Fund shareholders of CoStar Group Inc
ISIN US22160N1090 · United States
- Fund shareholders
- 713
- Of which ETFs
- 208 505 other funds
- Value held
- 8.3B $ 378.4M SEK · 7M €
- Share of capital
- 51.9 % of 405.2M shares on Jul 27, 2026
713 funds hold this company. This table lists the 706 that declare it in a regulatory filing. The other 7 publish their holdings in their own reports. They are not in the table.
| Fund | Shares | Value | Weight in fund | Share of capital | |
|---|---|---|---|---|---|
| Fidelity Mid Cap Value Index Fund Fidelity Salem Street Trust | 62,200 | 2.5M $ | 0.15 % | 0.02 % | as of Mar 31, 2026 ↗ |
| Dimensional US Core Equity Market ETF Dimensional ETF Trust | 61,967 | 2.1M $ | 0.02 % | 0.02 % | as of Apr 30, 2026 ↗ |
| Polen Global Growth Fund FundVantage Trust | 61,324 | 2.1M $ | 1.48 % | 0.02 % | as of Apr 30, 2026 ↗ |
| NEOS S&P 500(R) High Income ETF NEOS ETF Trust | 61,319 | 2.5M $ | 0.03 % | 0.02 % | as of Mar 31, 2026 ↗ |
| Dimensional U.S. Marketwide Value ETF Dimensional ETF Trust | 60,997 | 2.1M $ | 0.01 % | 0.02 % | as of Apr 30, 2026 ↗ |
| Six Circles U.S. Unconstrained Equity Fund SIX CIRCLES TRUST | 59,105 | 2.4M $ | 0.01 % | 0.01 % | as of Mar 31, 2026 ↗ |
| Principal Focused Blue Chip ETF Principal Exchange-Traded Funds | 58,357 | 2.4M $ | 1.23 % | 0.01 % | as of Mar 31, 2026 ↗ |
| Penn Series Mid Cap Growth Fund Penn Series Funds Inc | 58,101 | 2.3M $ | 2.20 % | 0.01 % | as of Mar 31, 2026 ↗ |
| Fidelity Flex 500 Index Fund Fidelity Concord Street Trust | 57,864 | 2.6M $ | 0.03 % | 0.01 % | as of Feb 28, 2026 ↗ |
| JNL/Mellon Real Estate Sector Fund JNL Series Trust | 56,166 | 2.3M $ | 1.15 % | 0.01 % | as of Mar 31, 2026 ↗ |
| CIBC ATLAS MID CAP EQUITY FUND ADVISORS' INNER CIRCLE FUND | 54,565 | 1.9M $ | 0.28 % | 0.01 % | as of Apr 30, 2026 ↗ |
| Index 500 Stock Portfolio NORTHWESTERN MUTUAL SERIES FUND INC | 53,565 | 2.2M $ | 0.03 % | 0.01 % | as of Mar 31, 2026 ↗ |
| AQR Equity Market Neutral Fund AQR Funds | 53,461 | 2.2M $ | 0.07 % | 0.01 % | as of Mar 31, 2026 ↗ |
| EQ/Common Stock Index Portfolio EQ Advisors Trust | 53,050 | 2.1M $ | 0.03 % | 0.01 % | as of Mar 31, 2026 ↗ |
| iShares MSCI USA Quality GARP ETF iShares Trust | 52,424 | 2.1M $ | 0.16 % | 0.01 % | as of Mar 31, 2026 ↗ |
| EQ/500 Managed Volatility Portfolio EQ Advisors Trust | 52,312 | 2.1M $ | 0.03 % | 0.01 % | as of Mar 31, 2026 ↗ |
| Calvert U.S. Large Cap Core Responsible Index Fund Calvert Responsible Index Series, Inc. | 51,254 | 2.1M $ | 0.04 % | 0.01 % | as of Mar 31, 2026 ↗ |
| Fidelity SAI Real Estate Index Fund Fidelity Salem Street Trust | 50,787 | 1.8M $ | 0.94 % | 0.01 % | as of Apr 30, 2026 ↗ |
| JPMORGAN BETABUILDERS U.S. EQUITY ETF J.P. Morgan Exchange-Traded Fund Trust | 50,290 | 1.7M $ | 0.02 % | 0.01 % | as of Apr 30, 2026 ↗ |
