CSGP icon

CoStar Group

785 hedge funds and large institutions have $16.4B invested in CoStar Group in 2026 Q1 according to their latest regulatory filings, with 126 funds opening new positions, 305 increasing their positions, 272 reducing their positions, and 166 closing their positions.

New
Increased
Maintained
Reduced
Closed

more call options, than puts

Call options by funds: $ | Put options by funds: $

more repeat investments, than reductions

Existing positions increased: | Existing positions reduced:

less ownership

Funds ownership:

less funds holding

Funds holding:

24% less first-time investments, than exits

New positions opened: 126 | Existing positions closed: 166

41% less capital invested

Capital invested by funds: $27.8B → $16.4B (-$11.3B)

59% less funds holding in top 10

Funds holding in top 10: 177 (-10)

Holders
785
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
7
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$142M
Puts
$39.3M
Net Calls
Net Calls Change

Top Sellers

1 -$302M
2 -$233M
3 -$216M
4
TP
Third Point
New York
-$213M
5
BAMCO Inc
BAMCO Inc
New York
-$166M
Name Holding Trade Value Shares
Change
Change in
Stake
SSA
826
Schonfeld Strategic Advisors
New York
KC
827
Katamaran Capital
United Kingdom
BWG
828
Boomfish Wealth Group
Georgia
AC
829
Allstate Corporation
Illinois
DGM
830
Delta Global Management
New York
GIA
831
Gateway Investment Advisers
Ohio
ALMGDA
832
AG2R La Mondiale Gestion d'Actifs
France
KRS
833
Kentucky Retirement Systems
Kentucky
VIA
834
Virtus Investment Advisers
Connecticut
Twin Tree Management
835
Twin Tree Management
Texas
FBT
836
First Bank & Trust
South Dakota
Group One Trading
837
Group One Trading
Illinois
MWM
838
Maridea Wealth Management
New York
DILIC
839
Dai-ichi Life Insurance Company
Japan
MMEA
840
Main Management ETF Advisors
California
LOAMS
841
Lombard Odier Asset Management (Switzerland)
Switzerland
EMPI
842
Elo Mutual Pension Insurance
Finland
Verition Fund Management
843
Verition Fund Management
Connecticut
KAS
844
Kestra Advisory Services
Texas
SLI
845
Sumitomo Life Insurance
Japan
HCM
846
Howard Capital Management
Georgia
TCWA
847
Turtle Creek Wealth Advisors
Texas
VT
848
Volterra Technologies
New York
DG
849
DigitalBridge Group
Florida
NCM
850
Narwhal Capital Management
Georgia