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 2023
Institutional positions in Costar Group, Inc. as of Mar 31, 2023. 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
- 692
- −4 vs. Q4 2022
- Shares held
- 388.8M
- −4.89M (−1.2%) vs. Q4 2022
- Total value
- $26.7B
- −$3.59B (−11.8%) vs. Q4 2022
- New holders
- 81
- 261 more added
- Sold out
- 85
- 266 more reduced
8 institutions that held it in Q4 2022 haven't filed for Q1 2023 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 2022: 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 2023
Shares, value and share of portfolio for each institution holding Costar Group, Inc.; share changes are against Q4 2022.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Connor, Clark & Lunn Investment Management Ltd. | 11,049 | $760.7K | 0.00% | +11,049 | New |
| Algert Global LLC | 10,990 | $756.7K | 0.04% | +10,990 | New |
| Roundview Capital LLC | 10,887 | $749.6K | 0.08% | +6,021+123.7% | Added |
| XTX Topco Ltd | 10,822 | $745.1K | 0.16% | +10,822 | New |
| Gilbert & Cook, Inc. | 10,731 | $738.8K | 0.13% | +189+1.8% | Added |
| Atria Wealth Solutions, Inc. | 10,514 | $723.9K | 0.01% | −1,059−9.2% | Reduced |
| Millennium Management LLC | 10,394 | $716.0K | 0.00% | −31,540−75.2% | Reduced |
| Emerald Advisers, LLC | 10,341 | $712.0K | 0.03% | −3,130−23.2% | Reduced |
| First Hawaiian Bank | 10,187 | $701.4K | 0.02% | −495−4.6% | Reduced |
| Legacy Advisors, LLC | 10,085 | $694.4K | 0.13% | +1,592+18.7% | Added |
| Harbor Advisors LLC | 10,060 | $692.6K | 0.16% | 00.0% | Unchanged |
| Coronation Fund Managers Ltd. | 9,962 | $685.9K | 0.02% | −5,082−33.8% | Reduced |
| Panagora Asset Management Inc | 9,878 | $680.1K | 0.00% | −4,101−29.3% | Reduced |
| Beacon Pointe Advisors, LLC | 9,859 | $678.8K | 0.01% | −1,357−12.1% | Reduced |
| Proequities, Inc. | 9,850 | $678.2K | 0.05% | −836−7.8% | Reduced |
| AXS Investments LLC | 9,631 | $663.1K | 0.22% | −1,011−9.5% | Reduced |
| Vestcor Inc | 9,345 | $643.0K | 0.02% | −46−0.5% | Reduced |
| Hills Bank & Trust Co | 9,093 | $626.1K | 0.09% | 00.0% | Unchanged |
| Tokio Marine Asset Management Co Ltd | 9,071 | $624.5K | 0.04% | +1,814+25.0% | Added |
| Connable Office Inc | 9,000 | $619.6K | 0.09% | 00.0% | Unchanged |
| Alberta Investment Management Corp | 8,900 | $612.8K | 0.01% | +8,900 | New |
| Toroso Investments, LLC | 8,823 | $607.0K | 0.02% | +725+9.0% | Added |
| Rockefeller Capital Management L.P. | 8,805 | $604.0K | 0.00% | +4,264+93.9% | Added |
| Citizens Financial Group Inc | 8,693 | $598.5K | 0.02% | −2,041−19.0% | Reduced |
| Accretive Wealth Partners, LLC | 8,615 | $593.1K | 0.38% | +43+0.5% | Added |
| FDx Advisors, Inc. | 7,679 | $593.0K | 0.03% | 00.0% | Unchanged |
| La Banque Postale Asset Management SA | 8,501 | $585.3K | 0.01% | −592−6.5% | Reduced |
