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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
CAPTRUST Financial Advisors
326
CAPTRUST Financial Advisors
North Carolina
$2.23M
Schroder Investment Management Group
327
Schroder Investment Management Group
United Kingdom
$2.23M
Walleye Capital
328
Walleye Capital
New York
$2.18M
SCM
329
Sterling Capital Management
North Carolina
$2.17M
SW
330
SlateStone Wealth
Florida
$2.17M
BOC
331
Barbara Oil Co
Illinois
$2.15M
DGM
332
Delta Global Management
New York
$2.14M
CF
333
Centaurus Financial
California
$2.13M
HFM
334
Harvest Fund Management
China
$2.13M
MSU
335
Mizuho Securities USA
New York
$2.12M
MCC
336
Malaga Cove Capital
California
$2.07M
N
337
Numerai
California
$2.03M
Mercer Global Advisors
338
Mercer Global Advisors
Colorado
$1.95M
SI
339
Stephens Inc
Arkansas
$1.94M
GIA
340
Gateway Investment Advisers
Ohio
$1.94M
LIP
341
Liontrust Investment Partners
United Kingdom
$1.9M
Lido Advisors
342
Lido Advisors
California
$1.9M
PS
343
Principal Securities
Iowa
$1.9M
TRCT
344
Tower Research Capital (TRC)
New York
$1.9M
IIM
345
INTECH Investment Management
Florida
$1.89M
VPIM
346
Vanguard Personalized Indexing Management
California
$1.87M
DEA
347
DoubleLine ETF Adviser
Florida
$1.85M
ALMGDA
348
AG2R La Mondiale Gestion d'Actifs
France
$1.84M
GAM
349
Generali Asset Management
Italy
$1.83M
HA
350
Harbor Advisors
Florida
$1.79M