secwatch.observer — SEC 8-K summary
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Issuer:     Vistra Corp. (VST)
CIK:        0001692819
Form:       8-K
Filed at:   2026-11-09T21:22:29+00:00
Accession:  0001140361-26-042795
Event type: other
Sentiment:  neutral
Materiality: 0.10
Item codes: 8.01, 9.01
LLM model:  deepseek-v4.1-flash:cloud@v2

Vistra files shelf prospectus supplement; 8-K carries only Latham & Watkins legality opinion
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- Prospectus supplement filed Nov 9, 2026 to Vistra's automatic shelf registration on Form S-3 (No. 333-298811); security type, size and pricing not stated in the 8-K.
- 8-K filed solely to include the Latham & Watkins LLP opinion on legality of the securities (Exhibit 5.1) and its consent (Exhibit 23.1).
- No offering terms, use of proceeds, interest rate, maturity or underwriting details disclosed; signed by EVP and CFO Kristopher E. Moldovan.
- Investors must read the separate prospectus supplement for actual deal terms; this filing adds no financial or operational news.

Source:
  EDGAR index:    https://www.sec.gov/Archives/edgar/data/1692819/000114036126042795/0001140361-26-042795-index.htm
  Primary doc:    https://www.sec.gov/Archives/edgar/data/1692819/000114036126042795/ef20085053_8k.htm
  HTML page:      https://secwatch.observer/filing/0001140361-26-042795

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