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CoStar Group (CSGP) Institutional Ownership

CoStar Group logo
$88.13 -0.84 (-0.94%)
Closing price 09/16/2025 04:00 PM Eastern
Extended Trading
$87.50 -0.63 (-0.72%)
As of 09/16/2025 06:04 PM Eastern
Extended trading is trading that happens on electronic markets outside of regular trading hours. This is a fair market value extended hours price provided by Polygon.io. Learn more.
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Institutional Ownership Changes (13F Filings) for CoStar Group (NASDAQ:CSGP)

Current
Institutional Ownership
Percentage
96.60%
Number of
Institutional Buyers
(last 12 months)
620
Total
Institutional Inflows
(last 12 months)
$6.74B
Number of
Institutional Sellers
(last 12 months)
392
Total
Institutional Outflows
(last 12 months)
$3.76B
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CSGP Institutional Buying and Selling by Quarter

CoStar Group Major Shareholders & Ownership History

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Reporting DateMajor Shareholder NameShares HeldMarket Value% of PortfolioQuarterly Change in SharesOwnership in CompanyDetails
9/12/2025 Valeo Financial Advisors LLC2,715$218K0.0%N/A0.001%
9/4/2025 Osaic Holdings Inc.43,502$3.47M0.0%+210.2%0.010%
8/29/2025 Centaurus Financial Inc.33,560$2.70M0.2%+55.0%0.008%
8/28/2025 China Universal Asset Management Co. Ltd.9,579$770K0.1%-5.4%0.002%
8/27/2025 Orion Porfolio Solutions LLC35,042$2.82M0.0%-12.5%0.008%
8/27/2025 Squarepoint Ops LLC16,162$1.30M0.0%+2.1%0.004%
8/26/2025 Thrivent Financial for Lutherans173,729$13.97M0.0%-14.7%0.041%
8/20/2025 Kentucky Retirement Systems26,605$2.14M0.1%-6.1%0.006%
8/20/2025 Kentucky Retirement Systems Insurance Trust Fund11,292$908K0.1%-6.5%0.003%
8/19/2025 Liontrust Investment Partners LLP28,324$2.28M0.0%+22.2%0.007%
8/19/2025 Pitcairn Co.33,919$2.73M0.2%-24.9%0.008%
8/18/2025 Nomura Holdings Inc.4,824$388K0.0%-98.9%0.001%
8/18/2025 Ashford Capital Management Inc.291,103$23.41M2.7%+1.5%0.069%
8/18/2025 CYBER HORNET ETFs LLC1,059$85K0.1%N/A0.000%
8/16/2025 Public Sector Pension Investment Board86,775$6.98M0.0%-23.0%0.020%
8/15/2025 CANADA LIFE ASSURANCE Co409,701$32.98M0.1%+5.1%0.097%
8/15/2025 Tower Research Capital LLC TRC 22,453$1.81M0.0%+11.8%0.005%
8/15/2025 Ion Asset Management Ltd.1,169,833$94.06M5.2%+730.3%0.276%
8/15/2025 MUFG Securities EMEA plc1,242$100K0.0%N/A0.000%
8/15/2025 Corient Private Wealth LLC118,965$9.58M0.0%-10.3%0.028%
8/15/2025 State of Tennessee Department of Treasury113,112$9.09M0.0%+50.2%0.027%
8/15/2025 E Fund Management Co. Ltd.10,944$880K0.0%-45.0%0.003%
8/15/2025 Captrust Financial Advisors29,729$2.39M0.0%+3.9%0.007%
8/15/2025 Keel Point LLC3,830$308K0.0%+6.4%0.001%
8/15/2025 Vident Advisory LLC11,500$925K0.0%-40.5%0.003%
8/15/2025 Voleon Capital Management LP3,249$261K0.0%N/A0.001%
8/15/2025 Voya Financial Advisors Inc.15,538$1.26M0.1%-5.0%0.004%
8/15/2025 ThornTree Capital Partners LP512,507$41.21M6.9%+30.3%0.121%
8/15/2025 Tidal Investments LLC14,838$1.19M0.0%-4.7%0.004%
8/15/2025 Scott Marsh Financial LLC11,350$913K0.3%N/A0.003%
8/15/2025 Snowden Capital Advisors LLC8,914$717K0.0%+5.0%0.002%
8/15/2025 Sone Capital Management LLC115,121$9.26M0.9%N/A0.027%
8/15/2025 Royal London Asset Management Ltd.404,875$32.55M0.1%-2.9%0.096%
8/15/2025 Rafferty Asset Management LLC201,342$16.19M0.1%-3.1%0.048%
8/15/2025 Orion Porfolio Solutions LLC35,042$2.82M0.0%-12.5%0.008%
8/15/2025 MML Investors Services LLC94,140$7.57M0.0%+11.1%0.022%
8/15/2025 Man Group plc10,368$834K0.0%+1.7%0.002%
8/15/2025 Holocene Advisors LP3,829$308K0.0%-84.4%0.001%
8/15/2025 ICONIQ Capital LLC3,526$283K0.0%+12.4%0.001%
8/15/2025 Gilder Gagnon Howe & Co. LLC245,432$19.73M0.2%-0.1%0.058%
8/15/2025 Beck Mack & Oliver LLC1,726,646$138.82M2.6%-4.6%0.408%
8/15/2025 Benjamin Edwards Inc.9,434$758K0.0%-60.5%0.002%
