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Side-by-side financial comparison of CASELLA WASTE SYSTEMS INC (CWST) and Trinseo PLC (TSE). Click either name above to swap in a different company.

Trinseo PLC is the larger business by last-quarter revenue ($662.6M vs $557.2M, roughly 1.2× CASELLA WASTE SYSTEMS INC). CASELLA WASTE SYSTEMS INC runs the higher net margin — -1.0% vs -37.9%, a 36.9% gap on every dollar of revenue. On growth, CASELLA WASTE SYSTEMS INC posted the faster year-over-year revenue change (9.6% vs -19.3%). CASELLA WASTE SYSTEMS INC produced more free cash flow last quarter ($30.7M vs $6.6M). Over the past eight quarters, CASELLA WASTE SYSTEMS INC's revenue compounded faster (21.5% CAGR vs -14.4%).

Casella Waste Systems, Inc. is a waste management company based in Rutland, Vermont, United States. Founded in 1975 with a single truck, Casella is a regional, vertically integrated solid waste services company. Casella provides resource management expertise and services to residential, commercial, municipal and industrial customers, primarily in the areas of solid waste collection and disposal, transfer, recycling and organics services. The company provides integrated solid waste services in...

Trinseo is a company focusing particularly on the manufacture of plastics and latex binders. Trinseo was part of the Dow Chemical Company until Dow grouped several of its businesses for potential sale in 2009. In 2010, under the name Styron, those holdings were sold to private equity firm Bain Capital for $1.63 billion. As of 2016, Bain sold all of its stock in Trinseo, grossing $1.69 billion for 37,269,567 shares, resulting in Trinseo's “full independence as a public company.”

CWST vs TSE — Head-to-Head

Bigger by revenue
TSE
TSE
1.2× larger
TSE
$662.6M
$557.2M
CWST
Growing faster (revenue YoY)
CWST
CWST
+29.0% gap
CWST
9.6%
-19.3%
TSE
Higher net margin
CWST
CWST
36.9% more per $
CWST
-1.0%
-37.9%
TSE
More free cash flow
CWST
CWST
$24.1M more FCF
CWST
$30.7M
$6.6M
TSE
Faster 2-yr revenue CAGR
CWST
CWST
Annualised
CWST
21.5%
-14.4%
TSE

Income Statement — Q1 FY2026 vs Q4 FY2025

Metric
CWST
CWST
TSE
TSE
Revenue
$557.2M
$662.6M
Net Profit
$-5.5M
$-251.4M
Gross Margin
4.2%
Operating Margin
0.9%
-24.7%
Net Margin
-1.0%
-37.9%
Revenue YoY
9.6%
-19.3%
Net Profit YoY
-15.2%
-113.2%
EPS (diluted)
$-0.09
$-7.02

Green = leading value per metric. Periods may differ when fiscal calendars don't align.

8-Quarter Revenue & Profit Trend

Side-by-side quarterly history. Quarters aligned by calendar period so offset fiscal years line up.

Revenue
CWST
CWST
TSE
TSE
Q1 26
$557.2M
Q4 25
$469.1M
$662.6M
Q3 25
$485.4M
$743.2M
Q2 25
$465.3M
$784.3M
Q1 25
$417.1M
$784.8M
Q4 24
$427.5M
$821.5M
Q3 24
$411.6M
$867.7M
Q2 24
$377.2M
$920.0M
Net Profit
CWST
CWST
TSE
TSE
Q1 26
$-5.5M
Q4 25
$-2.5M
$-251.4M
Q3 25
$10.0M
$-109.7M
Q2 25
$5.2M
$-105.5M
Q1 25
$-4.8M
$-79.0M
Q4 24
$4.9M
$-117.9M
Q3 24
$5.8M
$-87.3M
Q2 24
$7.0M
$-67.8M
Gross Margin
CWST
CWST
TSE
TSE
Q1 26
Q4 25
33.3%
4.2%
Q3 25
35.0%
5.0%
Q2 25
33.8%
4.7%
Q1 25
32.8%
8.1%
Q4 24
33.2%
6.8%
Q3 24
35.1%
9.3%
Q2 24
35.4%
7.4%
Operating Margin
CWST
CWST
TSE
TSE
Q1 26
0.9%
Q4 25
2.5%
-24.7%
Q3 25
6.1%
-3.8%
Q2 25
4.1%
-4.2%
Q1 25
0.8%
-3.7%
Q4 24
4.3%
-5.4%
Q3 24
5.9%
-1.4%
Q2 24
6.1%
1.5%
Net Margin
CWST
CWST
TSE
TSE
Q1 26
-1.0%
Q4 25
-0.5%
-37.9%
Q3 25
2.1%
-14.8%
Q2 25
1.1%
-13.5%
Q1 25
-1.2%
-10.1%
Q4 24
1.1%
-14.4%
Q3 24
1.4%
-10.1%
Q2 24
1.9%
-7.4%
EPS (diluted)
CWST
CWST
TSE
TSE
Q1 26
$-0.09
Q4 25
$-0.04
$-7.02
Q3 25
$0.16
$-3.05
Q2 25
$0.08
$-2.95
Q1 25
$-0.08
$-2.22
Q4 24
$0.08
$-3.33
Q3 24
$0.10
$-2.47
Q2 24
$0.12
$-1.92

Balance Sheet & Financial Strength

Snapshot of each company's liquidity, leverage and book value from the latest quarter.

