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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
426
$1.22M
427
$1.2M
428
$1.19M
429
$1.18M
430
$1.14M
431
$1.14M
432
$1.12M
433
$1.12M
434
$1.11M
435
$1.1M
436
$1.09M
437
$1.09M
438
$1.07M
439
$1.07M
440
$1.06M
441
$1.06M
442
$1.06M
443
$1.04M
444
$1.04M
445
$1.04M
446
$1.03M
447
$1.01M
448
$1,000K
449
$982K
450
$975K