# Duke Energy CORP (DUK)

- Sector: Utilities · Industry: Utilities Regulated Electric
- SEC CIK: 0001326160 ([filings on EDGAR](https://www.sec.gov/cgi-bin/browse-edgar?action=getcompany&CIK=0001326160))
- Full page: https://inspectstocks.com/stocks/duk
- Data as of: price 2026-09-28; newest filing used 2026-05-05; latest fiscal period ended 2026-03-31

## Grade

**C** on the growth-and-cash rubric, 3 of 5 checks passed.

| Check | Result | Now | Before |
| --- | --- | --- | --- |
| Revenue growing overall | passed | $32.5B | $28.8B |
| Revenue growing recently | passed | $32.5B | $31.7B |
| Free cash flow positive | failed | -$3.3B |  |
| Free cash flow growing overall | passed | -$3.3B | -$6.3B |
| Free cash flow growing recently | failed | -$3.3B | -$1.7B |

Business quality (the + / − mark): 4 of 6 checks passed.

| Check | Result | Now | Before |
| --- | --- | --- | --- |
| Profitable | passed | 15.8% |  |
| Healthy profit margin | passed | 15.8% |  |
| Strong operating margin | passed | 27.7% |  |
| Good return on equity | failed | 9.9% |  |
| Debt under control | passed | 1.77 |  |
| Turns sales into cash | failed | -10.1% |  |

How the grade works: the letter counts failed checks (none → A, one → B, two → C, three → D, four or more → F). It is built from SEC filings only — the share price never enters it — and describes the business, not whether the stock is worth buying.

## Key figures

In US dollars, as filed.

| Measure | Value |
| --- | --- |
| Revenue, trailing twelve months | $32.5B |
| Net income, trailing twelve months | $5.1B |
| Free cash flow, trailing twelve months | -$3.3B |
| Net margin | 15.8% |
| Operating margin | 27.7% |
| Return on equity | 9.9% |
| Debt to equity | 1.77 |
| Diluted EPS, trailing twelve months | $6.53 |
| Share price | $113.41 |
| Market value | $88.4B |
| Price / earnings | 17.4x |
| Price / sales | 2.7x |

## More on this company

- [Overview](https://inspectstocks.com/stocks/duk)
- [Financial statements](https://inspectstocks.com/stocks/duk/financials)
- [Competitors](https://inspectstocks.com/stocks/duk/peers)
- [Earnings](https://inspectstocks.com/stocks/duk/earnings)

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Source: InspectStocks, built from the company’s own SEC filings. This describes a business — it is not investment advice and not a recommendation to buy or sell anything.