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Side-by-side financial comparison of CLEAN HARBORS INC (CLH) and First Solar (FSLR). Click either name above to swap in a different company.

CLEAN HARBORS INC is the larger business by last-quarter revenue ($1.5B vs $1.0B, roughly 1.4× First Solar). First Solar runs the higher net margin — 33.2% vs 5.8%, a 27.4% gap on every dollar of revenue. On growth, First Solar posted the faster year-over-year revenue change (23.6% vs 4.8%). Over the past eight quarters, CLEAN HARBORS INC's revenue compounded faster (4.4% CAGR vs 1.7%).

Clean Harbors, Inc., headquartered in Norwell, Massachusetts, is a provider of waste management and industrial services for commercial customers, specializing in the collection, transportation, treatment and disposal of hazardous waste, but also offering services for non-hazardous waste. The company has 870 operating locations in 630 properties in the U.S. and Canada including a network of over 100 waste disposal facilities such as incinerators, landfills, treatment, storage and disposal faci...

First Solar, Inc. is a publicly traded American manufacturer of solar panels. First Solar uses rigid thin-film modules for its solar panels, and produces CdTe panels using cadmium telluride (CdTe) as a semiconductor. The company was founded in 1990 by inventor Harold McMaster as Solar Cells, Inc. In 1999 it was purchased by True North Partners, LLC, which rebranded it as First Solar, Inc. It provides end-of-life panel recycling at each of its manufacturing facilities.

CLH vs FSLR — Head-to-Head

Bigger by revenue
CLH
CLH
1.4× larger
CLH
$1.5B
$1.0B
FSLR
Growing faster (revenue YoY)
FSLR
FSLR
+18.8% gap
FSLR
23.6%
4.8%
CLH
Higher net margin
FSLR
FSLR
27.4% more per $
FSLR
33.2%
5.8%
CLH
Faster 2-yr revenue CAGR
CLH
CLH
Annualised
CLH
4.4%
1.7%
FSLR

Income Statement — Q4 FY2025 vs Q1 FY2026

Metric
CLH
CLH
FSLR
FSLR
Revenue
$1.5B
$1.0B
Net Profit
$86.6M
$346.6M
Gross Margin
30.6%
46.6%
Operating Margin
10.6%
33.1%
Net Margin
5.8%
33.2%
Revenue YoY
4.8%
23.6%
Net Profit YoY
3.1%
65.4%
EPS (diluted)
$1.62
$3.22

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
CLH
CLH
FSLR
FSLR
Q1 26
$1.0B
Q4 25
$1.5B
$1.7B
Q3 25
$1.5B
$1.6B
Q2 25
$1.5B
$1.1B
Q1 25
$1.4B
$844.6M
Q4 24
$1.4B
$1.5B
Q3 24
$1.5B
$887.7M
Q2 24
$1.6B
$1.0B
Net Profit
CLH
CLH
FSLR
FSLR
Q1 26
$346.6M
Q4 25
$86.6M
$520.9M
Q3 25
$118.8M
$455.9M
Q2 25
$126.9M
$341.9M
Q1 25
$58.7M
$209.5M
Q4 24
$84.0M
$393.1M
Q3 24
$115.2M
$313.0M
Q2 24
$133.3M
$349.4M
Gross Margin
CLH
CLH
FSLR
FSLR
Q1 26
46.6%
Q4 25
30.6%
39.5%
Q3 25
32.3%
38.3%
Q2 25
33.3%
45.6%
Q1 25
28.6%
40.8%
Q4 24
29.9%
37.5%
Q3 24
31.0%
50.2%
Q2 24
33.3%
49.4%
Operating Margin
CLH
CLH
FSLR
FSLR
Q1 26
33.1%
Q4 25
10.6%
32.6%
Q3 25
12.5%
29.2%
Q2 25
13.6%
33.0%
Q1 25
7.8%
26.2%
Q4 24
9.6%
30.2%
Q3 24
12.6%
36.3%
Q2 24
13.9%
36.9%
Net Margin
CLH
CLH
FSLR
FSLR
Q1 26
33.2%
Q4 25
5.8%
31.0%
Q3 25
7.7%
28.6%
Q2 25
8.2%
31.2%
Q1 25
4.1%
24.8%
Q4 24
5.9%
26.0%
Q3 24
7.5%
35.3%
Q2 24
8.6%
34.6%
EPS (diluted)
CLH
CLH
FSLR
FSLR
Q1 26
$3.22
Q4 25
$1.62
$4.84
Q3 25
$2.21
$4.24
Q2 25
$2.36
$3.18
Q1 25
$1.09
$1.95
Q4 24
$1.55
$3.66
Q3 24
$2.12
$2.91
Q2 24
$2.46
$3.25

