Latest Institutional Transactions on Sei Investments CO (SEIC)
This table provides information on the latest institutional transactions involving Sei Investments CO (SEIC) stock. The table includes the name of the institution, the type of operation (buy or sell), whether options were involved, the number of shares exchanged, the range of values for the transaction, and the number of shares held by the institution after the transaction has occurred.
| Report Date | Institution (Fund) | Operation | Option | Shares change | Value Range | Shares Held | Trade History |
|---|---|---|---|---|---|---|---|
|
Nov 14, 2025
Q3 2025
|
Engineers Gate Manager LP
New York, NY |
BUY
|
- |
9.98K+ 11.45% |
$847K - $936K
|
97.1K
$7.92M
|
|
|
Nov 14, 2025
Q3 2025
|
Beutel, Goodman & CO Ltd.
Toronto, A6 |
SELL
|
- |
-578K- 22.21% |
$49M - $54.2M
|
2.02M
$165M
|
|
|
Nov 14, 2025
Q3 2025
|
Alliancebernstein L.P.
New York, NY |
BUY
|
- |
3.44K+ 2.72% |
$292K - $323K
|
130K
$10.6M
|
|
|
Nov 14, 2025
Q3 2025
|
Interval Partners, LP
New York, NY |
SELL
|
- |
-25.8K- 11.25% |
$2.19M - $2.42M
|
204K
$16.6M
|
|
|
Nov 14, 2025
Q3 2025
|
Quantinno Capital Management LP
New York, NY |
BUY
|
- |
48.9K+ 47.49% |
$4.15M - $4.59M
|
152K
$12.4M
|
|
|
Nov 14, 2025
Q3 2025
|
Toroso Investments, LLC
Massapequa, NY |
BUY
|
- |
21.1K+ 25.02% |
$1.79M - $1.97M
|
105K
$8.58M
|
|
|
Nov 14, 2025
Q3 2025
|
Verition Fund Management LLC
Greenwich, CT |
SELL
|
- |
-33.4K- 55.34% |
$2.83M - $3.13M
|
26.9K
$2.2M
|
|
|
Nov 14, 2025
Q3 2025
|
Susquehanna Fundamental Investments, LLC
Bala Cynwyd, PA |
SELL
|
- |
-28.8K- 84.17% |
$2.45M - $2.7M
|
5.42K
$442K
|
|
|
Nov 14, 2025
Q3 2025
|
Icon Wealth Advisors, LLC
Houston, TX |
BUY
|
- |
1.98K+ 70.6% |
$168K - $185K
|
4.78K
$389K
|
|
|
Nov 14, 2025
Q3 2025
|
Quarry LP
New York, NY |
SELL
|
- |
-69- 13.53% |
$5.85K - $6.47K
|
441
$36K
|
|
|
Nov 14, 2025
Q3 2025
|
Ci Private Wealth, LLC
Miami, FL |
BUY
|
- |
2.89K+ 15.41% |
$245K - $271K
|
21.7K
$1.77M
|
|
|
Nov 14, 2025
Q3 2025
|
Vident Advisory, LLC
Alpharetta, GA |
BUY
|
- |
38K+ 203.62% |
$3.22M - $3.56M
|
56.7K
$4.62M
|
|
|
Nov 14, 2025
Q3 2025
|
Susquehanna Portfolio Strategies, LLC
Bala Cynwyd, PA |
SELL
|
- |
-29K- 28.8% |
$2.46M - $2.72M
|
71.6K
$5.84M
|
|
|
Nov 14, 2025
Q3 2025
|
Leo Wealth, LLC
Hurst, TX |
BUY
|
- |
101+ 3.5% |
$8.57K - $9.47K
|
2.99K
$244K
|
|
|
Nov 14, 2025
Q3 2025
|
Federation Des Caisses Desjardins Du Quebec
Levis, A8 |
BUY
|
- |
6.39K+ 215.29% |
$543K - $600K
|
9.36K
$764K
|
|
|
Nov 14, 2025
Q3 2025
|
Seneschal Advisors, LLC
Tacoma, WA |
BUY
|
- |
4New |
$339 - $375
|
4
$326
|
|
|
Nov 14, 2025
Q3 2025
|
Goldman Sachs Group Inc
New York, NY |
SELL
|
- |
-184K- 43.3% |
$15.6M - $17.2M
|
240K
$19.6M
|
|
|
Nov 14, 2025
Q3 2025
|
Polar Asset Management Partners Inc.
