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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.

New
Increased
Maintained
Reduced
Closed
Holders
857
Holders Change
+12
Holders Change %
+1.42%
% of All Funds
11.49%
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
Janus Henderson Group
United Kingdom
+$320M
2
Viking Global Investors
Viking Global Investors
Connecticut
+$259M
3
Franklin Resources
Franklin Resources
California
+$114M
4
TP
Third Point
New York
+$89.2M
5
IAM
Ion Asset Management
Israel
+$82.7M

Top Sellers

1
TCIM
TOMS Capital Investment Management
New York
-$278M
2
BlackRock
BlackRock
New York
-$194M
3
MMA
Mizuho Markets Americas
New York
-$124M
4
Ameriprise
Ameriprise
Minnesota
-$116M
5
Macquarie Group
Macquarie Group
Australia
-$108M
Name Holding Trade Value Shares
Change 		Shares
Change %
AWM
801
Activest Wealth Management
Florida
$2.57K -$402 -5 -14%
BI
802
Binnacle Investments
Iowa
$2.57K – – –
DPW
803
DiNuzzo Private Wealth
Pennsylvania
$2.57K +$80 +1 +3%
STB
804
S&T Bank
Pennsylvania
$2.57K +$1.21K +15 +88%
CIAS
805
CBIZ Investment Advisory Services
Ohio
$2.57K +$2.09K +26 +433%
NEWAS
806
N.E.W. Advisory Services
Wisconsin
$2.41K – – –
CIA
807
Cape Investment Advisory
Georgia
$2.17K -$161 -2 -7%
SO
808
Sierra Ocean
California
$2.09K -$884 -11 -30%
WCM
809
WealthTrak Capital Management
Virginia
$2.01K -$1.61K -20 -44%
CFG
810
CKW Financial Group
Hawaii
$2K – – –
HFS
811
Hughes Financial Services
Virginia
$1.93K -$2.5K -26 -57%
TFM
812
TFC Financial Management
Massachusetts
$1.85K +$161 +2 +10%
PWA
813
Principia Wealth Advisory
Texas
$1.85K +$402 +5 +28%
EPW
814
Evergreen Private Wealth
Colorado
$1.85K +$1.85K +23 New
SIC
815
Salem Investment Counselors
North Carolina
$1.61K -$1.45K -18 -47%
PSFG
816
Park Square Financial Group
Georgia
$1.61K – – –
NL
817
NVWM LLC
Pennsylvania
$1.53K -$402 -5 -21%
SC
818
Solstein Capital
California
$1.53K +$1.53K +19 New
1IA
819
1620 Investment Advisors
Massachusetts
$1.45K -$4.74K -59 -77%
CAC
820
Core Alternative Capital
Georgia
$1.29K – – –
CFD
821
Creative Financial Designs
Indiana
$1.21K +$804 +10 +200%
SC
822
Stephens Consulting
Michigan
$1.21K +$1.21K +15 New
PWA
823
Physician Wealth Advisors
Utah
$1.13K +$402 +5 +56%
BHWM
824
Bay Harbor Wealth Management
Maryland
$1.13K +$482 +6 +75%
SIC
825
SJS Investment Consulting
Ohio
$1.05K -$966 -12 -48%
31 32
33
34 35