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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
MML Investors Services
226
MML Investors Services
Massachusetts
$6.2M
GIM
227
Granahan Investment Management
Massachusetts
$6.18M
Cerity Partners
228
Cerity Partners
New York
$6.16M
Retirement Systems of Alabama
229
Retirement Systems of Alabama
Alabama
$6.06M
GFM
230
GF Fund Management
China
$6.01M
IUHSA
231
Itau Unibanco Holding S.A.
Brazil
$5.9M
Corient Private Wealth
232
Corient Private Wealth
Florida
$5.75M
DnB Asset Management
233
DnB Asset Management
Norway
$5.73M
VOYA Investment Management
234
VOYA Investment Management
Georgia
$5.69M
II
235
IFM Investors
Australia
$5.58M
FAF
236
Första AP-fonden
Sweden
$5.54M
Truist Financial
237
Truist Financial
North Carolina
$5.53M
Skandinaviska Enskilda Banken (SEB)
238
Skandinaviska Enskilda Banken (SEB)
Sweden
$5.46M
Bank of Nova Scotia
239
Bank of Nova Scotia
Ontario, Canada
$5.45M
SO
240
STRS Ohio
Ohio
$5.45M
AB
241
Amalgamated Bank
New York
$5.37M
RIM
242
Rakuten Investment Management
Japan
$5.31M
FAF
243
Fjarde Ap-fonden
Sweden
$5.22M
GT
244
Glenmede Trust
Pennsylvania
$5.18M
American Century Companies
245
American Century Companies
Missouri
$5.15M
PNC Financial Services Group
246
PNC Financial Services Group
Pennsylvania
$5.13M
BCIM
247
British Columbia Investment Management
British Columbia, Canada
$5.05M
UIM
248
USS Investment Management
United Kingdom
$5.02M
HWM
249
HB Wealth Management
Georgia
$4.96M
WP
250
Woodline Partners
California
$4.86M