Toronto, A6 |
BUY
|
- |
37.1K+ 312.13% |
$3.15M - $3.48M
|
49K
$4M
|
|
|
Nov 14, 2025
Q3 2025
|
Caisse De Depot Et Placement Du Quebec
Montreal, A8 |
BUY
|
- |
318K+ 30.96% |
$27M - $29.8M
|
1.34M
$110M
|
|
|
Nov 14, 2025
Q3 2025
|
Bank Of America Corp
Charlotte, NC |
SELL
|
- |
-39.6K- 1.25% |
$3.36M - $3.71M
|
3.12M
$255M
|
|
|
Nov 14, 2025
Q3 2025
|
Morgan Stanley
New York, NY |
SELL
|
- |
-40.6K- 0.72% |
$3.44M - $3.81M
|
5.59M
$456M
|
|
|
Nov 14, 2025
Q3 2025
|
National Bank Of Canada
|
SELL
|
- |
-118- 23.0% |
$10K - $11.1K
|
395
$32.2K
|
|
|
Nov 14, 2025
Q3 2025
|
Brown Advisory Inc
|
SELL
|
- |
-279- 2.19% |
$23.7K - $26.2K
|
12.5K
$1.02M
|
|
|
Nov 14, 2025
Q3 2025
|
Larson Financial Group LLC
|
BUY
|
- |
9+ 11.11% |
$764 - $844
|
90
$7.34K
|
|
|
Nov 14, 2025
Q3 2025
|
State Board Of Administration Of Florida Retirement System
|
SELL
|
- |
-12.3K- 8.97% |
$1.04M - $1.15M
|
125K
$10.2M
|
|
|
Nov 14, 2025
Q3 2025
|
Credit Agricole S A
|
SELL
|
- |
-3.72K- 14.55% |
$316K - $349K
|
21.8K
$1.78M
|
|
|
Nov 14, 2025
Q3 2025
|
Zurcher Kantonalbank (Zurich Cantonalbank)
Zurich, V8 |
BUY
|
- |
1.52K+ 6.77% |
$129K - $143K
|
24K
$1.96M
|
|
|
Nov 14, 2025
Q3 2025
|
Daiwa Securities Group Inc.
Tokyo, M0 |
BUY
|
- |
151New |
$12.8K - $14.2K
|
151
$12.3K
|
|
|
Nov 14, 2025
Q3 2025
|
Lazard Asset Management LLC
New York, NY |
BUY
|
- |
1.59K+ 8.71% |
$135K - $149K
|
19.8K
$1.61M
|
|
|
Nov 14, 2025
Q3 2025
|
Summit Trail Advisors, LLC
New York, NY |
BUY
|
- |
11.7K+ 206.45% |
$991K - $1.1M
|
17.3K
$1.41M
|
|
|
Nov 14, 2025
Q3 2025
|
Toronto Dominion Bank
Toronto, Ontario, A6 |
SELL
|
- |
-1.46K- 8.81% |
$123K - $136K
|
15.1K
$1.23M
|
|
|
Nov 14, 2025
Q3 2025
|
Mercer Global Advisors Inc
Denver, CO |
BUY
|
- |
7.06K+ 66.14% |
$599K - $662K
|
17.7K
$1.45M
|
|
|
Nov 14, 2025
Q3 2025
|
Nelson, Van Denburg & Campbell Wealth Management Group, LLC
Omaha, NE |
BUY
|
- |
44+ 0.6% |
$3.73K - $4.13K
|
7.43K
$606K
|
|
|
Nov 14, 2025
Q3 2025
|
Northern Trust Corp
Chicago, IL |
BUY
|
- |
8.16K+ 0.89% |
$692K - $765K
|
923K
$75.3M
