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CoStar Group

838 hedge funds and large institutions have $27.8B invested in CoStar Group in 2025 Q4 according to their latest regulatory filings, with 99 funds opening new positions, 273 increasing their positions, 383 reducing their positions, and 141 closing their positions.

New
Increased
Maintained
Reduced
Closed

more call options, than puts

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

less ownership

Funds ownership:

less funds holding

Funds holding:

less capital invested

Capital invested by funds: $ → $

29% less repeat investments, than reductions

Existing positions increased: 273 | Existing positions reduced: 383

30% less first-time investments, than exits

New positions opened: 99 | Existing positions closed: 141

32% less funds holding in top 10

Funds holding in top 10: 2517 (-8)

Holders
838
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
17
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$207M
Puts
$111M
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
CH
826
CDKV Holdings
Colorado
$269
VFM
827
Vision Financial Markets
Connecticut
$202
LWMI
828
Legacy Wealth Management (Idaho)
Idaho
$202
CWP
829
Clark Wealth Partners
Illinois
$202
KFG
830
Kingdom Financial Group
Arizona
$202
OC
831
Optima Capital
Oregon
$202
Parallax Volatility Advisers
832
Parallax Volatility Advisers
California
$134
WW
833
Winnow Wealth
Texas
$68
CIAM
834
Caitong International Asset Management
Hong Kong
$67
AG
835
AmeriFlex Group
Nevada
$67
EB
836
Eastern Bank
Massachusetts
$67
SA
837
Scarborough Advisors
Maryland
$67
HCM
838
Hollencrest Capital Management
California
$67
TAM
839
Telemark Asset Management
Massachusetts
FCM
840
Frontier Capital Management
Massachusetts
Arrowstreet Capital
841
Arrowstreet Capital
Massachusetts
IECM
842
Intrinsic Edge Capital Management
Illinois
Acadian Asset Management
843
Acadian Asset Management
Massachusetts
GC
844
Gillson Capital
Illinois
HRCM
845
Hood River Capital Management
Florida
SWGC
846
Summit Wealth Group (Colorado)
Colorado
QCM
847
Qsemble Capital Management
New York
TC
848
Tsai Capital
New York
LC
849
Lakehouse Capital
Australia
AP
850
Archon Partners
New Jersey