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Stocks/VST/SEC Filings/424B2 Sep 14, 2026

VST 424B2: Secondary offering

Filed with the SEC on Sep 14, 2026 · accession 0001140361-26-036415

VST filed a 424B2 (prospectus (offering)) with the SEC on Sep 14, 2026. The final terms of an offering of shares or bonds. The stock moved -5.2% by the first close after the filing.

Summary of the filing

Vistra Operations Co LLC is offering $1.5 billion in junior subordinated notes due 2057, consisting of $850 million of 7.000% Series A notes and $650 million of 7.250% Series B notes, guaranteed by Vistra Corp.

For details, click here →How to read a 424B2 →

Key details

Total offering amount$1.5B
Series A Junior Subordinated Notes amount$850.0M
Series B Junior Subordinated Notes amount$650.0M
IssuerVistra Operations Company LLC
GuarantorVistra Corp.

How VST stock reacted

Close before

$148.38

Sep 11, 2026

First close after

-5.16%

$140.73

5 trading days

-5.20%

$140.67

Since filing

-23.92%

$112.89

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Frequently asked questions

What did VST file with the SEC on Sep 14, 2026?

VST filed a 424B2 (Secondary offering). Vistra Operations Co LLC is offering $1.5 billion in junior subordinated notes due 2057, consisting of $850 million of 7.000% Series A notes and $650 million of 7.250% Series B notes, guaranteed by Vistra Corp.

What does a secondary offering mean for VST stock?

New shares dilute existing holders and are often sold at a discount to the market price.

How do I read a 424B2?

The final terms of an offering of shares or bonds. Look at price, number of shares and the discount to the market price. Large offerings dilute existing shareholders.

Why are SEC filings important?

Public companies must tell the SEC about anything that can change their value — results, leadership changes, big deals, new shares, bankruptcy. Filings are the official source, often before the news. A 424B2 (prospectus (offering)): The final terms of an offering of shares or bonds.

How did VST stock react to this filing?

VST closed at $148.38 before the filing and $140.73 on Sep 14, 2026 (-5.16%). Five trading days later: $140.67 (-5.20%).

Other VST SEC filings

  • 8-K · SEC filingNov 6, 2026
  • 8-K · AcquisitionNov 5, 2026
  • 8-K · Material agreementOct 5, 2026
  • 8-K · Material agreementSep 24, 2026
  • 424B5 · Secondary offeringSep 10, 2026
  • 10-Q · SEC filingAug 10, 2026
  • 8-K · SEC filingAug 7, 2026
  • 8-K · Material agreementJul 16, 2026
  • 8-K · Contract winJul 14, 2026
  • 8-K · Material agreementJun 30, 2026

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Source: SEC EDGAR filing 0001140361-26-036415. The summary and key details are extracted by SEPT from the filing and may contain errors. Price reaction uses daily closing prices. Not financial advice.