secwatch.observer — SEC 8-K summary ====================================== Issuer: Duke Energy CORP (DUK) CIK: 0001326160 Form: 8-K Filed at: 2026-03-09T23:59:59+00:00 Accession: 0001104659-26-024945 Event type: debt Sentiment: neutral Materiality: 0.60 Item codes: 8.01, 9.01 LLM model: deepseek-v4-flash:cloud@v2 Duke Energy launches $1B convertible note offering due 2029 to refinance maturing debt -------------------------------------------------------------------------------- - Offers $1B aggregate principal of convertible senior notes due 2029; underwriters may purchase additional $150M. - Net proceeds to repay $1.725B of existing 4.125% convertible notes maturing April 15, 2026. - Final observation period for existing convertible notes began March 9, 2026; could affect common stock prices. - Notes are unsecured, unsubordinated, convertible into cash and/or common stock upon satisfaction of conditions. Source: EDGAR index: https://www.sec.gov/Archives/edgar/data/1326160/000110465926024945/0001104659-26-024945-index.htm Primary doc: https://www.sec.gov/Archives/edgar/data/1326160/000110465926024945/tm268071d2_8k.htm HTML page: https://secwatch.observer/filing/0001104659-26-024945 License: Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer