Casella Waste Systems

CWSTNASDAQUSD

THESIS ALERT

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$98.53
+$5.53 (+5.95%)Today 1M +11.01%
After hours$97.55−0.99%

Updated Nov 11, 4:00 PM ET · Regular session · May be delayed

Source valuation snapshot. Not a live recalculation.
Latest filed annual earnings; price snapshot date unavailable. Not forward P/E.
Diluted earnings per share from the latest filed annual.
$93.00
Prior regular-session close from the quote source.
$91.77–$98.68
Regular-session low and high so far today.
1.1M
Regular-session shares traded · Nov 11, 4:00 PM ET.
Feb 18 projected
Projected for 2027-02-18 from the company’s own results filings (SEC 8-K Item 2.02). The company has not confirmed the date.
$74.05–$107.96
52-week trading low and high returned by the quote source.

Understand the Business

Why the Stock Moved

Period-matched expectations history is not yet available. Current metrics are not a substitute for a historical explanation.

The core investment thesis

Own CWST if its regional waste platform and acquisition pipeline convert essential local demand into route density and cash, but the stock hinges on proving recent growth is not low-margin purchased scale.

CWST price history

Latest price$98.53Today+$5.53 (+5.95%)
CWST +15.21%S&P 500 -2.42%Since first plotted close
4 hours

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Investment thesis

What must happen next

5 MATERIAL PROPOSITIONS
  • Casella’s recurring customer need for collection, disposal, transfer, recycling and organics services should keep newly acquired and existing local routes converting into revenue as long as the company retains route density and customer relationships.StrengtheningMateriality: High

    Annual GAAP revenue increased from $889.2 million in FY2021 to $1.837 billion in FY2025. If route density holds, growth can be recurring and locally defensible; if municipal and commercial accounts migrate to competitors, Casella loses the scale economics behind the roll-up.

    Watch: Waste Management, Republic Services, or strong local haulers win municipal franchise rebids or large commercial accounts in Casella’s newer markets.

    Supporting sources

    Source notes are factual paraphrases; read the original disclosures below.

    Annual GAAP revenue increased from $889.2 million in FY2021 to $1.837 billion in FY2025.

    Open source ↗
  • The breadth of Casella’s waste platform across collection, disposal, transfer, recycling and organics should preserve gross profitability if the company can pass through labor, fuel, disposal and recycling-cost volatility to customers.StrengtheningMateriality: High

    Estimated annual GAAP gross profit rose from $306.8 million in FY2021 to $620.2 million in FY2025. Gross profit resilience is the first test that Casella has local pricing power rather than commodity hauling exposure.

    Watch: Fuel, wage, insurance, landfill, or equipment costs rise faster than Casella’s contract escalators or pricing actions.

    Supporting sources

    Source notes are factual paraphrases; read the original disclosures below.

    Estimated annual GAAP gross profit rose from $306.8 million in FY2021 to $620.2 million in FY2025.

    Open source ↗
  • The acquisition strategy only creates durable value if Casella integrates new markets into efficient routes and shared infrastructure so that gross profit flows through to GAAP operating income.WeakeningMateriality: Medium

    Annual GAAP revenue and estimated gross profit both increased materially from FY2022 to FY2025. This is the difference between value-creating consolidation and buying scale that shareholders do not economically own.

    Watch: Acquired operations remain fragmented, with duplicate facilities, dispatch systems, management layers, or suboptimal route density.

    Supporting sources

    Source notes are factual paraphrases; read the original disclosures below.

    Annual GAAP revenue and estimated gross profit both increased materially from FY2022 to FY2025.

    Open source ↗
  • Casella’s essential-service revenue base should fund operations and part of its acquisition program with internally generated cash, limiting dependence on external financing if collections and working capital remain healthy.StrengtheningMateriality: Medium

    Annual GAAP operating cash flow increased from $217.3 million in FY2022 to $329.8 million in FY2025. Strong operating cash flow gives Casella strategic flexibility; weak cash conversion would make the roll-up more reliant on debt or equity issuance.

    Watch: Municipal or commercial receivables collection weakens, tying up cash before revenue growth slows.

    Supporting sources

    Source notes are factual paraphrases; read the original disclosures below.

    Annual GAAP operating cash flow increased from $217.3 million in FY2022 to $329.8 million in FY2025.

    Open source ↗
  • For shareholders, acquisition-led growth must eventually overcome financing costs, depreciation, amortization, integration expense, and any dilution so that per-share earnings recover rather than simply expanding the asset base.WeakeningMateriality: Medium

    Annual GAAP diluted EPS was positive in FY2025 at $0.12. Owners are paid on per-share value creation, not just company size; persistent EPS erosion would undermine the investment case even if revenue keeps rising.

    Watch: Debt-funded acquisitions carry interest costs that absorb operating gains before they reach common shareholders.

    Supporting sources

    Source notes are factual paraphrases; read the original disclosures below.

    Annual GAAP diluted EPS was positive in FY2025 at $0.12.

    Open source ↗
Full investment case & evidence

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Original research

Casella’s recurring customer need for collection, disposal, transfer, recycling and organics services should keep newly acquired and existing local routes converting into revenue as long as the company retains route density and customer relationships. If route density holds, growth can be recurring and locally defensible; if municipal and commercial accounts migrate to competitors, Casella loses the scale economics behind the roll-up.

The breadth of Casella’s waste platform across collection, disposal, transfer, recycling and organics should preserve gross profitability if the company can pass through labor, fuel, disposal and recycling-cost volatility to customers. Gross profit resilience is the first test that Casella has local pricing power rather than commodity hauling exposure.

The acquisition strategy only creates durable value if Casella integrates new markets into efficient routes and shared infrastructure so that gross profit flows through to GAAP operating income. This is the difference between value-creating consolidation and buying scale that shareholders do not economically own.

Casella’s essential-service revenue base should fund operations and part of its acquisition program with internally generated cash, limiting dependence on external financing if collections and working capital remain healthy. Strong operating cash flow gives Casella strategic flexibility; weak cash conversion would make the roll-up more reliant on debt or equity issuance.

For shareholders, acquisition-led growth must eventually overcome financing costs, depreciation, amortization, integration expense, and any dilution so that per-share earnings recover rather than simply expanding the asset base. Owners are paid on per-share value creation, not just company size; persistent EPS erosion would undermine the investment case even if revenue keeps rising.

All standing thesis claims
Original report summary

its regional waste platform and acquisition pipeline convert essential local demand into route density and cash, but the stock hinges on proving recent growth is not low-margin purchased scale.

Evidence assessed Oct 20, 2026. Expand each conclusion for its evidence and what would change it. Thesis evidence—not a buy or sell recommendation.

Bull case and bear case

Bull case and bear case for Casella Waste Systems

Where the evidence on Casella Waste Systems disagrees: Mixed on the latest evidence (Oct 20, 2026). Of its 5 thesis points, 3 strengthening and 2 weakening.

Bull case: what the evidence supports

  • Casella’s recurring customer need for collection, disposal, transfer, recycling and organics services should keep newly acquired and existing local routes converting into revenue as long as the company retains route density and customer relationships.

    sec.gov ↗

  • The breadth of Casella’s waste platform across collection, disposal, transfer, recycling and organics should preserve gross profitability if the company can pass through labor, fuel, disposal and recycling-cost volatility to customers.

    sec.gov ↗

  • Casella’s essential-service revenue base should fund operations and part of its acquisition program with internally generated cash, limiting dependence on external financing if collections and working capital remain healthy.

    sec.gov ↗

Bear case: what the evidence questions

  • The acquisition strategy only creates durable value if Casella integrates new markets into efficient routes and shared infrastructure so that gross profit flows through to GAAP operating income.

    sec.gov ↗

  • For shareholders, acquisition-led growth must eventually overcome financing costs, depreciation, amortization, integration expense, and any dilution so that per-share earnings recover rather than simply expanding the asset base.

    sec.gov ↗

Thesis-Break Engine

What has broken in Casella Waste Systems’s thesis

Each break OptimistFi flagged on Casella Waste Systems, dated — with what has historically followed the same kind of break across the market, not a forecast for Casella Waste Systems.

peers+14%-15%-1%12 mo agonow+6 mo
Daily price, then where similar breaks led across the market: the typical -1% path vs comparable companies over six months, inside the middle-half range (+14% to -15%). A base rate, not a forecast.
  • Analyst downgradecondition set before this filing

    Across all companies, this kind of break has happened 12,641 times before. Those stocks trailed comparable companies by a median of 1% over the next six months, and 33% of them trailed it by 10 points or more.

How the Thesis-Break Engine works →Historical outcomes are measured against comparable companies after past breaks of the same kind, across all companies. Not a prediction.

MARKET + FINANCIAL SNAPSHOT

The numbers behind the thesis

Sourced from filings and market data

What Changed

  1. Mixed
    Regulation FD disclosure.

    Casella Waste Systems filed an SEC 8-K on 2026-10-01: Regulation FD disclosure. It is a dated development that tests the current thesis.

  2. Mixed
    Reported results of operations (earnings release).

    Casella Waste Systems filed an SEC 8-K on 2026-08-06: Reported results of operations (earnings release). It is a dated development that tests the current thesis.

  3. Mixed
    Director or principal officer change.

    Casella Waste Systems filed an SEC 8-K on 2026-07-01: Director or principal officer change. It is a dated development that tests the current thesis.

Risks / falsifiers

What could break the thesis

  • Waste Management, Republic Services, or strong local haulers win municipal franchise rebids or large commercial accounts in Casella’s newer markets.
  • Fuel, wage, insurance, landfill, or equipment costs rise faster than Casella’s contract escalators or pricing actions.
  • Acquired operations remain fragmented, with duplicate facilities, dispatch systems, management layers, or suboptimal route density.
  • Municipal or commercial receivables collection weakens, tying up cash before revenue growth slows.
  • Debt-funded acquisitions carry interest costs that absorb operating gains before they reach common shareholders.

CWST news

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Financial statements

CWST income statement

Annual filed results · USD · Oldest to newest. Margins are calculated from the reported figures.

CWST: quick answers

When does Casella Waste Systems (CWST) report earnings next?
Casella Waste Systems's next results are projected for February 18, 2027, from the dates of its own results filings with the SEC. The company has not confirmed the date. It last reported on November 9, 2026. Earnings calendar
What is CWST's short interest?
As of October 30, 2026, 4.7M CWST shares were sold short, 7.58% of its shares outstanding, down 7.1% from the count before. At the stock's average daily volume that is 6.7 days to cover. FINRA publishes the count twice a month. CWST short interest history
Have members of Congress traded CWST?
Reports made public in the last 90 days disclose 1 trade in CWST by 1 filer: 0 purchases and 1 sale. They are filed under the STOCK Act by members of Congress, the President and senior officials. Every disclosed CWST trade
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