Duke Energy CorporationDUK
NYSE•Utilities•Utilities - Regulated Electric
Duke Energy Corporation, through its subsidiaries, operates as an energy company in the United States. The company operates through two segments: Electric Utilities and Infrastructure (EU&I); and Gas Utilities and Infrastructure (GU&I). The EU&I segment generates, transmits, distributes, and sells electricity to customers in the Southeast and Midwest regions. It generates electricity through coal, hydroelectric, natural gas, oil, renewables, and nuclear fuel. This segment also engages in the wholesale of electricity to municipalities, electric cooperative utilities, and other load-serving entities. The GU&I segment distributes natural gas to customers in the residential, commercial, industrial, and power generation natural gas sectors; and invests in pipeline transmission projects, renewable natural gas projects, and natural gas storage facilities. The company was formerly known as Duke Energy Holding Corp. and changed its name to Duke Energy Corporation in April 2006. Duke Energy Corporation was founded in 1904 and is headquartered in Charlotte, North Carolina.
Duke Energy Corporation (Holdin (DUK) reported trailing twelve months revenue of $32.52B as of March 2026, a 5.8% increase year-over-year. Quarterly revenue reached $8.99B, reflecting continued top-line momentum.
Duke Energy Corporation (Holdin generated $5.14B in TTM net income, with quarterly EBITDA of $4.61B. The operating margin expanded from 28.5% to 30.3%, suggesting improving cost efficiency and pricing discipline.
The spread between operating margin (30.3%) and net margin (17.2%) indicates moderate non-operating costs. Net margin has improved from 16.8% a year ago, signaling stronger bottom-line efficiency.
DUK trades at a P/E of 19.9x (in line with broad market averages) and a P/S of 3.2x. The price-to-book ratio of 1.9x reflects a moderate premium to book value.
The company reported negative free cash flow of $-2.58B, indicating cash consumption over the period. The balance sheet shows $198.05B in total assets with $80.48B in long-term debt against $54.46B in stockholders equity for a debt-to-equity ratio of 1.5. Data based on the most recent quarterly reports.
Competitive analysis based on 21 quarters of fundamental data
Operating margins are expanding at ~27.3%, suggesting durable pricing power and cost discipline.
ROE is positive at ~9.3% on average, adequate but below the threshold typically associated with wide moats.
Only 3 of the last 8 quarters had positive FCF — the business may require external capital to sustain operations.
TTM revenue has grown consistently (7 of 7 quarters up), with ~9.2% growth over the period. Strong demand durability.
Data-driven red flags and warnings across 21 quarters
Margins are stable or improving at ~27.6% — no sign of cost or pricing stress.
Free cash flow has been negative in 5 of the last 8 quarters — earnings are not translating to cash.
D/E ratio is 1.5 — conservative capital structure with low financial risk.
Revenue is stable or growing over recent quarters — demand appears durable.
5 of the last 8 quarters had negative FCF — inconsistent cash generation raises sustainability concerns.
Share count is stable — no significant dilution or buyback activity.
Quarterly standardized metrics.
Stock price and market valuation
Revenue and earnings growth across quarters
Assets, cash, debt, and leverage
Price multiples and return ratios
Operating efficiency and return metrics
Free cash flow, earnings quality, and capital allocation