---
schema_version: "secwatch.filing_event.v1"
accession: "0001104659-26-091159"
form_type: "8-K"
ticker: "DUK"
cik: "0001326160"
company_name: "Duke Energy CORP"
filed_at: "2026-08-05T20:31:05+00:00"
generated_at: "2026-08-05T20:32:06.780518+00:00"
event_type: "regulatory"
sentiment: "neutral"
materiality_score: 0.7
calibrated_materiality_score: 0.7
confidence: "high"
source: SEC EDGAR
---

# Duke Energy Progress files comprehensive rate case settlement with NCUC; reduces requested revenue increase to $338M

## Summary
- Settlement reduces two-year revenue increase from $729M to $338M, an average annual rate increase of 3.4%.
- ROE set at 9.8% with 53% equity; historic rate base ~$17.8B; MYRP includes $3.4B capital.
- One-time pre-tax charges of ~$30M in 2026, treated as special items, excluded from adjusted earnings.
- DEP agrees to $120M annual PTC flowback to customers (up from $40M) and $10M shareholder contribution to bill assistance.

## SEC filing metadata
- accession: 0001104659-26-091159
- form_type: 8-K
- ticker: DUK
- cik: 0001326160
- company_name: Duke Energy CORP
- filed_at: 2026-08-05T20:31:05+00:00
- event_type: regulatory
- sentiment: neutral
- materiality_score: 0.7
- calibrated_materiality_score: 0.7
- confidence: high
- sec_items: 7.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1326160/000110465926091159/0001104659-26-091159-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/17797/000110465926091159/tm2622337d1_8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001104659-26-091159
- JSON: https://secwatch.observer/filing/0001104659-26-091159.json
- Plain text: https://secwatch.observer/filing/0001104659-26-091159.txt

This AI-assisted summary is a reading aid. Review the linked SEC EDGAR filing before relying on any specific claim.