Costar Group, Inc.
CSGP- Exchange
- Nasdaq
- Industry
- Services-Business Services, NEC
- SEC CIK
- 0001057352
In the last 90 days, Costar Group, Inc. insiders filed 1 open-market purchase and 2 sales; 760 institutions reported holding it in 13F filings for Q2 2026, worth $11.7B in total; superinvestors Akre Capital Management and Weitz Investment Management hold it.
13F holders, Q1 2025
Institutional positions in Costar Group, Inc. as of Mar 31, 2025. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 858
- +66 vs. Q4 2024
- Shares held
- 428.6M
- +26.5M (+6.6%) vs. Q4 2024
- Total value
- $33.9B
- +$5.15B (+17.9%) vs. Q4 2024
- New holders
- 141
- 378 more added
- Sold out
- 75
- 263 more reduced
13 institutions that held it in Q4 2024 haven't filed for Q1 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 2024: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting CSGP on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 760 | $11.7B |
| Q1 2026 | 797 | $16.8B |
| Q4 2025 | 847 | $28.4B |
| Q3 2025 | 905 | $34.9B |
| Q2 2025 | 873 | $34.2B |
| Q1 2025 | 858 | $33.9B |
| Q4 2024 | 805 | $28.9B |
| Q3 2024 | 773 | $30.0B |
| Q2 2024 | 767 | $29.3B |
| Q1 2024 | 767 | $38.4B |
| Q4 2023 | 737 | $34.4B |
| Q3 2023 | 690 | $30.1B |
| Q2 2023 | 714 | $35.5B |
| Q1 2023 | 692 | $26.7B |
| Q4 2022 | 704 | $30.4B |
| Q3 2022 | 634 | $28.0B |
| Q2 2022 | 591 | $23.0B |
| Q1 2022 | 589 | $25.2B |
| Q4 2021 | 633 | $29.6B |
| Q3 2021 | 594 | $32.3B |
| Q2 2021 | 607 | $31.1B |
| Q1 2021 | 593 | $31.2B |
Institutions, Q1 2025
Shares, value and share of portfolio for each institution holding Costar Group, Inc.; share changes are against Q4 2024.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Kovitz Investment Group Partners, LLC | 8,169 | $647.2K | 0.00% | +499+6.5% | Added |
| David Loasby | 8,573 | $646.6K | 0.06% | +1,486+21.0% | Added |
| Lido Advisors, LLC | 8,152 | $645.9K | 0.00% | +8,152 | New |
| Ostrum Asset Management | 7,975 | $631.9K | 0.03% | −16,825−67.8% | Reduced |
| NewEdge Wealth, LLC | 7,963 | $630.9K | 0.01% | −1,728−17.8% | Reduced |
| Assenagon Asset Management S.A. | 7,950 | $629.9K | 0.00% | −393,416−98.0% | Reduced |
| Empowered Funds, LLC | 7,941 | $629.2K | 0.01% | +666+9.2% | Added |
| Fortress Wealth Group, LLC | 7,593 | $627.9K | 0.31% | +1,162+18.1% | Added |
| Private Advisor Group, LLC | 7,916 | $627.1K | 0.00% | −2,970−27.3% | Reduced |
| Americana Partners, LLC | 7,815 | $619.2K | 0.02% | +7,815 | New |
| Baron Wealth Management LLC | 7,795 | $617.6K | 0.27% | −496−6.0% | Reduced |
| Moran Wealth Management, LLC | 7,681 | $608.6K | 0.02% | −526−6.4% | Reduced |
| Callan Family Office, LLC | 7,609 | $602.9K | 0.05% | +1,205+18.8% | Added |
| Oarsman Capital, Inc. | 7,565 | $599.4K | 0.11% | −25−0.3% | Reduced |
| Plato Investment Management Ltd | 7,473 | $598.5K | 0.05% | −6,271−45.6% | Reduced |
| MUFG Securities Americas Inc. | 7,460 | $591.1K | 0.07% | +1,407+23.2% | Added |
| Steward Partners Investment Advisory, LLC | 7,360 | $583.1K | 0.01% | +227+3.2% | Added |
| Sowell Financial Services LLC | 7,268 | $575.8K | 0.03% | +7,268 | New |
| Vestcor Inc | 7,196 | $570.0K | 0.02% | +19+0.3% | Added |
