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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
NSAM
301
North Star Asset Management
Wisconsin
$3.67M +$139K +1,833 +4%
SFA
302
Sequoia Financial Advisors
Ohio
$3.65M +$2.76M +36,310 +372%
SBFM
303
S-Bank Fund Management
Finland
$3.63M +$3.49M +45,815 New
Pathstone Holdings
304
Pathstone Holdings
New Jersey
$3.61M +$178K +2,338 +5%
IGAM
305
iA Global Asset Management
Quebec, Canada
$3.58M +$72.9K +958 +2%
P
306
Pitcairn
Pennsylvania
$3.58M +$13.5K +178 +0.4%
LTAS
307
Linden Thomas Advisory Services
North Carolina
$3.48M +$71.9K +945 +2%
Bank of Nova Scotia
308
Bank of Nova Scotia
Ontario, Canada
$3.48M -$474K -6,228 -12%
Citadel Advisors
309
Citadel Advisors
Florida
$3.45M -$12.5M -164,734 -79%
VPIM
310
Vanguard Personalized Indexing Management
California
$3.38M +$822K +10,807 +34%
II
311
Inspire Investing
Idaho
$3.36M -$755K -9,920 -19%
Pacer Advisors
312
Pacer Advisors
Pennsylvania
$3.32M -$1.02M -13,446 -24%
KIA
313
Knollwood Investment Advisory
Maryland
$3.32M
Public Employees Retirement Association of Colorado
314
Public Employees Retirement Association of Colorado
Colorado
$3.28M
EMPI
315
Elo Mutual Pension Insurance
Finland
$3.27M +$121K +1,586 +4%
LFM
316
LGT Fund Management
Liechtenstein
$3.24M +$1.25M +16,490 +67%
DKCM
317
Davidson Kahn Capital Management
California
$3.18M +$500K +6,578 +20%
BCI
318
Brinker Capital Investments
Pennsylvania
$3.17M +$472K +6,206 +18%
OPS
319
Orion Portfolio Solutions
Nebraska
$3.17M +$472K +6,206 +18%
UM
320
UniSuper Management
Australia
$3.14M +$27.1K +356 +0.9%
DZ Bank
321
DZ Bank
Germany
$3.13M +$1.2M +15,722 +66%
Cambridge Investment Research Advisors
322
Cambridge Investment Research Advisors
Iowa
$3.02M +$170K +2,241 +6%
ERSOT
323
Employees Retirement System of Texas
Texas
$3.01M +$2.89M +37,971 New
OC
324
Oppenheimer & Co
New York
$3M +$64.1K +842 +2%
SW
325
SVB Wealth
Massachusetts
$2.98M -$1.87M -24,566 -40%