Metric
CWST
CWST
TSE
TSE
Cash + ST InvestmentsLiquidity on hand
$126.9M
$146.7M
Total DebtLower is stronger
$2.5B
Stockholders' EquityBook value
$1.6B
$-1.1B
Total Assets
$3.3B
$2.3B
Debt / EquityLower = less leverage

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
CWST
CWST
TSE
TSE
Q1 26
$126.9M
Q4 25
$123.8M
$146.7M
Q3 25
$192.7M
$112.1M
Q2 25
$217.8M
$137.0M
Q1 25
$267.7M
$126.1M
Q4 24
$358.3M
$209.8M
Q3 24
$519.0M
$165.3M
Q2 24
$208.5M
$105.6M
Total Debt
CWST
CWST
TSE
TSE
Q1 26
Q4 25
$1.1B
$2.5B
Q3 25
$1.1B
$2.5B
Q2 25
$1.1B
$2.5B
Q1 25
$1.1B
$2.5B
Q4 24
$1.1B
$2.4B
Q3 24
$1.0B
$2.4B
Q2 24
$976.6M
$2.3B
Stockholders' Equity
CWST
CWST
TSE
TSE
Q1 26
$1.6B
Q4 25
$1.6B
$-1.1B
Q3 25
$1.6B
$-861.6M
Q2 25
$1.6B
$-750.3M
Q1 25
$1.5B
$-679.2M
Q4 24
$1.6B
$-619.9M
Q3 24
$1.5B
$-480.0M
Q2 24
$1.0B
$-413.8M
Total Assets
CWST
CWST
TSE
TSE
Q1 26
$3.3B
Q4 25
$3.3B
$2.3B
Q3 25
$3.3B
$2.5B
Q2 25
$3.3B
$2.6B
Q1 25
$3.2B
$2.7B
Q4 24
$3.2B
$2.6B
Q3 24
$3.1B
$2.9B
Q2 24
$2.5B
$2.8B
Debt / Equity
CWST
CWST
TSE
TSE
Q1 26
Q4 25
0.72×
Q3 25
0.72×
Q2 25
0.72×
Q1 25
0.72×
Q4 24
0.70×
Q3 24
0.68×
Q2 24
0.94×

Cash Flow & Capital Efficiency

How much cash each business actually produces after reinvestment. Cash flow is harder to manipulate than net income.

Metric
CWST
CWST
TSE
TSE
Operating Cash FlowLast quarter
$62.3M
$22.6M
Free Cash FlowOCF − Capex
$30.7M
$6.6M
FCF MarginFCF / Revenue
5.5%
1.0%
Capex IntensityCapex / Revenue
9.0%
2.4%
Cash ConversionOCF / Net Profit
TTM Free Cash FlowTrailing 4 quarters
$120.7M
$-153.4M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
CWST
CWST
TSE
TSE
Q1 26
$62.3M
Q4 25
$96.6M
$22.6M
Q3 25
$93.6M
$-21.6M
Q2 25
$89.5M
$6.8M
Q1 25
$50.1M
$-110.2M
Q4 24
$109.8M
$85.1M
Q3 24
$91.8M
$8.8M
Q2 24
$72.1M
$-41.9M
Free Cash Flow
CWST
CWST
TSE
TSE
Q1 26
$30.7M
Q4 25
$39.3M
$6.6M
Q3 25
$27.6M
$-38.1M
Q2 25
$23.1M
$-3.0M
Q1 25
$-5.4M
$-118.9M
Q4 24
$32.9M
$63.9M
Q3 24
$40.4M
$-3.4M
Q2 24
$27.5M
$-56.1M
FCF Margin
CWST
CWST
TSE
TSE
Q1 26
5.5%
Q4 25
8.4%
1.0%
Q3 25
5.7%
-5.1%
Q2 25
5.0%
-0.4%
Q1 25
-1.3%
-15.2%
Q4 24
7.7%
7.8%
Q3 24
9.8%
-0.4%
Q2 24
7.3%
-6.1%
Capex Intensity
CWST
CWST
TSE
TSE
Q1 26
9.0%
Q4 25
12.2%
2.4%
Q3 25
13.6%
2.2%
Q2 25
14.3%
1.2%
Q1 25
13.3%
1.1%
Q4 24
18.0%
2.6%
Q3 24
12.5%
1.4%
Q2 24
11.8%
1.5%
Cash Conversion
CWST
CWST
TSE
TSE
Q1 26
Q4 25
Q3 25
9.37×
Q2 25
17.19×
Q1 25
Q4 24
22.51×
Q3 24
15.91×
Q2 24
10.29×

Financial Flow Comparison

Revenue → gross profit → operating profit → net profit for each company.

Revenue Breakdown by Segment

CWST
CWST

Collection$334.8M60%
Transfer station$65.9M12%
Processing (ii)$49.0M9%
Landfill$48.0M9%
National Accounts (ii)$45.6M8%
Transportation$8.2M1%
Landfill gas-to-energy$2.9M1%

TSE
TSE

Other$325.2M49%
Asia Pacific$142.2M21%
Engineered Materials$105.0M16%
Latex$59.9M9%
Polymer Solutions$30.3M5%

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