We are live on ! Find out more
CSGP icon

CoStar Group

856 hedge funds and large institutions have $34B invested in CoStar Group in 2025 Q1 according to their latest regulatory filings, with 139 funds opening new positions, 376 increasing their positions, 264 reducing their positions, and 75 closing their positions.

New
Increased
Maintained
Reduced
Closed

183% more call options, than puts

Call options by funds: $337M | Put options by funds: $119M

85% more first-time investments, than exits

New positions opened: 139 | Existing positions closed: 75

44% more funds holding in top 10

Funds holding in top 10: 1623 (+7)

42% more repeat investments, than reductions

Existing positions increased: 376 | Existing positions reduced: 264

18% more capital invested

Capital invested by funds: $28.9B → $34B (+$5.08B)

7% more funds holding

Funds holding: 803856 (+53)

3.29% more ownership

Funds ownership: 98.4%101.68% (+3.3%)

Holders
856
Holders Change
+53
Holders Change %
+6.6%
% of All Funds
11.48%
Holding in Top 10
23
Holding in Top 10 Change
+7
Holding in Top 10 Change %
+43.75%
% of All Funds
0.31%
New
139
Increased
376
Reduced
264
Closed
75
Calls
$337M
Puts
$119M
Net Calls
+$218M
Net Calls Change
+$204M
Name Holding Trade Value Shares
Change
Change in
Stake
OIAM
326
OFI Invest Asset Management
France
$2.93M
OSAM
327
O'Shaughnessy Asset Management
Connecticut
$2.88M +$1.39M +18,217 +100%
OPERF
328
Oregon Public Employees Retirement Fund
Oregon
$2.86M +$77.6K +1,020 +3%
OAC
329
OMERS Administration Corp
Ontario, Canada
$2.85M +$396K +5,206 +17%
WP
330
Woodline Partners
California
$2.82M +$836K +10,984 +45%
SW
331
SlateStone Wealth
Florida
$2.78M +$428K +5,624 +19%
Axa
332
Axa
France
$2.7M +$166K +2,179 +7%
FG
333
Formula Growth
Quebec, Canada
$2.69M
Allianz Asset Management
334
Allianz Asset Management
Germany
$2.68M -$335K -4,403 -12%
MSU
335
Mizuho Securities USA
New York
$2.67M -$389K -5,111 -13%
DADC
336
D.A. Davidson & Co
Montana
$2.64M +$329K +4,322 +15%
LRPA
337
L. Roy Papp & Associates
Arizona
$2.63M -$114K -1,492 -4%
NB
338
Norinchukin Bank
Japan
$2.62M +$789K +10,376 +46%
SI
339
Stephens Inc
Arkansas
$2.61M +$61.4K +807 +3%
Nordea Investment Management
340
Nordea Investment Management
Sweden
$2.61M +$8.75K +115 +0.3%
IIM
341
INTECH Investment Management
Florida
$2.61M +$857K +11,259 +52%
PA
342
Profund Advisors
Maryland
$2.55M -$374K -4,912 -13%
TAF
343
Tredje AP-fonden
Sweden
$2.54M
BOC
344
Barbara Oil Co
Illinois
$2.54M
AWM
345
AE Wealth Management
Kansas
$2.5M -$459K -6,038 -16%
ETC
346
Exchange Traded Concepts
Oklahoma
$2.49M +$50.5K +664 +2%
SC
347
Scotia Capital
Ontario, Canada
$2.48M +$39.3K +516 +2%
Commonwealth Equity Services
348
Commonwealth Equity Services
Massachusetts
$2.45M +$435K +5,714 +23%
BWG
349
Boomfish Wealth Group
Georgia
$2.42M +$26.6K +350 +1%
GIA
350
Gateway Investment Advisers
Ohio
$2.4M -$971K -12,766 -30%