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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.

Holders
857
Holders Change
+12
Holders Change %
+1.42%
% of All Funds
11.5%
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
1
Janus Henderson Group
United Kingdom
$324M
2
Viking Global Investors
2
Viking Global Investors
Connecticut
$259M
3
Franklin Resources
3
Franklin Resources
California
$277M
4
TP
4
Third Point
New York
$248M
5
IAM
5
Ion Asset Management
Israel
$94.1M

Top Sellers

1
TCIM
1
TOMS Capital Investment Management
New York
$0
2
BlackRock
2
BlackRock
New York
$2.82B
3
MMA
3
Mizuho Markets Americas
New York
$471M
4
Ameriprise
4
Ameriprise
Minnesota
$86.7M
5
Macquarie Group
5
Macquarie Group
Australia
$389M
Name Holding Trade Value Shares
Change 		Shares
Change %
SCM
201
Sone Capital Management
New York
$9.26M +$9.26M +115,121 New
VU
202
Vanderbilt University
Tennessee
$9.16M +$2.07M +25,805 +29%
VG
203
Visualize Group
New York
$9.11M -$37.5M -325,125 -80%
State of Tennessee, Department of Treasury
204
State of Tennessee, Department of Treasury
Tennessee
$9.09M +$3.04M +37,782 +50%
ET
205
Equitable Trust
Tennessee
$9M +$1.08M +13,423 +14%
MIM
206
MetLife Investment Management
New Jersey
$8.83M +$35.1K +436 +0.4%
Millennium Management
207
Millennium Management
New York
$8.63M -$17.5M -218,111 -67%
NAM
208
Nissay Asset Management
Japan
$8.6M +$464K +5,765 +6%
NOCM
209
Night Owl Capital Management
Connecticut
$8.59M +$245K +3,052 +3%
GC
210
Guggenheim Capital
Illinois
$8.56M +$1.9M +23,658 +29%
Daiwa Securities Group
211
Daiwa Securities Group
Japan
$8.54M +$1.09M +13,619 +15%
ACIM
212
Azimuth Capital Investment Management
Michigan
$8.38M -$202K -2,516 -2%
COPPSERS
213
Commonwealth of Pennsylvania Public School Employees Retirement System
Pennsylvania
$8.32M +$570K +7,095 +7%
CNB
214
Czech National Bank
Czech Republic
$8.29M +$510K +6,341 +7%
PCM
215
Prana Capital Management
Connecticut
$7.91M -$1.78M -22,138 -18%
AAM
216
Azzad Asset Management
Virginia
$7.89M -$957K -11,900 -11%
KBC Group
217
KBC Group
Belgium
$7.83M +$205K +2,554 +3%
DCM
218
Driehaus Capital Management
Illinois
$7.73M -$4.17M -51,810 -35%
PNC Financial Services Group
219
PNC Financial Services Group
Pennsylvania
$7.71M -$562K -6,987 -7%
GIM
220
Glenmede Investment Management
Pennsylvania
$7.57M +$7.57M +94,179 New
MML Investors Services
221
MML Investors Services
Massachusetts
$7.57M +$753K +9,369 +11%
PP
222
Prudential plc
United Kingdom
$7.51M +$6.98M +86,854 +1,315%
DA
223
Dash Acquisitions
California
$7.45M +$110K +1,211 +2%
TAM
224
Thematics Asset Management
France
$7.3M -$261K -3,250 -3%
Retirement Systems of Alabama
225
Retirement Systems of Alabama
Alabama
$7.28M -$2.41K -30 -0%
7 8
9
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