| Smartleaf Asset Management LLC | 6,903 | $547.5K | 0.05% | +1,729+33.4% | Added |
| Thoroughbred Financial Services, LLC | 6,893 | $546.0K | 0.03% | −87−1.2% | Reduced |
| Enhancing Capital LLC | 6,883 | $545.3K | 0.44% | +224+3.4% | Added |
| First Manhattan Co | 6,847 | $542.5K | 0.00% | +1,847+36.9% | Added |
| IVC Wealth Advisors LLC | 6,820 | $540.3K | 0.29% | −1,802−20.9% | Reduced |
| Capstone Investment Advisors, LLC | 6,801 | $538.8K | 0.00% | −39,131−85.2% | Reduced |
| Hengehold Capital Management LLC | 6,789 | $537.9K | 0.05% | 00.0% | Unchanged |
| ASR Vermogensbeheer N.V. | 6,777 | $536.9K | 0.01% | +6,777 | New |
| Prudential PLC | 6,604 | $523.2K | 0.00% | 00.0% | Unchanged |
| Diversify Wealth Management, LLC | 6,316 | $522.3K | 0.04% | +55+0.9% | Added |
| HighPoint Advisor Group LLC | 6,312 | $522.0K | 0.03% | +360+6.0% | Added |
| Meiji Yasuda Asset Management Co Ltd. | 6,409 | $507.8K | 0.02% | +261+4.2% | Added |
| GAMMA Investing LLC | 6,335 | $501.9K | 0.04% | +1,397+28.3% | Added |
| Buckhead Capital Management LLC | 6,303 | $499.4K | 0.16% | 00.0% | Unchanged |
| Schechter Investment Advisors, LLC | 6,303 | $499.4K | 0.04% | −1,091−14.8% | Reduced |
| Everhart Financial Group, Inc. | 6,281 | $497.6K | 0.07% | +1,454+30.1% | Added |
| Parallel Advisors, LLC | 6,171 | $488.9K | 0.01% | +77+1.3% | Added |
| Harbor Investment Advisory, LLC | 6,168 | $488.7K | 0.05% | +5,226+554.8% | Added |
| Hilltop Holdings Inc. | 6,164 | $488.4K | 0.03% | −151−2.4% | Reduced |
| STF Management LP | 6,141 | $486.6K | 0.23% | −110−1.8% | Reduced |
| Quadrant Capital Group LLC | 6,136 | $486.2K | 0.02% | +3,551+137.4% | Added |
| Fidelis Capital Partners, LLC | 5,858 | $485.2K | 0.05% | +30+0.5% | Added |
| Horizon Investments, LLC | 6,077 | $481.5K | 0.01% | +464+8.3% | Added |
| Coldstream Capital Management Inc | 6,009 | $476.1K | 0.01% | +1,124+23.0% | Added |
| Alaska Permanent Fund Corp | 6,408 | $475.3K | 0.01% | 00.0% | Unchanged |
| Vontobel Holding Ltd. | 5,973 | $473.2K | 0.00% | −2,107−26.1% | Reduced |
| Marks Group Wealth Management, Inc | 5,932 | $470.0K | 0.05% | −256−4.1% | Reduced |
| Intellectus Partners, LLC | 5,839 | $462.6K | 0.11% | −148−2.5% | Reduced |
| Neo Ivy Capital Management | 5,810 | $460.3K | 0.15% | +5,810 | New |
| CIBC World Markets Inc. | 5,800 | $459.5K | 0.00% | +500+9.4% | Added |
| Peapack Gladstone Financial Corp | 5,748 | $455.0K | 0.01% | +107+1.9% | Added |
| Prestige Wealth Management Group LLC | 5,742 | $454.9K | 0.10% | +103+1.8% | Added |
| Signaturefd, LLC | 5,727 | $453.7K | 0.01% | +1,637+40.0% | Added |
| Perigon Wealth Management, LLC | 5,681 | $450.1K | 0.01% | +376+7.1% | Added |
| Emerald Advisers, LLC | 5,653 | $447.9K | 0.02% | −315−5.3% | Reduced |
| Venturi Wealth Management, LLC | 5,486 | $434.7K | 0.02% | +80+1.5% | Added |
| CAPROCK Group, Inc. | 5,448 | $431.7K | 0.01% | +5,448 | New |
| Integrated Investment Consultants, LLC | 5,442 | $431.2K | 0.09% | +3+0.1% | Added |
| Howard Bailey Securities, LLC | 5,314 | $421.0K | 0.14% | −788−12.9% | Reduced |
| Penserra Capital Management LLC | 5,339 | $421.0K | 0.01% | −1,363−20.3% | Reduced |