| U.S. Sustainability Core 1 Portfolio DFA INVESTMENT DIMENSIONS GROUP INC | 49,964 | 1.7M $ | 0.02 % | 0.01 % | as of Apr 30, 2026 ↗ |
| Riverbridge Growth Fund INVESTMENT MANAGERS SERIES TRUST | 49,361 | 2.2M $ | 1.66 % | 0.01 % | as of Feb 28, 2026 ↗ |
| VIP Balanced Portfolio Variable Insurance Products Fund III | 47,500 | 1.9M $ | 0.02 % | 0.01 % | as of Mar 31, 2026 ↗ |
| Equity Index Portfolio PACIFIC SELECT FUND | 47,057 | 1.9M $ | 0.03 % | 0.01 % | as of Mar 31, 2026 ↗ |
| Stock Index Fund VALIC Co I | 46,647 | 2.1M $ | 0.03 % | 0.01 % | as of Feb 28, 2026 ↗ |
| Nasdaq-100 Index Fund SHELTON FUNDS | 46,405 | 2.1M $ | 0.10 % | 0.01 % | as of Feb 28, 2026 ↗ |
| DF DENT PREMIER GROWTH FUND FORUM FUNDS | 45,990 | 1.9M $ | 0.99 % | 0.01 % | as of Mar 31, 2026 ↗ |
| EQUITY INDEX FUND GuideStone Funds | 45,648 | 1.8M $ | 0.03 % | 0.01 % | as of Mar 31, 2026 ↗ |
| Needham Growth Fund Needham Funds Inc | 45,000 | 1.8M $ | 0.98 % | 0.01 % | as of Mar 31, 2026 ↗ |
| BECK, MACK & OLIVER PARTNERS FUND FORUM FUNDS | 45,000 | 1.8M $ | 2.56 % | 0.01 % | as of Mar 31, 2026 ↗ |
| MOA EQUITY INDEX FUND MoA Funds Corp | 43,748 | 1.8M $ | 0.03 % | 0.01 % | as of Mar 31, 2026 ↗ |
| iShares Morningstar Mid-Cap ETF iShares Trust | 43,182 | 1.5M $ | 0.10 % | 0.01 % | as of Apr 30, 2026 ↗ |
| Baird Equity Opportunity Fund Baird Funds Inc | 42,723 | 1.7M $ | 2.56 % | 0.01 % | as of Mar 31, 2026 ↗ |
| NYLIM VP S&P 500 Index Portfolio NEW YORK LIFE INVESTMENTS VP FUNDS TRUST | 41,993 | 1.7M $ | 0.03 % | 0.01 % | as of Mar 31, 2026 ↗ |
| NASDAQ-100 Fund Rydex Series Funds | 41,856 | 1.7M $ | 0.09 % | 0.01 % | as of Mar 31, 2026 ↗ |
| Avantis U.S. Equity ETF American Century ETF Trust | 41,637 | 1.9M $ | 0.02 % | 0.01 % | as of Feb 28, 2026 ↗ |
| VIP Stock Selector Portfolio Variable Insurance Products Fund | 41,200 | 1.7M $ | 0.04 % | 0.01 % | as of Mar 31, 2026 ↗ |
| iShares MSCI USA Equal Weighted ETF iShares, Inc. | 40,618 | 1.8M $ | 0.11 % | 0.01 % | as of Feb 28, 2026 ↗ |
| VANGUARD TAX-MANAGED BALANCED FUND VANGUARD TAX-MANAGED FUNDS | 40,286 | 1.6M $ | 0.01 % | 0.01 % | as of Mar 31, 2026 ↗ |
| SIIT SMALL/MID CAP FUND SEI INSTITUTIONAL INVESTMENTS TRUST | 40,265 | 1.8M $ | 0.20 % | 0.01 % | as of Feb 28, 2026 ↗ |
| Buffalo Mid Cap Growth Fund Buffalo Funds | 40,000 | 1.6M $ | 1.48 % | 0.01 % | as of Mar 31, 2026 ↗ |
| NVIT S&P 500 Index Fund Nationwide Variable Insurance Trust | 39,975 | 1.6M $ | 0.03 % | 0.01 % | as of Mar 31, 2026 ↗ |
| Transamerica TSW Mid Cap Value Opportunities VP TRANSAMERICA SERIES TRUST | 39,900 | 1.6M $ | 0.72 % | 0.01 % | as of Mar 31, 2026 ↗ |
| Motley Fool 100 Index ETF RBB Fund, Inc. | 39,523 | 1.8M $ | 0.09 % | 0.01 % | as of Feb 28, 2026 ↗ |
