Casella Waste Systems, Inc.

NasdaqGS:CWST Stock Report

Market Cap: US$5.9b

Casella Waste Systems Ownership

Who are the major shareholders and have insiders been buying or selling?

Recent Insider Transactions

NasdaqGS:CWST Recent Insider Transactions by Companies or Individuals
DateValueNameEntityRoleSharesMax Price
14 Aug 26SellUS$1,502,391Douglas CasellaIndividual16,500US$91.12
26 May 26SellUS$201,826Michael BurkeIndividual2,305US$87.56
19 May 26SellUS$1,119,523Edmond ColettaIndividual12,500US$90.07
16 Mar 26SellUS$35,531Bradford HelgesonIndividual405US$87.73
16 Mar 26SellUS$239,799John CasellaIndividual2,707US$90.06
16 Mar 26SellUS$43,331Shelley SaywardIndividual491US$89.71
16 Mar 26SellUS$120,611Edmond ColettaIndividual1,365US$89.80
16 Mar 26SellUS$25,998Sean StevesIndividual294US$89.71
16 Mar 26SellUS$12,381Kevin DrohanIndividual140US$89.52
27 Feb 26SellUS$62,512Kevin DrohanIndividual675US$92.61
27 Feb 26SellUS$626,191John CasellaIndividual6,726US$93.10
27 Feb 26SellUS$357,184Edmond ColettaIndividual3,812US$93.70
27 Feb 26SellUS$147,820Shelley SaywardIndividual1,591US$92.91
27 Feb 26SellUS$111,375Sean StevesIndividual1,199US$92.89
08 Dec 25SellUS$700,490Edmond ColettaIndividual7,000US$100.07
07 Nov 25SellUS$22,964Bradford HelgesonIndividual262US$87.65
04 Nov 25SellUS$99,748Emily Nagle GreenIndividual1,116US$89.38

Insider Trading Volume

Insider Buying: CWST insiders have only sold shares in the past 3 months.

Ownership Breakdown

What is the ownership structure of CWST?
Owner TypeNumber of SharesOwnership Percentage
State or Government15,1830.0195%
Individual Insiders1,378,4591.77%
Institutions76,332,01398.2%

Dilution of Shares: Shareholders have not been meaningfully diluted in the past year.

Top Shareholders

Top 25 shareholders own 78.73% of the company
OwnershipNameSharesCurrent ValueChange %Portfolio %
14.8%
BlackRock, Inc.
9,390,112US$874.8m3.79%0.01%
6.42%
Capital Research and Management Company
4,083,045US$380.4m-13.5%0.01%
5.55%
Wasatch Advisors LP
3,531,594US$329.0m36.8%1.08%
5.42%
Vanguard Portfolio Management, LLC
3,448,748US$321.3m2.85%0.01%
5.14%
Vanguard Capital Management, LLC
3,272,993US$304.9m1.17%no data
3.96%
State Street Investment Management
2,520,170US$234.8m5.48%0.01%
3.67%
Conestoga Capital Advisors, LLC
2,336,156US$217.6m-16.7%4.6%
3.13%
T. Rowe Price Group, Inc.
1,991,653US$185.5m-3.47%0.01%
2.59%
Geode Capital Management, LLC
1,647,147US$153.4m6.05%0.01%
2.43%
Invesco Ltd.
1,544,633US$143.9m-41%0.03%
2.32%
JP Morgan Asset Management
1,477,611US$137.7m15.2%0.01%
2.25%
Neuberger Berman Investment Advisers LLC
1,434,463US$133.6m50.4%0.08%
2.2%
EARNEST Partners, LLC
1,399,698US$130.4m23.5%0.43%
1.97%
Silvercrest Asset Management Group LLC
1,252,042US$116.6m-7.16%0.7%
1.92%
ClearBridge Investments, LLC
1,219,835US$113.6m6.84%0.08%
1.9%
Wellington Management Group LLP
1,211,802US$112.9m-7.3%0.02%
1.86%
Dimensional Fund Advisors LP
1,184,196US$110.3m11%0.01%
1.78%
UBS Asset Management AG
1,131,924US$105.4m-7.63%0.01%
1.65%
Pictet Asset Management Limited
1,052,330US$98.0m13.8%0.06%
1.43%
Nationwide Fund Advisors
911,153US$84.9m-21.7%0.38%
1.36%
American Century Investment Management Inc
862,452US$80.3m1,420%0.03%
1.31%
Nomura Investment Management Business Trust
835,425US$77.8m-11.4%0.09%
1.28%
Westfield Capital Management Company, L.P.
812,525US$75.7m-1.21%0.24%
1.23%
Columbia Management Investment Advisers, LLC
780,338US$72.7m2.13%0.01%
1.21%
Northern Trust Global Investments
771,245US$71.8m8.36%0.01%

Company Analysis and Financial Data Status

DataLast Updated (UTC time)
Company Analysis2026/08/21 03:26
End of Day Share Price 2026/08/20 00:00
Earnings2026/06/30
Annual Earnings2025/12/31

Data Sources

The data used in our company analysis is from S&P Global Market Intelligence LLC. The following data is used in our analysis model to generate this report. Data is normalised which can introduce a delay from the source being available.

PackageDataTimeframeExample US Source *
Company Financials10 years
  • Income statement
  • Cash flow statement
  • Balance sheet
Analyst Consensus Estimates+3 years
  • Forecast financials
  • Analyst price targets
Market Prices30 years
  • Stock prices
  • Dividends, Splits and Actions
Ownership10 years
  • Top shareholders
  • Insider trading
Management10 years
  • Leadership team
  • Board of directors
Key Developments10 years
  • Company announcements

* Example for US securities, for non-US equivalent regulatory forms and sources are used.

Unless specified all financial data is based on a yearly period but updated quarterly. This is known as Trailing Twelve Month (TTM) or Last Twelve Month (LTM) Data. Learn more.

Analysis Model and Snowflake

Details of the analysis model used to generate this report is available on our Github page, we also have guides on how to use our reports and tutorials on Youtube.

Learn about the world class team who designed and built the Simply Wall St analysis model.

Industry and Sector Metrics

Our industry and section metrics are calculated every 6 hours by Simply Wall St, details of our process are available on Github.

Analyst Sources

Casella Waste Systems, Inc. is covered by 20 analysts. 10 of those analysts submitted the estimates of revenue or earnings used as inputs to our report. Analysts submissions are updated throughout the day.

AnalystInstitution
William GrippinBarclays
Samuel EnglandBerenberg
Michael FenigerBofA Global Research