Casella Waste Systems (CWST) Institutional Ownership $94.69 -0.89 (-0.93%) Closing price 04:00 PM EasternExtended Trading$94.68 0.00 (-0.01%) As of 04:42 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. Add Compare Share Share Ownership Stock AnalysisAnalyst ForecastsChartCompetitorsEarningsFinancialsHeadlinesInsider TradesOptions ChainOwnershipSEC FilingsShort InterestSustainabilityTrendsBuy This Stock Institutional Ownership Changes (13F Filings) for Casella Waste Systems (NASDAQ:CWST)CurrentInstitutional OwnershipPercentage99.51%Number ofInstitutional Buyers(last 12 months)239TotalInstitutional Inflows(last 12 months)$1.44BNumber ofInstitutional Sellers(last 12 months)170TotalInstitutional Outflows(last 12 months)$820.51M Get CWST Insider Trade Alerts Want to know when executives and insiders are buying or selling Casella Waste Systems stock? Sign up for InsiderTrades.com's daily newsletter to get the latest insider transactions delivered to your inbox daily. 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Skip Chart & View Institutional Buying and Selling Data CWST Institutional Buying and Selling by Quarter Casella Waste Systems Major Shareholders & Ownership History Export to ExcelReporting DateMajor Shareholder NameShares HeldMarket Value% of PortfolioQuarterly Change in SharesOwnership in CompanyDetails9/4/2025 Osaic Holdings Inc.2,693$310K0.0%-26.1%0.004% 8/27/2025 Orion Porfolio Solutions LLC3,884$448K0.0%+51.0%0.006% 8/27/2025 Squarepoint Ops LLC8,564$988K0.0%-62.3%0.013% 8/26/2025 Thrivent Financial for Lutherans105,116$12.13M0.0%-5.7%0.166% 8/25/2025 Silverlake Wealth Management LLC2,740$316K0.1%+46.9%0.004% 8/19/2025 B. Riley Wealth Advisors Inc.2,373$274K0.0%N/A0.004% 8/19/2025 Ranger Investment Management L.P.299,570$34.56M2.4%-20.4%0.472% 8/19/2025 State of Wyoming1,079$124K0.0%-53.6%0.002% 8/18/2025 Castleark Management LLC58,840$6.79M0.2%-3.2%0.093% 8/15/2025 CANADA LIFE ASSURANCE Co7,582$877K0.0%-5.1%0.012% Get the Latest News and Ratings for CWST and Related StocksEnter your email address below to receive the latest news and analysts' ratings for Casella Waste Systems and its competitors with MarketBeat's FREE daily newsletter. 8/15/2025 Tower Research Capital LLC TRC 8,966$1.03M0.0%+219.5%0.014% 8/15/2025 Corient Private Wealth LLC4,369$490K0.0%-15.5%0.007% 8/15/2025 Captrust Financial Advisors7,496$865K0.0%-9.2%0.012% 8/15/2025 Vident Advisory LLC2,063$238K0.0%N/A0.003% 8/15/2025 Wasatch Advisors LP3,412,123$393.69M2.1%+14.4%5.374% 8/15/2025 Tidal Investments LLC99,659$11.50M0.1%-9.9%0.157% 8/15/2025 Select Equity Group L.P.231,994$26.77M0.1%+12.7%0.365% 8/15/2025 Orion Porfolio Solutions LLC3,884$448K0.0%+51.0%0.006% 8/15/2025 MML Investors Services LLC27,758$3.20M0.0%+7.1%0.044% 8/15/2025 Man Group plc88,701$10.23M0.0%N/A0.140% 8/15/2025 Lazard Asset Management LLC80,852$9.33M0.0%+41.4%0.127% 8/15/2025 London Co. of Virginia649,499$74.94M0.4%-0.4%1.023% 8/15/2025 Harvey Partners LLC130,325$15.04M1.5%N/A0.205% 8/15/2025 Holocene Advisors LP4,214$486K0.0%-78.9%0.007% 8/15/2025 Curi Capital LLC3,996$461K0.0%-2.5%0.006% 8/15/2025 Benjamin Edwards Inc.10,839$1.25M0.0%-1.4%0.017% 8/15/2025 BNP Paribas Financial Markets6,666$769K0.0%+44.3%0.010% 8/15/2025 Bank of America Corp DE365,811$42.21M0.0%+0.4%0.576% 8/15/2025 Ameriprise Financial Inc.1,310,190$151.17M0.0%-11.5%2.064% 8/14/2025 Raymond James Financial Inc.289,500$33.40M0.0%-2.0%0.456% 8/14/2025 Canada Pension Plan