Million
0.94% of portfolio
|
Q3 2025
Added 1.52%
|
|
|
Atlanta Capital Management CO L L C
Atlanta, GA |
Nov 14, 2022 Q3 2022 |
5,947,533
shares
|
$485 Million
1.3% of portfolio
|
Q3 2022
Reduced 0.13%
|
|
|
Morgan Stanley
New York, NY |
Nov 14, 2025 Q3 2025 |
5,593,742
shares
|
$456 Million
0.03% of portfolio
|
Q3 2025
Reduced 0.72%
|
|
|
State Street Corp
Boston, MA |
Nov 14, 2025 Q3 2025 |
4,536,582
shares
|
$370 Million
0.01% of portfolio
|
Q3 2025
Reduced 4.4%
|
|
|
Bank Of America Corp
Charlotte, NC |
Nov 14, 2025 Q3 2025 |
3,121,067
shares
|
$255 Million
0.02% of portfolio
|
Q3 2025
Reduced 1.25%
|
|
|
Geode Capital Management, LLC
Boston, MA |
Nov 12, 2025 Q3 2025 |
2,784,343
shares
|
$227 Million
0.02% of portfolio
|
Q3 2025
Added 8.09%
|
|
|
Beutel, Goodman & CO Ltd.
Toronto, A6 |
Nov 14, 2025 Q3 2025 |
2,022,950
shares
|
$165 Million
1.03% of portfolio
|
Q3 2025
Reduced 22.21%
|
|
|
Dimensional Fund Advisors LP
Austin, TX |
Nov 12, 2025 Q3 2025 |
1,863,052
shares
|
$152 Million
0.04% of portfolio
|
Q3 2025
Added 1.75%
|
|
|
Invesco Ltd.
Atlanta, GA |
Nov 13, 2025 Q3 2025 |
1,731,523
shares
|
$141 Million
0.02% of portfolio
|
Q3 2025
Added 4.14%
|
|
|
First Trust Advisors LP
Wheaton, IL |
Nov 12, 2025 Q3 2025 |
1,725,019
shares
|
$141 Million
0.12% of portfolio
|
Q3 2025
Reduced 0.13%
|
|
|
Lord, Abbett & Co. LLC
Jersey City, NJ |
Nov 13, 2025 Q3 2025 |
1,608,382
shares
|
$131 Million
0.41% of portfolio
|
Q3 2025
Added 8.47%
|
|
|
Caisse De Depot Et Placement Du Quebec
Montreal, A8 |
Nov 14, 2025 Q3 2025 |
1,343,757
shares
|
$110 Million
0.21% of portfolio
|
Q3 2025
Added 30.96%
|
|
|
Boston Trust Walden Corp
|
Oct 17, 2025 Q3 2025 |
1,105,409
shares
|
$90.2 Million
0.7% of portfolio
|
Q3 2025
Reduced 19.29%
|
|
|
Royal Bank Of Canada
Toronto, A6 |
Nov 14, 2025 Q3 2025 |
951,082
shares
|
$77.6 Million
0.01% of portfolio
|
Q2 2025
Added 79.44%
|
|
|
Northern Trust Corp
Chicago, IL |
Nov 14, 2025 Q3 2025 |
922,620
shares
|
$75.3 Million
0.01% of portfolio
|
Q3 2025
Added 0.89%
|
|
|
Royce & Associates LP
|
Nov 12, 2025 Q3 2025 |
903,583
shares
|
$73.7 Million
0.82% of portfolio
|
Q3 2025
Reduced 26.34%
|
|
|
Ubs Asset Management Americas Inc
Chicago, IL |
Nov 14, 2025 Q3 2025 |
883,753
shares
|
$72.1 Million
0.02% of portfolio
|
Q3 2025
Added 2.58%
|
|
|
Ameriprise Financial Inc
Minneapolis, MN |
Nov 14, 2025 Q3 2025 |
815,694
shares
|
$66.5 Million
0.02% of portfolio
|
Q3 2025
Added 37.17%
|
|
|
Qube Research & Technologies LTD
London, X0 |
Nov 14, 2025 Q3 2025 |
766,775
shares
|
$62.5 Million
0.07% of portfolio
|
Q3 2025
Added 82.53%
|
|
|
Prana Capital Management, LP
Greenwich, CT |
Nov 14, 2025 Q3 2025 |
711,311
shares
|
$58 Million
2.22% of portfolio
|
Q3 2025
Added 60.83%
|
|
|
Charles Schwab Investment Management Inc
San Francisco, CA |
Nov 10, 2025 Q3 2025 |
662,458
shares
|
$54 Million
0.01% of portfolio
|
Q3 2025
Reduced 0.62%
|
|
|
Israel Englander
Millennium Management LLC | New York, Ny
|
Nov 14, 2025 Q3 2025 |
655,689
shares
|
$53.5 Million
0.03% of portfolio
|
Q3 2025
Added 12.77%
|
|
|
Franklin Resources Inc
San Mateo, CA |
Nov 13, 2025 Q3 2025 |
638,486
shares
|
$52.1 Million
0.01% of portfolio
|
Q3 2025
Added 17.08%
|
|