Orin
CWSTNasdaq·Waste Management

Casella Waste Systems, Inc. CWST

Market cap $5.2BP/E 899.5× trailingGross margin 25.4%Reports Wed 4 Nov, after the close
$83.16
−0.67 (−0.80%)live 11:25 ET
52-wk $74.05 – $107.96
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Orin's take
0.62conviction · moderate
Refreshed 26 Aug · take v4. A new filing or a print queues the next refresh.

Casella Waste Systems remains a hold following a Q2 2026 earnings beat ($0.40 vs. $0.27 consensus, up from $0.36 prior year) and a 16.9% revenue growth print that prompted a raised full-year revenue outlook, but the fundamental tension is unchanged: revenue grew from $889M in 2021 to $1.84B in 2025 while diluted EPS collapsed from $0.80 to $0.12, gross margin compressed from 22.85% to 17.06%, and total debt nearly doubled to $1.24B. At a P/E of 1002x and a P/S 67.5% above the peer median, the stock embeds a margin recovery that management only reaffirmed—not raised—on adjusted EBITDA and cash-flow guidance.

Insider net selling of $20.2M over 24 months, including Douglas Casella's August 2026 sales, and a smart money score near zero (0.0214 as of Q2 2026) temper enthusiasm despite the constructive technical setup (price above both 50-day and 200-day moving averages).

What could go wrong

  • Margin compression persists. Gross margin has declined every year from 22.85% in 2021 to 17.06% in 2025, and operating margin fell from 9.49% to 4.86% over the same period; if acquisitions continue diluting profitability, the valuation has no earnings support.
  • Leverage and capex burden. Total debt rose from $616M in 2021 to $1.24B in 2025 while capex grew from $123M to $245M, squeezing FCF margin from 6.68% to 4.61%; rising rates or integration costs could further pressure free cash flow.
  • Extreme valuation. At a P/E of 1002x and EV/EBITDA of 17.58 (56.5% above peer median), any disappointment in the pace of margin recovery could trigger a sharp de-rating.
  • Insider selling signal. Net insider dispositions of $20.2M over 24 months with 96 sales vs. 49 acquisitions, including the Vice Chairman's August 2026 sales near $91/share, suggest limited insider confidence at current levels.

What would change my mind

Margin inflection confirmed. Gross margin expands sequentially for two consecutive quarters and operating margin moves above 5% on a trailing basisbullish
Adjusted EBITDA guidance raised. Management raises full-year adjusted EBITDA guidance alongside revenue, not just reaffirms itbullish
Debt-to-equity deterioration. Total debt exceeds $1.3B or debt-to-equity ratio rises above 0.85 without corresponding EBITDA growthbearish
Revenue growth deceleration. Quarterly revenue growth falls below 10% YoY, indicating acquisition-driven growth is slowing without organic momentumbearish

Where this comes from: Zacks via news snippet, 2026-08-06 · MarketBeat via news snippet, 2026-08-07 · FMP annual fundamentals, fiscal years 2021–2025 · derived_metrics, fiscal years 2021–2025. Orin's read on CWST; not advice.

Twelve months actual closes to 2026-09-24 · actual filings

Sept 25Nov 25Jan 26Mar 26May 26Jul 26

50-day average 200-day average · volume below

Largest holders · 13F Q2 2026

Money flow
FilerPositionOf fund
Vanguard Portfolio Management$334.4M0.0% of fund
Vanguard Capital Management$273.7M0.0% of fund
State Street$244.4M0.0% of fund
Capital Research Global Investors$196.7M0.0% of fund
Geode Capital Management$159.8M0.0% of fund
Jpmorgan Chase &$145.9M0.0% of fund

63 filers · quarter ended Q2 2026 · positions, not flows

Insiders, last 24 months: 146 Form 4 filings, net −$20.2M. Of the 50 on hand, 0 were open-market purchases and 24 sales— the rest are grants, option exercises and tax withholding.

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Where it trades

· Industrials
MetricNowOwn medianSector
EV/EBITDA16.1×——
P/S2.68×——
P/B3.4×——
What the price assumes

23.2%

free-cash-flow growth every year for 10 years, discounted at 10%, is what today’s price implies — starting from $0.1B of trailing free cash flow. It is an assumption the market is making, not a forecast Orin is making.

What Wall Street published

19 firms · 2026-09-24
Consensus target

$113

$104 – $122 · +36% against today's price

How they rate it
  • 11 buy or overweight
  • 8 hold
  • 0 underweight or sell

The analysts’ consensus and their own ratings, not Orin’s. A target is a twelve-month opinion published by the firm that wrote it.

Against the companies it is compared to

median P/E 18.4× of 5 peers
CompanyMarket capP/EEV/EBITDAGrossNetROE
CWSTCasella Waste Systems, Inc.$5B—16.1×25.4%0.3%0%
GATXGATX Corporation$7B18.0×17.4×46.2%17.9%13%
GTESGates Industrial Corporation plc$7B18.4×11.3×40.5%10.4%11%
KBRKBR, Inc.$4B10.5×8.2×14.5%5.5%27%
SITESiteOne Landscape Supply, Inc.$4B25.2×10.3×35.1%3.4%10%
TKRThe Timken Company$8B31.6×15.2×28.7%5.4%8%

The median is of the 5 peers listed above and nothing else — check it against the column. The peer set is the vendor’s, so a company can appear here that a person would not have chosen.

What it has traded at

P/E by fiscal year
FY18 189.9×FY24 460.0×

What its sector has traded at

Industrials
FY14 173.5×FY26 32.6×

Two scales, drawn separately on purpose: a sector median and one company’s multiple are not the same number and putting them on one axis invites a comparison neither series supports.

Every estimate on one scale

price $83.16
52-week range$74 – $108
Analyst targets$104 – $122
At sector P/E (45×)$4

The vertical rule is the current price. Ranges and point estimates are the backend’s, published as they were calculated; an arrow means the estimate sits beyond this scale, and its number is on the right.