UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, DC 20549

FORM 8-K

 

CURRENT REPORT

Pursuant to Section 13 or 15(d)

of the Securities Exchange Act of 1934

 

Date of Report (Date of earliest event reported): September 30, 2026

---

VISTRA CORP.

(Exact name of registrant as specified in its charter)

---

 

(214) 812-4600

(Registrant’s telephone number, including area code)

 

N/A

(Former name or former address, if changed since last report)

---

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:

Securities registered pursuant to Section 12(b) of the Act:

 

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter).

 

Emerging growth company ☐

 

If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act.       ☐

---

On September 30, 2026, Vistra Operations Company LLC (“Borrower”), an indirect, wholly owned subsidiary of Vistra Corp. (the “Company”), entered into an amendment (the “Credit Agreement Amendment”) to that certain credit agreement (as amended, including by the Credit Agreement Amendment, the “Commodity-Linked Credit Agreement”), dated as of February 4, 2022, by and among Borrower, the lenders party thereto and Citibank, N.A., as administrative agent.

Pursuant to the Credit Agreement Amendment, effective as of September 30, 2026, the Credit Agreement was amended to, among other things, (i) extend the Revolving Credit Maturity Date (as defined in the Commodity-Linked Credit Agreement) from September 30, 2026 to September 29, 2027 and (ii) make certain other amendments consistent with the terms of the Borrower’s Corporate Credit Agreement (as defined in the Commodity-Linked Credit Agreement).

A copy of the Credit Agreement Amendment is filed as Exhibit 10.1 to this Current Report on Form 8-K (this “Current Report”) and is incorporated herein by reference. The foregoing summary of the Credit Agreement Amendment does not purport to be complete and is subject to, and qualified in its entirety by, the full text of the Credit Agreement Amendment.

 

Item 2.03.

Creation of a Direct Financial Obligation or an Obligation under an Off-Balance Sheet Arrangement of a Registrant.

The information contained in Item 1.01 of this Current Report concerning the Company’s direct financial obligations under the Credit Agreement Amendment is incorporated by reference herein.

Item 9.01.

Financial Statements and Exhibits.

(d) Exhibits

Exhibit No.	Description
10.1	Eleventh Amendment to Credit Agreement, dated September 30, 2026, by and among Vistra Operations Company LLC (as Borrower), the lenders party thereto and Citibank, N.A. (as Administrative Agent and Collateral Agent)
104	Cover Page Interactive Data File (embedded with the Inline XBRL document)

SIGNATURES

 

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned thereunto duly authorized.

---