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

Duke Energy is the larger business by last-quarter revenue ($7.9B vs $7.5B, roughly 1.1× FLEX LTD.). Duke Energy runs the higher net margin — 20.0% vs 3.3%, a 16.7% gap on every dollar of revenue. On growth, Duke Energy posted the faster year-over-year revenue change (491.0% vs 16.9%). Over the past eight quarters, FLEX LTD.'s revenue compounded faster (8.8% CAGR vs 5.0%).

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.

Flex Ltd. is a Singaporean–American multinational manufacturing company. It is the third largest global electronics manufacturing services (EMS), original design manufacturer (ODM) company by revenue, behind only Pegatron for what concerns original equipment manufacturers. Flex's U.S. corporate headquarters are located in Austin, Texas. The company has manufacturing operations in over 30 countries, totaling about 172,000 employees.

DUK vs FLEX — Head-to-Head

Bigger by revenue
DUK
DUK
1.1× larger
DUK
$7.9B
$7.5B
FLEX
Growing faster (revenue YoY)
DUK
DUK
+474.1% gap
DUK
491.0%
16.9%
FLEX
Higher net margin
DUK
DUK
16.7% more per $
DUK
20.0%
3.3%
FLEX
Faster 2-yr revenue CAGR
FLEX
FLEX
Annualised
FLEX
8.8%
5.0%
DUK

Income Statement — Q1 FY2026 vs Q4 FY2026

Metric
DUK
DUK
FLEX
FLEX
Revenue
$7.9B
$7.5B
Net Profit
$1.6B
$250.0M
Gross Margin
9.4%
Operating Margin
34.6%
5.0%
Net Margin
20.0%
3.3%
Revenue YoY
491.0%
16.9%
Net Profit YoY
603.6%
12.6%
EPS (diluted)
$0.67

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
DUK
DUK
FLEX
FLEX
Q1 26
$7.9B
$7.5B
Q4 25
$7.8B
$7.1B
Q3 25
$8.4B
$6.8B
Q2 25
$7.4B
$6.6B
Q1 25
$8.2B
$6.4B
Q4 24
$7.2B
$6.6B
Q3 24
$8.1B
$6.5B
Q2 24
$7.2B
$6.3B
Net Profit
DUK
DUK
FLEX
FLEX
Q1 26
$1.6B
$250.0M
Q4 25
$1.2B
$239.0M
Q3 25
$1.4B
$199.0M
Q2 25
$984.0M
$192.0M
Q1 25
$1.4B
$222.0M
Q4 24
$1.2B
$263.0M
Q3 24
$1.3B
$214.0M
Q2 24
$900.0M
$139.0M
Gross Margin
DUK
DUK
FLEX
FLEX
Q1 26
9.4%
Q4 25
9.6%
Q3 25
9.0%
Q2 25
8.7%
Q1 25
8.8%
Q4 24
9.1%
Q3 24
8.1%
Q2 24
7.5%
Operating Margin
DUK
DUK
FLEX
FLEX
Q1 26
34.6%
5.0%
Q4 25
27.3%
5.5%
Q3 25
27.9%
4.4%
Q2 25
24.8%
4.7%
Q1 25
28.5%
4.8%
Q4 24
29.2%
5.1%
Q3 24
26.4%
4.5%
Q2 24
23.9%
3.7%
Net Margin
DUK
DUK
FLEX
FLEX
Q1 26
20.0%
3.3%
Q4 25
15.2%
3.4%
Q3 25
17.0%
2.9%
Q2 25
13.3%
2.9%
Q1 25
16.8%
3.5%
Q4 24
16.6%
4.0%
Q3 24
15.8%
3.3%
Q2 24
12.6%
2.2%
EPS (diluted)
DUK
DUK
FLEX
FLEX
Q1 26
$0.67
Q4 25
$1.49
$0.64
Q3 25
$1.81
$0.52
Q2 25
$1.25
$0.50
Q1 25
$1.76
$0.56
Q4 24
$1.54
$0.67
Q3 24
$1.60
$0.54
Q2 24
$1.13
$0.34

