DUK US Equity

Duke Energy CORP

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Utilities · Electric & Other Services Combined · CIK 1326160 · FY ends Dec 31

$119.85

-2.84 (-2.31%)

USD · as of 2026-08-21 · marketstack

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8-K & ownership events Filings index (FLNG)

Documents (DOC)Legal & controls (LGCT)

Documents

6 of 6 10-Ks readable here

Period end	Filed	Form	Read here	EDGAR
2025-12-31	2026-02-26	10-K	read · risk factors · MD&A	index · original · 0001326160-26-000014
2024-12-31	2025-02-27	10-K	read · risk factors · MD&A	index · original · 0001326160-25-000072
2023-12-31	2024-02-23	10-K	read · risk factors · MD&A	index · original · 0001326160-24-000037
2022-12-31	2023-02-27	10-K	read · risk factors · MD&A	index · original · 0001326160-23-000073
2021-12-31	2022-02-24	10-K	read · risk factors · MD&A	index · original · 0001326160-22-000072
2020-12-31	2021-02-25	10-K	read · risk factors · MD&A	index · original · 0001326160-21-000063

▾Risk registerwhich risk-factor headings appeared in which year

33 captions · 6 filings

Descriptive and within-name: this is what changed in the wording of one firm's own filings.

33 captions across 6 filings7 added4 dropped22 in every year6 of 6 10-Ks on file are cached here

2020	2021	2022	2023	2024	2025	Years
·	·	·	·	·	●	1
·	·	·	·	·	●	1
·	·	·	·	·	●	1
·	·	·	·	·	●	1
·	·	·	·	·	●	1
·	●	●	●	●	●	5 rw
·	●	●	●	●	●	5
●	●	●	●	·	·	4 rw
●	●	●	●	●	·	5
●	·	·	·	·	·	1
●	·	·	·	·	·	1
●	●	●	●	●	●	6
●	●	●	●	●	●	6
●	●	●	●	●	●	6
●	●	●	●	●	●	6
●	●	●	●	●	●	6
●	●	●	●	●	●	6
●	●	●	●	●	●	6
●	●	●	●	●	●	6
●	●	●	●	●	●	6 rw
●	●	●	●	●	●	6
●	●	●	●	●	●	6
●	●	●	●	●	●	6
●	●	●	●	●	●	6
●	●	●	●	●	●	6
●	●	●	●	●	●	6 rw
●	●	●	●	●	●	6
●	●	●	●	●	●	6 rw
●	●	●	●	●	●	6
●	●	●	●	●	●	6
●	●	●	●	●	●	6
●	●	●	●	●	●	6
●	●	●	●	●	●	6

Risk-factor caption

2020

2021

2022

2023

2024

2025

Years

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5 rw

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4 rw

●

6 rw

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6 rw

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6 rw

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The filer's own 10-K text · 6 filings read

Rows are the filing's own headings, verbatim — nothing is summarized or generated.

A blank cell means the filer did not print that heading that year — not that the risk ended.

Gates: 5+ captions · 50% of Item 1A · match at Jaccard 0.6.

▾Filing languagedocument length, negation and hedging — chart it against price on GRAPH

6 filings measured

Descriptive and within-name: this is what changed in the wording of one firm's own filings.

Filed	Period end	Document words	Item 1A words	Negation / 10k	Hedging / 10k	Filing
2021-02-25	2020-12-31	118,194	7,993	44.67	91.88	read · EDGAR ↗
2022-02-24	2021-12-31	113,191	8,811	44.53	91.35	read · EDGAR ↗
2023-02-27	2022-12-31	108,296	9,091	43.68	92.52	read · EDGAR ↗
2024-02-23	2023-12-31	113,584	9,321	42.52	88.74	read · EDGAR ↗
2025-02-27	2024-12-31	115,540	9,848	39.55	90.88	read · EDGAR ↗
2026-02-26	2025-12-31	114,701	10,285	40.37	88.67	read · EDGAR ↗

plot against the price on GRAPH: Document length · Item 1A length · Negation per 10k words · Hedging per 10k words

The filer's own 10-K text · 6 filings measured

House wordlists, not a licensed dictionary and not tuned against returns.

9 negation words · 40 hedging words — hover to read both lists.

Each point sits at its filing date and is held flat until the next filing.

DUK US Equity☆

Documents

▾Risk registerwhich risk-factor headings appeared in which year

▾Filing languagedocument length, negation and hedging — chart it against price on GRAPH

DUK US Equity