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, Q2 2025
Institutional positions in Costar Group, Inc. as of Jun 30, 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
- 873
- +26 vs. Q1 2025
- Shares held
- 424.8M
- −3.49M (−0.8%) vs. Q1 2025
- Total value
- $34.2B
- +$258.5M (+0.8%) vs. Q1 2025
- New holders
- 101
- 355 more added
- Sold out
- 75
- 315 more reduced
11 institutions that held it in Q1 2025 haven't filed for Q2 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q1 2025: 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, Q2 2025
Shares, value and share of portfolio for each institution holding Costar Group, Inc.; share changes are against Q1 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Dunhill Financial, LLC | 112 | $9.03K | 0.00% | −18−13.8% | Reduced |
| ORG Partners LLC | 113 | $9.23K | 0.00% | +50+79.4% | Added |
| Kilter Group LLC | 115 | $9.25K | 0.00% | +115 | New |
| Aventura Private Wealth, LLC | 122 | $9.81K | 0.00% | 00.0% | Unchanged |
| Riggs Asset Managment Co. Inc. | 128 | $10.3K | 0.00% | +128 | New |
| Asset Dedication, LLC | 131 | $10.5K | 0.00% | 00.0% | Unchanged |
| MV Capital Management, Inc. | 134 | $10.8K | 0.00% | −18−11.8% | Reduced |
| Sunbelt Securities, Inc. | 158 | $11.3K | 0.00% | +6+3.9% | Added |
| Quaker Wealth Management, LLC | 150 | $12.1K | 0.00% | +150 | New |
| Private Wealth Asset Management, LLC | 161 | $12.9K | 0.00% | −9−5.3% | Reduced |
| Washington Trust Advisors, Inc. | 162 | $13.1K | 0.00% | 00.0% | Unchanged |
| Boreal Capital Management LLC | 170 | $13.7K | 0.01% | +170 | New |
| Truvestments Capital LLC | 172 | $13.8K | 0.00% | 00.0% | Unchanged |
| Ronald Blue Trust, Inc. | 182 | $14.6K | 0.00% | +17+10.3% | Added |
| Westside Investment Management, Inc. | 180 | $14.7K | 0.00% | +180 | New |
| Bogart Wealth, LLC | 187 | $15.0K | 0.00% | +7+3.9% | Added |
| Private Wealth Management Group, LLC | 191 | $15.4K | 0.01% | +6+3.2% | Added |
| Ameritas Advisory Services, LLC | 194 | $15.6K | 0.00% | +194 | New |
| E Fund Management (Hong Kong) Co., Ltd. | 196 | $15.8K | 0.02% | +127+184.1% | Added |
| Dynamic Wealth Strategies, LLC | 200 | $16.1K | 0.01% | −185−48.1% | Reduced |
| Harbour Investments, Inc. | 205 | $16.5K | 0.00% | −63−23.5% | Reduced |
| Bell Investment Advisors, Inc | 206 | $16.6K | 0.00% | 00.0% | Unchanged |
| Atlantic Union Bankshares Corp | 232 | $18.7K | 0.00% | +232 | New |
| Atlantic Trust, LLC | 241 | $19.4K | 0.00% | +241 | New |
| Catalyst Capital Advisors LLC | 254 | $20.4K | 0.00% | −64−20.1% | Reduced |
| Hemington Wealth Management | 273 | $21.0K | 0.00% | −9−3.2% | Reduced |
| Covestor Ltd | 266 | $21.0K | 0.01% | −9−3.3% | Reduced |
| Farmers & Merchants Investments Inc | 270 | $21.7K | 0.00% | 00.0% | Unchanged |
