{"schema_version":"secwatch.filing_event.v1","accession":"0001410578-25-002058","form_type":"8-K","ticker":"DUK","cik":"0001326160","company_name":"Duke Energy CORP","filed_at":"2025-09-11T23:59:59+00:00","discovered_at":"2026-05-14T18:02:43.674579+00:00","generated_at":"2026-05-17T06:50:35.634316+00:00","sec_items":["8.01","9.01"],"event_type":"debt","sentiment":"neutral","materiality_score":0.55,"calibrated_materiality_score":0.55,"confidence":"high","headline":"Duke Energy closes $1.75B offering of 4.95% notes due 2035 and 5.70% notes due 2055","bullets":["Issued $1B of 4.95% Senior Notes due 2035 and $750M of 5.70% Senior Notes due 2055, closed Sept 11, 2025.","Notes priced at 99.022% and 98.882% of principal; underwriters include Citi, Goldman Sachs, Mizuho, MUFG, PNC, Truist, Wells Fargo.","Underwriters paid $2.94M to Duke for expenses; terms set in Underwriting Agreement dated Sept 8, 2025.","Notes issued under June 2008 indenture; Thirty-fifth Supplemental Indenture executed; BNY Mellon as trustee."],"urls":{"canonical":"https://secwatch.observer/filing/0001410578-25-002058","json":"https://secwatch.observer/filing/0001410578-25-002058.json","markdown":"https://secwatch.observer/filing/0001410578-25-002058.md","text":"https://secwatch.observer/filing/0001410578-25-002058.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1326160/000141057825002058/0001410578-25-002058-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1326160/000141057825002058/tm2524574d4_8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-05-17T06:50:35.634316+00:00"},"review":{"review_status":"machine_generated","human_reviewed":false,"corrected":false,"correction_note":null,"correction_timestamp":null,"superseded_by":null,"related_filings":[]},"source_grounded_claims":[],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}