8/15/2025 BI Asset Management Fondsmaeglerselskab A S16,159$1.30M0.0%+23.6%0.004%
8/15/2025 BNP Paribas Financial Markets1,279,270$102.85M0.1%-23.0%0.302%
8/15/2025 Boothbay Fund Management LLC2,788$224K0.0%-95.1%0.001%
8/15/2025 BRITISH COLUMBIA INVESTMENT MANAGEMENT Corp66,367$5.34M0.0%-17.7%0.016%
8/15/2025 Bares Capital Management Inc.1,214,652$97.66M9.5%+7.2%0.287%
8/15/2025 Bamco Inc. NY19,679,935$1.58B4.3%+3.4%4.645%
8/15/2025 Bank of America Corp DE5,126,603$412.18M0.0%-16.5%1.210%
8/15/2025 Adage Capital Partners GP L.L.C.386,400$31.07M0.1%+0.5%0.091%
8/15/2025 Ameriprise Financial Inc.1,077,745$86.65M0.0%-57.3%0.254%
8/15/2025 AQR Capital Management LLC364,858$29.34M0.0%+183.7%0.086%
8/14/2025 Viking Global Investors LP3,218,568$258.77M0.7%N/A0.760%
8/14/2025 California State Teachers Retirement System698,309$56.14M0.1%+0.3%0.165%
8/14/2025 Akre Capital Management LLC9,309,232$748.46M7.3%0.0%2.197%
8/14/2025 Raymond James Financial Inc.661,877$53.22M0.0%-3.6%0.156%
8/14/2025 Canada Pension Plan Investment Board534,498$42.97M0.0%+14.4%0.126%
8/14/2025 Third Point LLC3,085,000$248.03M3.3%+56.2%0.728%
8/14/2025 Bayesian Capital Management LP12,100$973K0.2%N/A0.003%
8/14/2025 Quantinno Capital Management LP87,128$7.01M0.0%+46.6%0.021%
8/14/2025 MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd.337,656$27.15M0.1%-5.0%0.080%
8/14/2025 Diversify Wealth Management LLC5,763$510K0.0%-8.8%0.001%
8/14/2025 DZ BANK AG Deutsche Zentral Genossenschafts Bank Frankfurt am Main16,128$1.30M0.0%-59.2%0.004%
8/14/2025 Alliancebernstein L.P.460,671$37.04M0.0%-3.5%0.109%
8/14/2025 Quantum Capital Management LLC NJ403,965$32.48M3.5%-23.5%0.095%
8/14/2025 Peapack Gladstone Financial Corp6,965$560K0.0%+21.2%0.002%
8/14/2025 Caden Capital Partners LP379,501$30.51M10.1%-13.2%0.090%
8/14/2025 Ieq Capital LLC26,409$2.12M0.0%+31.7%0.006%
8/14/2025 Osterweis Capital Management Inc.1,817$146K0.0%N/A0.000%
8/14/2025 Treasurer of the State of North Carolina195,062$15.68M0.1%+2.6%0.046%
8/14/2025 The Manufacturers Life Insurance Company 263,620$21.20M0.0%-4.4%0.062%
8/14/2025 CIBC Asset Management Inc152,654$12.27M0.0%-2.9%0.036%
8/14/2025 Squarepoint Ops LLC16,162$1.30M0.0%+2.1%0.004%
8/14/2025 Sei Investments Co.654,647$52.63M0.1%-1.5%0.155%
8/14/2025 Frontier Capital Management Co. LLC527,478$42.41M0.4%+20.0%0.125%
8/14/2025 NewEdge Advisors LLC6,168$496K0.0%+318.7%0.001%
8/14/2025 Investment Management Corp of Ontario13,377$1.08M0.0%+12.5%0.003%
8/14/2025 AXA S.A.39,822$3.20M0.0%+16.9%0.009%
8/14/2025 2Xideas AG160,167$12.88M2.2%-8.8%0.038%
8/14/2025 Lombard Odier Asset Management Switzerland SA11,526$927K0.0%-1.2%0.003%
8/14/2025 Fayez Sarofim & Co2,157,133$173.43M0.4%+0.5%0.509%
8/14/2025 State Street Corp17,732,968$1.43B0.1%+0.9%4.186%
8/14/2025 Daiwa Securities Group Inc.106,213$8.54M0.0%+14.7%0.025%
8/14/2025 SVB Wealth LLC35,469$2.85M0.2%-5.7%0.008%
8/14/2025 Thematics Asset Management90,824$7.30M0.3%-3.5%0.021%
8/14/2025 Vega Investment Solutions629$51K0.0%-53.0%0.000%
8/14/2025 WINTON GROUP Ltd15,285$1.23M0.1%N/A0.004%
8/14/2025 Natixis17,645$1.42M0.0%-30.3%0.004%
8/14/2025 Ossiam47,672$3.83M0.0%+446.9%0.011%
8/14/2025 Bank of Nova Scotia39,223$3.15M0.0%-10.6%0.009%
8/14/2025 California Public Employees Retirement System686,918$55.23M0.0%+8.9%0.162%
8/14/2025 Cerity Partners LLC59,844$4.81M0.0%+4.5%0.014%
8/14/2025 Federated Hermes Inc.1,470,344$118.22M0.2%+0.3%0.347%
8/13/2025 Jump Financial LLC28,181$2.27M0.0%N/A0.007%
8/13/2025 SageView Advisory Group LLC2,597$209K0.0%N/A0.001%
8/13/2025 Cresset Asset Management LLC10,897$876K0.0%-5.3%0.003%
8/13/2025 Brown Advisory Inc.2,675,994$215.15M0.3%-11.5%0.632%
8/13/2025 Amundi3,198,575$260.43M0.1%-5.8%0.755%
8/13/2025 Marshall Wace LLP126,698$10.19M0.0%N/A0.030%
8/13/2025 Mirabella Financial Services LLP6,333$511K0.1%-76.7%0.001%
(Data available from 1/1/2016 forward)