|
|
|
Nov 14, 2025
Q3 2025
|
Snowden Capital Advisors LLC
New York, NY |
BUY
|
- |
202+ 3.25% |
$17.1K - $18.9K
|
6.42K
$524K
|
|
|
Nov 14, 2025
Q3 2025
|
Cetera Investment Advisers
Schaumburg, IL |
BUY
|
- |
3.02K+ 27.76% |
$257K - $284K
|
13.9K
$1.13M
|
|
|
Nov 14, 2025
Q3 2025
|
Horizon Investments, LLC
Charlotte, NC |
BUY
|
- |
25K+ 66.47% |
$2.12M - $2.34M
|
62.5K
$5.1M
|
|
|
Nov 14, 2025
Q3 2025
|
California State Teachers Retirement System
West Sacramento, CA |
SELL
|
- |
-5.54K- 5.29% |
$470K - $520K
|
99.2K
$8.09M
|
|
|
Nov 14, 2025
Q3 2025
|
Redwood Investment Management, LLC
Scottsdale, AZ |
SELL
|
- |
-1.11K- 7.31% |
$94.2K - $104K
|
14.1K
$1.15M
|
|
|
Nov 14, 2025
Q3 2025
|
Zacks Investment Management
Chicago, IL |
BUY
|
- |
41.9KNew |
$3.56M - $3.93M
|
41.9K
$3.42M
|
|
|
Nov 14, 2025
Q3 2025
|
Mariner, LLC
Overland Park, KS |
SELL
|
- |
-3.49K- 41.44% |
$296K - $328K
|
4.94K
$403K
|
|
|
Nov 14, 2025
Q3 2025
|
Capstone Investment Advisors, LLC
New York, NY |
SELL
|
- |
-5.87K- 27.33% |
$498K - $550K
|
15.6K
$1.27M
|
|
|
Nov 14, 2025
Q3 2025
|
Voleon Capital Management LP
Berkeley, CA |
BUY
|
- |
11KNew |
$936K - $1.03M
|
11K
$899K
|
|
|
Nov 14, 2025
Q3 2025
|
Cubist Systematic Strategies, LLC
Stamford, CT |
SELL
|
- |
-109K- 94.17% |
$9.28M - $10.3M
|
6.77K
$552K
|
|
|
Nov 14, 2025
Q3 2025
|
American Capital Management Inc
New York, NY |
BUY
|
- |
101K+ 21.85% |
$8.6M - $9.51M
|
565K
$46.1M
|
|
|
Nov 14, 2025
Q3 2025
|
Aqr Capital Management LLC
Greenwich, CT |
BUY
|
- |
74.8K+ 19.07% |
$6.35M - $7.02M
|
467K
$38.1M
|
|
|
Nov 14, 2025
Q3 2025
|
Man Group PLC
London, X0 |
BUY
|
- |
91.2K+ 40.92% |
$7.74M - $8.56M
|
314K
$25.6M
|
|
|
Nov 14, 2025
Q3 2025
|
Amundi
Paris, I0 |
SELL
|
- |
-95.8K- 60.72% |
$8.13M - $8.99M
|
62K
$5.06M
|
|
|
Nov 14, 2025
Q3 2025
|
Brevan Howard Capital Management LP
St. Helier, Y9 |
SELL
|
- |
-10.3K- 73.74% |
$872K - $964K
|
3.66K
$298K
|
|
|
Nov 14, 2025
Q3 2025
|
Ken Griffin
Citadel Advisors LLC | Chicago, Il
|
BUY
|
- |
4.12K+ 2.03% |
$350K - $387K
|
207K
$16.9M
|
|