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CoStar Group

844 hedge funds and large institutions have $27.8B invested in CoStar Group in 2025 Q4 according to their latest regulatory filings, with 102 funds opening new positions, 274 increasing their positions, 385 reducing their positions, and 142 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: $ → $

28% less first-time investments, than exits

New positions opened: 102 | Existing positions closed: 142

29% less repeat investments, than reductions

Existing positions increased: 274 | Existing positions reduced: 385

32% less funds holding in top 10

Funds holding in top 10: 2517 (-8)

Holders
844
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
OBC
551
Oakum Bay Capital
Connecticut
$370K
Kovitz Investment Group Partners
552
Kovitz Investment Group Partners
Illinois
$369K
IWA
553
IVC Wealth Advisors
Pennsylvania
$367K
RIG
554
Ramiah Investment Group
Wisconsin
$367K
EC
555
EntryPoint Capital
New York
$366K
PWM
556
Perigon Wealth Management
California
$363K
IIC
557
Integrated Investment Consultants
Michigan
$356K
SSWM
558
Strait & Sound Wealth Management
California
$355K
HNB
559
Huntington National Bank
Ohio
$353K
CNBT
560
Canandaigua National Bank & Trust
New York
$352K
SC
561
Syon Capital
California
$347K
AIM
562
Aigen Investment Management
New York
$341K
VSQM
563
V-Square Quantitative Management
Illinois
$341K
FCP
564
Fidelis Capital Partners
Florida
$340K
FFM
565
Forum Financial Management
Illinois
$340K
HBS
566
Howard Bailey Securities
Indiana
$338K
NAS
567
Nicolet Advisory Services
Wisconsin
$338K
EA
568
Emerald Advisers
Pennsylvania
$323K
CCM
569
Coldstream Capital Management
Washington
$320K
OAM
570
Ostrum Asset Management
France
$316K
PWA
571
Pitcairn Wealth Advisors
Pennsylvania
$310K
RWP
572
RWA Wealth Partners
Massachusetts
$309K
PFBT
573
Parkside Financial Bank & Trust
Missouri
$307K
CCG
574
Chatham Capital Group
Georgia
$300K
BMWM
575
Brown Miller Wealth Management
Virginia
$299K