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CoStar Group

889 hedge funds and large institutions have $34.8B invested in CoStar Group in 2025 Q3 according to their latest regulatory filings, with 105 funds opening new positions, 355 increasing their positions, 310 reducing their positions, and 63 closing their positions.

New
Increased
Maintained
Reduced
Closed

more call options, than puts

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

more first-time investments, than exits

New positions opened: | Existing positions closed:

more repeat investments, than reductions

Existing positions increased: | Existing positions reduced:

more funds holding

Funds holding:

2% more capital invested

Capital invested by funds: $34.2B → $34.8B (+$682M)

3.13% less ownership

Funds ownership: 100.67%97.54% (-3.1%)

4% less funds holding in top 10

Funds holding in top 10: 2625 (-1)

Holders
889
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
25
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$199M
Puts
$81.5M
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
IFWM
426
Institute for Wealth Management
Colorado
$1.37M
BAMF
427
BI Asset Management Fondsmaeglerselskab
Denmark
$1.37M
AC
428
Allstate Corporation
Illinois
$1.36M
RWB
429
RMR Wealth Builders
New Jersey
$1.35M
RAM
430
Redmond Asset Management
Virginia
$1.33M
AAP
431
Arax Advisory Partners
Colorado
$1.32M
CCA
432
Conestoga Capital Advisors
Pennsylvania
$1.31M
TMAM
433
Tokio Marine Asset Management
Japan
$1.3M
BEI
434
Benjamin Edwards Inc
Missouri
$1.3M
Walleye Capital
435
Walleye Capital
New York
$1.3M
DZ Bank
436
DZ Bank
Germany
$1.28M
DFCM
437
Dark Forest Capital Management
Puerto Rico
$1.22M
Carson Wealth (CWM LLC)
438
Carson Wealth (CWM LLC)
Nebraska
$1.21M
VFA
439
Voya Financial Advisors
Connecticut
$1.21M
MGP
440
Metis Global Partners
California
$1.21M
DCM
441
Davis Capital Management
Florida
$1.2M
GBT
442
Grove Bank & Trust
Florida
$1.2M
MAM
443
Meeder Asset Management
Ohio
$1.18M
SLI
444
Sumitomo Life Insurance
Japan
$1.17M
HI
445
Horizon Investments
North Carolina
$1.17M
EF
446
Empowered Funds
Pennsylvania
$1.16M
MMA
447
Miracle Mile Advisors
California
$1.15M
CL
448
Choreo LLC
Illinois
$1.15M
SSA
449
Schonfeld Strategic Advisors
New York
$1.15M
JF
450
Jump Financial
Illinois
$1.15M