| Buffalo Growth Fund Buffalo Funds | 39,000 | 1.6M $ | 0.97 % | 0.01 % | as of Mar 31, 2026 ↗ |
| Inspire 100 ETF Northern Lights Fund Trust IV | 38,855 | 1.7M $ | 0.43 % | 0.01 % | as of Feb 28, 2026 ↗ |
| iShares Paris-Aligned Climate Optimized MSCI USA ETF iShares Trust | 38,796 | 1.7M $ | 0.08 % | 0.01 % | as of Feb 28, 2026 ↗ |
| SIMT Tax-Managed Small/Mid Cap Fund SEI INSTITUTIONAL MANAGED TRUST | 37,352 | 1.5M $ | 0.22 % | 0.01 % | as of Mar 31, 2026 ↗ |
| Länsförsäkringar USA Index Länsförsäkringar Fondförvaltning AB | 37,322 | 14.3M SEK | 0.04 % | 0.01 % | as of Mar 31, 2026 ↗ |
| iShares Morningstar Growth ETF iShares Trust | 37,306 | 1.3M $ | 0.04 % | 0.01 % | as of Apr 30, 2026 ↗ |
| MFS Growth Series MFS VARIABLE INSURANCE TRUST | 36,788 | 1.5M $ | 0.08 % | 0.01 % | as of Mar 31, 2026 ↗ |
| BNY Mellon US Large Cap Core Equity ETF BNY Mellon ETF Trust | 35,018 | 1.2M $ | 0.02 % | 0.01 % | as of Apr 30, 2026 ↗ |
| iShares MSCI World ETF iShares, Inc. | 34,241 | 1.5M $ | 0.02 % | 0.01 % | as of Feb 28, 2026 ↗ |
| VANGUARD RUSSELL 3000 INDEX FUND VANGUARD SCOTTSDALE FUNDS | 33,825 | 1.5M $ | 0.03 % | 0.01 % | as of Feb 28, 2026 ↗ |
| ProShares Ultra S&P500 ProShares Trust | 33,784 | 1.5M $ | 0.02 % | 0.01 % | as of Feb 28, 2026 ↗ |
| Venerable Mid Cap Index Fund Venerable Variable Insurance Trust | 33,425 | 1.3M $ | 0.13 % | 0.01 % | as of Mar 31, 2026 ↗ |
| U.S. Sector Rotation Fund John Hancock Funds II | 33,027 | 1.5M $ | 0.03 % | 0.01 % | as of Feb 28, 2026 ↗ |
| Catholic Responsible Investments Equity Index Fund Catholic Responsible Investments Funds | 32,800 | 1.1M $ | 0.02 % | 0.01 % | as of Apr 30, 2026 ↗ |
| Schwab 1000 Index ETF SCHWAB STRATEGIC TRUST | 32,682 | 1.5M $ | 0.03 % | 0.01 % | as of Feb 28, 2026 ↗ |
| Invesco RAFI US 1000 ETF Invesco Exchange-Traded Fund Trust | 32,593 | 1.1M $ | 0.01 % | 0.01 % | as of Apr 30, 2026 ↗ |
| U.S. Social Core Equity 2 Portfolio DFA INVESTMENT DIMENSIONS GROUP INC | 32,310 | 1.1M $ | 0.05 % | 0.01 % | as of Apr 30, 2026 ↗ |
| Venerable Large Cap Index Fund Venerable Variable Insurance Trust | 32,225 | 1.3M $ | 0.03 % | 0.01 % | as of Mar 31, 2026 ↗ |
| SIIT S&P 500 INDEX FUND SEI INSTITUTIONAL INVESTMENTS TRUST | 30,995 | 1.4M $ | 0.03 % | 0.01 % | as of Feb 28, 2026 ↗ |
| Invesco S&P 500 Index Fund AIM Counselor Series Trust (Invesco Counselor Series Trust) | 30,086 | 1.3M $ | 0.03 % | 0.01 % | as of Feb 28, 2026 ↗ |
| Diversified Real Asset Fund Principal Funds, Inc | 30,062 | 1.3M $ | 0.05 % | 0.01 % | as of Feb 28, 2026 ↗ |
| Voya VACS Index Series S Portfolio Voya Investors Trust | 29,924 | 1.2M $ | 0.03 % | 0.01 % | as of Mar 31, 2026 ↗ |
