{"schema_version":"secwatch.filing_event.v1","accession":"0001104659-23-127338","form_type":"8-K","ticker":"DUK","cik":"0001326160","company_name":"Duke Energy CORP","filed_at":"2023-12-19T23:59:59+00:00","discovered_at":"2026-05-14T18:03:28.621753+00:00","generated_at":"2026-06-07T10:23:02.353129+00:00","sec_items":["5.03","9.01"],"event_type":"other_material","sentiment":"neutral","materiality_score":0.3,"calibrated_materiality_score":0.3,"confidence":"high","headline":"Duke Energy amends by-laws with forum selection clause favoring Delaware courts","bullets":["New by-law designates Delaware Court of Chancery as exclusive venue for derivative, fiduciary duty, and internal-affairs claims.","Federal district courts in Delaware become exclusive forum for Securities Act of 1933 claims.","Board adopted the amendment on Dec 14, 2023, effective immediately.","Purpose is to avoid costs and uncertainty of parallel litigation and inconsistent rulings."],"urls":{"canonical":"https://secwatch.observer/filing/0001104659-23-127338","json":"https://secwatch.observer/filing/0001104659-23-127338.json","markdown":"https://secwatch.observer/filing/0001104659-23-127338.md","text":"https://secwatch.observer/filing/0001104659-23-127338.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1326160/000110465923127338/0001104659-23-127338-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1326160/000110465923127338/tm2333093d2_8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-07T10:23:02.353129+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":[{"claim_id":"d6c3e51461fe43182a68a8480bd8159b5a014aa2","claim":"Duke Energy CORP: Adopted forum selection by-law specifying Delaware Court of Chancery as exclusive forum for certain internal claims and federal district courts for Securities Act claims (effective 2023-12-14).","evidence_excerpt":"On December 14, 2023, the Board of Directors (the “Board”) of Duke Energy Corporation (the “Corporation”) adopted Amended and Restated By-Laws (the “By-Laws”), effective immediately. The amendments adopt a forum selection by-law","evidence_source":"SEC 8-K Item 5.03/5.05/5.06","evidence_url":"https://www.sec.gov/Archives/edgar/data/1326160/000110465923127338/0001104659-23-127338-index.htm","confidence":0.9,"family_label":"Governance Changes","details":[{"label":"Change","value":"bylaw amendment"},{"label":"Effective","value":"2023-12-14"}],"fact_type":"governance_change"}],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}