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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
376
$1.84M
377
$1.79M
378
$1.78M
379
$1.77M
380
$1.77M
381
$1.76M
382
$1.76M
383
$1.72M
384
$1.72M
385
$1.72M
386
$1.71M
387
$1.7M
388
$1.66M
389
$1.64M
390
$1.59M
391
$1.59M
392
$1.58M
393
$1.56M
394
$1.56M
395
$1.54M
396
$1.54M
397
$1.53M
398
$1.52M
399
$1.47M
400
$1.46M