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, Q3 2022
Institutional positions in Costar Group, Inc. as of Sep 30, 2022. 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
- 634
- +47 vs. Q2 2022
- Shares held
- 402.2M
- +22.1M (+5.8%) vs. Q2 2022
- Total value
- $28.0B
- +$5.08B (+22.1%) vs. Q2 2022
- New holders
- 105
- 241 more added
- Sold out
- 58
- 199 more reduced
4 institutions that held it in Q2 2022 haven't filed for Q3 2022 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q2 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, Q3 2022
Shares, value and share of portfolio for each institution holding Costar Group, Inc.; share changes are against Q2 2022.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Echo Street Capital Management LLC | 2,771,556 | $193.0M | 1.85% | −149,064−5.1% | Reduced |
| Citadel Advisors LLC | 2,773,301 | $193.2M | 0.24% | −132,781−4.6% | Reduced |
| Federated Hermes, Inc. | 2,887,994 | $201.1M | 0.59% | −39,898−1.4% | Reduced |
| Farallon Capital Management, L.L.C. | 2,960,185 | $206.2M | 1.26% | −2,003,000−40.4% | Reduced |
| William Blair Investment Management, LLC | 3,197,926 | $222.7M | 0.88% | +615,463+23.8% | Added |
| Bank of New York Mellon Corp | 3,262,781 | $227.3M | 0.06% | +1,095,628+50.6% | Added |
| Mackenzie Financial Corp | 3,274,650 | $228.1M | 0.39% | −303,682−8.5% | Reduced |
| Wellington Management Group LLP | 3,384,298 | $235.7M | 0.05% | −121,072−3.5% | Reduced |
| Blair William & Co | 3,453,693 | $240.6M | 1.10% | +244,909+7.6% | Added |
| Vulcan Value Partners, LLC | 3,588,199 | $249.9M | 2.92% | −1,431,644−28.5% | Reduced |
| Norges Bank | 3,810,317 | $265.4M | 0.07% | −12,392−0.3% | Reduced |
| Northern Trust Corp | 3,937,076 | $274.2M | 0.06% | +1,174,751+42.5% | Added |
| Bank of America Corp | 4,026,059 | $280.4M | 0.04% | +4,289+0.1% | Added |
| American Century Companies Inc | 4,234,006 | $294.9M | 0.26% | −788,646−15.7% | Reduced |
| Ownership Capital B.V. | 4,733,931 | $329.7M | 6.37% | −351,209−6.9% | Reduced |
| Findlay Park Partners LLP | 5,307,777 | $369.7M | 3.66% | −1,566,832−22.8% | Reduced |
| Ameriprise Financial Inc | 5,854,940 | $407.8M | 0.15% | +17,811+0.3% | Added |
| Akre Capital Management LLCSuperinvestorAkre Capital Management | 7,111,430 | $495.3M | 4.37% | 00.0% | Unchanged |
| Macquarie Group Ltd | 8,239,616 | $573.9M | 0.70% | −189,678−2.3% | Reduced |
| Parnassus Investments | 8,534,488 | $594.4M | 1.55% | +84,603+1.0% | Added |
| T. Rowe Price Investment Management, Inc. | 8,621,129 | $600.5M | 0.48% | +8,621,129 | New |
| Price T Rowe Associates Inc | 8,801,147 | $613.0M | 0.10% | −7,459,619−45.9% | Reduced |
| Geode Capital Management, LLC | 8,898,073 | $619.1M | 0.09% | +2,578,917+40.8% | Added |
| Franklin Resources Inc | 9,288,017 | $646.9M | 0.35% | +354,925+4.0% | Added |
| Sands Capital Management, LLC | 10,337,269 | $720.0M | 2.70% | −148,821−1.4% | Reduced |
| Massachusetts Financial Services Co | 10,492,550 | $730.8M | 0.27% | +526,669+5.3% | Added |
| Baillie Gifford & Co | 12,934,361 | $900.9M | 0.93% | −223,511−1.7% | Reduced |
| Janus Henderson Group PLC | 14,510,824 | $1.01B | 0.76% | −146,640−1.0% | Reduced |
| State Street Corp | 14,630,966 | $1.02B | 0.06% | +6,681,249+84.0% | Added |
| Bamco Inc | 19,254,880 | $1.34B | 4.34% | +17,360+0.1% | Added |
| Principal Financial Group Inc | 20,606,433 | $1.44B | 1.14% | +439,885+2.2% | Added |
| BlackRock Inc. | 28,633,861 | $1.99B | 0.07% | +8,470,338+42.0% | Added |
| Vanguard Group Inc | 42,997,622 | $2.99B | 0.09% | +7,780,240+22.1% | Added |
| IFP Advisors, Inc | 1,506 | – | – | +623+70.6% | Added |
| Veritas Asset Management LLP | 0 | $0 | 0.00% | −4,017,400−100.0% | Sold out |
| Van Eck Associates Corp | 0 | $0 | 0.00% | −1,434,520−100.0% | Sold out |
| Millennium Management LLC | 0 | $0 | 0.00% | −1,400,285−100.0% | Sold out |
| Two Sigma Investments, LP | 0 | $0 | 0.00% | −1,085,875−100.0% | Sold out |
| Arrowstreet Capital, Limited Partnership | 0 | $0 | 0.00% | −335,032−100.0% | Sold out |
| Worldquant Millennium Advisors LLC | 0 | $0 | 0.00% | −255,873−100.0% | Sold out |
