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Casella Waste Systems (CWST) Institutional Ownership

Casella Waste Systems logo
$93.05 +0.20 (+0.22%)
Closing price 04:00 PM Eastern
Extended Trading
$93.06 +0.01 (+0.01%)
As of 05:30 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 Casella Waste Systems (NASDAQ:CWST)

Current
Institutional Ownership
Percentage
99.51%
Number of
Institutional Buyers
(last 12 months)
245
Total
Institutional Inflows
(last 12 months)
$1.51B
Number of
Institutional Sellers
(last 12 months)
138
Total
Institutional Outflows
(last 12 months)
$799.60M
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CWST Institutional Buying and Selling by Quarter

Casella Waste Systems Major Shareholders & Ownership History

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Reporting DateMajor Shareholder NameShares HeldMarket Value% of PortfolioQuarterly Change in SharesOwnership in CompanyDetails
8/19/2026 Wellington Management Group LLP1,292,101$125.30M0.0%+6.6%2.030%
8/18/2026 Public Employees Retirement System of Ohio370$36K0.0%N/A0.001%
8/13/2026 Ranger Investment Management L.P.330,460$32.05M2.0%N/A0.520%
8/10/2026 Comprehensive Financial Planning Inc. PA300$29K0.0%N/A0.000%
8/8/2026 Summit Creek Advisors LLC98,633$9.56M3.3%N/A0.155%
8/7/2026 Trust Co. of Vermont1,525$148K0.0%N/A0.002%
7/10/2026 Wasatch Advisors LP3,531,594$342.46M2.2%+36.8%5.552%
7/9/2026 First Bank & Trust2,079$202K0.0%N/A0.003%
7/9/2026 Revolve Wealth Partners LLC2,163$210K0.0%N/A0.003%
7/8/2026 Gradient Investments LLC26,652$2.58M0.0%+3.6%0.042%
7/8/2026 PensionDanmark Pensionsforsikringsaktieselskab11,970$1.16M0.0%+8.1%0.019%
7/8/2026 Assenagon Asset Management S.A.17,856$1.73M0.0%+387.1%0.028%
7/7/2026 GAMMA Investing LLC1,798$174K0.0%+33.8%0.003%
7/7/2026 Harbor Investment Advisory LLC518$50K0.0%N/A0.001%
7/7/2026 Moody National Bank Trust Division15,194$1.47M0.1%N/A0.024%
6/3/2026 NewEdge Advisors LLC4,656$369K0.0%-2.5%0.007%
5/27/2026 Alpine Woods Capital Investors LLC3,400$270K0.1%N/A0.005%
5/26/2026 Glenmede Trust Co. NA20,222$1.60M0.0%-17.2%0.032%
5/22/2026 Segall Bryant & Hamill LLC426,703$33.86M0.4%-2.2%0.671%
5/21/2026 Argent Capital Management LLC73,097$5.80M0.2%+1,054.4%0.115%
5/19/2026 Bank of America Corp DE438,906$34.82M0.0%-28.6%0.690%
5/19/2026 Edgestream Partners L.P.2,808$223K0.0%N/A0.004%
5/18/2026 Amundi4,720$374K0.0%N/A0.007%
5/18/2026California State Teachers Retirement System74,027$5.87M0.0%+26.2%0.116%
5/18/2026 Royal Bank of Canada96,947$7.69M0.0%-3.6%0.152%
5/18/2026 Ranger Investment Management L.P.341,689$27.11M2.0%-0.7%0.537%
5/18/2026 Rithm Capital Corp.8,250$655K1.0%N/A0.013%
5/18/2026 Empowered Funds LLC28,452$2.26M0.0%N/A0.045%
5/16/2026 The Manufacturers Life Insurance Company30,458$2.42M0.0%-5.6%0.048%
5/16/2026 Quantinno Capital Management LP6,426$510K0.0%-25.9%0.010%
5/16/2026 Lazard Asset Management LLC83,079$6.59M0.0%+8.0%0.131%
5/15/2026 London Co. of Virginia532,707$42.27M0.3%-2.6%0.837%
5/15/2026 Granahan Investment Management LLC250,262$19.86M1.0%-2.9%0.393%
5/14/2026 Caxton Associates LLP6,300$500K0.0%N/A0.010%
5/14/2026 Inceptionr LLC4,147$329K0.1%N/A0.007%
5/14/2026 Liberty One Investment Management LLC4,041$321K0.0%+110.5%0.006%
5/14/2026 Sei Investments Co.525,062$41.66M0.0%-5.9%0.825%
5/14/2026 State of Wyoming1,821$144K0.0%-21.7%0.003%
5/13/2026 Cetera Investment Advisers21,549$1.71M0.0%+9.3%0.034%
5/13/2026 First Trust Advisors LP48,429$3.84M0.0%+1,166.1%0.076%
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5/8/2026 PNC Financial Services Group Inc.7,143$567K0.0%-17.9%0.011%
5/7/2026 Dimensional Fund Advisors LP1,067,132$84.66M0.0%+3.0%1.680%
5/7/2026 KBC Group NV2,019$160K0.0%+21.0%0.003%
5/7/2026 Swiss National Bank123,600$9.81M0.0%+0.3%0.195%