| Baron Wealth Management LLC | 8,290 | $570.8K | 0.40% | −20.0% | Reduced |
| Steel Peak Wealth Management LLC | 8,238 | $567.2K | 0.04% | +224+2.8% | Added |
| Diversified Trust Co | 8,189 | $563.8K | 0.02% | −3,413−29.4% | Reduced |
| Illinois Municipal Retirement Fund | 7,994 | $550.0K | 0.01% | +7,994 | New |
| Sawtooth Solutions, LLC | 7,937 | $546.5K | 0.01% | +1,286+19.3% | Added |
| Bleakley Financial Group, LLC | 7,813 | $537.9K | 0.02% | −1,264−13.9% | Reduced |
| Pearl River Capital, LLC | 7,807 | $537.5K | 0.09% | +7,807 | New |
| Perfromance Wealth Partners, LLC | 7,710 | $530.8K | 0.03% | +7,710 | New |
| Gotham Asset Management, LLC | 7,670 | $528.1K | 0.01% | +7,670 | New |
| Machina Capital S.A.S. | 7,612 | $524.1K | 0.46% | +7,612 | New |
| Sepio Capital, LP | 7,010 | $482.6K | 0.04% | 00.0% | Unchanged |
| Verdence Capital Advisors LLC | 7,008 | $482.5K | 0.06% | −20−0.3% | Reduced |
| Synovus Financial Corp | 6,870 | $473.0K | 0.01% | +1,328+24.0% | Added |
| Hengehold Capital Management LLC | 6,836 | $470.7K | 0.06% | 00.0% | Unchanged |
| Blueshift Asset Management, LLC | 6,816 | $469.3K | 0.20% | +6,816 | New |
| Private Advisor Group, LLC | 6,800 | $468.2K | 0.00% | −230−3.3% | Reduced |
| Bokf, NA | 6,766 | $465.8K | 0.01% | +2,686+65.8% | Added |
| Marks Group Wealth Management, Inc | 6,737 | $463.8K | 0.06% | +25+0.4% | Added |
| Ostrum Asset Management | 6,672 | $459.4K | 0.04% | +6,672 | New |
| Mercer Global Advisors Inc | 6,642 | $457.0K | 0.00% | −1,532−18.7% | Reduced |
| Harbour Capital Advisors, LLC | 6,578 | $452.9K | 0.14% | 00.0% | Unchanged |
| Cetera Advisors LLC | 6,563 | $451.9K | 0.01% | −244−3.6% | Reduced |
| Fiduciary Group LLC | 6,490 | $446.8K | 0.06% | −65−1.0% | Reduced |
| Altfest L J & Co Inc | 6,367 | $438.0K | 0.07% | +1,723+37.1% | Added |
| Buckhead Capital Management LLC | 6,303 | $434.0K | 0.10% | 00.0% | Unchanged |
| Pathstone Family Office, LLC | 6,108 | $421.2K | 0.01% | −2,752−31.1% | Reduced |
| Avitas Wealth Management LLC | 6,086 | $419.0K | 0.08% | −184−2.9% | Reduced |
| Boston Financial Mangement LLC | 6,072 | $418.1K | 0.02% | 00.0% | Unchanged |
| Parallel Advisors, LLC | 5,951 | $409.7K | 0.01% | +63+1.1% | Added |
| Pinkerton Retirement Specialists, LLC | 5,920 | $407.6K | 0.08% | +5,920 | New |
| Rehmann Capital Advisory Group | 5,791 | $398.7K | 0.04% | +574+11.0% | Added |
| Kathleen S. Wright Associates Inc. | 5,700 | $392.4K | 0.26% | −350−5.8% | Reduced |
| Old National Bancorp | 5,555 | $382.5K | 0.01% | +1,217+28.1% | Added |
| BI Asset Management Fondsmaeglerselskab A/S | 5,353 | $369.0K | 0.01% | −1,018−16.0% | Reduced |
| Wealth Alliance | 5,339 | $367.6K | 0.06% | +204+4.0% | Added |
| Boulder Hill Capital Management LP | 5,300 | $364.9K | 0.29% | +5,300 | New |
| Ieq Capital, LLC | 5,285 | $363.9K | 0.01% | −1,497−22.1% | Reduced |
