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CoStar Group
CSGP

Overview Fund Activity

857 hedge funds and large institutions have $34.1B invested in CoStar Group in 2025 Q2 according to their latest regulatory filings, with 97 funds opening new positions, 347 increasing their positions, 313 reducing their positions, and 74 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
857
Holders Change
+12
Holders Change %
+1.42%
% of All Funds
11.49%
Holding in Top 10
26
Holding in Top 10 Change
+3
Holding in Top 10 Change %
+13.04%
% of All Funds
0.35%
New
97
Increased
347
Reduced
313
Closed
74
Calls
$180M
Puts
$97.5M
Net Calls
+$82.6M
Net Calls Change
-$135M

Top Buyers

1
Janus Henderson Group
Janus Henderson Group
United Kingdom
$324M
2
Viking Global Investors
Viking Global Investors
Connecticut
$259M
3
Franklin Resources
Franklin Resources
California
$277M
4
TP
Third Point
New York
$248M
5
IAM
Ion Asset Management
Israel
$94.1M

Top Sellers

1
TCIM
TOMS Capital Investment Management
New York
$0
2
BlackRock
BlackRock
New York
$2.82B
3
MMA
Mizuho Markets Americas
New York
$471M
4
Ameriprise
Ameriprise
Minnesota
$86.7M
5
Macquarie Group
Macquarie Group
Australia
$389M
Name Holding Trade Value Shares
Change 		Shares
Change %
SMDAM
251
Sumitomo Mitsui DS Asset Management
Japan
$5.62M -$2.46M -30,649 -30%
BZWA
252
Blue Zone Wealth Advisors
California
$5.53M +$199K +2,469 +4%
URS
253
Utah Retirement Systems
Utah
$5.51M -$14.6K -182 -0.3%
SAM
254
Shell Asset Management
Netherlands
$5.42M -$117K -1,457 -2%
TAMH
255
Taikang Asset Management (HK)
Hong Kong
$5.37M – – –
BCIM
256
British Columbia Investment Management
British Columbia, Canada
$5.34M -$1.14M -14,239 -18%
X
257
Xponance
Pennsylvania
$5.3M +$619K +7,700 +13%
US Bancorp
258
US Bancorp
Minnesota
$5.23M -$328K -4,084 -6%
PIM
259
Platinum Investment Management
Australia
$5.23M – – –
Pacer Advisors
260
Pacer Advisors
Pennsylvania
$5.22M +$1.85M +23,011 +55%
Teacher Retirement System of Texas
261
Teacher Retirement System of Texas
Texas
$5.15M +$196K +2,444 +4%
PFSRSONJ
262
Police & Firemen's Retirement System of New Jersey
New Jersey
$5.08M +$225K +2,804 +5%
VanEck Associates
263
VanEck Associates
New York
$5.03M -$453K -5,637 -8%
HCM
264
Hahn Capital Management
California
$5.01M -$72.1K -897 -1%
AAIS
265
ABN AMRO Investment Solutions
$4.99M -$83.8K -1,042 -2%
DC
266
Davenport & Co
Virginia
$4.94M -$423K -5,256 -8%
Nisa Investment Advisors
267
Nisa Investment Advisors
Missouri
$4.88M +$37.1K +462 +0.8%
Cerity Partners
268
Cerity Partners
New York
$4.81M +$207K +2,578 +5%
RFC
269
Regions Financial Corp
Alabama
$4.81M -$323K -4,018 -6%
Capstone Investment Advisors
270
Capstone Investment Advisors
New York
$4.75M +$4.2M +52,288 +769%
TC
271
Tsai Capital
New York
$4.71M -$888K -11,044 -16%
LC
272
Lakehouse Capital
Australia
$4.7M – – –
HWM
273
HB Wealth Management
Georgia
$4.6M -$1.56M -19,449 -25%
NYLIM
274
New York Life Investment Management
New York
$4.6M +$81.4K +1,012 +2%
MFAM
275
Motley Fool Asset Management
Virginia
$4.6M -$385K -4,787 -8%
9 10
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