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CoStar Group (CSGP) Institutional Ownership

CoStar Group logo
$30.11 +0.11 (+0.37%)
Closing price 04:00 PM Eastern
Extended Trading
$29.92 -0.18 (-0.61%)
As of 07:46 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 Massive. 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)
515
Total
Institutional Inflows
(last 12 months)
$6.11B
Number of
Institutional Sellers
(last 12 months)
365
Total
Institutional Outflows
(last 12 months)
$4.15B
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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
10/14/2026First Citizens Bank & Trust Co.47,256$1.30M0.0%-87.0%0.012%
10/14/2026Krilogy Financial LLC19,225$562K0.0%-19.9%0.005%
10/13/2026Salvus Wealth Management LLC11,422$313K0.2%-6.0%0.003%
10/13/2026NorthCrest Asset Manangement LLC50,401$1.38M0.0%+307.7%0.012%
10/2/2026 Versant Capital Management Inc7,671$210K0.0%+123.6%0.002%
9/23/2026QRG Capital Management Inc.57,474$1.63M0.0%+85.8%0.014%
9/23/2026Envestnet Portfolio Solutions Inc.341,444$9.67M0.0%+5.3%0.084%
9/9/2026Sequoia Financial Advisors LLC54,883$1.55M0.0%+6.2%0.014%
9/9/2026Tidal Investments LLC68,552$1.94M0.0%+176.9%0.017%
9/9/2026National Pension Service42,241$1.20M0.0%-94.0%0.010%
9/9/2026Engineers Gate Manager LP97,924$2.77M0.0%N/A0.024%
9/9/2026SVB Wealth LLC90,226$2.56M0.1%-6.1%0.022%
9/9/2026Integrated Wealth Concepts LLC17,173$486K0.0%+107.3%0.004%
9/9/2026NewEdge Advisors LLC11,879$336K0.0%+2,266.3%0.003%
9/9/2026IFP Advisors Inc3,968$112K0.0%+146.9%0.001%
9/9/2026Baird Financial Group Inc.11,769$333K0.0%+9.6%0.003%
9/8/2026Allworth Financial LP13,582$385K0.0%+281.9%0.003%
9/8/2026Arizona State Retirement System120,360$3.41M0.0%+4.5%0.030%
9/8/2026Waverly Advisors LLC11,445$324K0.0%N/A0.003%
9/8/2026Empirical Finance LLC8,770$248K0.0%+6.6%0.002%
9/8/2026Nykredit A S401,475$11.37M0.0%N/A0.099%
9/4/2026Parkside Financial Bank & Trust5,365$152K0.0%+26.1%0.001%
8/27/2026Corient Private Wealth LP81,676$2.31M0.0%+2.9%0.020%
8/26/2026Amundi3,135,933$88.81M0.0%-4.4%0.774%
8/26/2026HighTower Advisors LLC115,385$3.27M0.0%-7.1%0.028%
8/24/2026CYBER HORNET ETFs LLC1,757$50K0.0%+50.8%0.000%
8/23/2026Wedmont Private Capital17,302$491K0.0%N/A0.004%
8/23/2026HB Wealth Management LLC71,357$2.02M0.0%+7.4%0.018%
8/23/2026Saudi Central Bank29,386$832K0.0%+87.8%0.007%
8/22/2026AlphaGrep UK Ltd14,994$425K0.1%N/A0.004%
8/22/2026Three Seasons Wealth LLC20,828$590K0.1%-21.8%0.005%
8/22/2026Knollwood Investment Advisory LLC32,150$910K0.1%-23.2%0.008%
8/22/2026Syon Capital LLC7,326$207K0.0%+26.3%0.002%
8/22/2026Premier Path Wealth Partners LLC11,265$319K0.0%-17.3%0.003%
8/22/2026NEOS Investment Management LLC165,566$4.69M0.0%-54.6%0.041%
8/21/2026AXQ Capital LP49,543$1.40M0.2%+62.6%0.012%
8/21/2026Nykredit A S153,356$4.34M0.0%N/A0.038%
8/21/2026B. Metzler seel. Sohn & Co. AG28,620$811K0.0%-6.6%0.007%
8/21/2026Ironvine Capital Partners LLC294,475$8.34M0.7%-21.5%0.073%
8/20/2026Spyglass Capital Management LLC2,694,697$76.31M4.1%+142.5%0.665%
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8/20/2026Headlands Technologies LLC104,978$2.97M0.3%+196.3%0.026%
8/20/2026Quantitative Investment Management LLC69,418$1.97M0.2%-3.2%0.017%
8/20/2026Two Sigma Securities LLC16,096$456K0.0%+67.2%0.004%
8/20/2026Benjamin Edwards Inc.13,064$370K0.0%-17.8%0.003%
8/20/2026GTS Securities LLC7,889$223K0.0%+31.8%0.002%
8/20/2026Northwestern Mutual Wealth Management Co.12,753$361K0.0%-21.4%0.003%
