COSTAR GROUP INC COM is a security (CUSIP 22160N109) tracked across SEC portfolio filings. 807 institutional managers reported $17.1B on Form 13F as of 2026-06-30; 69 registered fund positions totaling $1.9B via N-PORT as of 2026-05-31.
Showing 15 of 807 managers by value.
| Manager | Location | Value | Shares |
|---|---|---|---|
| VANGUARD GROUP INC | Valley Forge, PA | $4.7B | 70,108,999 |
| BlackRock, Inc. | New York, NY | $1.4B | 33,808,184 |
| STATE STREET CORP | BOSTON, MA | $752.4M | 18,650,975 |
| BAMCO INC /NY/ | NEW YORK, NY | $658.1M | 16,314,175 |
| Capital International Investors | Los Angeles, CA | $625.8M | 15,513,753 |
| GEODE CAPITAL MANAGEMENT, LLC | BOSTON, MA | $500.4M | 12,448,652 |
| AKRE CAPITAL MANAGEMENT LLC | Middleburg, VA | $417.4M | 10,348,273 |
| GOLDMAN SACHS GROUP INC | NEW YORK, NY | $373.3M | 9,245,812 |
| BAILLIE GIFFORD & CO | EDINBURGH, X0 | $372.5M | 13,154,165 |
| Invesco Ltd. | ATLANTA, GA | $355.4M | 8,810,523 |
| JANUS HENDERSON GROUP PLC | LONDON, X0 | $311.6M | 7,724,152 |
| POLEN CAPITAL MANAGEMENT LLC | Boca Raton, FL | $248.1M | 8,759,314 |
| D. E. Shaw & Co., Inc. | New York, NY | $238.4M | 5,909,623 |
| MORGAN STANLEY | NEW YORK, NY | $218.3M | 5,412,615 |
| Capital Research Global Investors | Los Angeles, CA | $176.4M | 4,373,706 |
Showing 15 of 69 fund positions by value.
| Fund | Registrant | Value | % of fund |
|---|---|---|---|
| Invesco QQQ Trust, Series 1 | Invesco QQQ Trust, Series 1 | $356.7M | 9.58% |
| American Funds Fundamental Investors | American Funds Fundamental Investors | $220.9M | 14.35% |
| State Street(R) SPDR(R) S&P 500(R) ETF Trust | State Street(R) SPDR(R) S&P 500(R) ETF Trust | $200.1M | 3.07% |
| VANGUARD U.S. GROWTH FUND | VANGUARD WORLD FUND | $178.4M | 37.51% |
| Growth Fund of America | Growth Fund of America | $155.3M | 4.30% |
| State Street(R) Real Estate Select Sector SPDR(R) ETF | SELECT SECTOR SPDR TRUST | $141.6M | 193.78% |
| Invesco S&P 500 Equal Weight ETF | Invesco Exchange-Traded Fund Trust | $128.8M | 14.66% |
| AMCAP Fund | AMCAP Fund | $125.6M | 12.92% |
| Touchstone Institutional Funds Trust-Touchstone Sands Capital Institutional Growth Fund | Touchstone Institutional Funds Trust | $71.6M | 308.24% |
| Capital Group Growth ETF | Capital Group Growth ETF | $56.9M | 23.34% |
| Master Focus Growth LLC | Master Focus Growth LLC | $47.4M | 253.13% |
| SA Wellington Capital Appreciation Portfolio | ANCHOR SERIES TRUST | $30.8M | 153.28% |
| BARON OPPORTUNITY FUND | BARON INVESTMENT FUNDS TRUST (f/k/a BARON ASSET FUND) | $17.9M | 110.67% |
| VANGUARD EXPLORER FUND | VANGUARD EXPLORER FUND | $15.8M | 7.27% |
| Washington Mutual Investors Fund | Washington Mutual Investors Fund | $13.9M | 0.65% |