5/7/2026 Roubaix Capital LLC62,772$4.98M2.3%N/A0.099%
5/6/2026 Jennison Associates LLC154,074$12.22M0.0%-23.1%0.243%
5/6/2026 California Public Employees Retirement System120,248$9.54M0.0%-23.6%0.189%
5/6/2026 Future Fund LLC19,437$1.54M0.5%+27.2%0.031%
5/6/2026 Allspring Global Investments Holdings LLC721,890$58.86M0.1%+3.2%1.137%
5/5/2026 Bank of New York Mellon Corp396,195$31.43M0.0%-2.9%0.624%
5/5/2026 Illinois Municipal Retirement Fund33,502$2.66M0.0%N/A0.053%
5/5/2026 Sanctuary Advisors LLC4,275$339K0.0%+17.7%0.007%
5/4/2026 Principal Financial Group Inc.305,665$24.25M0.0%+2.3%0.481%
5/4/2026 J. Safra Sarasin Holding AG74,219$5.87M0.1%+30.3%0.117%
5/4/2026 Teachers Retirement System of The State of Kentucky15,500$1.23M0.0%-32.1%0.024%
5/1/2026 Fifth Third Bancorp387,531$30.75M0.1%+5,715.3%0.610%
5/1/2026 Kornitzer Capital Management Inc. KS44,115$3.50M0.1%+1.8%0.069%
4/30/2026 Granite Investment Partners LLC163,583$12.98M0.8%-5.2%0.258%
4/28/2026 Hardy Reed LLC3,200$254K0.0%+16.3%0.005%
4/28/2026 Praxis Investment Management Inc.2,953$234K0.0%N/A0.005%
4/27/2026 New York State Teachers Retirement System11,556$917K0.0%-15.0%0.018%
4/27/2026 Private Advisor Group LLC30,876$2.45M0.0%+443.3%0.049%
4/27/2026 Y Intercept Hong Kong Ltd46,878$3.72M0.1%N/A0.074%
4/27/2026 Leonteq Securities AG461$37K0.0%-36.3%0.001%
4/25/2026 Strs Ohio5,200$413K0.0%-11.9%0.008%
4/25/2026 Boston Trust Walden Corp384,785$30.53M0.3%+23.5%0.606%
4/25/2026 Keybank National Association OH8,426$669K0.0%-7.7%0.013%
4/24/2026 Conestoga Capital Advisors LLC2,804,475$222.51M4.4%+1.0%4.416%
4/24/2026 MQS Management LLC3,306$262K0.2%N/A0.005%
4/23/2026 AMI Asset Management Corp7,596$603K0.0%-2.5%0.012%
4/22/2026 Patriot Financial Group Insurance Agency LLC5,746$456K0.0%+100.3%0.009%
4/22/2026 Skylands Capital LLC8,375$664K0.1%+2,945.5%0.013%
4/22/2026 Pictet Asset Management Holding SA924,375$73.34M0.1%-6.7%1.455%
4/22/2026 Sterling Capital Management LLC16,671$1.32M0.0%-44.8%0.026%
4/21/2026 Wasatch Advisors LP2,582,220$204.87M1.4%-31.4%4.066%
4/21/2026 Louisiana State Employees Retirement System27,700$2.20M0.0%N/A0.044%
4/20/2026 Hilton Head Capital Partners LLC468$37K0.0%+86.5%0.001%
4/20/2026 Assenagon Asset Management S.A.3,666$291K0.0%-12.3%0.006%
4/18/2026 Riverbridge Partners LLC173,205$13.74M0.3%N/A0.273%
4/16/2026 SG Americas Securities LLC30,079$2.39M0.0%+23.9%0.047%
4/16/2026 Sheets Smith Wealth Management7,220$573K0.1%+44.5%0.011%
3/17/2026 Rockefeller Capital Management L.P.188,331$18.45M0.0%+11.2%0.297%
3/9/2026 Corient Private Wealth LLC9,732$959K0.0%-37.4%0.015%
3/4/2026 SHP Wealth Management438$43K0.0%N/A0.001%
2/25/2026 MidFirst Bank2,190$214K0.0%N/A0.003%
2/19/2026 T. Rowe Price Investment Management Inc.1,707,723$167.26M0.1%+0.0%2.690%
2/19/2026 Invesco Ltd.2,703,855$264.82M0.0%+12.5%4.259%
2/19/2026 Corient Private Wealth LLC9,683$954K0.0%-37.8%0.015%
2/18/2026 Mercer Global Advisors Inc. ADV5,195$509K0.0%+45.2%0.008%
2/18/2026 State of Tennessee Department of Treasury13,830$1.40M0.0%N/A0.022%
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2/18/2026 NewEdge Advisors LLC4,774$468K0.0%-6.4%0.008%
2/18/2026 Yaupon Capital Management LP192,855$18.89M0.7%N/A0.304%
2/18/2026 Zimmer Partners LP15,194$1.49M0.0%-95.9%0.024%
2/18/2026 VARCOV Co.3,718$364K0.1%N/A0.006%
2/18/2026 Wellington Management Group LLP1,307,249$128.03M0.0%-6.0%2.059%
2/18/2026 SummitTX Capital L.P.28,830$2.82M0.1%N/A0.045%
2/18/2026 Silvercrest Asset Management Group LLC1,348,555$132.08M0.9%+8.6%2.124%
2/18/2026 Polymer Capital Management US LLC15,831$1.55M0.2%N/A0.025%
2/18/2026 Osterweis Capital Management Inc.160,735$15.74M0.7%+30.5%0.253%
2/18/2026 Aristotle Capital Boston LLC172,046$16.85M0.9%-9.6%0.271%