8/19/2026UBS AM a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC2,521,571$71.41M0.0%+4.0%0.622%
8/19/2026New Mexico Educational Retirement Board21,100$598K0.0%+7.7%0.005%
8/19/2026Royal London Asset Management Ltd.187,394$5.31M0.0%-56.6%0.046%
8/19/2026Mufg Securities Americas Inc.12,300$348K0.0%+4.9%0.003%
8/19/2026Van ECK Associates Corp3,078,903$87.20M0.1%-11.5%0.760%
8/19/2026Nissay Asset Management Corp Japan56,761$1.61M0.0%-51.9%0.014%
8/19/2026Wellington Management Group LLP50,070$1.42M0.0%+2.4%0.012%
8/18/2026Pin Oak Investment Advisors Inc.1,672$47K0.0%N/A0.000%
8/18/2026Livforsakringsbolaget Skandia Omsesidigt2,100$59K0.0%N/A0.001%
8/18/2026Rakuten Investment Management Inc.68,040$2.00M0.0%N/A0.017%
8/18/2026North Star Asset Management Inc.112,073$3.17M0.1%N/A0.028%
8/18/2026Empowered Funds LLC17,174$486K0.0%N/A0.004%
8/18/2026United Capital Financial Advisors LLC24,222$686K0.0%N/A0.006%
8/18/2026Centaurus Financial Inc.13,390$379K0.0%N/A0.003%
8/18/2026Formula Growth Ltd.34,000$963K0.3%N/A0.008%
8/18/2026Jefferies Financial Group Inc.148,731$4.21M0.0%N/A0.037%
8/18/2026Public Employees Retirement System of Ohio117,069$3.32M0.0%N/A0.029%
8/17/2026Transamerica Financial Advisors LLC1,156$33K0.0%N/A0.000%
8/17/2026Corient Private Wealth LP82,804$2.35M0.0%N/A0.020%
8/17/2026Perennial Investment Advisors LLC10,632$301K0.0%N/A0.003%
8/17/2026Petrus Trust Company LTA756,200$21.42M2.0%N/A0.187%
8/17/2026Bamco Inc. NY21,626,763$612.47M0.9%N/A5.337%
8/17/2026Bank of America Corp DE2,735,102$77.46M0.0%N/A0.675%
8/15/2026American Capital Management Inc.725,143$20.54M0.9%N/A0.179%
8/15/2026Odyssean LLC90,524$2.56M0.4%N/A0.022%
8/15/2026Man Group plc921,094$26.09M0.0%N/A0.227%
8/15/2026Jupiter Topco LLC7,832,860$221.83M0.1%N/A1.933%
8/14/2026Primecap Management Co. CA821,600$23.27M0.0%N/A0.203%
8/14/2026Canada Pension Plan Investment Board2,481,641$70.28M0.0%N/A0.612%
8/14/2026Legal & General Group Plc1,682,774$47.66M0.0%N/A0.415%
8/14/2026The Manufacturers Life Insurance Company226,560$6.42M0.0%N/A0.056%
8/14/2026Sone Capital Management LLC254,096$7.20M0.5%N/A0.063%
8/14/2026Wolf Hill Capital Management LP29,100$824.11K0.0%N/A0.007%
8/13/2026Meritage Group LP5,394,164$152.76M5.9%N/A1.331%
8/13/2026OMERS ADMINISTRATION Corp207,870$5.89M0.0%N/A0.051%
8/13/2026Sanctuary Advisors LLC36,059$1.02M0.0%N/A0.009%
8/13/2026Barbara Oil Co.32,000$948K0.3%N/A0.008%
8/13/2026Connor Clark & Lunn Investment Management Ltd.1,169,688$33.13M0.1%N/A0.289%
8/13/2026Bank of Nova Scotia93,291$2.65M0.0%N/A0.023%
8/12/2026Elevation Point Wealth Partners LLC7,721$219K0.0%N/A0.002%
8/12/2026Northwestern Mutual Wealth Management Co.12,753$361K0.0%N/A0.003%
8/12/2026Quantbot Technologies LP62,491$1.77M0.1%N/A0.015%
8/12/2026Evolve Private Wealth LLC16,163$458K0.0%N/A0.004%
8/12/2026Korea Investment CORP698,417$19.78M0.0%N/A0.172%
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8/12/2026Ieq Capital LLC351,667$9.96M0.0%N/A0.087%
8/12/2026Callan Family Office LLC11,764$333K0.0%N/A0.003%
8/11/2026Allworth Financial LP13,582$385K0.0%N/A0.003%
8/11/2026B. Metzler seel. Sohn & Co. AG28,620$811K0.0%N/A0.007%
8/10/2026NewEdge Wealth LLC18,538$525K0.0%N/A0.005%
8/10/2026Danske Bank A S174,139$4.93M0.0%N/A0.043%
8/10/2026Diversify Advisory Services LLC25,570$746K0.0%N/A0.006%
8/8/2026Wealthfront Advisers LLC24,534$695K0.0%N/A0.006%
8/8/2026Meeder Advisory Services Inc.10,849$307K0.0%N/A0.003%
8/8/2026Meeder Asset Management Inc.12,720$360K0.0%N/A0.003%