| The U.S. Equity Portfolio HC Capital Trust | 29,830 | 1.2M $ | 0.07 % | 0.01 % | as of Mar 31, 2026 ↗ |
| Nuveen Large Cap Growth Index Fund TIAA-CREF Funds | 29,576 | 1M $ | 0.01 % | 0.01 % | as of Apr 30, 2026 ↗ |
| TIFF MULTI-ASSET FUND TIFF Investment Program | 29,248 | 1.2M $ | 0.08 % | 0.01 % | as of Mar 31, 2026 ↗ |
| JNL/Mellon U.S. Stock Market Index Fund JNL Series Trust | 28,871 | 1.2M $ | 0.03 % | 0.01 % | as of Mar 31, 2026 ↗ |
| Direxion Daily S&P 500 Bull 3X Shares Direxion Shares ETF Trust | 28,665 | 992.1K $ | 0.02 % | 0.01 % | as of Apr 30, 2026 ↗ |
| EQ/Mid Cap Value Managed Volatility Portfolio EQ Advisors Trust | 28,591 | 1.2M $ | 0.08 % | 0.01 % | as of Mar 31, 2026 ↗ |
| Handelsbanken Developed Markets Index Criteria Handelsbanken Fonder AB | 27,951 | 10.7M SEK | 0.02 % | 0.01 % | as of Mar 31, 2026 ↗ |
| Needham Small Cap Growth Fund Needham Funds Inc | 27,000 | 1.1M $ | 0.63 % | 0.01 % | as of Mar 31, 2026 ↗ |
| iShares Total U.S. Stock Market Index Fund BlackRock Funds | 26,529 | 918.2K $ | 0.02 % | 0.01 % | as of Apr 30, 2026 ↗ |
| PAPP SMALL & MID-CAP GROWTH FUND Papp Investment Trust | 26,250 | 1.2M $ | 2.55 % | 0.01 % | as of Feb 28, 2026 ↗ |
| Growth Portfolio PACIFIC SELECT FUND | 26,244 | 1.1M $ | 0.08 % | 0.01 % | as of Mar 31, 2026 ↗ |
| Pacer Trendpilot 100 ETF Pacer Funds Trust | 25,535 | 883.8K $ | 0.07 % | 0.01 % | as of Apr 30, 2026 ↗ |
| NAA LARGE CAP VALUE SERIES New Age Alpha Variable Funds Trust | 25,377 | 1M $ | 0.55 % | 0.01 % | as of Mar 31, 2026 ↗ |
| Clearwater Core Equity Fund Clearwater Investment Trust | 24,900 | 1M $ | 0.07 % | 0.01 % | as of Mar 31, 2026 ↗ |
| Xtrackers S&P 500 Scored & Screened ETF DBX ETF Trust | 24,898 | 1.1M $ | 0.05 % | 0.01 % | as of Feb 27, 2026 ↗ |
| Nasdaq-100 Index Fund VALIC Co I | 24,616 | 1.1M $ | 0.10 % | 0.01 % | as of Feb 28, 2026 ↗ |
| iMGP Global Select Fund LITMAN GREGORY FUNDS TRUST | 24,431 | 985.5K $ | 1.30 % | 0.01 % | as of Mar 31, 2026 ↗ |
| Schwab S&P 500 Index Portfolio SCHWAB ANNUITY PORTFOLIOS | 24,421 | 985.1K $ | 0.03 % | 0.01 % | as of Mar 31, 2026 ↗ |
| T. Rowe Price Hedged Equity Fund T. Rowe Price Equity Funds, Inc. | 24,172 | 975.1K $ | 0.03 % | 0.01 % | as of Mar 31, 2026 ↗ |
| Invesco S&P 500 Equal Weight Income Advantage ETF Invesco Actively Managed Exchange-Traded Fund Trust | 24,068 | 833K $ | 0.11 % | 0.01 % | as of Apr 30, 2026 ↗ |
| SIMT Small Cap Growth Fund SEI INSTITUTIONAL MANAGED TRUST | 23,442 | 945.7K $ | 0.35 % | 0.01 % | as of Mar 31, 2026 ↗ |
| SA Large Cap Index Portfolio SUNAMERICA SERIES TRUST | 23,205 | 803.1K $ | 0.02 % | 0.01 % | as of Apr 30, 2026 ↗ |
| Swedbank Robur Access Global Swedbank Robur Fonder AB | 23,109 | 8.9M SEK | 0.02 % | 0.01 % | as of Mar 31, 2026 ↗ |
