DUK Duke Energy
company
SEC Filings & Insider Trading Activity 2026

CIK: 1326160
Utilities
Electric & Other Services Combined 42 filings
S&P 500

Latest Duke Energy (DUK) SEC EDGAR filings in 2026 — including the most recent 10-K annual report filed on February 26, 2026, a 10-Q quarterly report filed on November 7, 2025, an 8-K current report filed on April 1, 2026. SignalX aggregates every new 10-K annual report, 10-Q quarterly report, 8-K current report, and Form 4 insider transaction for Duke Energy (DUK) (SEC CIK 1326160), with AI-powered section-by-section summaries updated daily.

10-Q: 24
8-K: 10
10-K: 8

Latest 2026 SEC Filing Dates

10-K Annual Report
Feb 26, 2026
10-Q Quarterly Report
Nov 7, 2025
8-K Current Report
Apr 1, 2026

AI 10-K Annual Report Analysis
Latest 10-K (2025-12-31)

Business Overview

  • Regulated electric (~8.7M customers, 6 states) and gas (~1.8M customers) utility serving Southeast/Midwest; earns regulated return on invested capital
  • $6B investment agreement signed Aug 2025 with Brookfield Super-Core Infrastructure Partners for anticipated 19.7% indirect stake in Duke Energy Florida
+3 more insights

Management Discussion & Analysis

  • EU&I revenue $29.4B (+$1.3B YoY); GU&I revenue $3.0B (+$613M); total driven by rate cases, storm recovery, and volume growth
  • GAAP EPS $6.31 vs $5.71; adjusted EPS $6.31 vs $5.90; EU&I segment income $5.34B vs $4.77B; EU&I ETR 13.7% vs 14.4%
+3 more insights

Risk Factors

  • EPA April 2024 rules impose stringent GHG limits on coal/gas plants and new CCR groundwater monitoring requirements under 2024 CCR Rule
  • Supply chain exposed to rare earth export controls and tariff-driven cost inflation delaying critical grid equipment procurement
+3 more insights

AI 10-Q Quarterly Report Analysis
Latest 10-Q (2025-09-30)

Risk Factors

  • New risk: failure to complete strategic transactions due to regulatory delays or conditions, risking financial condition and credit profile
  • Updated financial risk: inability to achieve anticipated transaction proceeds may force alternative funding and impede debt reduction

Management Discussion & Analysis

  • Revenue not disclosed in provided text; no YoY comparison available
  • No profitability or margin figures provided in the excerpt
Read full Q3 2025 10-Q analysis →

AI 8-K Current Report Analysis
Recent 8-K Filings

Filed Mar 16, 2026
8-K
Full analysis →

Item 1.01: Entry into a Material Definitive Agreement

  • Credit facility termination date extended 1 year, from March 16, 2030 to March 16, 2031
  • Amendment covers Duke Energy parent plus 6 operating subsidiaries, including Carolinas, Florida, Indiana, Kentucky, Ohio, Progress, and Piedmont Natural Gas
Filed Mar 12, 2026
8-K
Full analysis →

Item 2.03: Creation of a Direct Financial Obligation

  • Unregistered debt offering sold via Rule 144A to qualified institutional buyers only — no public registration
  • Max 11,443,350 shares of DUK common stock issuable upon note conversion, subject to anti-dilution adjustments

Item 3.02: Unregistered Sales of Equity Securities

  • Duke Energy filed an 8-K under Item 3.02, indicating a reduction in securities registered under Section 12 of the Exchange Act
  • Filing text appears incomplete or truncated — full terms and affected security class not determinable from provided excerpt

Annual Reports Archive
10-K

AI-powered analysis of Duke Energy (DUK) 10-K annual reports filed with SEC EDGAR.

Quarterly Reports Archive
10-Q

AI-powered analysis of Duke Energy (DUK) 10-Q quarterly reports filed with SEC EDGAR.

Recent 8-K Filings
Current Reports

AI-powered analysis of Duke Energy (DUK) 8-K current reports disclosing material events.

Financial Summary
XBRL

FY2022FY2023FY2024FY2025
Profitability
Revenue$28.7B$28.7B$30.1B$31.7B
Operating Income$6.0B$7.1B$7.9B$8.6B
Net Income$2.5B$2.8B$4.5B$5.0B
Op. Margin21.0%24.7%26.4%27.2%
Net Margin8.9%9.9%15.1%15.7%
Balance Sheet
Total Assets$178.1B$176.9B$186.3B$195.7B
Equity$49.3B$49.1B$50.1B$51.8B
ROE5.2%5.8%9.0%9.6%

Source: XBRL financial data from Duke Energy (DUK) 10-K filings on SEC EDGAR. All figures in USD. Key metrics include revenue, net income, gross profit, gross profit margin, operating income, EPS (diluted), total assets, stockholders' equity, return on equity (ROE), operating cash flow, and capital expenditure.

