{"schema_version":"secwatch.filing_event.v1","accession":"0001326160-25-000013","form_type":"8-K","ticker":"DUK","cik":"0001326160","company_name":"Duke Energy CORP","filed_at":"2025-02-03T23:59:59+00:00","discovered_at":"2026-05-14T18:03:03.307603+00:00","generated_at":"2026-05-27T03:55:38.334187+00:00","sec_items":["9.01"],"event_type":"regulatory","sentiment":"negative","materiality_score":0.7,"calibrated_materiality_score":0.7,"confidence":"high","headline":"Duke Energy Indiana rate case approved at $296M revenue increase vs requested $492M","bullets":["Approved $296M revenue increase (16.2% requested) with 9.75% ROE versus requested 10.5%.","Step 1 rates effective March 2025; Step 2 in March 2026 retroactive to January 2026.","Rate base approved $12.0B as of June 2024 and $12.5B as of December 2025.","Reduction from $492M request primarily due to lower ROE and depreciation adjustments."],"urls":{"canonical":"https://secwatch.observer/filing/0001326160-25-000013","json":"https://secwatch.observer/filing/0001326160-25-000013.json","markdown":"https://secwatch.observer/filing/0001326160-25-000013.md","text":"https://secwatch.observer/filing/0001326160-25-000013.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1326160/000132616025000013/0001326160-25-000013-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/81020/000132616025000013/duk-20250129.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-05-27T03:55:38.334187+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"}