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 964 institutions that hold shares in the stock, with a total of 426 Million shares, which have been reported (via 13F filing form) to have a value of $37.5 Billion.
| Holding | Report Date | shares Held | Holding Value (Reported) | Last Trade | Trade History |
|---|---|---|---|---|---|
|
Kayne Anderson Rudnick Investment Management LLC
Los Angeles, CA |
Aug 13, 2025 Q2 2025 |
782,686
shares
|
$69 Million
0.16% of portfolio
|
Q2 2025
Reduced 5.99%
|
|
|
Rhumbline Advisers
Boston, MA |
Aug 12, 2025 Q2 2025 |
782,168
shares
|
$68.9 Million
0.06% of portfolio
|
Q2 2025
Added 1.8%
|
|
|
Stephens Investment Management Group LLC
|
Jul 30, 2025 Q2 2025 |
773,281
shares
|
$68.2 Million
0.87% of portfolio
|
Q2 2025
Added 4.66%
|
|
|
Weitz Investment Management, Inc.
Omaha, NE |
Aug 12, 2025 Q2 2025 |
765,600
shares
|
$67.5 Million
3.6% of portfolio
|
Q2 2025
Reduced 16.02%
|
|
|
Ci Investments Inc.
Toronto, A6 |
Aug 12, 2025 Q2 2025 |
708,453
shares
|
$62.4 Million
0.21% of portfolio
|
Q2 2025
Reduced 2.57%
|
|
|
Hsbc Holdings PLC
London, X0 |
Aug 13, 2025 Q2 2025 |
708,388
shares
|
$62.4 Million
0.04% of portfolio
|
Q2 2025
Reduced 6.83%
|
|
|
Peregrine Capital Management LLC
|
Aug 01, 2025 Q2 2025 |
700,543
shares
|
$61.7 Million
1.83% of portfolio
|
Q2 2025
Reduced 5.25%
|
|
|
California State Teachers Retirement System
West Sacramento, CA |
Aug 14, 2025 Q2 2025 |
698,309
shares
|
$61.5 Million
0.06% of portfolio
|
Q2 2025
Added 0.27%
|
|
|
California Public Employees Retirement System
Sacramento, CA |
Aug 13, 2025 Q2 2025 |
686,918
shares
|
$60.5 Million
0.04% of portfolio
|
Q2 2025
Added 8.92%
|
|
|
Td Asset Management Inc
|
Jul 28, 2025 Q2 2025 |
682,217
shares
|
$60.1 Million
0.05% of portfolio
|
Q2 2025
Reduced 4.53%
|
|
|
Raymond James Financial Inc
St. Petersburg, FL |
Aug 14, 2025 Q2 2025 |
661,877
shares
|
$58.3 Million
0.02% of portfolio
|
Q2 2025
Reduced 3.64%
|
|
|
Pro Share Advisors LLC
|
Aug 07, 2025 Q2 2025 |
661,433
shares
|
$58.3 Million
0.11% of portfolio
|
Q2 2025
Added 7.07%
|
|
|
Parnassus Investments, LLC
|
Aug 06, 2025 Q2 2025 |
655,398
shares
|
$57.8 Million
0.13% of portfolio
|
Q2 2025
New holding
|
|
|
Sei Investments CO
Oaks, PA |
Aug 14, 2025 Q2 2025 |
654,647
shares
|
$57.7 Million
0.06% of portfolio
|
Q2 2025
Reduced 3.85%
|
|
|
First Trust Advisors LP
Wheaton, IL |
Aug 13, 2025 Q2 2025 |
616,538
shares
|
$54.3 Million
0.04% of portfolio
|
Q2 2025
Added 122.52%
|
|
|
Candlestick Capital Management LP
Greenwich, CT |
Aug 14, 2025 Q2 2025 |
596,098
shares
|
$52.5 Million
0.98% of portfolio
|
Q2 2025
Reduced 49.43%
|
|
|
Douglas Lane & Associates, LLC
|
Jul 07, 2025 Q2 2025 |
584,311
shares
|
$51.5 Million
0.7% of portfolio
|
Q2 2025
Added 4.95%
|
|
|
Eagle Asset Management Inc
St Petersburg, FL |
Nov 12, 2024 Q3 2024 |
561,398
shares
|
$49.5 Million
0.25% of portfolio
|
Q3 2024
Reduced 53.95%
|
|
|
Arrowstreet Capital, Limited Partnership
Boston, MA |
Aug 13, 2025 Q2 2025 |
558,946
shares
|
$49.3 Million
0.03% of portfolio
|
Q2 2025
Added 13.54%
|
|
|
National Pension Service
Jeonju Si, Jeollabuk Do, M5 |
Aug 07, 2025 Q2 2025 |
541,601
shares
|
$47.7 Million
0.04% of portfolio
|
Q2 2025
Added 0.85%
|
|
|
Natixis Advisors, L.P.
Boston, MA |
Aug 13, 2025 Q2 2025 |
537,666
shares
|
$47.4 Million
0.07% of portfolio
|
Q2 2025
Reduced 9.58%
|
|
|
Canada Pension Plan Investment Board
Toronto Ontario, A6 |
Aug 14, 2025 Q2 2025 |
534,498
shares
|
$47.1 Million
0.04% of portfolio
|
Q2 2025
Added 14.42%
|
|
|
Raymond James & Associates
St Petersburg, FL |
Oct 18, 2024 Q3 2024 |
530,791
shares
|
$46.8 Million
0.02% of portfolio
|
Q3 2024
Reduced 15.49%
|
|
|
Frontier Capital Management CO LLC
|
Aug 14, 2025 Q2 2025 |
527,478
shares
|
$46.5 Million
0.43% of portfolio
|
Q2 2025
Added 20.04%
|
|
|
Connectus Wealth, LLC
Cincinnati, OH |
May 14, 2024 Q1 2024 |
517,430
shares
|
$45.6 Million
1.14% of portfolio
|
Q1 2024
Reduced 0.23%
|