| SEB USA Exposure SEB Funds AB | 23,042 | 8.9M SEK | 0.03 % | 0.01 % | as of Mar 31, 2026 ↗ |
| Washington Mutual Investors Fund AMERICAN FUNDS INSURANCE SERIES | 23,002 | 927.9K $ | 0.01 % | 0.01 % | as of Mar 31, 2026 ↗ |
| Tax-Managed U.S. Mid & Small Cap Fund RUSSELL INVESTMENT CO | 22,772 | 788.1K $ | 0.04 % | 0.01 % | as of Apr 30, 2026 ↗ |
| iShares ESG Advanced MSCI USA ETF iShares Trust | 22,594 | 1M $ | 0.08 % | 0.01 % | as of Feb 28, 2026 ↗ |
| ALPS | OShares Global Internet Giants ETF ALPS ETF TRUST | 22,310 | 995.7K $ | 0.89 % | 0.01 % | as of Feb 28, 2026 ↗ |
| Calvert U.S. Mid Cap Core Responsible Index Fund Calvert Responsible Index Series, Inc. | 22,200 | 895.5K $ | 0.21 % | 0.01 % | as of Mar 31, 2026 ↗ |
| BlackRock S&P 500 Index V.I. Fund BlackRock Variable Series Funds, Inc. | 22,164 | 894.1K $ | 0.03 % | 0.01 % | as of Mar 31, 2026 ↗ |
| DoubleLine Shiller Cape U.S. Equities ETF DoubleLine ETF Trust | 22,085 | 890.9K $ | 0.34 % | 0.01 % | as of Mar 31, 2026 ↗ |
| Pacer Trendpilot US Large Cap ETF Pacer Funds Trust | 21,951 | 759.7K $ | 0.02 % | 0.01 % | as of Apr 30, 2026 ↗ |
| EQ/Large Cap Value Managed Volatility Portfolio EQ Advisors Trust | 21,920 | 884.3K $ | 0.03 % | 0.01 % | as of Mar 31, 2026 ↗ |
| Global X E-commerce ETF GLOBAL X FUNDS | 21,749 | 752.7K $ | 2.58 % | 0.01 % | as of Apr 30, 2026 ↗ |
| BNY Mellon Stock Index Fund, Inc. BNY MELLON STOCK INDEX FUND, INC. | 21,567 | 870K $ | 0.04 % | 0.01 % | as of Mar 31, 2026 ↗ |
The funds most exposed to it
The weight is the share of a fund's net assets. The holders table ranks funds by number of shares. This one ranks them by the weight of the company in each fund.
| Fund | Weight in fund | |
|---|---|---|
| VY(R) BARON GROWTH PORTFOLIO Voya Partners Inc | 4.70 % | as of Mar 31, 2026 ↗ |
| BARON GROWTH FUND BARON INVESTMENT FUNDS TRUST (f/k/a BARON ASSET FUND) | 4.09 % | as of Mar 31, 2026 ↗ |
| LVIP Baron Growth Opportunities Fund LINCOLN VARIABLE INSURANCE PRODUCTS TRUST | 3.98 % | as of Mar 31, 2026 ↗ |
| Tremblant Global ETF Managed Portfolio Series | 3.77 % | as of Mar 31, 2026 ↗ |
| Akre Focus ETF Professionally Managed Portfolios | 3.69 % | as of Apr 30, 2026 ↗ |
| GVC GAESCO CROSSOVER, FI GVC GAESCO CROSSOVER - US GROWTH RVI GVC GAESCO GESTIÓN, SGIIC, S.A. | 3.56 % | as of Dec 31, 2025 ↗ |
| REAL ESTATE ULTRASECTOR PROFUND ProFunds | 3.41 % | as of Apr 30, 2026 ↗ |
| Spyglass Growth Fund Manager Directed Portfolios | 3.14 % | as of Mar 31, 2026 ↗ |
| Pictet - SmartCity Pictet Asset Management (Europe) S.A. | 3.14 % | as of Sep 30, 2025 ↗ |
| Polen Focus Growth ETF FundVantage Trust | 2.96 % | as of Apr 30, 2026 ↗ |
Quarter after quarter
Each row is one quarter of SEC filings, newest first. The change compares each quarter with the one before.