Balance Sheet & Financial Strength

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

Metric
DUK
DUK
FLEX
FLEX
Cash + ST InvestmentsLiquidity on hand
$2.1B
$2.4B
Total DebtLower is stronger
$54.1B
$3.8B
Stockholders' EquityBook value
$56.5B
$5.1B
Total Assets
$198.0B
$22.1B
Debt / EquityLower = less leverage
0.96×
0.73×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
DUK
DUK
FLEX
FLEX
Q1 26
$2.1B
$2.4B
Q4 25
$245.0M
$3.1B
Q3 25
$688.0M
$2.2B
Q2 25
$344.0M
$2.2B
Q1 25
$475.0M
$2.3B
Q4 24
$314.0M
$2.3B
Q3 24
$376.0M
$2.6B
Q2 24
$390.0M
$2.2B
Total Debt
DUK
DUK
FLEX
FLEX
Q1 26
$54.1B
$3.8B
Q4 25
$80.1B
$4.4B
Q3 25
$3.7B
Q2 25
$3.7B
Q1 25
$3.7B
Q4 24
$76.3B
$3.7B
Q3 24
$3.7B
Q2 24
$3.2B
Stockholders' Equity
DUK
DUK
FLEX
FLEX
Q1 26
$56.5B
$5.1B
Q4 25
$51.8B
$5.1B
Q3 25
$51.5B
$5.0B
Q2 25
$50.9B
$5.1B
Q1 25
$50.7B
$5.0B
Q4 24
$50.1B
$5.0B
Q3 24
$49.1B
$5.0B
Q2 24
$49.7B
$5.0B
Total Assets
DUK
DUK
FLEX
FLEX
Q1 26
$198.0B
$22.1B
Q4 25
$195.7B
$20.8B
Q3 25
$192.3B
$19.5B
Q2 25
$189.7B
$19.1B
Q1 25
$187.5B
$18.4B
Q4 24
$186.3B
$18.3B
Q3 24
$183.6B
$18.6B
Q2 24
$181.6B
$17.7B
Debt / Equity
DUK
DUK
FLEX
FLEX
Q1 26
0.96×
0.73×
Q4 25
1.55×
0.87×
Q3 25
0.73×
Q2 25
0.72×
Q1 25
0.74×
Q4 24
1.52×
0.74×
Q3 24
0.74×
Q2 24
0.64×

Cash Flow & Capital Efficiency

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

Metric
DUK
DUK
FLEX
FLEX
Operating Cash FlowLast quarter
$-65.0M
$413.0M
Free Cash FlowOCF − Capex
$212.0M
FCF MarginFCF / Revenue
2.8%
Capex IntensityCapex / Revenue
Cash ConversionOCF / Net Profit
-0.04×
1.65×
TTM Free Cash FlowTrailing 4 quarters
$1.1B

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
DUK
DUK
FLEX
FLEX
Q1 26
$-65.0M
$413.0M
Q4 25
$3.7B
$420.0M
Q3 25
$3.6B
$453.0M
Q2 25
$2.9B
$399.0M
Q1 25
$2.2B
$433.0M
Q4 24
$3.4B
$413.0M
Q3 24
$3.5B
$319.0M
Q2 24
$3.0B
$340.0M
Free Cash Flow
DUK
DUK
FLEX
FLEX
Q1 26
$212.0M
Q4 25
$-485.0M
$272.0M
Q3 25
$179.0M
$303.0M
Q2 25
$-417.0M
$266.0M
Q1 25
$-971.0M
$321.0M
Q4 24
$288.0M
$301.0M
Q3 24
$537.0M
$216.0M
Q2 24
$-43.0M
$229.0M
FCF Margin
DUK
DUK
FLEX
FLEX
Q1 26
2.8%
Q4 25
-6.2%
3.9%
Q3 25
2.1%
4.5%
Q2 25
-5.7%
4.0%
Q1 25
-11.8%
5.0%
Q4 24
4.0%
4.6%
Q3 24
6.6%
3.3%
Q2 24
-0.6%
3.6%
Capex Intensity
DUK
DUK
FLEX
FLEX
Q1 26
Q4 25
53.3%
2.1%
Q3 25
41.2%
2.2%
Q2 25
44.5%
2.0%
Q1 25
38.3%
1.8%
Q4 24
42.7%
1.7%
Q3 24
36.8%
1.6%
Q2 24
41.9%
1.8%
Cash Conversion
DUK
DUK
FLEX
FLEX
Q1 26
-0.04×
1.65×
Q4 25
3.09×
1.76×
Q3 25
2.56×
2.28×
Q2 25
2.91×
2.08×
Q1 25
1.58×
1.95×
Q4 24
2.80×
1.57×
Q3 24
2.75×
1.49×
Q2 24
3.28×
2.45×

Financial Flow Comparison

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

Revenue Breakdown by Segment

DUK
DUK

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

FLEX
FLEX

Segment breakdown not available.

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