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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
376
$1.79M
377
$1.78M
378
$1.77M
379
$1.77M
380
$1.76M
381
$1.76M
382
$1.72M
383
$1.72M
384
$1.72M
385
$1.71M
386
$1.7M
387
$1.66M
388
$1.64M
389
$1.59M
390
$1.59M
391
$1.58M
392
$1.56M
393
$1.56M
394
$1.54M
395
$1.54M
396
$1.53M
397
$1.52M
398
$1.47M
399
$1.46M
400
$1.43M