| Michael B. Yongue | 5,312 | $420.9K | 0.54% | +5,312 | New |
| Wealth Alliance | 5,306 | $420.4K | 0.05% | +415+8.5% | Added |
| Canandaigua National Bank & Trust Co | 5,269 | $417.5K | 0.04% | −990−15.8% | Reduced |
| ICICI Prudential Asset Management Co Ltd | 5,260 | $416.8K | 0.05% | −78−1.5% | Reduced |
| NorthRock Partners, LLC | 5,240 | $415.2K | 0.01% | +756+16.9% | Added |
| Kathleen S. Wright Associates Inc. | 5,430 | $412.8K | 0.17% | +100+1.9% | Added |
| Adviser Investments LLC | 5,190 | $411.2K | 0.01% | −240−4.4% | Reduced |
| WSFS Capital Management, LLC | 5,129 | $406.4K | 0.02% | −437−7.9% | Reduced |
| Wedbush Securities Inc | 5,029 | $398.0K | 0.01% | +580+13.0% | Added |
| Chatham Capital Group, Inc. | 4,931 | $390.7K | 0.07% | 00.0% | Unchanged |
| Integrated Wealth Concepts LLC | 4,789 | $379.5K | 0.00% | +426+9.8% | Added |
| Siemens Fonds Invest GmbH | 4,789 | $379.4K | 0.03% | −3,500−42.2% | Reduced |
| Citizens Financial Group Inc | 4,742 | $375.7K | 0.01% | +753+18.9% | Added |
| Checchi Capital Advisers, LLC | 4,650 | $368.4K | 0.03% | +1,147+32.7% | Added |
| Huntington National Bank | 4,613 | $365.5K | 0.00% | +662+16.8% | Added |
| Wallace Advisory Group, LLC | 5,075 | $363.3K | 0.25% | +5,075 | New |
| Parkside Financial Bank & Trust | 4,538 | $359.5K | 0.05% | +214+4.9% | Added |
| Proficio Capital Partners LLC | 4,447 | $352.3K | 0.03% | +255+6.1% | Added |
| Brown Miller Wealth Management, LLC | 4,444 | $352.1K | 0.12% | +115+2.7% | Added |
| HBK Sorce Advisory LLC | 4,441 | $351.9K | 0.01% | −174−3.8% | Reduced |
| Diversify Advisory Services, LLC | 4,214 | $348.5K | 0.02% | −4,744−53.0% | Reduced |
| Main Street Financial Solutions, LLC | 4,386 | $347.5K | 0.03% | −44−1.0% | Reduced |
| Beacon Pointe Advisors, LLC | 4,382 | $347.2K | 0.00% | +4,382 | New |
| V-Square Quantitative Management LLC | 4,275 | $338.7K | 0.05% | −152−3.4% | Reduced |
| Greenleaf Trust | 4,271 | $338.4K | 0.00% | +558+15.0% | Added |
| Meeder Advisory Services, Inc. | 4,254 | $337.1K | 0.02% | +4,254 | New |
| One Wealth Capital Management, LLC | 4,242 | $336.1K | 0.18% | −286−6.3% | Reduced |
| Flputnam Investment Management Co | 4,230 | $335.1K | 0.01% | −409−8.8% | Reduced |
| Three Seasons Wealth, LLC | 4,226 | $334.8K | 0.17% | +1,103+35.3% | Added |
| Birch Financial Group, LLC | 4,223 | $334.6K | 0.30% | −874−17.1% | Reduced |
| Apriem Advisors | 4,208 | $333.4K | 0.04% | 00.0% | Unchanged |
| Cigna Investments Inc | 4,198 | $333.0K | 0.06% | +23+0.6% | Added |
| CCG Wealth Management, LLC | 4,190 | $332.0K | 0.20% | −362−8.0% | Reduced |
| Merit Financial Group, LLC | 4,151 | $328.9K | 0.00% | +693+20.0% | Added |
| 17 Capital Partners, LLC | 4,133 | $327.5K | 0.21% | +4,133 | New |
| Tectonic Advisors LLC | 4,097 | $324.6K | 0.02% | +48+1.2% | Added |
| Sage Mountain Advisors LLC | 4,095 | $324.5K | 0.02% | +4,095 | New |
| Apollon Wealth Management, LLC | 4,085 | $323.7K | 0.01% | −9,047−68.9% | Reduced |
| Forum Financial Management, LP | 4,083 | $323.5K | 0.01% | +75+1.9% | Added |
| Independent Advisor Alliance | 4,058 | $321.5K | 0.01% | +700+20.8% | Added |
| Capital A Wealth Management, LLC | 4,015 | $318.1K | 0.33% | +9+0.2% | Added |