{"schema_version":"secwatch.filing_event.v1","accession":"0001104659-26-025530","form_type":"8-K","ticker":"DUK","cik":"0001326160","company_name":"Duke Energy CORP","filed_at":"2026-03-10T23:59:59+00:00","discovered_at":"2026-05-14T18:02:34.808892+00:00","generated_at":"2026-05-15T15:36:57.143564+00:00","sec_items":["8.01","9.01"],"event_type":"debt","sentiment":"neutral","materiality_score":0.65,"calibrated_materiality_score":0.65,"confidence":"high","headline":"Duke Energy prices upsized $1.3B 3.000% convertible notes due 2029 to refinance existing debt","bullets":["Upsized private placement of $1.3B in 3.000% convertible senior notes due 2029, increased from $1B.","Initial conversion price ~$160.57/share, a 22.5% premium over March 9 closing price.","Net proceeds ~$1.29B (or ~$1.48B if option exercised) to repay $1.725B of 4.125% convertible notes maturing April 15, 2026.","Interest 3.000% paid semi-annually; maturity March 15, 2029; holders may require repurchase on fundamental change.","Initial purchasers have option to buy additional $200M notes; closing expected March 12, 2026."],"urls":{"canonical":"https://secwatch.observer/filing/0001104659-26-025530","json":"https://secwatch.observer/filing/0001104659-26-025530.json","markdown":"https://secwatch.observer/filing/0001104659-26-025530.md","text":"https://secwatch.observer/filing/0001104659-26-025530.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1326160/000110465926025530/0001104659-26-025530-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1326160/000110465926025530/tm268071d3_8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-05-15T15:36:57.143564+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"}