{"schema_version":"secwatch.filing_event.v1","accession":"0001193125-25-230840","form_type":"8-K","ticker":"VST","cik":"0001692819","company_name":"Vistra Corp.","filed_at":"2025-10-06T23:59:59+00:00","discovered_at":"2026-05-14T18:02:40.163022+00:00","generated_at":"2026-05-17T04:35:59.043481+00:00","sec_items":["1.01","2.03","9.01"],"event_type":"debt","sentiment":"neutral","materiality_score":0.45,"calibrated_materiality_score":0.45,"confidence":"high","headline":"Vistra extends revolving credit maturity to Sep 2026 and modifies borrowing base","bullets":["Vistra Operations amended its $1.75B commodity-linked credit agreement, extending the revolving credit maturity from Oct 1, 2025 to Sep 30, 2026.","The amendment also modifies the borrowing base calculation and related definitions, effective Oct 1, 2025.","No change to total revolving commitments; lenders include Citibank, JPMorgan, BofA, and others with $1.75B aggregate.","Borrower paid an upfront fee of 0.05% of each lender's commitment and all accrued interest and commitment fees."],"urls":{"canonical":"https://secwatch.observer/filing/0001193125-25-230840","json":"https://secwatch.observer/filing/0001193125-25-230840.json","markdown":"https://secwatch.observer/filing/0001193125-25-230840.md","text":"https://secwatch.observer/filing/0001193125-25-230840.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1692819/000119312525230840/0001193125-25-230840-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1692819/000119312525230840/d69542d8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-05-17T04:35:59.043481+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"}