Investment Board9,700$1.12M0.0%-2.0%0.015% 8/14/2025 Occudo Quantitative Strategies LP11,325$1.31M0.1%-26.5%0.018% 8/14/2025 MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd.34,483$3.98M0.0%-7.3%0.054% 8/14/2025 Alliancebernstein L.P.867,285$100.07M0.0%+1,106.7%1.366% 8/14/2025 The Manufacturers Life Insurance Company 34,942$4.03M0.0%-5.0%0.055% 8/14/2025 Squarepoint Ops LLC8,564$988K0.0%-62.3%0.013% 8/14/2025 Sei Investments Co.540,752$62.39M0.1%+18.8%0.852% 8/14/2025 Integrated Investment Consultants LLC3,787$437K0.1%-50.3%0.006% 8/14/2025 Qube Research & Technologies Ltd6,364$734K0.0%N/A0.010% 8/14/2025 Investors Towarzystwo Funduszy Inwestycyjnych Spolka Akcyjna4,100$473K0.2%N/A0.006% 8/14/2025 State Street Corp1,432,883$165.33M0.0%-0.3%2.257% 8/14/2025 WINTON GROUP Ltd3,321$383K0.0%N/A0.005% 8/14/2025 Brant Point Investment Management LLC27,080$3.12M0.3%-1.0%0.043% 8/14/2025 California Public Employees Retirement System223,093$25.74M0.0%-10.8%0.351% 8/14/2025 Cerity Partners LLC6,227$718K0.0%-32.1%0.010% 8/14/2025 Federated Hermes Inc.23,994$2.77M0.0%N/A0.038% 8/14/2025 Formula Growth Ltd.17,053$1.97M0.7%-5.5%0.027% 8/13/2025 Capula Management Ltd2,230$257K0.0%-91.8%0.004% 8/13/2025 Brown Advisory Inc.750,156$86.55M0.1%-25.0%1.182% 8/13/2025 Teton Advisors Inc.9,910$1.14M0.7%-9.9%0.016% 8/13/2025 First Trust Advisors LP50,385$5.81M0.0%+12.4%0.079% 8/13/2025 Kennedy Capital Management LLC144,382$16.66M0.4%-7.2%0.227% 8/13/2025 EverSource Wealth Advisors LLC285$33K0.0%+235.3%0.000% 8/13/2025 Invesco Ltd.2,597,599$299.71M0.1%+20.0%4.091% 8/13/2025 Granite Investment Partners LLC182,963$21.11M1.0%-49.3%0.288% 8/13/2025 Quantbot Technologies LP545$63K0.0%N/A0.001% 8/13/2025 Edgestream Partners L.P.28,800$3.32M0.1%+71.4%0.045% 8/13/2025 New York State Common Retirement Fund49,721$5.74M0.0%-12.8%0.078% 8/13/2025 Loomis Sayles & Co. L P716,556$82.68M0.1%-16.0%1.129% 8/13/2025 Skandinaviska Enskilda Banken AB publ 57,200$6.60M0.0%+202.6%0.090% 8/13/2025 F m Investments LLC44,185$5.10M0.2%+10.4%0.070% 8/13/2025 Norges Bank484,902$55.95M0.0%N/A0.764% 8/13/2025 Hsbc Holdings PLC20,816$2.40M0.0%N/A0.033% 8/13/2025 Advantage Alpha Capital Partners LP33,442$3.86M1.0%-23.6%0.053% 8/13/2025 Elevation Point Wealth Partners LLC3,254$375K0.0%N/A0.005% 8/13/2025 Thornburg Investment Management Inc.255,510$29.48M0.4%-8.7%0.402% 8/13/2025 Russell Investments Group Ltd.133,346$15.39M0.0%-4.4%0.210% 8/12/2025 Inceptionr LLC6,500$750K0.2%N/A0.010% 8/12/2025 Associated Banc Corp2,843$328K0.0%+14.5%0.004% 8/12/2025 XTX Topco Ltd5,231$604K0.0%N/A0.008% 8/12/2025 Steward Partners Investment Advisory LLC3,115$359K0.0%+5.3%0.005% 8/12/2025 Global Retirement Partners LLC3,340$385K0.0%N/A0.005% 8/12/2025 Prudential Financial Inc.8,229$912K0.0%+71.2%0.013% 8/12/2025 American Century Companies Inc.942,543$108.75M0.1%+19.7%1.485% 8/12/2025 Segall Bryant & Hamill LLC364,693$42.08M0.6%+10.0%0.574% 8/12/2025 Rhumbline Advisers96,602$11.15M0.0%+5.3%0.152% 8/12/2025 Franklin Resources Inc.652,259$75.26M0.0%+8.8%1.027% 8/12/2025 Legal & General Group Plc71,373$8.24M0.0%+8.1%0.112% 8/12/2025 JPMorgan Chase & Co.1,709,887$197.29M0.0%-7.9%2.693% 8/12/2025 Entropy Technologies LP7,598$877K0.1%N/A0.012% 8/12/2025 Swiss National Bank119,100$13.74M0.0%-1.4%0.188% 8/12/2025 Catalyst Funds Management Pty Ltd5,000$577K0.2%-68.8%0.008% 8/12/2025 Westfield Capital Management Co. LP1,552,307$179.11M0.8%+2.9%2.445% 8/12/2025 Ensign Peak