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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
751
$13.1K
752
$12.9K
753
$12K
754
$12K
755
$11.8K
756
$11.6K
757
$10.5K
758
$10.4K
759
$10.3K
760
$9.67K
761
$9.67K
762
$9.11K
763
$8.95K
764
$8.08K
765
$8K
766
$7.92K
767
$7.92K
768
$7.92K
769
$7.92K
770
$7.92K
771
$7.76K
772
$6.97K
773
$6.79K
774
$6.55K
775
$6.5K