COSTAR GROUP INC CSGP
$30.00
+2.2% 52w: $28.32 – $91.22
Latest 13F among current holders filed 5 days ago (Aug 28, 2026)
Price — last 12 months
research preview data28.3259.7791.22
Aug 18, 2025 Jul 2, 2026
Institutional holders
797
-51 QoQ
13F value
$16.79B
-41.4% QoQ
Smart-money holders
57
signal tier ≥ 2
New smart buyers
14
Q1 2026
Options barometer
3.6×
$142.3M calls / $39.3M puts
Institutional value by quarter
Number of holders
Who owns CSGP?
Q1 2026 filings| Fund | Type | Shares | Value | % of fund | Change |
|---|---|---|---|---|---|
| VANGUARD PORTFOLIO MANAGEMENT LLC | Diversified mechanical | 38.2M | $1.54B | — | — |
| BlackRock, Inc. | Index provider | 33.8M | $1.36B | 0.0% | -0.5% |
| VANGUARD CAPITAL MANAGEMENT LLC | Diversified mechanical | 27.4M | $1.11B | — | — |
| STATE STREET CORP | Index provider | 18.7M | $752.4M | 0.0% | +0.1% |
| PRINCIPAL FINANCIAL GROUP INC | Diversified mechanical | 17.7M | $713.9M | 0.4% | +0.7% |
| BAMCO INC /NY/ | Other | 16.3M | $658.1M | — | -16.3% |
| Invesco Ltd. | Index provider | 15.9M | $643.3M | 0.1% | +7.0% |
| Capital International Investors | Long only active | 15.5M | $625.8M | 0.1% | +43.1% |
| BAILLIE GIFFORD & CO ★2 | Long only active | 13.6M | $549.1M | — | +5.2% |
| POLEN CAPITAL MANAGEMENT LLC ★2 | Long only active | 12.6M | $507.1M | 3.5% | +157.0% |
| GEODE CAPITAL MANAGEMENT, LLC | Index provider | 12.4M | $500.4M | — | +2.2% |
| AKRE CAPITAL MANAGEMENT LLC ★3 | Value conviction | 10.3M | $417.4M | — | +7.6% |
| GOLDMAN SACHS GROUP INC | Bank broker | 9.2M | $373.0M | 0.0% | +146.5% |
| JANUS HENDERSON GROUP PLC | Diversified mechanical | 7.7M | $311.6M | — | +3.4% |
| D. E. Shaw & Co., Inc. | Quant stat arb | 5.9M | $238.4M | 0.2% | +552.6% |
| MORGAN STANLEY | Bank broker | 5.4M | $218.3M | 0.0% | +2.3% |
| Capital Research Global Investors | Long only active | 4.4M | $176.4M | 0.0% | -21.4% |
| BANK OF AMERICA CORP /DE/ | Bank broker | 3.6M | $143.9M | 0.0% | +1.8% |
| VAN ECK ASSOCIATES CORP | Diversified mechanical | 3.5M | $140.3M | — | +6054.4% |
| NORTHERN TRUST CORP | Index provider | 3.4M | $138.5M | 0.0% | -1.0% |
| Meritage Group LP ★2 | Fundamental concentrated | 3.3M | $134.3M | 5.1% | New |
| Amundi | Diversified mechanical | 3.3M | $132.3M | 0.0% | -20.3% |
| Legal & General Group Plc | Diversified mechanical | 3.0M | $122.0M | 0.0% | +5.7% |
| BECK MACK & OLIVER LLC ★2 | Fundamental diversified | 2.9M | $118.1M | 2.4% | +31.6% |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC | Index provider | 2.9M | $115.9M | — | +7.9% |
| FMR LLC | Long only active | 2.8M | $114.2M | 0.0% | +135.5% |
| Ensign Peak Advisors, Inc | Diversified mechanical | 2.7M | $110.3M | 0.2% | +372.8% |
| BNP PARIBAS ASSET MANAGEMENT Holding S.A. | Bank broker | 2.7M | $107.9M | 0.1% | -4.9% |
| BANK OF MONTREAL /CAN/ | Bank broker | 2.5M | $100.4M | 0.0% | +448.0% |
| UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC | Bank broker | 2.4M | $97.9M | 0.0% | -0.3% |
| DIMENSIONAL FUND ADVISORS LP | Quant stat arb | 2.4M | $96.9M | — | +3.5% |
| Bank of New York Mellon Corp | Diversified mechanical | 2.4M | $96.8M | 0.0% | -41.6% |
| VANGUARD FIDUCIARY TRUST CO | Diversified mechanical | 2.4M | $96.5M | — | — |
| NOMURA ASSET MANAGEMENT INTERNATIONAL INC. | Diversified mechanical | 2.3M | $94.1M | — | -40.3% |
| CANADA PENSION PLAN INVESTMENT BOARD | Pension sovereign | 2.0M | $81.1M | 0.1% | +171.2% |
| Nuveen, LLC | Diversified mechanical | 1.9M | $77.9M | 0.0% | -45.8% |
| DEUTSCHE BANK AG\ | Bank broker | 1.9M | $76.6M | 0.0% | +7.0% |
| JPMORGAN CHASE & CO | Bank broker | 1.8M | $75.6M | 0.0% | +139.6% |
| ENVESTNET ASSET MANAGEMENT INC | Wealth advisor | 1.8M | $72.7M | 0.0% | +34.9% |
| MACKENZIE FINANCIAL CORP | Diversified mechanical | 1.6M | $66.1M | 0.1% | -1.3% |
| DF DENT & CO INC | Other | 1.6M | $64.8M | 1.2% | -20.0% |
| PRICE T ROWE ASSOCIATES INC /MD/ | Diversified mechanical | 1.5M | $61.2M | 0.0% | +26.6% |
| TREMBLANT CAPITAL GROUP ★2 | Fundamental diversified | 1.5M | $60.8M | — | -7.9% |
| TIGER GLOBAL MANAGEMENT LLC ★2 | Fundamental diversified | 1.5M | $60.5M | — | -33.6% |
| ROYAL BANK OF CANADA | Bank broker | 1.4M | $57.9M | 0.0% | +9.8% |
| WELLS FARGO & COMPANY/MN | Bank broker | 1.4M | $56.6M | 0.0% | +59.2% |
| Greenhouse Funds LLLP ★2 | Fundamental diversified | 1.4M | $55.6M | — | New |
| Pictet Asset Management Holding SA | Diversified mechanical | 1.4M | $55.4M | — | +30.0% |
| CAPITOLIS LIQUID GLOBAL MARKETS LLC | Other | 1.4M | $54.7M | 0.3% | — |
| HSBC HOLDINGS PLC | Bank broker | 1.3M | $54.4M | 0.0% | -31.8% |
Exits are not a bearish signal: our backtest shows stocks specialists exit keep outperforming for 3+ quarters — selling usually means profit-taking, not a forecast.
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