Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 FOR THE FISCAL YEAR ENDED DECEMBER 31, 2020 — OR — ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from __ to __ 6555 Sierra Drive Irving, Texas 75039 (214) 812-4600 (Address of principal executive offices) (Zip Code) (Registrant's telephone number, includ ...

N o v e m b e r 4 , 2 0 2 0 Third Quarter 2020 R E S U L T S SAFE HARBOR STATEMENTS Cautionary Note Regarding Forward-Looking Statements The information presented herein includes forward-looking statements within the meaning of the Private Securities Litigation Reform Act of 1995. These forward-looking statements, which are based on current expectations, estimates and projections about the industry and markets in which Vistra Corp. ("Vistra") operates and beliefs of and assumptions made by Vistra's manageme ...

Vistra Corp (NYSE:VST) Q3 2020 Results Conference Call November 4, 2020 8:00 AM ET Company Participants Molly Sorg - IR Curt Morgan - CEO Scott Hudson - EVP and President-Retail David Campbell - CFO James Burke - COO Conference Call Participants Shahriar Pourreza - Guggenheim Julien Dumoulin - Bank of America Steve Fleishman - Wolfe Research Operator Ladies and gentlemen, thank you for standing by, and welcome to this Vistra Third Quarter 2020 Results Conference Call. After the speakers' presentation, ther ...

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 FOR THE QUARTERLY PERIOD ENDED SEPTEMBER 30, 2020 — OR — ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from __ to __ Commission File Number 001-38086 Vistra Corp. (Exact name of registrant as specified in its charter) Delaware 36-4833255 (State or oth ...

S e p t e m b e r 2 9 , 2 0 2 0 Investor Presentation SAFE HARBOR STATEMENTS Cautionary Note Regarding Forward-Looking Statements The information presented herein includes forward-looking statements within the meaning of the Private Securities Litigation Reform Act of 1995. These forward-looking statements, which are based on current expectations, estimates and projections about the industry and markets in which Vistra Corp. ("Vistra") operates and beliefs of and assumptions made by Vistra's management, inv ...

Vistra Corp (NYSE:VST) Q2 2020 Earnings Conference Call August 5, 2020 8:00 AM ET Company Participants Molly Sorg - IR Curt Morgan - CEO David Campbell - CFO Jim Burke - COO Conference Call Participants James Kennedy - Guggenheim Securities Julien Dumoulin-Smith - Bank of America Merrill Lynch Michael Weinstein - Credit Suisse Jonathan Arnold - Vertical Research Partners Operator Ladies and gentlemen, thank you for standing by, and welcome to the Vistra Second Quarter 2020 Results Conference Call. [Operator ...

A u g u s t 5 , 2 0 2 0 Second Quarter 2020 R E S U L T S SAFE HARBOR STATEMENTS Cautionary Note Regarding Forward-Looking Statements The information presented herein includes forward-looking statements within the meaning of the Private Securities Litigation Reform Act of 1995. These forward-looking statements, which are based on current expectations, estimates and projections about the industry and markets in which Vistra Corp. ("Vistra") operates and beliefs of and assumptions made by Vistra's management, ...

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Table of Contents FORM 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 — OR — ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from __ to __ Commission File Number 001-38086 Vistra Corp. (Exact name of registrant as specified in its charter) Delaware 36-4833255 (State or other jurisdiction of incorporation or organization) ...

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 FOR THE QUARTERLY PERIOD ENDED MARCH 31, 2020 — OR — ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from __ to __ Commission File Number 001-38086 Vistra Energy Corp. (Exact name of registrant as specified in its charter) Delaware 36-4833255 (State or ...

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 FOR THE FISCAL YEAR ENDED DECEMBER 31, 2019 — OR — ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from __ to __ Commission File Number 001-38086 Vistra Energy Corp. (Exact name of registrant as specified in its charter) Delaware 36-4833255 (State or other ...