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CoStar Group
CSGP

Overview Fund Activity

845 hedge funds and large institutions have $33.5B invested in CoStar Group in 2025 Q1 according to their latest regulatory filings, with 140 funds opening new positions, 372 increasing their positions, 258 reducing their positions, and 75 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
845
Holders Change
+52
Holders Change %
+6.56%
% of All Funds
11.48%
Holding in Top 10
23
Holding in Top 10 Change
+7
Holding in Top 10 Change %
+43.75%
% of All Funds
0.31%
New
140
Increased
372
Reduced
258
Closed
75
Calls
$337M
Puts
$119M
Net Calls
+$218M
Net Calls Change
+$204M

Top Buyers

1
MMA
Mizuho Markets Americas
New York
$586M
2
Morgan Stanley
Morgan Stanley
New York
$627M
3
TCIM
TOMS Capital Investment Management
New York
$278M
4
UBS Group
UBS Group
Switzerland
$376M
5
Vanguard Group
Vanguard Group
Pennsylvania
$5.42B

Top Sellers

1
Macquarie Group
Macquarie Group
Australia
$489M
2
Viking Global Investors
Viking Global Investors
Connecticut
$0
3
Goldman Sachs
Goldman Sachs
New York
$214M
4
SCM
Spyglass Capital Management
California
$39.3M
5
Canada Pension Plan Investment Board
Canada Pension Plan Investment Board
Ontario, Canada
$37M
Name Holding Trade Value Shares
Change 		Shares
Change %
NAM
901
Nexpoint Asset Management
Texas
– -$216K -3,018 Closed
NCFG
902
New Century Financial Group
New Jersey
– -$215K -2,973 Closed
RBI
903
Raiffeisen Bank International
Austria
– -$150K -2,095 Closed
RCM
904
Raleigh Capital Management
North Carolina
– -$20.4K -285 Closed
RA
905
RiverPark Advisors
New York
– -$13.1K -183 Closed
SAM
906
Synergy Asset Management
Washington
– -$12.8K -170 Closed
MCM
907
MidAtlantic Capital Management
Virginia
– -$10.5K -147 Closed
NWWA
908
New Wave Wealth Advisors
Arkansas
– -$5.94K -83 Closed
KIM
909
Kestra Investment Management
Texas
– -$5.87K -82 Closed
FA
910
Fedenia Advisers
Wisconsin
– -$5.73K -80 Closed
AWM
911
Avior Wealth Management
Nebraska
– -$3.79K -53 Closed
SN
912
Sittner & Nelson
Oregon
– -$2.22K -31 Closed
JGIA
913
Jackson Grant Investment Advisers
Connecticut
– -$2.15K -30 Closed
CAS
914
Coppell Advisory Solutions
Texas
– -$1.87K -26 Closed
Lazard Asset Management
915
Lazard Asset Management
New York
– -$1K -22 Closed
MA
916
MCF Advisors
Kentucky
– -$1.22K -17 Closed
RAM
917
Riggs Asset Management
Pennsylvania
– -$575 -8 Closed
MIFH
918
Migdal Insurance & Financial Holdings
Israel
– -$1K -8 Closed
OSNBOA
919
Old Second National Bank of Aurora
Illinois
– -$501 -7 Closed
AP
920
Aspect Partners
Virginia
– -$143 -2 Closed
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