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 1,010 institutions that hold shares in the stock, with a total of 416 Million shares, which have been reported (via 13F filing form) to have a value of $28.3 Billion.
| Holding | Report Date | shares Held | Holding Value (Reported) | Last Trade | Trade History |
|---|---|---|---|---|---|
|
Thorn Tree Capital Partners LP
Boston, MA |
Nov 14, 2025 Q3 2025 |
510,201
shares
|
$34.7 Million
7.62% of portfolio
|
Q3 2025
Reduced 0.45%
|
|
|
Frontier Capital Management CO LLC
|
Nov 14, 2025 Q3 2025 |
490,623
shares
|
$33.4 Million
0.41% of portfolio
|
Q3 2025
Reduced 6.99%
|
|
|
Russell Investments Group, Ltd.
|
Nov 13, 2025 Q3 2025 |
475,423
shares
|
$32.4 Million
0.05% of portfolio
|
Q3 2025
Added 6.36%
|
|
|
Bank Of Montreal
Toronto, A6 |
Nov 13, 2025 Q3 2025 |
469,680
shares
|
$32 Million
0.02% of portfolio
|
Q3 2025
Added 11.8%
|
|
|
Mitsubishi Ufj Trust & Banking Corp
Tokyo, M0 |
Oct 31, 2025 Q3 2025 |
466,278
shares
|
$31.7 Million
0.09% of portfolio
|
Q3 2025
Reduced 2.18%
|
|
|
Alliancebernstein L.P.
New York, NY |
Nov 14, 2025 Q3 2025 |
464,823
shares
|
$31.6 Million
0.01% of portfolio
|
Q3 2025
Added 0.9%
|
|
|
Td Asset Management Inc
|
Nov 10, 2025 Q3 2025 |
455,430
shares
|
$31 Million
0.03% of portfolio
|
Q3 2025
Reduced 33.24%
|
|
|
Arrowstreet Capital, Limited Partnership
Boston, MA |
Nov 13, 2025 Q3 2025 |
453,897
shares
|
$30.9 Million
0.03% of portfolio
|
Q3 2025
Reduced 18.79%
|
|
|
No Street Gp LP
San Francisco, CA |
Nov 14, 2025 Q3 2025 |
450,000
shares
|
$30.6 Million
2.72% of portfolio
|
Q3 2025
Added 4.65%
|
|
|
Geneva Capital Management LLC
|
Nov 13, 2025 Q3 2025 |
436,009
shares
|
$29.7 Million
0.64% of portfolio
|
Q3 2025
Reduced 2.6%
|
|
|
Ironvine Capital Partners, LLC
Omaha, NE |
Nov 14, 2025 Q3 2025 |
430,334
shares
|
$29.3 Million
3.94% of portfolio
|
Q3 2025
Reduced 2.29%
|
|
|
Great West Life Assurance CO
Winnipeg, A2 |
Nov 17, 2025 Q3 2025 |
430,259
shares
|
$29.3 Million
0.05% of portfolio
|
Q3 2025
Added 5.02%
|
|
|
Visualize Group LP
New York, NY |
Nov 14, 2025 Q3 2025 |
428,838
shares
|
$29.2 Million
12.12% of portfolio
|
Q3 2025
Added 443.07%
|
|
|
Neuberger Berman Group LLC
New York, NY |
Nov 12, 2025 Q3 2025 |
421,793
shares
|
$28.7 Million
0.03% of portfolio
|
Q3 2025
Added 58.95%
|
|
|
Israel Englander
Millennium Management LLC | New York, Ny
|
Nov 14, 2025 Q3 2025 |
408,355
shares
|
$27.8 Million
0.02% of portfolio
|
Q3 2025
Added 280.51%
|
|
|
Royal London Asset Management LTD
United Kingdom, X0 |
Nov 13, 2025 Q3 2025 |
407,064
shares
|
$27.7 Million
0.08% of portfolio
|
Q3 2025
Added 0.54%
|
|
|
Quantum Capital Management, LLC
Northfield, NJ |
Nov 12, 2025 Q3 2025 |
402,895
shares
|
$27.4 Million
4.07% of portfolio
|
Q3 2025
Reduced 0.26%
|
|
|
Clearbridge Investments, LLC
New York, NY |
Nov 13, 2025 Q3 2025 |
399,113
shares
|
$27.2 Million
0.03% of portfolio
|
Q3 2025
Added 0.23%
|
|
|
State Board Of Administration Of Florida Retirement System
|
Nov 14, 2025 Q3 2025 |
391,353
shares
|
$26.6 Million
0.06% of portfolio
|
Q3 2025
Reduced 4.48%
|
|
|
Adage Capital Partners Gp, L.L.C.
Boston, MA |
Nov 14, 2025 Q3 2025 |
385,700
shares
|
$26.2 Million
0.05% of portfolio
|
Q3 2025
Reduced 0.18%
|
|
|
Jupiter Asset Management LTD
|
Nov 10, 2025 Q3 2025 |
383,230
shares
|
$26.1 Million
0.29% of portfolio
|
Q3 2025
New holding
|
|
|
Nzs Capital, LLC
Denver, CO |
Nov 12, 2025 Q3 2025 |
373,432
shares
|
$25.4 Million
1.13% of portfolio
|
Q3 2025
Added 6.53%
|
|
|
Axa Investment Managers S.A.
Puteaux, I0 |
Nov 14, 2025 Q3 2025 |
370,740
shares
|
$25.2 Million
0.09% of portfolio
|
Q3 2025
New holding
|
|
|
Ycg, LLC
|
Oct 28, 2025 Q3 2025 |
359,321
shares
|
$24.5 Million
2.35% of portfolio
|
Q3 2025
Reduced 18.11%
|
|
|
Caden Capital Partners, LP
Santa Monica, CA |
Nov 14, 2025 Q3 2025 |
349,501
shares
|
$23.8 Million
11.95% of portfolio
|
Q3 2025
Reduced 7.91%
|
|