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Side-by-side financial comparison of Canadian Solar Inc. (CSIQ) and Duke Energy (DUK). Click either name above to swap in a different company.

Duke Energy is the larger business by last-quarter revenue ($7.9B vs $4.5B, roughly 1.8× Canadian Solar Inc.). Duke Energy runs the higher net margin — 20.0% vs 1.3%, a 18.7% gap on every dollar of revenue.

Canadian Solar Inc. is a global renewable energy company. Headquartered in Kitchener, Ontario, the company manufactures solar PV modules, provides battery energy storage solutions and develops utility-scale solar power and battery energy storage projects.

Duke Energy Corporation is an American electric power and natural gas holding company headquartered in Charlotte, North Carolina. The company serves over 7 million customers in the eastern United States. In 2024 it ranked as the 141st largest company in the United States – its highest-ever placement on the Fortune 500 list.

CSIQ vs DUK — Head-to-Head

Bigger by revenue
DUK
DUK
1.8× larger
DUK
$7.9B
$4.5B
CSIQ
Higher net margin
DUK
DUK
18.7% more per $
DUK
20.0%
1.3%
CSIQ

Income Statement — Q3 FY2025 vs Q1 FY2026

Metric
CSIQ
CSIQ
DUK
DUK
Revenue
$4.5B
$7.9B
Net Profit
$57.6M
$1.6B
Gross Margin
17.5%
Operating Margin
2.2%
34.6%
Net Margin
1.3%
20.0%
Revenue YoY
491.0%
Net Profit YoY
603.6%
EPS (diluted)

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
CSIQ
CSIQ
DUK
DUK
Q1 26
$7.9B
Q4 25
$7.8B
Q3 25
$4.5B
$8.4B
Q2 25
$3.0B
$7.4B
Q1 25
$1.3B
$8.2B
Q4 24
$7.2B
Q3 24
$5.9B
$8.1B
Q2 24
$4.1B
$7.2B
Net Profit
CSIQ
CSIQ
DUK
DUK
Q1 26
$1.6B
Q4 25
$1.2B
Q3 25
$57.6M
$1.4B
Q2 25
$63.6M
$984.0M
Q1 25
$36.2M
$1.4B
Q4 24
$1.2B
Q3 24
$366.8M
$1.3B
Q2 24
$304.4M
$900.0M
Gross Margin
CSIQ
CSIQ
DUK
DUK
Q1 26
Q4 25
Q3 25
17.5%
Q2 25
18.0%
Q1 25
19.0%
Q4 24
Q3 24
18.0%
Q2 24
18.7%
Operating Margin
CSIQ
CSIQ
DUK
DUK
Q1 26
34.6%
Q4 25
27.3%
Q3 25
2.2%
27.9%
Q2 25
3.3%
24.8%
Q1 25
3.7%
28.5%
Q4 24
29.2%
Q3 24
7.7%
26.4%
Q2 24
9.1%
23.9%
Net Margin
CSIQ
CSIQ
DUK
DUK
Q1 26
20.0%
Q4 25
15.2%
Q3 25
1.3%
17.0%
Q2 25
2.1%
13.3%
Q1 25
2.7%
16.8%
Q4 24
16.6%
Q3 24
6.2%
15.8%
Q2 24
7.5%
12.6%
EPS (diluted)
CSIQ
CSIQ
DUK
DUK
Q1 26
Q4 25
$1.49
Q3 25
$1.81
Q2 25
$1.25
Q1 25
$1.76
Q4 24
$1.54
Q3 24
$1.60
Q2 24
$1.13

Balance Sheet & Financial Strength

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

Metric
CSIQ
CSIQ
DUK
DUK
Cash + ST InvestmentsLiquidity on hand
$1.7B
$2.1B
Total DebtLower is stronger
$54.1B
Stockholders' EquityBook value
$3.9B
$56.5B
Total Assets
$13.5B
$198.0B
Debt / EquityLower = less leverage
0.96×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
CSIQ
CSIQ
DUK
DUK
Q1 26
$2.1B
Q4 25
$245.0M
Q3 25
$1.7B
$688.0M
Q2 25
$1.7B
$344.0M
Q1 25
$1.7B
$475.0M
Q4 24
$314.0M
Q3 24
$1.9B
$376.0M
Q2 24
$1.9B
$390.0M
Total Debt
CSIQ
CSIQ
DUK
DUK
Q1 26
$54.1B
Q4 25
$80.1B
Q3 25
Q2 25
Q1 25
Q4 24
$76.3B
Q3 24
Q2 24
Stockholders' Equity
CSIQ
CSIQ
DUK
DUK
Q1 26
$56.5B
Q4 25
$51.8B
Q3 25
$3.9B
$51.5B
Q2 25
$3.9B
$50.9B
Q1 25
$3.9B
$50.7B
Q4 24
$50.1B
Q3 24
$3.7B
$49.1B
Q2 24
$3.7B
$49.7B
Total Assets
CSIQ
CSIQ
DUK
DUK
Q1 26
$198.0B
Q4 25
$195.7B
Q3 25
$13.5B
$192.3B
Q2 25
$13.5B
$189.7B
Q1 25
$13.5B
$187.5B
Q4 24
$186.3B
Q3 24
$11.9B
$183.6B
Q2 24
$11.9B
$181.6B
Debt / Equity
CSIQ
CSIQ
DUK
DUK
Q1 26
0.96×
Q4 25
1.55×
Q3 25
Q2 25
Q1 25
Q4 24
1.52×
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
CSIQ
CSIQ
DUK
DUK
Operating Cash FlowLast quarter
$-187.7M
$-65.0M
Free Cash FlowOCF − Capex
FCF MarginFCF / Revenue
Capex IntensityCapex / Revenue
Cash ConversionOCF / Net Profit
-3.26×
-0.04×
TTM Free Cash FlowTrailing 4 quarters

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
CSIQ
CSIQ
DUK
DUK
Q1 26
$-65.0M
Q4 25
$3.7B
Q3 25
$-187.7M
$3.6B
Q2 25
$2.9B
Q1 25
$2.2B
Q4 24
$3.4B
Q3 24
$3.5B
Q2 24
$3.0B
Free Cash Flow
CSIQ
CSIQ
DUK
DUK
Q1 26
Q4 25
$-485.0M
Q3 25
$179.0M
Q2 25
$-417.0M
Q1 25
$-971.0M
Q4 24
$288.0M
Q3 24
$537.0M
Q2 24
$-43.0M
FCF Margin
CSIQ
CSIQ
DUK
DUK
Q1 26
Q4 25
-6.2%
Q3 25
2.1%
Q2 25
-5.7%
Q1 25
-11.8%
Q4 24
4.0%
Q3 24
6.6%
Q2 24
-0.6%
Capex Intensity
CSIQ
CSIQ
DUK
DUK
Q1 26
Q4 25
53.3%
Q3 25
41.2%
Q2 25
44.5%
Q1 25
38.3%
Q4 24
42.7%
Q3 24
36.8%
Q2 24
41.9%
Cash Conversion
CSIQ
CSIQ
DUK
DUK
Q1 26
-0.04×
Q4 25
3.09×
Q3 25
-3.26×
2.56×
Q2 25
2.91×
Q1 25
1.58×
Q4 24
2.80×
Q3 24
2.75×
Q2 24
3.28×

Financial Flow Comparison

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

Revenue Breakdown by Segment

CSIQ
CSIQ

Segment breakdown not available.

DUK
DUK

Regulated electric$7.8B99%
Nonregulated electric and other$61.0M1%

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