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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
301
$3.65M
302
$3.63M
303
$3.61M
304
$3.58M
305
$3.58M
306
$3.48M
307
$3.48M
308
$3.45M
309
$3.38M
310
$3.36M
311
$3.32M
312
$3.32M
313
$3.28M
314
$3.27M
315
$3.24M
316
$3.18M
317
$3.17M
318
$3.17M
319
$3.14M
320
$3.13M
321
$3.02M
322
$3.01M
323
$3M
324
$2.98M
325
$2.93M