| South State Corp. | 294 | $23.6K | 0.00% | +145+97.3% | Added |
| Berbice Capital Management LLC | 300 | $24.1K | 0.02% | +200+200.0% | Added |
| Cornerstone Planning Group LLC | 265 | $25.6K | 0.01% | −45−14.5% | Reduced |
| Opal Wealth Advisors, LLC | 327 | $26.3K | 0.01% | +26+8.6% | Added |
| McIlrath & Eck, LLC | 338 | $27.2K | 0.00% | 00.0% | Unchanged |
| Rossby Financial, LCC | 341 | $27.4K | 0.01% | +259+315.9% | Added |
| Winthrop Capital Management, LLC | 346 | $28.0K | 0.01% | 00.0% | Unchanged |
| Hopwood Financial Services, Inc. | 350 | $28.1K | 0.02% | 00.0% | Unchanged |
| Cullen/Frost Bankers, Inc. | 355 | $28.5K | 0.00% | −51−12.6% | Reduced |
| Marshall & Sterling Wealth Advisors Inc. | 362 | $29.1K | 0.02% | 00.0% | Unchanged |
| Quarry LP | 395 | $31.8K | 0.01% | +395 | New |
| Zions Bancorporation, National Association | 397 | $31.9K | 0.00% | +8+2.1% | Added |
| Ancora Advisors, LLC | 405 | $32.6K | 0.00% | 00.0% | Unchanged |
| Pin Oak Investment Advisors Inc | 418 | $33.0K | 0.03% | 00.0% | Unchanged |
| NewSquare Capital LLC | 411 | $33.0K | 0.00% | +108+35.6% | Added |
| Pinnacle Bancorp, Inc. | 428 | $34.4K | 0.01% | 00.0% | Unchanged |
| Mount Yale Investment Advisors, LLC | 447 | $35.9K | 0.00% | +447 | New |
| Optiver Holding B.V. | 472 | $37.9K | 0.00% | +472 | New |
| Private Trust Co NA | 476 | $38.3K | 0.00% | −151−24.1% | Reduced |
| SBI Securities Co., Ltd. | 493 | $39.6K | 0.00% | −159−24.4% | Reduced |
| Close Asset Management Ltd | 520 | $42.0K | 0.00% | 00.0% | Unchanged |
| Financial Network Wealth Advisors LLC | 524 | $42.1K | 0.05% | +58+12.4% | Added |
| Annis Gardner Whiting Capital Advisors, LLC | 541 | $43.5K | 0.02% | +123+29.4% | Added |
| Spire Wealth Management | 546 | $43.9K | 0.00% | −137−20.1% | Reduced |
| Park Place Capital Corp | 545 | $44.6K | 0.01% | 00.0% | Unchanged |
| GW&K Investment Management, LLC | 564 | $45.0K | 0.00% | +1+0.2% | Added |
| Centricity Wealth Management, LLC | 560 | $45.0K | 0.04% | 00.0% | Unchanged |
| Colonial Trust Co | 593 | $47.6K | 0.01% | −47−7.3% | Reduced |
| Rise Advisors, LLC | 618 | $49.7K | 0.02% | 00.0% | Unchanged |
| Central Pacific Bank - Trust Division | 625 | $50.3K | 0.01% | −63−9.2% | Reduced |
| Vega Investment Solutions | 629 | $50.6K | 0.01% | −708−53.0% | Reduced |
| Twin Lakes Capital Management, LLC | 635 | $51.1K | 0.03% | −44−6.5% | Reduced |
| Chilton Capital Management LLC | 643 | $51.7K | 0.00% | +643 | New |
| HFM Investment Advisors, LLC | 646 | $51.9K | 0.02% | +5+0.8% | Added |
| CVA Family Office, LLC | 652 | $52.4K | 0.01% | −191−22.7% | Reduced |
| WPG Advisers, LLC | 735 | $59.1K | 0.05% | −37−4.8% | Reduced |
| Promus Capital, LLC | 759 | $61.0K | 0.04% | 00.0% | Unchanged |
