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CoStar Group

852 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, 375 increasing their positions, 261 reducing their positions, and 75 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
852
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
23
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$337M
Puts
$119M
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
101
$36.3M
102
$35.4M
103
$35.4M
104
$35.1M
105
$34.8M
106
$34.6M
107
$33.7M
108
$33M
109
$32.4M
110
$32M
111
$31.9M
112
$31.5M
113
$31.4M
114
$31.3M
115
$31.2M
116
$31M
117
$30.5M
118
$28.8M
119
$28.3M
120
$28.2M
121
$27.5M
122
$27.1M
123
$26.7M
124
$26.2M
125
$25.8M