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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
Allianz Asset Management
376
Allianz Asset Management
Germany
$1.46M
AV
377
ASR Vermogensbeheer
Netherlands
$1.45M
Wealth Enhancement Advisory Services
378
Wealth Enhancement Advisory Services
Minnesota
$1.45M
YIH
379
Y-Intercept (HK)
Hong Kong
$1.43M
MSRPS
380
Maryland State Retirement & Pension System
Maryland
$1.43M
PA
381
Parallel Advisors
California
$1.4M
Carson Wealth (CWM LLC)
382
Carson Wealth (CWM LLC)
Nebraska
$1.39M
N
383
Natixis
France
$1.38M
FFA
384
First Foundation Advisors
California
$1.38M
OTL
385
Oak Thistle LLC
New York
$1.37M
FBT
386
First Bank & Trust
South Dakota
$1.35M
Group One Trading
387
Group One Trading
Illinois
$1.33M
NMERB
388
New Mexico Educational Retirement Board
New Mexico
$1.32M
MWM
389
Maridea Wealth Management
New York
$1.3M
Bessemer Group
390
Bessemer Group
New Jersey
$1.29M
AIP
391
Ameritas Investment Partners
Nebraska
$1.29M
PWG
392
Portside Wealth Group
Utah
$1.29M
TI
393
Tidal Investments
Wisconsin
$1.28M
CB
394
Commerce Bank
Missouri
$1.27M
CS
395
Candriam SCA
Luxembourg
$1.26M
Baird Financial Group
396
Baird Financial Group
Wisconsin
$1.25M
QWP
397
Quotient Wealth Partners
Texas
$1.23M
BAMF
398
BI Asset Management Fondsmaeglerselskab
Denmark
$1.21M
M&T Bank
399
M&T Bank
New York
$1.2M
IWA
400
Icon Wealth Advisors
Texas
$1.18M