{"schema_version":"secwatch.filing_event.v1","accession":"0001193125-24-251248","form_type":"8-K","ticker":"VST","cik":"0001692819","company_name":"Vistra Corp.","filed_at":"2024-11-05T23:59:59+00:00","discovered_at":"2026-05-14T18:03:09.249677+00:00","generated_at":"2026-05-30T05:24:19.584051+00:00","sec_items":["5.03","9.01"],"event_type":"other_material","sentiment":"neutral","materiality_score":0.1,"calibrated_materiality_score":0.1,"confidence":"low","headline":"Vistra adopts amended bylaws with procedural and proxy access changes","bullets":["Board approved Amended and Restated Bylaws effective October 30, 2024.","Amendments revise stockholder nomination and proposal procedures and add proxy access provisions.","Updates reflect Delaware General Corporation Law changes for stockholder lists and meeting adjournment.","Changes are procedural and administrative, including technical and conforming updates."],"urls":{"canonical":"https://secwatch.observer/filing/0001193125-24-251248","json":"https://secwatch.observer/filing/0001193125-24-251248.json","markdown":"https://secwatch.observer/filing/0001193125-24-251248.md","text":"https://secwatch.observer/filing/0001193125-24-251248.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1692819/000119312524251248/0001193125-24-251248-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1692819/000119312524251248/d897756d8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-05-30T05:24:19.584051+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"}