CoStar Group
CSGP
CSGP
898 hedge funds and large institutions have $34.9B invested in CoStar Group in 2025 Q3 according to their latest regulatory filings, with 107 funds opening new positions, 358 increasing their positions, 313 reducing their positions, and 63 closing their positions.
New
Increased
Maintained
Reduced
Closed
more call options, than puts
Call options by funds: $ | Put options by funds: $
more first-time investments, than exits
New positions opened: | Existing positions closed:
more repeat investments, than reductions
Existing positions increased: | Existing positions reduced:
more funds holding
Funds holding: →
2% more capital invested
Capital invested by funds: $34.2B → $34.9B (+$697M)
3.07% less ownership
Funds ownership: 100.67% → 97.59% (-3.1%)
4% less funds holding in top 10
Funds holding in top 10: 26 → 25 (-1)
Holders
898
Holding in Top 10
25
Calls
$199M
Puts
$81.5M
Top Buyers
| 1 | +$214M | |
| 2 | +$193M | |
| 3 | +$150M | |
| 4 |
Vanguard Group
Malvern,
Pennsylvania
|
+$107M |
| 5 |
Morgan Stanley
New York
|
+$100M |
Top Sellers
| 1 | -$710M | |
| 2 | -$264M | |
| 3 | -$126M | |
| 4 |
Viking Global Investors
Stamford,
Connecticut
|
-$121M |
| 5 |
SCM
SG Capital Management
Chicago,
Illinois
|
-$74.7M |