Latest 2026 SEC Filings — 10-K, 10-Q, 8-K & Form 4

FormFiling DatePeriodAnalysisSEC
8-K
Apr 1, 2026
8-K
Mar 16, 2026Analysis
8-K
Mar 12, 2026Analysis
8-K
Mar 10, 2026Analysis
8-K
Mar 9, 2026Analysis
8-K
Mar 6, 2026Analysis
8-K
Mar 3, 2026Analysis
10-K
Feb 26, 2026Dec 31, 2025Analysis
8-K
Feb 18, 2026
8-K
Feb 10, 2026
8-K
Dec 12, 2025
10-Q
Nov 7, 2025Sep 30, 2025Analysis
10-Q
Aug 5, 2025Jun 30, 2025Analysis
10-Q
May 6, 2025Mar 31, 2025Analysis
10-K
Feb 27, 2025Dec 31, 2024Analysis
10-Q
Nov 7, 2024Sep 30, 2024
10-Q
Aug 6, 2024Jun 30, 2024
10-Q
May 7, 2024Mar 31, 2024
10-K
Feb 23, 2024Dec 31, 2023
10-Q
Nov 2, 2023Sep 30, 2023
10-Q
Aug 8, 2023Jun 30, 2023
10-Q
May 9, 2023Mar 31, 2023
10-K
Feb 27, 2023Dec 31, 2022
10-Q
Nov 4, 2022Sep 30, 2022
10-Q
Aug 4, 2022Jun 30, 2022

Frequently Asked Questions

What are the latest DUK SEC filings in 2026?

Duke Energy (DUK) has filed a 10-K annual report on February 26, 2026, a 10-Q quarterly report on November 7, 2025, an 8-K current report on April 1, 2026 with the SEC. SignalX tracks every new SEC EDGAR filing daily, including 10-K, 10-Q, 8-K, and Form 4 insider transactions, with AI-powered summaries of key sections.

When did DUK file its most recent 10-K annual report?

Duke Energy (DUK) filed its most recent 10-K annual report on February 26, 2026. The 10-K includes audited financial statements, business overview, risk factors, and management discussion, all available on SignalX with AI-generated summaries and XBRL financial data.

How do I view DUK 10-Q quarterly reports?

Duke Energy (DUK)'s most recent 10-Q quarterly report was filed on November 7, 2025. SignalX displays every DUK 10-Q with AI-generated summaries of the MD&A (Management Discussion & Analysis) and Risk Factors sections, plus links to the original SEC EDGAR document.

What 8-K current reports has DUK filed recently?

Duke Energy (DUK)'s most recent 8-K was filed on April 1, 2026. 8-K filings disclose material corporate events such as earnings releases, executive changes, mergers, and other significant developments. SignalX surfaces each 8-K with item-level summaries so you can quickly see what happened.

Where can I find DUK insider trading activity (Form 4)?

SignalX aggregates every DUK Form 4 insider transaction from SEC EDGAR. Form 4 reports show when officers, directors, and 10% shareholders buy or sell company stock, with transaction code, share count, and price per share.

How often does DUK file with the SEC?

Duke Energy (DUK) files a 10-K annual report once per year (typically within 60 days of fiscal year-end) and 10-Q quarterly reports three times per year. 8-K current reports are filed as needed when material events occur, and Form 4 insider transaction reports are due within two business days of a trade. SignalX monitors SEC EDGAR daily to surface every new DUK filing with AI-powered analysis.

What is the difference between 10-K, 10-Q, and 8-K SEC filings?

A 10-K is a comprehensive annual report with audited financials, business overview, and risk factors. A 10-Q is a shorter quarterly report with unaudited financials and management discussion. An 8-K is a current report filed when a material event occurs — such as earnings releases, executive changes, acquisitions, or other significant developments. SignalX provides AI-generated summaries for all three filing types for Duke Energy (DUK).

What is DUK's SEC CIK number?

Duke Energy (DUK)'s SEC CIK (Central Index Key) number is 1326160. The CIK is a unique identifier assigned by the SEC to every filing entity. You can use CIK 1326160 to look up all DUK filings on SEC EDGAR, or browse them here on SignalX with AI-powered analysis.

Where can I find DUK return on equity (ROE) and financial data?

SignalX extracts XBRL financial data from Duke Energy (DUK) 10-K annual filings, including revenue, net income, gross profit, operating income, EPS, total assets, stockholders' equity, and operating cash flow. Return on equity (ROE) can be derived from net income divided by stockholders' equity. Multi-year financial trends are displayed in the Financial Summary table above.

Stay on top of Duke Energy SEC filings

Insider trading data, fund holdings, cross-signal detection, and AI-powered analysis for 42+ filings.