Balance Sheet & Financial Strength

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

Metric
CLH
CLH
FSLR
FSLR
Cash + ST InvestmentsLiquidity on hand
$127.4M
$2.4B
Total DebtLower is stronger
$425.8M
Stockholders' EquityBook value
$2.7B
$9.9B
Total Assets
$7.6B
$13.4B
Debt / EquityLower = less leverage
0.04×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
CLH
CLH
FSLR
FSLR
Q1 26
$2.4B
Q4 25
$127.4M
$2.8B
Q3 25
$91.2M
$2.0B
Q2 25
$98.9M
$1.1B
Q1 25
$105.9M
$837.6M
Q4 24
$102.6M
$1.6B
Q3 24
$82.4M
$1.0B
Q2 24
$91.3M
$1.7B
Total Debt
CLH
CLH
FSLR
FSLR
Q1 26
$425.8M
Q4 25
Q3 25
Q2 25
Q1 25
Q4 24
Q3 24
Q2 24
Stockholders' Equity
CLH
CLH
FSLR
FSLR
Q1 26
$9.9B
Q4 25
$2.7B
$9.5B
Q3 25
$2.8B
$9.0B
Q2 25
$2.7B
$8.5B
Q1 25
$2.6B
$8.2B
Q4 24
$2.6B
$8.0B
Q3 24
$2.5B
$7.6B
Q2 24
$2.4B
$7.3B
Total Assets
CLH
CLH
FSLR
FSLR
Q1 26
$13.4B
Q4 25
$7.6B
$13.3B
Q3 25
$7.5B
$13.5B
Q2 25
$7.4B
$12.9B
Q1 25
$7.2B
$12.1B
Q4 24
$7.4B
$12.1B
Q3 24
$7.3B
$11.4B
Q2 24
$7.1B
$11.0B
Debt / Equity
CLH
CLH
FSLR
FSLR
Q1 26
0.04×
Q4 25
Q3 25
Q2 25
Q1 25
Q4 24
Q3 24
Q2 24

Cash Flow & Capital Efficiency

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

Metric
CLH
CLH
FSLR
FSLR
Operating Cash FlowLast quarter
$355.1M
$-214.9M
Free Cash FlowOCF − Capex
$233.3M
FCF MarginFCF / Revenue
15.6%
Capex IntensityCapex / Revenue
8.1%
Cash ConversionOCF / Net Profit
4.10×
-0.62×
TTM Free Cash FlowTrailing 4 quarters
$441.8M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
CLH
CLH
FSLR
FSLR
Q1 26
$-214.9M
Q4 25
$355.1M
$1.2B
Q3 25
$302.0M
$1.3B
Q2 25
$208.0M
$149.6M
Q1 25
$1.6M
$-608.0M
Q4 24
$303.9M
$811.0M
Q3 24
$239.2M
$-53.7M
Q2 24
$216.0M
$193.0M
Free Cash Flow
CLH
CLH
FSLR
FSLR
Q1 26
Q4 25
$233.3M
$1.1B
Q3 25
$207.5M
$1.1B
Q2 25
$118.0M
$-138.6M
Q1 25
$-117.1M
$-813.9M
Q4 24
$241.5M
$497.5M
Q3 24
$142.4M
$-487.7M
Q2 24
$80.9M
$-172.1M
FCF Margin
CLH
CLH
FSLR
FSLR
Q1 26
Q4 25
15.6%
63.6%
Q3 25
13.4%
67.1%
Q2 25
7.6%
-12.6%
Q1 25
-8.2%
-96.4%
Q4 24
16.9%
32.9%
Q3 24
9.3%
-54.9%
Q2 24
5.2%
-17.0%
Capex Intensity
CLH
CLH
FSLR
FSLR
Q1 26
Q4 25
8.1%
10.2%
Q3 25
6.1%
12.8%
Q2 25
5.8%
26.3%
Q1 25
8.3%
24.4%
Q4 24
4.4%
20.7%
Q3 24
6.3%
48.9%
Q2 24
8.7%
36.1%
Cash Conversion
CLH
CLH
FSLR
FSLR
Q1 26
-0.62×
Q4 25
4.10×
2.38×
Q3 25
2.54×
2.79×
Q2 25
1.64×
0.44×
Q1 25
0.03×
-2.90×
Q4 24
3.62×
2.06×
Q3 24
2.08×
-0.17×
Q2 24
1.62×
0.55×

Financial Flow Comparison

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

Revenue Breakdown by Segment

CLH
CLH

Technical Services$479.3M32%
Safetly Kleen Environmental Services$252.9M17%
Fieldand Emergency Response$246.6M16%
Products$205.3M14%
Safety Kleen Sustainability Solutions Segment$188.4M13%
Safety Kleen Oil$132.6M9%

FSLR
FSLR

Segment breakdown not available.

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