CSGP icon

CoStar Group

867 hedge funds and large institutions have $34.2B invested in CoStar Group in 2025 Q2 according to their latest regulatory filings, with 98 funds opening new positions, 352 increasing their positions, 316 reducing their positions, and 75 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
867
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
26
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$180M
Puts
$97.5M
Net Calls
Net Calls Change

Top Buyers

1 +$310M
2 +$251M
3 +$111M
4
TP
Third Point
New York
+$86.5M
5
IAM
Ion Asset Management
Israel
+$80.2M
Name Holding Trade Value Shares
Change
Change in
Stake
551
$474K
552
$471K
553
$467K
554
$464K
555
$464K
556
$463K
557
$462K
558
$457K
559
$452K
560
$434K
561
$432K
562
$431K
563
$431K
564
$429K
565
$426K
566
$426K
567
$425K
568
$420K
569
$415K
570
$412K
571
$405K
572
$395K
573
$392K
574
$389K
575
$385K