| Vantage Investment Partners, LLC | 0 | $0 | 0.00% | −196,003−100.0% | Sold out |
| LMR Partners LLP | 0 | $0 | 0.00% | −169,799−100.0% | Sold out |
| Voloridge Investment Management, LLC | 0 | $0 | 0.00% | −127,030−100.0% | Sold out |
| Prana Capital Management, LP | 0 | $0 | 0.00% | −125,676−100.0% | Sold out |
| Holocene Advisors, LP | 0 | $0 | 0.00% | −82,742−100.0% | Sold out |
| HRT Financial LP | 0 | $0 | 0.00% | −75,919−100.0% | Sold out |
| Alkeon Capital Management LLC | 0 | $0 | 0.00% | −70,000−100.0% | Sold out |
| ICICI Prudential Asset Management Co Ltd | 0 | $0 | 0.00% | −50,989−100.0% | Sold out |
| SG Capital Management LLC | 0 | $0 | 0.00% | −45,550−100.0% | Sold out |
| Occudo Quantitative Strategies LP | 0 | $0 | 0.00% | −34,760−100.0% | Sold out |
| ExodusPoint Capital Management, LP | 0 | $0 | 0.00% | −23,834−100.0% | Sold out |
| Centiva Capital, LP | 0 | $0 | 0.00% | −18,912−100.0% | Sold out |
| Pearl River Capital, LLC | 0 | $0 | 0.00% | −18,443−100.0% | Sold out |
| Gotham Asset Management, LLC | 0 | $0 | 0.00% | −18,371−100.0% | Sold out |
| Congress Asset Management Co | 0 | $0 | 0.00% | −15,743−100.0% | Sold out |
| Threadgill Financial, LLC | 0 | $0 | 0.00% | −14,928−100.0% | Sold out |
| Quantbot Technologies LP | 0 | $0 | 0.00% | −14,276−100.0% | Sold out |
| Graham Capital Management, L.P. | 0 | $0 | 0.00% | −13,329−100.0% | Sold out |
| ETF Managers Group, LLC | 0 | $0 | 0.00% | −12,858−100.0% | Sold out |
| Engineers Gate Manager LP | 0 | $0 | 0.00% | −12,521−100.0% | Sold out |
| Phraction Management LLC | 0 | $0 | 0.00% | −12,210−100.0% | Sold out |
| Bridges Investment Management Inc | 0 | $0 | 0.00% | −11,440−100.0% | Sold out |
| Cohen & Steers, Inc. | 0 | $0 | 0.00% | −6,870−100.0% | Sold out |
| CTC Capital Management, LLC | 0 | $0 | 0.00% | −6,300−100.0% | Sold out |
| Bayesian Capital Management, LP | 0 | $0 | 0.00% | −6,100−100.0% | Sold out |
| Summit Creek Advisors LLC | 0 | $0 | 0.00% | −5,851−100.0% | Sold out |
| Y-Intercept (Hong Kong) Ltd | 0 | $0 | 0.00% | −5,303−100.0% | Sold out |
| Seven Eight Capital, LP | 0 | $0 | 0.00% | −5,146−100.0% | Sold out |
| Veritable, L.P. | 0 | $0 | 0.00% | −4,747−100.0% | Sold out |
| Barings LLC | 0 | $0 | 0.00% | −4,161−100.0% | Sold out |
| Snowden Capital Advisors LLC | 0 | $0 | 0.00% | −3,615−100.0% | Sold out |
| Bridgefront Capital, LLC | 0 | $0 | 0.00% | −3,596−100.0% | Sold out |
| ELCO Management Co., LLC | 0 | $0 | 0.00% | −3,532−100.0% | Sold out |
| Alpha Paradigm Partners, LLC | 0 | $0 | 0.00% | −1,930−100.0% | Sold out |
| Capco Asset Management, LLC | 0 | $0 | 0.00% | −1,900−100.0% | Sold out |
| Paloma Partners Management Co | 0 | $0 | 0.00% | −1,113−100.0% | Sold out |
| Dark Forest Capital Management LP | 0 | $0 | 0.00% | −469−100.0% | Sold out |
| Bartlett & Co. LLC | 0 | $0 | 0.00% | −180−100.0% | Sold out |
| Bartlett & Co. Wealth Management LLC | 0 | $0 | 0.00% | −180−100.0% | Sold out |
| Neo Ivy Capital Management | 0 | $0 | 0.00% | −170−100.0% | Sold out |
| Concord Wealth Partners | 0 | $0 | 0.00% | −150−100.0% | Sold out |
| ACG Wealth | 0 | $0 | 0.00% | −100−100.0% | Sold out |
| Repertoire Partners LP | 0 | $0 | 0.00% | −100−100.0% | Sold out |
| Rockbridge Investment Management, LCC | 0 | $0 | 0.00% | −70−100.0% | Sold out |
| Horan Securities, Inc. | 0 | $0 | 0.00% | −45−100.0% | Sold out |
| Plante Moran Financial Advisors, LLC | 0 | $0 | 0.00% | −28−100.0% | Sold out |
| Sargent Bickham Lagudis LLC | 0 | $0 | 0.00% | −25−100.0% | Sold out |
| Cribstone Capital Management, LLC | 0 | $0 | 0.00% | −25−100.0% | Sold out |
| Psagot Value Holdings Ltd. / (Israel) | 0 | $0 | 0.00% | −26−100.0% | Sold out |
| Johnson Financial Group, Inc. | 0 | $0 | 0.00% | −15−100.0% | Sold out |
| Steward Financial Group LLC | 0 | $0 | 0.00% | −22−100.0% | Sold out |
| Taikang Asset Management (Hong Kong) Co Ltd | 0 | $0 | 0.00% | −80,880−100.0% | Sold out |
| Icon Wealth Partners, LLC | – | – | – | – | Not filed |
| Exane Derivatives | – | – | – | – | Not filed |
| HC Financial Advisors Inc | – | – | – | – | Not filed |
| Fieldpoint Private Securities, LLC | – | – | – | – | Not filed |