CWST Institutional Ownership - Frequently Asked Questions

During the previous two years, 424 institutional investors and hedge funds held shares of Casella Waste Systems. The most heavily invested institutionals were Vanguard Group Inc. ($643.95M), Wasatch Advisors LP ($342.46M), Invesco Ltd. ($264.82M), Capital Research Global Investors ($243.68M), State Street Corp ($225.93M), Conestoga Capital Advisors LLC ($222.51M), and Capital International Investors ($195.72M).Learn more on Casella Waste Systems' institutional investors.

99.51% of Casella Waste Systems' stock is owned by institutional investors. Learn more on CWST's institutional investor holdings.

Of the 359 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 ($2.57M), Norges Bank ($1.30M), Invesco Ltd. ($1.08M), Wellington Management Group LLP ($1.08M), Capital Research Global Investors ($1.04M), Pictet Asset Management Holding SA ($983.03K), and State Street Corp ($947.11K).

Institutional investors have bought a total of 15,819,899 shares in the last 24 months. This purchase volume represents approximately $1.51B in transactions.

Of the 138 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: T. Rowe Price Investment Management Inc. ($1.44M), Wasatch Advisors LP ($1.18M), Alliancebernstein L.P. ($795.61K), Zimmer Partners LP ($354.81K), William Blair Investment Management LLC ($341.66K), Bessemer Group Inc. ($267.65K), and Franklin Resources Inc. ($267.33K).

Institutional investors have sold a total of 8,565,657 shares in the last 24 months. This volume of shares sold represents approximately $799.60M in transactions.


Related Companies

Institutional ownership data for NASDAQ:CWST is compiled from quarterly 13F filings submitted to the U.S. Securities and Exchange Commission (SEC), with the most recent received on 8/19/2026. New 13F filings are added each quarter as they're published.
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