Institutional Ownership Costar Group, Inc. (CSGP)
This table provides information about the institutional ownership of Costar Group, Inc. (CSGP). We have compiled data on the 983 institutions that hold shares in the stock, with a total of 418 Million shares, which have been reported (via 13F filing form) to have a value of $28.5 Billion.
| Holding | Report Date | shares Held | Holding Value (Reported) | Last Trade | Trade History |
|---|---|---|---|---|---|
|
Kayne Anderson Rudnick Investment Management LLC
Los Angeles, CA |
Nov 13, 2025 Q3 2025 |
741,641
shares
|
$50.5 Million
0.16% of portfolio
|
Q3 2025
Reduced 5.24%
|
|
|
California Public Employees Retirement System
Sacramento, CA |
Nov 14, 2025 Q3 2025 |
730,562
shares
|
$49.7 Million
0.04% of portfolio
|
Q3 2025
Added 6.35%
|
|
|
Weitz Investment Management, Inc.
Omaha, NE |
Nov 10, 2025 Q3 2025 |
719,850
shares
|
$49 Million
3.58% of portfolio
|
Q3 2025
Reduced 5.98%
|
|
|
Hsbc Holdings PLC
London, X0 |
Nov 13, 2025 Q3 2025 |
717,320
shares
|
$48.8 Million
0.03% of portfolio
|
Q3 2025
Added 1.26%
|
|
|
Baird Financial Group, Inc.
Milwaukee, WI |
Nov 13, 2025 Q3 2025 |
707,544
shares
|
$48.1 Million
0.1% of portfolio
|
Q3 2025
Reduced 23.16%
|
|
|
Ensign Peak Advisors, Inc
Salt Lake City, UT |
Nov 13, 2025 Q3 2025 |
698,001
shares
|
$47.5 Million
0.1% of portfolio
|
Q3 2025
Reduced 16.43%
|
|
|
California State Teachers Retirement System
West Sacramento, CA |
Nov 14, 2025 Q3 2025 |
696,243
shares
|
$47.4 Million
0.06% of portfolio
|
Q3 2025
Reduced 0.3%
|
|
|
Ci Investments Inc.
Toronto, A6 |
Nov 12, 2025 Q3 2025 |
680,839
shares
|
$46.3 Million
0.21% of portfolio
|
Q3 2025
Reduced 3.9%
|
|
|
First Trust Advisors LP
Wheaton, IL |
Nov 12, 2025 Q3 2025 |
674,750
shares
|
$45.9 Million
0.04% of portfolio
|
Q3 2025
Added 9.44%
|
|
|
Citigroup Inc
|
Nov 10, 2025 Q3 2025 |
672,749
shares
|
$45.8 Million
0.03% of portfolio
|
Q3 2025
Reduced 19.21%
|
|
|
Sei Investments CO
Oaks, PA |
Nov 13, 2025 Q3 2025 |
671,686
shares
|
$45.7 Million
0.06% of portfolio
|
Q3 2025
Added 2.6%
|
|
|
Douglas Lane & Associates, LLC
|
Oct 10, 2025 Q3 2025 |
654,782
shares
|
$44.6 Million
0.8% of portfolio
|
Q3 2025
Added 12.06%
|
|
|
Parnassus Investments, LLC
|
Oct 24, 2025 Q3 2025 |
636,974
shares
|
$43.3 Million
0.13% of portfolio
|
Q3 2025
Reduced 2.81%
|
|
|
Marshall Wace, LLP
London, X0 |
Nov 13, 2025 Q3 2025 |
635,944
shares
|
$43.3 Million
0.06% of portfolio
|
Q3 2025
Added 401.94%
|
|
|
Canada Pension Plan Investment Board
Toronto Ontario, A6 |
Nov 13, 2025 Q3 2025 |
634,330
shares
|
$43.2 Million
0.04% of portfolio
|
Q3 2025
Added 18.68%
|
|
|
Natixis Advisors, L.P.
Boston, MA |
Nov 12, 2025 Q3 2025 |
571,265
shares
|
$38.9 Million
0.07% of portfolio
|
Q3 2025
Added 6.25%
|
|
|
Eagle Asset Management Inc
St Petersburg, FL |
Nov 12, 2024 Q3 2024 |
561,398
shares
|
$38.2 Million
0.25% of portfolio
|
Q3 2024
Reduced 53.95%
|
|
|
National Pension Service
Jeonju Si, Jeollabuk Do, M5 |
Nov 03, 2025 Q3 2025 |
553,599
shares
|
$37.7 Million
0.04% of portfolio
|
Q3 2025
Added 2.22%
|
|
|
American Century Companies Inc
Kansas City, MO |
Nov 12, 2025 Q3 2025 |
551,523
shares
|
$37.5 Million
0.02% of portfolio
|
Q3 2025
Added 682.31%
|
|
|
Telemark Asset Management, LLC
Boston, MA |
Nov 10, 2025 Q3 2025 |
550,000
shares
|
$37.4 Million
4.7% of portfolio
|
Q3 2025
Added 10.0%
|
|
|
Pro Share Advisors LLC
|
Nov 05, 2025 Q3 2025 |
547,465
shares
|
$37.3 Million
0.1% of portfolio
|
Q3 2025
Reduced 17.23%
|
|
|
Ion Asset Management Ltd.
George Town, Grand Cayman, E9 |
Nov 14, 2025 Q3 2025 |
534,000
shares
|
$36.3 Million
5.36% of portfolio
|
Q3 2025
Reduced 54.35%
|
|
|
Raymond James & Associates
St Petersburg, FL |
Oct 18, 2024 Q3 2024 |
530,791
shares
|
$36.1 Million
0.02% of portfolio
|
Q3 2024
Reduced 15.49%
|
|
|
Connectus Wealth, LLC
Cincinnati, OH |
May 14, 2024 Q1 2024 |
517,430
shares
|
$35.2 Million
1.14% of portfolio
|
Q1 2024
Reduced 0.23%
|
|
|
Credit Suisse Ag
Zurich, V8 |
May 10, 2024 Q1 2024 |
511,622
shares
|
$34.8 Million
0.05% of portfolio
|
Q1 2024
Added 9.52%
|
|