secwatch.observer — SEC 8-K summary ====================================== Issuer: Vistra Corp. (VST) CIK: 0001692819 Form: 8-K Filed at: 2026-09-24T21:13:57+00:00 Accession: 0001140361-26-037577 Event type: debt Sentiment: neutral Materiality: 0.55 Item codes: 1.01, 8.01, 9.01 LLM model: deepseek-v4-flash:cloud@v2 Vistra completes $1.5B junior subordinated notes offering due 2057 ------------------------------------------------------------------ - Issued $850M of 7.000% Series A and $650M of 7.250% Series B junior subordinated notes, both due 2057. - Notes issued by Vistra Operations Company LLC, fully and unconditionally guaranteed by Vistra Corp. - Sale closed September 24, 2026 under Form S-3 registration; underwriters led by Barclays, BofA, Mizuho, MUFG, Truist. - Indenture with Wilmington Trust as trustee; details incorporated from prospectus supplement dated September 10, 2026. Source: EDGAR index: https://www.sec.gov/Archives/edgar/data/1692819/000114036126037577/0001140361-26-037577-index.htm Primary doc: https://www.sec.gov/Archives/edgar/data/1692819/000114036126037577/ef20082680_8k.htm HTML page: https://secwatch.observer/filing/0001140361-26-037577 License: Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer