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Casella Waste Systems, Inc. (CWST)

Casella Waste Systems, Inc. at a glance — key fundamentals, SEC filings, insider buying and selling, and earnings dates.

Casella Waste Systems, Inc. (CWST) is a Waste Management company based in US with a market capitalization of $5.2B. Revenue grew 17.9% year-over-year and the company generated $84.7M in free cash flow. This page tracks CWST's SEC filings, insider buying and selling, earnings dates, and key fundamentals in one place.

US · 5.1K employees · IPO Oct 29, 1997

Valuation

Valuation & price

$85.18 · as of May 17, 2026 · -24.8% vs 52w high

687.9

P/E ratio

Latest-FY diluted EPS

3.32

P/B ratio

Market cap ÷ book equity

—

Dividend yield

Price — last 12 months

$113$94.13$74.97Jul 25Dec 25Jul 26Jul 7, 25$113.30Jul 9, 25$112.92Jul 11, 25$110.59Jul 15, 25$110.05Jul 17, 25$109.56Jul 21, 25$107.28Jul 23, 25$107.88Jul 25, 25$108.97Jul 29, 25$111.16Jul 31, 25$108.73Aug 4, 25$102.54Aug 6, 25$99.62Aug 11, 25$99.95Aug 13, 25$99.51Aug 15, 25$99.34Aug 19, 25$99.35Aug 21, 25$101.62Aug 25, 25$98.85Aug 27, 25$100.16Aug 29, 25$98.56Sep 3, 25$95.59Sep 5, 25$94.69Sep 9, 25$92.77Sep 11, 25$92.73Sep 16, 25$88.80Sep 18, 25$88.46Sep 22, 25$88.92Sep 24, 25$90.74Sep 26, 25$89.58Sep 30, 25$94.88Oct 2, 25$90.60Oct 6, 25$92.91Oct 8, 25$91.69Oct 10, 25$89.63Oct 14, 25$89.89Oct 16, 25$85.94Oct 21, 25$87.22Oct 23, 25$90.83Oct 27, 25$88.85Oct 29, 25$84.17Oct 31, 25$88.57Nov 4, 25$89.95Nov 6, 25$88.31Nov 10, 25$87.86Nov 12, 25$87.40Nov 14, 25$89.20Nov 18, 25$91.21Nov 20, 25$93.02Nov 25, 25$96.91Nov 28, 25$96.39Dec 2, 25$95.60Dec 4, 25$94.71Dec 8, 25$99.22Dec 10, 25$97.80Dec 12, 25$99.05Dec 16, 25$99.83Dec 18, 25$100.59Dec 22, 25$99.65Dec 24, 25$100.82Dec 29, 25$101.66Jan 2, 26$98.65Jan 6, 26$103.30Jan 8, 26$99.69Jan 12, 26$99.95Jan 14, 26$101.85Jan 16, 26$106.15Jan 21, 26$105.73Jan 23, 26$105.81Jan 27, 26$105.82Jan 29, 26$103.30Feb 2, 26$102.39Feb 4, 26$103.81Feb 9, 26$103.67Feb 11, 26$107.34Feb 13, 26$103.72Feb 18, 26$102.34Feb 20, 26$95.46Feb 24, 26$91.87Feb 26, 26$92.13Mar 2, 26$91.92Mar 4, 26$93.55Mar 6, 26$94.03Mar 10, 26$89.17Mar 12, 26$90.68Mar 17, 26$88.44Mar 19, 26$84.26Mar 23, 26$78.01Mar 25, 26$76.43Mar 27, 26$74.97Mar 31, 26$79.34Apr 2, 26$87.18Apr 7, 26$85.83Apr 9, 26$86.77Apr 13, 26$84.89Apr 15, 26$81.54Apr 17, 26$81.22Apr 22, 26$80.84Apr 24, 26$80.19Apr 28, 26$77.75Apr 30, 26$79.25May 4, 26$86.40May 6, 26$84.58May 8, 26$85.44May 12, 26$84.88May 14, 26$86.31May 18, 26$88.10May 20, 26$87.41May 22, 26$87.41May 28, 26$84.22Jun 1, 26$85.09Jun 3, 26$84.02Jun 5, 26$85.90Jun 9, 26$87.81Jun 11, 26$89.76Jun 15, 26$88.10Jun 17, 26$86.10Jun 22, 26$84.58Jun 24, 26$91.24Jun 26, 26$94.35Jul 2, 26$97.49
$74.9752-week range$113.30
Loading valuation history…

Fundamentals

Key fundamentals

$5.2B

Market cap

17.9%

Revenue growth (YoY)

17.1%

Gross margin

$84.7M

Free cash flow (USD)

$1.1B

Net debt

6.5%

Share dilution

2/5

Graham criteria passed

Defensive-investor screen

Industrials

Sector

Trajectory

Long-term trends

Revenue by year

2016 → 2025

FY 2016$565.0MFY 2017$599.3MFY 2018$660.7MFY 2019$743.3MFY 2020$774.6MFY 2021$889.2MFY 2022$1.1BFY 2023$1.3BFY 2024$1.6BFY 2025$1.8B
$565M$1.8B

Free cash flow by year

2016 → 2025

FY 2016$18.9MFY 2017$35.4MFY 2018$40.2MFY 2019$13.7MFY 2020$31.8MFY 2021$59.4MFY 2022$86.4MFY 2023$78.2MFY 2024$78.1MFY 2025$84.7M
$18.9M$84.7M

Gross margin by year

2021 → 2025

FY 202122.9%FY 202221.7%FY 202320.7%FY 202418.9%FY 202517.1%
22.9%17.1%

Value screen

Graham defensive-investor tests

Computing the scorecard — refreshing any stale inputs…

0

Insider buys · 90 days

2

Insider sells · 90 days

Earnings

Last report: 10-Q filed May 1, 2026

Next expected: not yet scheduled

On the tape

Recent SEC & insider activity

  • 8-K eventExecutive AppointmentJul 1, 2026Filing
  • 8-K eventAnnual Meeting ResultsJun 8, 2026Filing
  • 8-K eventBond RemarketingJun 1, 2026Filing
  • Insider sellInsider Sell $202KBURKE MICHAEL K · Director · $201.8KMay 27, 2026Filing
  • 8-K eventBond RemarketingMay 27, 2026Filing
  • Insider sellInsider Sell $1.1MColetta Edmond · PRESIDENT & CEO · $1.1MMay 22, 2026Filing
  • 8-K eventBond RemarketingMay 11, 2026Filing
  • Quarterly report10-Q FiledMay 1, 2026Filing
  • 8-K eventEarnings ReleaseApr 30, 2026Filing
  • 8-K eventMaster Lease AgreementApr 22, 2026Filing

Questions

Frequently asked questions

What is Casella Waste Systems, Inc.'s market cap?

Casella Waste Systems, Inc. (CWST) has a market capitalization of $5.2B.

What is CWST's P/E ratio?

CWST trades at a price-to-earnings ratio of 687.9, based on its latest fiscal-year diluted earnings per share and the most recent cached price.

What is CWST's price-to-book (P/B) ratio?

CWST trades at 3.32 times book value per share.

Are insiders buying CWST stock?

SEC Form 4 filings show no open-market insider buys at Casella Waste Systems, Inc. in the last 90 days (2 sells).

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Timeline

Every filing, insider trade & earnings on a price-anchored timeline

Filing Analyzer

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News

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Data: SEC EDGAR filings and cached fundamental data; prices and ratios use the most recent cached quote and statements (may lag by up to a day). Educational and research purposes only. Not investment advice.