How does Duke Energy (DUK) make money?

Duke Energy (DUK) generates revenue primarily from Electric Utilities and Infrastructure, which accounted for 94.7% of total revenue in TTM through Q1 2026. The company reported $33.29B in revenue and converted 15.4% of it into net profit, equivalent to roughly $5.14B in net income — what's left after the cost of revenue, operating expenses, interest, and income taxes.

What is the gross profit margin of Duke Energy (DUK)?

Duke Energy (DUK) reported a gross profit margin of 58.4% in TTM through Q1 2026, equivalent to $19.45B in gross profit on $33.29B in revenue. Gross margin measures how much of each dollar of revenue remains after the direct cost of producing or delivering the product — a higher figure typically signals pricing power, scale, or a less capital-intensive business model.

What is the operating profit margin of Duke Energy (DUK)?

Duke Energy (DUK) reported an operating profit margin of 27% in TTM through Q1 2026, equivalent to $8.98B in operating income. Operating margin captures profitability after research & development, sales & marketing, and general & administrative expenses — but before interest, taxes, and one-off items — and is the cleanest single read on the underlying business's efficiency.

What is the net profit margin of Duke Energy (DUK)?

Duke Energy (DUK) reported a net profit margin of 15.4% in TTM through Q1 2026, equivalent to $5.14B in net income. Net margin is the bottom-line share of revenue that survives every expense — operating costs, interest, and income taxes — and is the figure that flows directly into earnings per share.

Is Duke Energy (DUK) profitable?

Yes. Duke Energy (DUK) reported $5.14B in net income for TTM through Q1 2026, with a net profit margin of 15.4%. The company earned more from its operations than it paid out in costs, interest, and income taxes, leaving positive earnings on the bottom line.

How much does Duke Energy (DUK) spend on capital expenditures?

Duke Energy (DUK) spent $5.08B on capital expenditures (CapEx) during TTM through Q1 2026, roughly 15.3% of total revenue. CapEx represents long-lived investment in property, equipment, data centres, and other physical infrastructure, and is subtracted from operating cash flow to arrive at free cash flow.

How much free cash flow does Duke Energy (DUK) generate?

Duke Energy (DUK) generated $6.60B in free cash flow during TTM through Q1 2026, a free-cash-flow margin of 19.8%. Free cash flow is the cash left after capital expenditures and represents the discretionary pool the company can use to pay dividends, repurchase shares, repay debt, or fund acquisitions without raising external capital.

What is the effective tax rate of Duke Energy (DUK)?

Duke Energy (DUK) had an effective tax rate of 13% in TTM through Q1 2026. The effective rate is the actual share of pre-tax income paid as income taxes and can differ materially from the statutory rate due to foreign earnings mix, tax credits (such as R&D), share-based compensation deductions, and one-off discrete items.

What are the main business segments of Duke Energy (DUK)?

Duke Energy (DUK) reports revenue across 2 reportable product segments, led by Electric Utilities and Infrastructure at 94.5% of total revenue in TTM through Q1 2026. See the revenue-by-segment table on this page for the full breakdown and how each segment feeds into the income-statement waterfall above.

How Duke Energy Makes Money: 2026 Visual Revenue Map

Duke Energy (DUK) Income Statement Flow — TTM through Q1 2026

Calculated from the four most recent reported quarters, ending March 31, 2026 (reported May 5, 2026).

Duke Energy discloses geographic revenue only in annual filings. to view the full breakdown.

Duke Energy (DUK) Revenue by Product Segment — TTM through Q1 2026

Aggregated from the four quarterly disclosures behind this TTM. Minor differences vs the company's annual filing can occur if reported segments changed mid-year.

Revenue contribution by product segment for Duke Energy (DUK) in TTM through Q1 2026.
Segment	Revenue (USD)	% of total
Electric Utilities and Infrastructure	$31.46B	94.5%
Gas Utilities and Infrastructure	$1.83B	5.5%
Total	$33.29B	100%

Electric Utilities and Infrastructure$31.46B
Gas Utilities and Infrastructure$1.83B
Total$33.29B

Revenue Breakdown — TTM through Q1 2026

In TTM through Q1 2026, Duke Energy (DUK) reports revenue across 2 operating segments; the largest segment was Electric Utilities and Infrastructure at 94.5%, followed by Gas Utilities and Infrastructure (5.5%).

Frequently asked questions

Data & methodology

Duke Energy (DUK) Key Financials

Charts, filings, and peer comparison for every metric

Explore more

Deep-dives across the income statement, cash flow, capital return, and valuation