{"filing":{"accession_number":"0001140361-26-037577","cik":"0001692819","ticker":"VST","company_name":"Vistra Corp.","form":"8-K","filing_date":"2026-09-24","report_date":"2026-09-24","primary_document":"ef20082680_8k.htm","primary_document_url":"https://www.sec.gov/Archives/edgar/data/1692819/000114036126037577/ef20082680_8k.htm"},"events":[{"id":34959,"run_id":32191,"accession_number":"0001140361-26-037577","anchor_item_number":"1.01","event_type":"debt_issuance","event_domain":"financial","is_material":true,"confidence":0.95,"summary":"Vistra Operations completed an underwritten public offering of $1.5 billion in aggregate principal amount of junior subordinated notes ($850 million Series A at 7.000% and $650 million Series B at 7.250%, both due 2057), guaranteed by Vistra. The offering was conducted pursuant to an Underwriting Agreement dated September 10, 2026, with multiple underwriters including Barclays, BofA, Mizuho, MUFG, and Truist.","company_name":"Vistra Corp.","ticker":"VST","filing_date":"2026-09-24","form":"8-K","submitted_at":null,"items":[{"id":38853,"accession_number":"0001140361-26-037577","item_number":"1.01","item_title":null,"event_type":"debt_issuance","event_domain":"financial","is_material":true,"confidence":0.98,"reasoning":"Vistra Operations completed an underwritten public offering of $1.5 billion in aggregate principal amount of junior subordinated notes ($850 million Series A at 7.000% and $650 million Series B at 7.250%, both due 2057), guaranteed by Vistra. This is a material creation of direct financial obligations disclosed under Item 1.01, creating new debt instruments with defined terms and a 31-year maturity.","classifier_version":"claude-haiku-4-5-20251001+prompt-a85dd512","taxonomy_version":"v1.3","classified_at":"2026-09-24T21:14:38.299807+00:00","company_name":"","ticker":null,"filing_date":""},{"id":38854,"accession_number":"0001140361-26-037577","item_number":"8.01","item_title":null,"event_type":"debt_issuance","event_domain":"financial","is_material":true,"confidence":0.85,"reasoning":"The filing discloses the sale of securities pursuant to an Underwriting Agreement dated September 10, 2026, with multiple underwriters (Barclays, BofA, Mizuho, MUFG, Truist) and references to a Registration Statement. The language \"Securities were sold\" and the formal underwriting structure indicate a material debt or equity issuance. While the specific instrument type is not explicitly stated in this excerpt, the underwriting agreement and legal opinion structure is consistent with a debt offering, which would constitute a material creation of a direct financial obligation.","classifier_version":"claude-haiku-4-5-20251001+prompt-a85dd512","taxonomy_version":"v1.3","classified_at":"2026-09-24T21:14:38.299807+00:00","company_name":"","ticker":null,"filing_date":""}]}],"classifications":[{"id":38853,"accession_number":"0001140361-26-037577","item_number":"1.01","item_title":null,"event_type":"debt_issuance","event_domain":"financial","is_material":true,"confidence":0.98,"reasoning":"Vistra Operations completed an underwritten public offering of $1.5 billion in aggregate principal amount of junior subordinated notes ($850 million Series A at 7.000% and $650 million Series B at 7.250%, both due 2057), guaranteed by Vistra. This is a material creation of direct financial obligations disclosed under Item 1.01, creating new debt instruments with defined terms and a 31-year maturity.","classifier_version":"claude-haiku-4-5-20251001+prompt-a85dd512","taxonomy_version":"v1.3","classified_at":"2026-09-24T21:14:38.299807+00:00","company_name":"Vistra Corp.","ticker":"VST","filing_date":"2026-09-24"},{"id":38854,"accession_number":"0001140361-26-037577","item_number":"8.01","item_title":null,"event_type":"debt_issuance","event_domain":"financial","is_material":true,"confidence":0.85,"reasoning":"The filing discloses the sale of securities pursuant to an Underwriting Agreement dated September 10, 2026, with multiple underwriters (Barclays, BofA, Mizuho, MUFG, Truist) and references to a Registration Statement. The language \"Securities were sold\" and the formal underwriting structure indicate a material debt or equity issuance. While the specific instrument type is not explicitly stated in this excerpt, the underwriting agreement and legal opinion structure is consistent with a debt offering, which would constitute a material creation of a direct financial obligation.","classifier_version":"claude-haiku-4-5-20251001+prompt-a85dd512","taxonomy_version":"v1.3","classified_at":"2026-09-24T21:14:38.299807+00:00","company_name":"Vistra Corp.","ticker":"VST","filing_date":"2026-09-24"}]}