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CoStar Group

855 hedge funds and large institutions have $33.9B invested in CoStar Group in 2025 Q1 according to their latest regulatory filings, with 139 funds opening new positions, 376 increasing their positions, 263 reducing their positions, and 75 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
855
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
226
$7.4M
227
$7.34M
228
$7.28M
229
$7.21M
230
$7.18M
231
$7.1M
232
$6.99M
233
$6.86M
234
$6.73M
235
$6.72M
236
$6.69M
237
$6.66M
238
$6.58M
239
$6.56M
240
$6.56M
241
$6.45M
242
$6.39M
243
$6.26M
244
$6.2M
245
$6.08M
246
$6.07M
247
$6.01M
248
$6.01M
249
$6M
250
$5.97M