Advisors Inc144,018$16.62M0.0%-6.2%0.227% 8/11/2025 Universal Beteiligungs und Servicegesellschaft mbH71,210$8.22M0.0%+19.1%0.112% 8/11/2025 ANB Bank1,902$219K0.1%N/A0.003% 8/8/2025 Summitry LLC3,189$368K0.0%+27.8%0.005% 8/8/2025 Intech Investment Management LLC28,424$3.28M0.0%+9.3%0.045% 8/8/2025 Cetera Investment Advisers4,927$568K0.0%-20.7%0.008% 8/8/2025 SG Americas Securities LLC2,614$302K0.0%-86.2%0.004% 8/8/2025 Creative Planning35,956$4.15M0.0%+24.5%0.057% 8/8/2025 Police & Firemen s Retirement System of New Jersey14,220$1.64M0.0%+6.6%0.022% 8/8/2025 Geode Capital Management LLC1,500,083$173.10M0.0%+0.8%2.364% 8/8/2025 PNC Financial Services Group Inc.7,929$915K0.0%-4.7%0.012% 8/8/2025 Comprehensive Financial Planning Inc. PA300$35K0.0%N/A0.000% 8/8/2025 TimesSquare Capital Management LLC501,029$57.81M0.8%+10.2%0.790% 8/8/2025 KBC Group NV1,668$192K0.0%-34.5%0.003% 8/7/2025 ProShare Advisors LLC12,900$1.49M0.0%-4.6%0.020% 8/7/2025 King Luther Capital Management Corp48,458$5.59M0.0%-1.7%0.076% 8/7/2025 Future Fund LLC6,625$764K0.3%N/A0.010% (Data available from 1/1/2016 forward) CWST Institutional Ownership - Frequently Asked Questions Who are the largest shareholders of CWST shares? During the previous two years, 370 institutional investors and hedge funds held shares of Casella Waste Systems. The most heavily invested institutionals were Vanguard Group Inc. ($674.12M), Wasatch Advisors LP ($393.69M), Conestoga Capital Advisors LLC ($309.23M), Invesco Ltd. ($299.71M), William Blair Investment Management LLC ($207.70M), JPMorgan Chase & Co. ($197.29M), and Westfield Capital Management Co. LP ($179.11M).Learn more on Casella Waste Systems' institutional investors. What percentage of Casella Waste Systems' stock is owned by institutional investors? 99.51% of Casella Waste Systems' stock is owned by institutional investors. Learn more on CWST's institutional investor holdings. Which institutional investors have been buying Casella Waste Systems' stock? Of the 309 institutional investors that purchased Casella Waste Systems' stock in the last 24 months, the following investors and hedge funds have bought the highest volume of shares: Wasatch Advisors LP ($2.20M), Norges Bank ($1.19M), Ameriprise Financial Inc. ($843.94K), Wellington Management Group LLP ($826.60K), Alliancebernstein L.P. ($795.41K), Invesco Ltd. ($781.06K), and Brown Advisory Inc. ($750.95K). How much institutional buying is happening at Casella Waste Systems? Institutional investors have bought a total of 13,299,058 shares in the last 24 months. This purchase volume represents approximately $1.44B in transactions. Which of Casella Waste Systems' major shareholders have been selling company stock? Of the 170 institutional investors that sold Casella Waste Systems' stock in the last 24 months, the following investors and hedge funds have sold the highest volume of shares: Conestoga Capital Advisors LLC ($706.86K), Allspring Global Investments Holdings LLC ($699.75K), JPMorgan Chase & Co. ($480.26K), William Blair Investment Management LLC ($427.72K), Zimmer Partners LP ($403.65K), Brown Advisory Inc. ($369.38K), and Fred Alger Management LLC ($327.13K). How much institutional selling is happening at Casella Waste Systems? Institutional investors have sold a total of 7,508,940 shares in the last 24 months. This volume of shares sold represents approximately $820.51M in transactions. 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