| Twin Peaks Wealth Advisors, LLC | 765 | $67.7K | 0.02% | +765 | New |
| IFP Advisors, Inc | 0 | $74.4K | 0.00% | −540−100.0% | Reduced |
| Geneos Wealth Management Inc. | 947 | $76.1K | 0.00% | +82+9.5% | Added |
| Central Trust Co | 982 | $79.0K | 0.00% | 00.0% | Unchanged |
| Pension & Wealth Management Advisors, Inc. | 990 | $79.7K | 0.03% | +185+23.0% | Added |
| Cromwell Holdings LLC | 1,037 | $83.4K | 0.05% | +68+7.0% | Added |
| Onefund, LLC | 1,059 | $85.0K | 0.06% | +1,059 | New |
| Versant Capital Management, Inc | 1,100 | $88.4K | 0.01% | −94−7.9% | Reduced |
| Brown Brothers Harriman & Co | 1,130 | $90.9K | 0.00% | +753+199.7% | Added |
| Loomis Sayles & Co L P | 1,163 | $93.5K | 0.00% | −124−9.6% | Reduced |
| GeoWealth Management, LLC | 1,203 | $96.7K | 0.00% | −749−38.4% | Reduced |
| Sentry Investment Management LLC | 1,173 | $97.0K | 0.05% | 00.0% | Unchanged |
| Rothschild Investment LLC | 1,232 | $99.1K | 0.01% | −93−7.0% | Reduced |
| MUFG Securities EMEA plc | 1,242 | $99.9K | 0.00% | +1,242 | New |
| Abound Wealth Management | 1,256 | $101.0K | 0.03% | +3+0.2% | Added |
| HighMark Wealth Management LLC | 1,299 | $104.4K | 0.05% | 00.0% | Unchanged |
| TD Private Client Wealth LLC | 1,393 | $112.0K | 0.00% | +95+7.3% | Added |
| Stephenson National Bank & Trust | 1,430 | $115.0K | 0.04% | −1,003−41.2% | Reduced |
| Farther Finance Advisors, LLC | 1,461 | $117.5K | 0.00% | +251+20.7% | Added |
| Whittier Trust Co of Nevada Inc | 1,491 | $119.9K | 0.00% | +51+3.5% | Added |
| Harel Insurance Investments & Financial Services Ltd. | 1,563 | $126.0K | 0.00% | +245+18.6% | Added |
| Leonteq Securities AG | 1,569 | $126.1K | 0.01% | +116+8.0% | Added |
| Westpac Banking Corp | 1,593 | $128.1K | 0.01% | 00.0% | Unchanged |
| Proathlete Wealth Management LLC | 1,666 | $133.9K | 0.04% | 00.0% | Unchanged |
| Delta Asset Management LLC | 1,760 | $141.5K | 0.01% | 00.0% | Unchanged |
| Osterweis Capital Management Inc | 1,817 | $146.1K | 0.01% | +1,817 | New |
| Larson Financial Group LLC | 1,844 | $148.3K | 0.01% | −449−19.6% | Reduced |
| EverSource Wealth Advisors, LLC | 1,850 | $148.7K | 0.01% | +774+71.9% | Added |
| Global Retirement Partners, LLC | 1,863 | $149.8K | 0.00% | +1,863 | New |
| Massmutual Trust Co FSB | 1,958 | $157.4K | 0.00% | −64−3.2% | Reduced |
| Whittier Trust Co | 2,000 | $160.8K | 0.00% | 00.0% | Unchanged |
| Bryn Mawr Trust Co | 2,009 | $161.5K | 0.00% | −297−12.9% | Reduced |
| Towarzystwo Funduszy Inwestycyjnych Pzu SA | 2,070 | $166.4K | 0.05% | +200+10.7% | Added |
| Livforsakringsbolaget Skandia, Omsesidigt | 2,100 | $168.8K | 0.01% | 00.0% | Unchanged |
| Flossbach Von Storch AG | 2,500 | $201.0K | 0.00% | +2,500 | New |