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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 %
NCGI
876
Next Century Growth Investors
Minnesota
– -$967K -13,506 Closed
TM
877
TFJ Management
Massachusetts
– -$966K -13,488 Closed
I
878
InceptionR
California
– -$902K -12,606 Closed
ET
879
Entropy Technologies
New York
– -$889K -12,421 Closed
Parnassus Investments
880
Parnassus Investments
California
– -$860K -12,009 Closed
LCM
881
LRT Capital Management
Texas
– -$822K -11,484 Closed
SCM
882
Sone Capital Management
New York
– -$789K -11,022 Closed
CC
883
Centiva Capital
New York
– -$770K -10,762 Closed
BCM
884
Bayesian Capital Management
New York
– -$759K -10,600 Closed
GCP
885
GSA Capital Partners
United Kingdom
– -$716K -9,999 Closed
XT
886
XTX Topco
Cayman Islands
– -$664K -9,272 Closed
FC
887
FORA Capital
Florida
– -$656K -9,159 Closed
KHCM
888
Kirtland Hills Capital Management
Ohio
– -$452K -6,307 Closed
CPCPP
889
Canada Post Corporation Pension Plan
Canada
– -$384K -5,360 Closed
WSCM
890
Wellington Shields Capital Management
New York
– -$340K -4,750 Closed
CP
891
CenterBook Partners
Connecticut
– -$333K -4,656 Closed
CFGS
892
Concourse Financial Group Securities
Alabama
– -$344K -4,654 Closed
EC
893
EntryPoint Capital
New York
– -$327K -4,570 Closed
AIM
894
Aigen Investment Management
New York
– -$323K -4,507 Closed
Jane Street
895
Jane Street
New York
– -$322K -4,494 Closed
1C
896
111 Capital
France
– -$310K -4,336 Closed
WTG
897
West Tower Group
Virginia
– -$286K -4,000 Closed
PD
898
Point72 (DIFC)
United Arab Emirates
– -$237K -3,314 Closed
FI
899
FWG Investments
Kentucky
– -$226K -3,160 Closed
GS
900
GTS Securities
New York
– -$218K -3,045 Closed
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