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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 %
Point72 Asset Management
851
Point72 Asset Management
Connecticut
– -$29.9M -417,487 Closed
Marshall Wace
852
Marshall Wace
United Kingdom
– -$19.9M -277,930 Closed
Select Equity Group
853
Select Equity Group
New York
– -$14.9M -207,951 Closed
SCP
854
Sandhill Capital Partners
New York
– -$13.6M -190,371 Closed
WC
855
Westwind Capital
New Mexico
– -$12.2M -170,564 Closed
AP
856
Archon Partners
New Jersey
– -$10.9M -152,000 Closed
RAM
857
RedJay Asset Management
Ontario, Canada
– -$8.95M -125,000 Closed
AIM
858
Artemis Investment Management
United Kingdom
– -$7.7M -107,623 Closed
KC
859
Katamaran Capital
United Kingdom
– -$4.38M -61,235 Closed
IWS
860
Insight Wealth Strategies
California
– -$3.71M -51,815 Closed
IECM
861
Intrinsic Edge Capital Management
Illinois
– -$3.58M -50,000 Closed
Connor, Clark & Lunn Investment Management (CC&L)
862
Connor, Clark & Lunn Investment Management (CC&L)
British Columbia, Canada
– -$2.86M -40,007 Closed
YIH
863
Y-Intercept (HK)
Hong Kong
– -$2.78M -38,765 Closed
CM
864
Crestline Management
Texas
– -$2.73M -38,086 Closed
Voloridge Investment Management
865
Voloridge Investment Management
Florida
– -$2.4M -33,549 Closed
BP
866
BNP Paribas
France
– -$2.31M -32,223 Closed
PAS
867
Park Avenue Securities
New York
– -$2.08M -29,073 Closed
KCM
868
Kodai Capital Management
Illinois
– -$1.95M -27,307 Closed
PCM
869
Prelude Capital Management
New York
– -$1.91M -26,720 Closed
Caisse de Depot et Placement du Quebec (CDPQ)
870
Caisse de Depot et Placement du Quebec (CDPQ)
Quebec, Canada
– -$1.63M -22,744 Closed
Hudson Bay Capital Management
871
Hudson Bay Capital Management
Connecticut
– -$1.49M -20,878 Closed
NRD
872
Nebula Research & Development
New York
– -$1.44M -20,171 Closed
DTL
873
Dynamic Technology Lab
Singapore
– -$1.37M -19,179 Closed
KM
874
KP Management
Minnesota
– -$1.18M -16,500 Closed
FHB
875
First Hawaiian Bank
Hawaii
– -$992K -13,861 Closed
33 34
35
36 37