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 |
|---|---|---|---|---|---|
|
Thorn Tree Capital Partners LP
Boston, MA |
Aug 14, 2025 Q2 2025 |
512,507
shares
|
$45.2 Million
8.43% of portfolio
|
Q2 2025
Added 30.34%
|
|
|
Credit Suisse Ag
Zurich, V8 |
May 10, 2024 Q1 2024 |
511,622
shares
|
$45.1 Million
0.05% of portfolio
|
Q1 2024
Added 9.52%
|
|
|
Telemark Asset Management, LLC
Boston, MA |
May 12, 2025 Q1 2025 |
500,000
shares
|
$44.1 Million
5.72% of portfolio
|
Q1 2025
Added 25.0%
|
|
|
Mitsubishi Ufj Trust & Banking Corp
Tokyo, M0 |
Aug 08, 2025 Q2 2025 |
476,675
shares
|
$42 Million
0.09% of portfolio
|
Q2 2025
Reduced 7.76%
|
|
|
Ownership Capital B.V.
|
Aug 04, 2025 Q2 2025 |
474,699
shares
|
$41.8 Million
2.22% of portfolio
|
Q2 2025
Reduced 24.14%
|
|
|
Healthcare Of Ontario Pension Plan Trust Fund
Toronto, A6 |
Aug 13, 2025 Q2 2025 |
461,925
shares
|
$40.7 Million
0.08% of portfolio
|
Q2 2025
Reduced 60.04%
|
|
|
Alliancebernstein L.P.
New York, NY |
Aug 14, 2025 Q2 2025 |
460,671
shares
|
$40.6 Million
0.01% of portfolio
|
Q2 2025
Reduced 3.53%
|
|
|
Lpl Financial LLC
Fort Mill, SC |
Aug 12, 2025 Q2 2025 |
459,963
shares
|
$40.5 Million
0.01% of portfolio
|
Q2 2025
Added 3.0%
|
|
|
Geneva Capital Management LLC
|
Aug 04, 2025 Q2 2025 |
447,649
shares
|
$39.5 Million
0.61% of portfolio
|
Q2 2025
Added 11.02%
|
|
|
Russell Investments Group, Ltd.
|
Aug 13, 2025 Q2 2025 |
446,991
shares
|
$39.4 Million
0.05% of portfolio
|
Q2 2025
Added 5.22%
|
|
|
Ironvine Capital Partners, LLC
Omaha, NE |
Aug 14, 2025 Q2 2025 |
440,414
shares
|
$38.8 Million
4.02% of portfolio
|
Q2 2025
Reduced 3.83%
|
|
|
Ycg, LLC
|
Aug 13, 2025 Q2 2025 |
438,811
shares
|
$38.7 Million
2.81% of portfolio
|
Q2 2025
Reduced 1.81%
|
|
|
Ray Dalio
Bridgewater Associates, LP | Westport, Ct
|
Aug 13, 2025 Q2 2025 |
432,708
shares
|
$38.1 Million
0.15% of portfolio
|
Q2 2025
Reduced 56.11%
|
|
|
No Street Gp LP
San Francisco, CA |
Aug 14, 2025 Q2 2025 |
430,000
shares
|
$37.9 Million
2.9% of portfolio
|
Q2 2025
Added 8.86%
|
|
|
Bank Of Montreal
Toronto, A6 |
Aug 05, 2025 Q2 2025 |
420,126
shares
|
$37 Million
0.02% of portfolio
|
Q2 2025
Reduced 5.15%
|
|
|
National Bank Of Canada
|
Aug 15, 2025 Q2 2025 |
415,626
shares
|
$36.6 Million
0.04% of portfolio
|
Q2 2025
Added 21.41%
|
|
|
State Board Of Administration Of Florida Retirement System
|
Aug 13, 2025 Q2 2025 |
409,705
shares
|
$36.1 Million
0.06% of portfolio
|
Q2 2025
Added 0.23%
|
|
|
Great West Life Assurance CO
Winnipeg, A2 |
Aug 14, 2025 Q2 2025 |
409,701
shares
|
$36.1 Million
0.05% of portfolio
|
Q2 2025
Added 5.07%
|
|
|
Royal London Asset Management LTD
United Kingdom, X0 |
Aug 14, 2025 Q2 2025 |
404,875
shares
|
$35.7 Million
0.08% of portfolio
|
Q2 2025
Reduced 2.9%
|
|
|
Quantum Capital Management, LLC
Northfield, NJ |
Aug 14, 2025 Q2 2025 |
403,965
shares
|
$35.6 Million
3.87% of portfolio
|
Q2 2025
Reduced 23.52%
|
|
|
Clearbridge Investments, LLC
New York, NY |
Aug 12, 2025 Q2 2025 |
398,212
shares
|
$35.1 Million
0.03% of portfolio
|
Q2 2025
Added 0.0%
|
|
|
Adage Capital Partners Gp, L.L.C.
Boston, MA |
Aug 14, 2025 Q2 2025 |
386,400
shares
|
$34.1 Million
0.06% of portfolio
|
Q2 2025
Added 0.47%
|
|
|
Caden Capital Partners, LP
Santa Monica, CA |
Aug 14, 2025 Q2 2025 |
379,501
shares
|
$33.4 Million
10.14% of portfolio
|
Q2 2025
Reduced 13.21%
|
|
|
Aqr Capital Management LLC
Greenwich, CT |
Aug 14, 2025 Q2 2025 |
364,858
shares
|
$32.2 Million
0.03% of portfolio
|
Q2 2025
Added 183.71%
|
|
|
Gillson Capital LP
Chicago, IL |
Aug 14, 2025 Q2 2025 |
356,922
shares
|
$31.5 Million
2.19% of portfolio
|
Q2 2025
Added 32.6%
|