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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
ET
226
Equitable Trust
Tennessee
$6.29M
KBC Group
227
KBC Group
Belgium
$6.29M
MML Investors Services
228
MML Investors Services
Massachusetts
$6.2M
GIM
229
Granahan Investment Management
Massachusetts
$6.18M
Cerity Partners
230
Cerity Partners
New York
$6.16M
Retirement Systems of Alabama
231
Retirement Systems of Alabama
Alabama
$6.06M
GFM
232
GF Fund Management
China
$6.01M
IUHSA
233
Itau Unibanco Holding S.A.
Brazil
$5.9M
DnB Asset Management
234
DnB Asset Management
Norway
$5.73M
VOYA Investment Management
235
VOYA Investment Management
Georgia
$5.69M
II
236
IFM Investors
Australia
$5.58M
FAF
237
Första AP-fonden
Sweden
$5.54M
Truist Financial
238
Truist Financial
North Carolina
$5.53M
Skandinaviska Enskilda Banken (SEB)
239
Skandinaviska Enskilda Banken (SEB)
Sweden
$5.46M
Bank of Nova Scotia
240
Bank of Nova Scotia
Ontario, Canada
$5.45M
SO
241
STRS Ohio
Ohio
$5.45M
AB
242
Amalgamated Bank
New York
$5.37M
RIM
243
Rakuten Investment Management
Japan
$5.31M
FAF
244
Fjarde Ap-fonden
Sweden
$5.22M
GT
245
Glenmede Trust
Pennsylvania
$5.18M
American Century Companies
246
American Century Companies
Missouri
$5.15M
PNC Financial Services Group
247
PNC Financial Services Group
Pennsylvania
$5.13M
BCIM
248
British Columbia Investment Management
British Columbia, Canada
$5.05M
UIM
249
USS Investment Management
United Kingdom
$5.02M
HWM
250
HB Wealth Management
Georgia
$4.96M