Welcome to our dedicated page for Duke Energy SEC filings (Ticker: DUK), a comprehensive resource for investors and traders seeking official regulatory documents including 10-K annual reports, 10-Q quarterly earnings, 8-K material events, and insider trading forms.
This page provides access to Duke Energy Corporation’s (NYSE: DUK) SEC filings, giving investors and analysts a direct view into the company’s regulatory and financial disclosures. Duke Energy is a Fortune 150 energy holding company with regulated electric and natural gas utilities across multiple U.S. states, and its filings outline key developments in its utility operations, capital structure and governance.
Among the most relevant documents are annual reports on Form 10‑K and quarterly reports on Form 10‑Q, which describe Duke Energy’s electric and natural gas utility businesses, owned generation capacity, regulatory environment and risk factors. Current reports on Form 8‑K provide timely updates on material events, such as executive officer changes, partial settlements in rate proceedings in South Carolina, filings for rate cases with the North Carolina Utilities Commission, and the release of quarterly financial results.
Duke Energy’s registered securities under Section 12(b) of the Exchange Act include common stock (DUK), junior subordinated debentures, depositary shares representing interests in preferred stock and several series of senior notes, all listed on the New York Stock Exchange. Filings related to these instruments give insight into the company’s financing activities and capital markets presence. Proxy statements and related materials, referenced in certain 8‑K filings, provide additional detail on executive compensation plans and severance arrangements for senior leadership roles.
On Stock Titan, Duke Energy’s SEC filings are updated as they are posted to the EDGAR system. AI-powered tools can help summarize lengthy documents such as 10‑K and 10‑Q reports, highlight key sections on regulatory outcomes, rate base and allowed returns, and surface notable items from 8‑K filings. Users can also review information relevant to production tax credit mechanisms, securitization of storm costs and other regulatory topics that appear in Duke Energy’s disclosures.
Duke Energy Corporation (DUK) executive Louis E. Renjel, listed as EVP & CEO DEF & MW & Chief Corporate Affairs Officer, reported a routine stock transaction. On 11/18/2025, he sold 800 shares of Duke Energy common stock at a price of $125.65 per share. Following this sale, he beneficially owned 20,332 shares directly. He also held an additional 804 shares indirectly through a 401(k) issuer stock fund, reflecting ongoing equity-based ownership in the company.
Duke Energy (DUK) has a planned insider sale under Rule 144. A shareholder has filed to sell 8,200 shares of Duke Energy common stock through Fidelity Brokerage Services LLC on the NYSE, with an aggregate market value of $1,015,160.00. The planned sale date is 11/19/2025.
The shares were acquired as compensation through restricted stock vesting on several dates in 2024 and 2025. Duke Energy had 777,661,224 shares of common stock outstanding, providing context for the size of this planned sale.
A shareholder in DUK has filed a notice under Rule 144 to sell 800 shares of common stock. These shares have an aggregate market value of $100,520.00 based on the filer’s calculation. The planned sale is expected around 11/18/2025 through Fidelity Brokerage Services LLC on the NYSE.
The 800 shares to be sold were acquired on 02/07/2025 through restricted stock vesting from the issuer as compensation, with full payment made on the same date. The filing notes that there were 777,661,224 shares of the issuer’s common stock outstanding, providing a baseline for the issuer’s total equity.
Duke Energy Carolinas reached a partial settlement in its South Carolina base rate case with the Office of Regulatory Staff and other parties, subject to review and approval by the PSCSC. The agreement sets a return on equity of 9.99% with a capital structure of 53% equity/47% debt, yielding an overall rate of return of 7.4%. It reflects a South Carolina retail rate base of $7.9 billion and provides for nuclear and other production tax credits to flow back to customers.
Key elements supported in the case include an annual storm reserve funding increase to $10 million and an annual pension cost rider. An evidentiary hearing to consider the settlement and remaining issues is scheduled to commence on November 13, 2025.
