{"schema_version":"secwatch.filing_event.v1","accession":"0001193125-24-189392","form_type":"8-K","ticker":"VST","cik":"0001692819","company_name":"Vistra Corp.","filed_at":"2024-07-31T23:59:59+00:00","discovered_at":"2026-05-14T18:03:14.134902+00:00","generated_at":"2026-05-31T14:25:57.168860+00:00","sec_items":["8.01"],"event_type":"other_material","sentiment":"positive","materiality_score":0.75,"calibrated_materiality_score":0.75,"confidence":"high","headline":"Vistra clears 10,255 MW in PJM capacity auction at $273.45/MW-day for 2025/2026","bullets":["Cleared 10,255 MW in PJM 2025/2026 capacity auction at weighted avg price of $273.45/MW-day.","Most zones cleared at $270/MW-day; Dominion zone (DOM) cleared at $444/MW-day for 208 MW.","Auction results support Vistra's capacity revenues for the planning year starting June 2025."],"urls":{"canonical":"https://secwatch.observer/filing/0001193125-24-189392","json":"https://secwatch.observer/filing/0001193125-24-189392.json","markdown":"https://secwatch.observer/filing/0001193125-24-189392.md","text":"https://secwatch.observer/filing/0001193125-24-189392.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1692819/000119312524189392/0001193125-24-189392-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1692819/000119312524189392/d828589d8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-05-31T14:25:57.168860+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"}