CSGP Institutional Ownership - Frequently Asked Questions

During the previous two years, 910 institutional investors and hedge funds held shares of CoStar Group. The most heavily invested institutionals were Vanguard Group Inc. ($4.71B), State Street Corp ($1.25B), BlackRock Inc. ($957.61M), Baillie Gifford & Co. ($869.63M), Geode Capital Management LLC ($816.24M), Capital International Investors ($729.02M), and Principal Financial Group Inc. ($713.87M).Learn more on CoStar Group's institutional investors.

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

Of the 816 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: BlackRock Inc. ($33.81M), Bamco Inc. NY ($22.93M), Norges Bank ($17.86M), Capital International Investors ($8.40M), Jupiter Topco LLC ($7.83M), Mizuho Markets Americas LLC ($7.40M), and Polen Capital Management LLC ($6.60M).

Institutional investors have bought a total of 143,014,464 shares in the last 24 months. This purchase volume represents approximately $6.11B in transactions.

Of the 364 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: Capital International Investors ($8.03M), Mizuho Markets Americas LLC ($5.58M), Massachusetts Financial Services Co. MA ($4.25M), Macquarie Group Ltd. ($4.20M), Morgan Stanley ($3.25M), Franklin Resources Inc. ($2.57M), and Bank of New York Mellon Corp ($2.44M).

Institutional investors have sold a total of 61,910,345 shares in the last 24 months. This volume of shares sold represents approximately $4.15B in transactions.


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Institutional ownership data for NASDAQ:CSGP is compiled from quarterly 13F filings submitted to the U.S. Securities and Exchange Commission (SEC), with the most recent received on 10/14/2026. New 13F filings are added each quarter as they're published.
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