| Quarter | Shareholders | Change | Shares | Change |
|---|---|---|---|---|
| 2026Q2 | 661 | -15 | 209,125,801 | -3.3 % |
| 2026Q1 | 676 | -91 | 216,334,626 | +3.0 % |
| 2025Q4 | 767 | +35 | 209,949,103 | -1.1 % |
| 2025Q3 | 732 | +12 | 212,360,850 | +1.0 % |
| 2025Q2 | 720 | +37 | 210,253,562 | +1.6 % |
| 2025Q1 | 683 | -59 | 206,903,977 | -4.3 % |
| 2024Q4 | 742 | -13 | 216,170,852 | -0.7 % |
| 2024Q3 | 755 | -20 | 217,673,995 | +0.3 % |
| 2024Q2 | 775 | +42 | 217,111,032 | +11.6 % |
| 2024Q1 | 733 | -1 | 194,524,393 | -8.3 % |
| 2023Q4 | 734 | 212,176,792 |
Institutional managers
780 managers declare this company to the SEC (Form 13F). The table shows the 25 largest.
| Manager | Shares | Value | |
|---|---|---|---|
| BlackRock, Inc. | 33,808,184 | 1.4B $ | as of Mar 31, 2026 |
| STATE STREET CORP | 18,650,975 | 752.4M $ | as of Mar 31, 2026 |
| PRINCIPAL FINANCIAL GROUP INC | 17,696,192 | 713.9M $ | as of Mar 31, 2026 |
| BAMCO INC /NY/ | 16,314,175 | 658.1M $ | as of Mar 31, 2026 |
| Capital International Investors | 15,513,753 | 625.8M $ | as of Mar 31, 2026 |
| BAILLIE GIFFORD & CO | 13,610,922 | 549.1M $ | as of Mar 31, 2026 |
| POLEN CAPITAL MANAGEMENT LLC | 12,570,368 | 507.1M $ | as of Mar 31, 2026 |
| GEODE CAPITAL MANAGEMENT, LLC | 12,448,652 | 500.4M $ | as of Mar 31, 2026 |
| AKRE CAPITAL MANAGEMENT LLC | 10,348,273 | 417.4M $ | as of Mar 31, 2026 |
| GOLDMAN SACHS GROUP INC | 9,245,812 | 373M $ | as of Mar 31, 2026 |
| JANUS HENDERSON GROUP PLC | 7,724,152 | 311.6M $ | as of Mar 31, 2026 |
| Invesco Ltd. | 7,137,002 | 287.9M $ | as of Mar 31, 2026 |
| D. E. Shaw & Co., Inc. | 5,909,623 | 238.4M $ | as of Mar 31, 2026 |
| MORGAN STANLEY | 5,412,615 | 218.3M $ | as of Mar 31, 2026 |
| Capital Research Global Investors | 4,373,706 | 176.4M $ | as of Mar 31, 2026 |
| BANK OF AMERICA CORP /DE/ | 3,568,107 | 143.9M $ | as of Mar 31, 2026 |
| VAN ECK ASSOCIATES CORP | 3,478,726 | 140.3K $ | as of Mar 31, 2026 |
| NORTHERN TRUST CORP | 3,432,231 | 138.5M $ | as of Mar 31, 2026 |
| Meritage Group LP | 3,329,006 | 134.3M $ | as of Mar 31, 2026 |
| Amundi | 3,280,724 | 132.3M $ | as of Mar 31, 2026 |
| Legal & General Group Plc | 3,025,508 | 122M $ | as of Mar 31, 2026 |
| BECK MACK & OLIVER LLC | 2,926,975 | 118.1M $ | as of Mar 31, 2026 |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 2,874,262 | 115.9M $ | as of Mar 31, 2026 |
| FMR LLC | 2,831,524 | 114.2M $ | as of Mar 31, 2026 |
| Ensign Peak Advisors, Inc | 2,734,289 | 110.3M $ | as of Mar 31, 2026 |
Declared shareholders of CoStar Group Inc
There are 2 beneficial ownership filings. These stakes do not add up. An asset manager that files includes its own funds, which already appear among the funds on this page.
| Shareholder | Declared stake | Shares | |
|---|---|---|---|
| Vanguard Portfolio Management | 9.12 % | 38,292,035 | as of Mar 31, 2026 · SCHEDULE 13G |
| Vanguard Capital Management | 7.53 % | 31,613,997 | as of Mar 31, 2026 · SCHEDULE 13G |
Cite this page
Titelia. "Fund shareholders of CoStar Group Inc". https://titelia.com/en/stocks/costar-group-inc-US22160N1090