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CoStar Group
CSGP

Overview Fund Activity

857 hedge funds and large institutions have $34.1B invested in CoStar Group in 2025 Q2 according to their latest regulatory filings, with 97 funds opening new positions, 347 increasing their positions, 313 reducing their positions, and 74 closing their positions.

Holders
857
Holders Change
+12
Holders Change %
+1.42%
% of All Funds
11.5%
Holding in Top 10
26
Holding in Top 10 Change
+3
Holding in Top 10 Change %
+13.04%
% of All Funds
0.35%
New
97
Increased
347
Reduced
313
Closed
74
Calls
$180M
Puts
$97.5M
Net Calls
+$82.6M
Net Calls Change
-$135M

Top Buyers

1
Janus Henderson Group
1
Janus Henderson Group
United Kingdom
$324M
2
Viking Global Investors
2
Viking Global Investors
Connecticut
$259M
3
Franklin Resources
3
Franklin Resources
California
$277M
4
TP
4
Third Point
New York
$248M
5
IAM
5
Ion Asset Management
Israel
$94.1M

Top Sellers

1
TCIM
1
TOMS Capital Investment Management
New York
$0
2
BlackRock
2
BlackRock
New York
$2.82B
3
MMA
3
Mizuho Markets Americas
New York
$471M
4
Ameriprise
4
Ameriprise
Minnesota
$86.7M
5
Macquarie Group
5
Macquarie Group
Australia
$389M
Name Holding Trade Value Shares
Change 		Shares
Change %
2
176
2Xideas
Switzerland
$12.9M -$1.24M -15,462 -9%
Nomura Asset Management
177
Nomura Asset Management
Japan
$12.3M +$524K +6,517 +4%
KK
178
KLP Kapitalforvaltning
Norway
$12.3M +$780K +9,700 +7%
CIBC Asset Management
179
CIBC Asset Management
Ontario, Canada
$12.3M -$362K -4,502 -3%
Fiera Capital (Canada)
180
Fiera Capital (Canada)
Quebec, Canada
$12.2M +$2.98M +37,010 +32%
CIBC World Market
181
CIBC World Market
Ontario, Canada
$12.2M +$11.7M +145,734 +2,513%
Mirae Asset Global Investments
182
Mirae Asset Global Investments
South Korea
$12.1M +$1.57M +19,547 +15%
UB
183
UMB Bank
Missouri
$11.9M +$5.18M +64,477 +77%
FAM
184
Fred Alger Management
New York
$11.8M +$1.4M +17,439 +13%
State of New Jersey Common Pension Fund D
185
State of New Jersey Common Pension Fund D
New Jersey
$11.5M -$1.01M -12,584 -8%
RAM
186
Resona Asset Management
Japan
$11.2M +$830K +10,322 +8%
Cetera Investment Advisers
187
Cetera Investment Advisers
Illinois
$11.2M -$317K -3,941 -3%
Envestnet Portfolio Solutions
188
Envestnet Portfolio Solutions
Illinois
$11M +$1.47M +18,337 +15%
LF
189
Lansforsakringar Fondforvaltning
Sweden
$10.8M -$218K -2,717 -2%
Marshall Wace
190
Marshall Wace
United Kingdom
$10.2M +$10.2M +126,698 New
FCBT
191
First Citizens Bank & Trust
North Carolina
$10.1M +$1.85M +23,043 +22%
Handelsbanken Fonder
192
Handelsbanken Fonder
Sweden
$10.1M +$2.72M +33,807 +37%
NIM
193
NEOS Investment Management
Connecticut
$10M +$3.94M +49,047 +65%
ASRS
194
Arizona State Retirement System
Arizona
$9.91M +$144K +1,786 +1%
SOMRS
195
State of Michigan Retirement System
Michigan
$9.79M -$169K -2,100 -2%
KLWA
196
Kelly Lawrence W & Associates
California
$9.78M -$242K -3,008 -2%
NIG
197
NFJ Investment Group
Texas
$9.64M -$24.5K -305 -0.3%
Corient Private Wealth
198
Corient Private Wealth
Florida
$9.58M -$1.1M -13,631 -10%
Jennison Associates
199
Jennison Associates
New York
$9.5M +$78K +970 +0.8%
Truist Financial
200
Truist Financial
North Carolina
$9.46M -$1.14M -14,167 -11%
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