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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
PM
626
Phraction Management
Connecticut
$202K
TC
627
TwinBeech Capital
New York
$202K
BIM
628
Bridges Investment Management
Nebraska
$202K
HIIFS
629
Harel Insurance Investments & Financial Services
Israel
$185K
MCM
630
MAI Capital Management
Ohio
$179K
QCG
631
Quadrant Capital Group
Ohio
$178K
WBC
632
Westpac Banking Corp
Australia
$155K
TFIPS
633
Towarzystwo Funduszy Inwestycyjnych PZU SA
$155K
SM
634
STF Management
Texas
$154K
TPCW
635
TD Private Client Wealth
New York
$151K
OWP
636
ORG Wealth Partners
Texas
$150K
RIL
637
Rothschild Investment LLC
Illinois
$148K
AssetMark Inc
638
AssetMark Inc
California
$145K
LS
639
Livforsakringsbolaget Skandia
Sweden
$141K
ZBNA
640
Zions Bancorporation, National Association
Utah
$140K
SAG
641
SageView Advisory Group
California
$134K
FFA
642
Farther Finance Advisors
California
$132K
MPWT
643
MassMutual Private Wealth & Trust
Connecticut
$120K
DAM
644
Delta Asset Management
Tennessee
$118K
WT
645
Whittier Trust
California
$118K
DCU
646
Dara Capital US
Florida
$116K
EWA
647
EverSource Wealth Advisors
Alabama
$114K
CCP
648
Caden Capital Partners
California
$102K
EFMH
649
E Fund Management (HK)
Hong Kong
$95K
WTC
650
WhitTier Trust Company
Nevada
$93.4K