Duke Energy Corporation

DUK Utilities · Utilities - Regulated Electric
Delayed 15 min
Last close
$118.88
Oct 16, 2026
52-week range
$112.40 — $134.49
-12% from high
Market cap
92.7B
Diluted basis
Dividend yield
3.6%
P/E
17.9
Trailing
Verdict status · Oct 16, 2026

Not yet scored

Filing.fyi has not computed forensic scores for DUK yet. Scores appear after the company's next data refresh.

No verdict yet
RED DEEP Scores pending shown after the next data refresh
Composite Health
AI synthesis · written from this company's SEC filings · not investment advice

What the filing actually says.

AI · forensic preset

The data on file contains no Beneish M-Score, Piotroski F-Score, Altman Z-Score or Fog Index, so this synthesis gives no forensic readings and makes no claim about manipulation risk or readability. Readers may want to look for those scores in a separate source before drawing conclusions. What the numbers do show is a multi-year earnings picture that is recovering. Annual net income rose to $4.97 billion in 2025 from $4.52 billion in 2024, about 10.0%, and operating income rose to $8.63 billion from $7.93 billion, about 8.8%. Net income was $1.38 billion in 2020 against $3.75 billion in 2019, a sharp dip the data does not explain. The revenue series in the data ends at 2016, so no current revenue trend can be drawn from it. In the 10-Q, the most important structural point is that the Electric Utilities and Infrastructure segment grew revenue by $738 million while its segment income fell $22 million. Fuel costs rose $321 million, and operation, maintenance and other expense rose $285 million, including a legal settlement and storm costs at Duke Energy Carolinas and Duke Energy Progress. Indiana electricity sales fell 364 GWh, about 4.4%, while Florida sales rose 248 GWh. The Other segment reported interest expense of $349 million against $318 million and a net loss of $263 million. Readers may want to look at the 10-K risk factors on relicensing of 11 reactors at six nuclear stations and on nuclear production tax credits, since the electric effective tax rate fell to 9.0% from 12.7% on higher PTC amortization.

Catalyst.According to the Q1 2026 MD&A, the main driver of Electric Utilities and Infrastructure revenue was higher pricing from rate cases, which added $202 million, plus a $286 million increase in fuel revenues tied to higher fuel rates. Management attributes the adjusted EPS increase from $1.76 to $1.93 mainly to recovery of infrastructure investments in growing jurisdictions, along with improved weather. Gas Utilities and Infrastructure operating income rose to $875 million from $487 million, largely because of the $374 million gain on the sale of Piedmont's Tennessee business. Electric Utilities and Infrastructure operating income fell $43 million to $1,843 million, and its segment income declined $22 million.

Hidden risk.The GAAP EPS increase is flattered by one-time items. Q1 2026 GAAP earnings of $1,536 million include a $171 million after-tax benefit from asset sales, offset in part by a $150 million after-tax legal and regulatory settlement charge. Excluding these items, adjusted earnings were $1,502 million. The 9.7% adjusted EPS gain ($1.93 versus $1.76) is smaller than the 11.9% GAAP gain ($1.97 versus $1.76). The 10-K risk factors also say regulators can disallow cost recovery, reduce rates if earnings exceed allowed returns, and that nuclear production tax credits could be eliminated or reduced. The data on file contains no forensic scores and no news, so this read rests only on the filings.

Market signals · from trading data, not filings

What traders are betting.

The scores above come from what DUK reports to the SEC. These readings come from how traders are positioned in its shares. They change quickly, they can be wrong, and they are not part of the verdict.
Short interest Shares sold short · reported twice a month
2.5%
of the shares available to trade
Low
0%5% · 10% · 20%25%+

The metric

Shares that traders have borrowed and sold, betting the price will fall, and not yet bought back. Brokers report the total to FINRA twice a month. Days to cover divides it by the shares that change hands on a typical day.

Shares sold short
17.8M
Change since Aug 31
+3.8%
Days to cover
4.4

What it tells us

Few traders are betting against DUK. Levels this low are common for large, widely held companies.

Little changed since the Aug 31 report (+3.8%).

At normal trading volume, short sellers would need about 4.4 days to buy back every borrowed share.

How investors use it

  • Squeeze watching. Some aggressive traders seek out heavily shorted stocks, betting that good news will force short sellers to buy back shares and push the price higher.
  • Hedging. Funds short one company to offset risk in another, often owning a stronger business and shorting a weaker one in the same industry.
  • Timing. Chart-based traders pair rising short interest with price patterns, such as a break below a level where buyers used to step in, to decide when to enter or exit.
  • Warning sign. Some owners treat a sharp rise in short interest as a red flag and respond by tightening stop-loss orders or holding smaller positions.

Lesson: short interest, explained →

Short-interest report for Sep 30, 2026, via Yahoo Finance. Reports come out about a week and a half after that date.

SEC filings · last 12 months

Annual report, quarterly reports & proxy statement

The annual report (10-K), quarterly reports (10-Q), proxy statement (DEF 14A) and current reports (8-K) Duke Energy filed in the last 12 months, each linked to the original document on SEC EDGAR.

  • Sep 25, 2026
    8-K
    Current reportItem 5.02: Departure/appointment of officers or directors; Item 8.01: Other events
    ★ Curriculum-relevant
    EDGAR →
  • Aug 5, 2026
    8-K
    Current reportItem 7.01: Regulation FD disclosure (investor materials)0
    EDGAR →
  • Aug 4, 2026
    10-Q
    Quarterly report0
    EDGAR →
  • Aug 3, 2026
    8-K
    Current reportItem 2.02: Results of operations (earnings)0
    EDGAR →
  • Jul 17, 2026
    8-K
    Current reportItem 7.01: Regulation FD disclosure (investor materials)0
    EDGAR →
  • May 5, 2026
    8-K
    Current report (2026-05-05)Item 2.02: Results of operations (earnings)0
    EDGAR →
  • May 5, 2026
    10-Q
    Quarterly report (2026-03-31)Period: 2026-03-310
    EDGAR →
  • Apr 1, 2026
    8-K
    Current report (2026-03-31)Item 2.01: Completed an acquisition or sale of assets; Item 7.01: Regulation FD disclosure (investor materials)0
    EDGAR →
  • Mar 20, 2026
    DEF 14A
    Proxy statement (2026-05-07)0
    EDGAR →
  • Mar 16, 2026
    8-K
    Current report (2026-03-16)Item 1.01: Signed a material agreement0
    EDGAR →
  • Feb 26, 2026
    10-K
    Annual report (2025-12-31)Period: 2025-12-310
    EDGAR →
Further reading · curated for this filing

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Financial Shenanigans

Howard M. Schilit

Schilit's framework for the seven shenanigan types is the standard reference for the kind of MD&A pattern-matching this site does.

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The Interpretation of Financial Statements

Benjamin Graham

The original — and still the clearest — explanation of why working-capital trends matter more than headline earnings.

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Quality of Earnings

Thornton L. O'glove

Out of print, expensive, worth it. The chapter on receivables-vs-revenue divergence applies almost word-for-word to most distressed filings.

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