CSGP Institutional Ownership - Frequently Asked Questions

Who are the largest shareholders of CSGP shares?

During the previous two years, 875 institutional investors and hedge funds held shares of CoStar Group. The most heavily invested institutionals were Vanguard Group Inc. ($5.54B), Bamco Inc. NY ($1.58B), Principal Financial Group Inc. ($1.51B), State Street Corp ($1.43B), Capital International Investors ($1.00B), Geode Capital Management LLC ($989.91M), and Akre Capital Management LLC ($748.46M).Learn more on CoStar Group's institutional investors.

What percentage of CoStar Group's stock is owned by institutional investors?

96.60% of CoStar Group's stock is owned by institutional investors. Learn more on CSGP's institutional investor holdings.

Which institutional investors have been buying CoStar Group's stock?

Of the 776 institutional investors that purchased CoStar Group's stock in the last 24 months, the following investors and hedge funds have bought the highest volume of shares: Norges Bank ($15.42M), Mizuho Markets Americas LLC ($7.40M), Polen Capital Management LLC ($6.60M), Capital International Investors ($5.33M), Vanguard Group Inc. ($3.67M), Viking Global Investors LP ($3.22M), and Third Point LLC ($3.09M).

How much institutional buying is happening at CoStar Group?

Institutional investors have bought a total of 89,007,048 shares in the last 24 months. This purchase volume represents approximately $6.74B in transactions.

Which of CoStar Group's major shareholders have been selling company stock?

Of the 392 institutional investors that sold CoStar Group's stock in the last 24 months, the following investors and hedge funds have sold the highest volume of shares: Janus Henderson Group PLC ($12.06M), Massachusetts Financial Services Co. MA ($4.80M), Ameriprise Financial Inc. ($1.67M), Bank of America Corp DE ($1.65M), Mizuho Markets Americas LLC ($1.54M), Voya Investment Management LLC ($1.38M), and Ownership Capital B.V. ($1.28M).

How much institutional selling is happening at CoStar Group?

Institutional investors have sold a total of 50,065,983 shares in the last 24 months. This volume of shares sold represents approximately $3.76B in transactions.


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This page (NASDAQ:CSGP) was last updated on 9/17/2025 by MarketBeat.com Staff
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