Duke Energy Corporation reports higher results for the quarter ended September 30, 2025. Total operating revenues rose to $8,542 million from $8,154 million a year earlier, driven mainly by regulated electric revenue of $8,106 million. Net income attributable to Duke Energy increased to $1,421 million, and net income available to common stockholders reached $1,407 million versus $1,226 million.
For the first nine months of 2025, revenues were $24,299 million compared with $22,997 million, while net income available to common stockholders rose to $3,743 million from $3,211 million. Basic and diluted EPS grew to $1.81 for the quarter and $4.81 year‑to‑date, up from $1.60 and $4.17. Operating cash flow was $8,672 million and capital expenditures were $9,881 million. At September 30, 2025, total assets were $192,293 million, long‑term debt was $79,301 million, and total equity was $52,627 million. Duke Energy had 777,661,224 common shares outstanding as of October 31, 2025.
Duke Energy Corporation furnished a current report indicating it will issue and post a news release announcing its financial results for the third quarter ended September 30, 2025. The release is included as Exhibit 99.1 and is furnished under Item 2.02.
The company notes this information is being furnished, not filed, and therefore is not subject to Section 18 liability. The filing also lists NYSE‑traded securities, including common stock (DUK) and various notes, preferred and hybrid securities.
Duke Energy Progress reached a partial settlement with South Carolina’s regulatory staff in its base rate case. The agreement outlines a return on equity of 9.99% using a capital structure of 53% equity and 47% debt, producing an overall rate of return of 7.2%. It also sets a South Carolina retail rate base of $2.2 billion and provides for nuclear and other production tax credit flow backs to customers.
Key provisions include support for an annual reserve funding increase to $6 million and support for a pension cost rider. The settlement remains subject to review and approval by the Public Service Commission of South Carolina, and the evidentiary hearing began on October 29, 2025.
Duke Energy Corporation is offering Variable Denomination Floating Rate Demand Notes ("PremierNotes") under a Form S-3 registration statement dated September 30, 2025. The registration covers up to $4,000,000,000 aggregate offering price with a maximum net aggregate principal amount outstanding at any time of $2,000,000,000. The Notes are unsecured, bear a floating interest rate set weekly by a Duke Energy committee, mature on demand, accrue and compound interest daily with monthly automatic reinvestment, and are not rated or guaranteed by subsidiaries. The prospectus discloses consolidated indebtedness as of June 30, 2025 of approximately $86.4 billion and subsidiary indebtedness of approximately $57.8 billion, of which about $650 million is guaranteed by Duke Energy.
Duke Energy Corporation filed a shelf registration (Form S-3) registering unspecified amounts of common stock, preferred stock, depositary shares, stock purchase contracts and units, and various debt securities to be offered from time to time by Duke Energy and several subsidiaries. The registration covers offerings by Duke Energy Corporation and six subsidiaries with securities to be sold separately or together; specific terms and amounts will be provided in prospectus supplements.
The filing describes Duke Energy's business segments, reporting that its Electric Utilities and Infrastructure segment serves approximately 8.6 million customers across about 90,000 square miles, and that the Gas Utilities and Infrastructure segment serves over 1.7 million customers. The prospectus discloses that certain mortgage bonds will be secured by substantially all properties, while other debt securities may be unsecured, and it highlights that holders of debt securities may be junior to creditors of operating subsidiaries. The filing reiterates incorporated-by-reference SEC reports for further detail.
Jeffrey B. Guldner, a director of Duke Energy Corp (ticker shown in filing as DUK; metadata: DUKB), reported a non-derivative acquisition on 09/15/2025. The filing shows 1,005 Restricted Stock Unit deferrals credited under a Director Savings Plan, converting 1-for-1 to common stock and valued at $122.37 per share. The 1,005 shares are reported as directly beneficially owned and are generally payable upon the reporting person’s termination of service. The Form 4 was signed by an attorney-in-fact on 09/16/2025.