| Gsa Capital Partners LLP | 5,245 | $361.0K | 0.04% | +5,245 | New |
| Wetherby Asset Management Inc | 5,171 | $356.0K | 0.02% | −994−16.1% | Reduced |
| Veriti Management LLC | 5,142 | $354.0K | 0.04% | +1,091+26.9% | Added |
| Wilbanks Smith & Thomas Asset Management LLC | 5,020 | $345.6K | 0.01% | +20+0.4% | Added |
| Horizon Investments, LLC | 5,010 | $344.9K | 0.01% | +166+3.4% | Added |
| First Manhattan Co | 5,000 | $344.2K | 0.00% | −90−1.8% | Reduced |
| Fund Management at Engine No. 1 LLC | 4,935 | $339.8K | 0.07% | +456+10.2% | Added |
| Greenleaf Trust | 4,889 | $336.6K | 0.00% | −540−9.9% | Reduced |
| Telemus Capital, LLC | 4,868 | $335.2K | 0.03% | +408+9.1% | Added |
| Cigna Investments Inc | 4,865 | $335.0K | 0.07% | −118−2.4% | Reduced |
| Massmutual Trust Co FSB | 4,831 | $332.6K | 0.01% | +169+3.6% | Added |
| Chatham Capital Group, Inc. | 4,800 | $330.5K | 0.07% | 00.0% | Unchanged |
| HB Wealth Management, LLC | 4,781 | $329.2K | 0.01% | −468−8.9% | Reduced |
| Integrated Investment Consultants, LLC | 4,780 | $329.1K | 0.10% | +151+3.3% | Added |
| Wellington Shields Capital Management, LLC | 4,750 | $327.0K | 0.04% | 00.0% | Unchanged |
| Atlantic Union Bankshares Corp | 4,740 | $326.3K | 0.03% | +4,740 | New |
| Fifth Third Bancorp | 4,714 | $324.6K | 0.00% | −1,685−26.3% | Reduced |
| Penserra Capital Management LLC | 4,729 | $324.0K | 0.01% | −68−1.4% | Reduced |
| Paloma Partners Management Co | 4,674 | $321.8K | 0.07% | +4,674 | New |
| STF Management LP | 4,664 | $321.1K | 0.22% | +1,957+72.3% | Added |
| Exchange Traded Concepts, LLC | 4,656 | $320.6K | 0.01% | −2,803−37.6% | Reduced |
| Patten & Patten Inc | 4,651 | $320.2K | 0.03% | +269+6.1% | Added |
| Adviser Investments LLC | 4,570 | $314.6K | 0.01% | −12−0.3% | Reduced |
| Raymond James Trust N.A. | 4,538 | $312.0K | 0.01% | −517−10.2% | Reduced |
| Advisor Partners II, LLC | 4,526 | $311.6K | 0.02% | −641−12.4% | Reduced |
| Empirical Finance, LLC | 4,472 | $307.9K | 0.03% | +973+27.8% | Added |
| Column Capital Advisors, LLC | 4,470 | $307.8K | 0.05% | 00.0% | Unchanged |
| O'Shaughnessy Asset Management, LLC | 4,452 | $306.5K | 0.00% | −2,498−35.9% | Reduced |
| Fidelis Capital Partners, LLC | 4,098 | $305.7K | 0.13% | +4,098 | New |
| Arcadia Investment Management Corp | 4,400 | $302.9K | 0.07% | 00.0% | Unchanged |
| E Fund Management Co., Ltd. | 4,381 | $302.0K | 0.02% | −262−5.6% | Reduced |
| Signaturefd, LLC | 4,386 | $302.0K | 0.01% | −974−18.2% | Reduced |
| Proficio Capital Partners LLC | 4,364 | $300.5K | 0.05% | −10−0.2% | Reduced |
| Balyasny Asset Management LLC | 4,331 | $298.2K | 0.00% | −507,850−99.2% | Reduced |
| Brown Miller Wealth Management, LLC | 4,330 | $298.1K | 0.18% | 00.0% | Unchanged |
| Apriem Advisors | 4,208 | $289.7K | 0.05% | 00.0% | Unchanged |