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CoStar Group

834 hedge funds and large institutions have $27.8B invested in CoStar Group in 2025 Q4 according to their latest regulatory filings, with 96 funds opening new positions, 271 increasing their positions, 384 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: 271 | Existing positions reduced: 384

32% less first-time investments, than exits

New positions opened: 96 | Existing positions closed: 141

32% less funds holding in top 10

Funds holding in top 10: 2517 (-8)

Holders
834
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
$205M
Puts
$111M
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
YIH
376
Y-Intercept (HK)
Hong Kong
$1.43M
MSRPS
377
Maryland State Retirement & Pension System
Maryland
$1.43M
PA
378
Parallel Advisors
California
$1.4M
Carson Wealth (CWM LLC)
379
Carson Wealth (CWM LLC)
Nebraska
$1.39M
N
380
Natixis
France
$1.38M
FFA
381
First Foundation Advisors
California
$1.38M
OTL
382
Oak Thistle LLC
New York
$1.37M
FBT
383
First Bank & Trust
South Dakota
$1.35M
Group One Trading
384
Group One Trading
Illinois
$1.33M
NMERB
385
New Mexico Educational Retirement Board
New Mexico
$1.32M
MWM
386
Maridea Wealth Management
New York
$1.3M
Bessemer Group
387
Bessemer Group
New Jersey
$1.29M
AIP
388
Ameritas Investment Partners
Nebraska
$1.29M
PWG
389
Portside Wealth Group
Utah
$1.29M
TI
390
Tidal Investments
Wisconsin
$1.28M
CB
391
Commerce Bank
Missouri
$1.27M
CS
392
Candriam SCA
Luxembourg
$1.26M
Baird Financial Group
393
Baird Financial Group
Wisconsin
$1.25M
QWP
394
Quotient Wealth Partners
Texas
$1.23M
BAMF
395
BI Asset Management Fondsmaeglerselskab
Denmark
$1.21M
M&T Bank
396
M&T Bank
New York
$1.2M
IWA
397
Icon Wealth Advisors
Texas
$1.18M
MSE
398
MUFG Securities EMEA
United Kingdom
$1.17M
DILIC
399
Dai-ichi Life Insurance Company
Japan
$1.17M
MMEA
400
Main Management ETF Advisors
California
$1.16M