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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
651
$209K
652
$209K
653
$207K
654
$206K
655
$203K
656
$202K
657
$202K
658
$201K
659
$201K
660
$199K
661
$197K
662
$193K
663
$183K
664
$182K
665
$166K
666
$162K
667
$160K
668
$159K
669
$158K
670
$157K
671
$155K
672
$153K
673
$148K
674
$143K
675
$139K