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CoStar Group Inc

CSGP
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30.120USD
-0.340-1.12%
Close 06/18, 16:00ETQuotes delayed by 15 min
12.30BMarket Cap
501.16P/E TTM

Institutional Confidence

Currency: USD Updated: 2026-06-18
Previous score
10.00
Change
0
The current institutional shareholding score of CoStar Group Inc is 10.00, ranking 1 out of 489 in the Software & IT Services industry. The latest institutional shareholding proportion is 108.44%, representing a quarter-over-quarter decrease of 2.70%. The largest institutional shareholder is Ron Baron, holding a total of 20.36M shares, representing 4.01% of shares outstanding, with 0.37% increase in holdings.

Institutional Shareholding

Shareholder Activity

Name
Shares Held
Chg %
BlackRock Institutional Trust Company, N.A.
24.03M
+1.59%
Baron Capital Management, Inc.
Star Investors
19.50M
+1.26%
State Street Investment Management (US)
18.63M
+1.90%
Principal Global Investors (Equity)
17.57M
-5.68%
Capital World Investors
8.08M
+5.03%
Baillie Gifford & Co.
Star Investors
12.93M
+56.92%
Geode Capital Management, L.L.C.
12.18M
-3.33%
Capital International Investors
10.84M
+59.71%
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