Sec Form 4 Filing - BROOKFIELD ASSET MANAGEMENT INC. @ Vistra Energy Corp. - 2019-12-03

FORM 4 Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(h) of the Investment Company Act of 1940

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1. Name and Address of Reporting Person BROOKFIELD ASSET MANAGEMENT INC. 2. Issuer Name and Ticker or Trading Symbol Vistra Energy Corp. [ VST] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) _____ Director X __ 10% Owner _____ Officer (give title below) _____ Other (specify below) (Last) (First) (Middle) BROOKFIELD PLACE, 181 BAY STREET, SUITE 300 PO BOX 762 3. Date of Earliest Transaction (MM/DD/YY) 12/03/2019 (Street) NEW YORK, NY10281-1023 4. If Amendment, Date Original Filed (MM/DD/YY) 6. Individual or Joint/Group Filing (Check Applicable Line) _____ Form filed by One Reporting Person __ X __ Form filed by More than One Reporting Person (City) (State) (Zip)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned 1.Title of Security (Instr. 3) 2. Transaction Date (MM/DD/YY) 2A. Deemed Execution Date, if any (MM/DD/YY) 3. Transaction Code (Instr. 8) 4. Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5) 5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4) 6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 7. Nature of Indirect Beneficial Ownership (Instr. 4) Code V Amount (A) or (D) Price Common Stock, par value $0.01 per share 12/03/2019 S 20,801,471 ( 4 ) D $ 25.65 48,066,771 ( 5 ) I See Footnotes ( 1 ) ( 2 ) ( 3 ) ( 6 ) ( 7 ) ( 8 )

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned ( e.g. , puts, calls, warrants, options, convertible securities) 1. Title of Derivative Security (Instr. 3) 2. Conversion or Exercise Price of Derivative Security 3. Transaction Date (MM/DD/YY) 3A. Deemed Execution Date, if any (MM/DD/YY) 4. Transaction Code (Instr. 8) 5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4, and 5) 6. Date Exercisable and Expiration Date (MM/DD/YY) 7. Title and Amount of Underlying Securities (Instr. 3 and 4) 8. Price of Derivative Security (Instr. 5) 9. Number of Derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4) 10. Ownership Form of Derivative Security: Direct (D) or Indirect (I) (Instr. 4) 11. Nature of Indirect Beneficial Ownership (Instr. 4) Code V (A) (D) Date Exercisable Expiration Date Title Amount or Number of Shares

Reporting Owners Reporting Owner Name / Address Relationships Director 10% Owner Officer Other BROOKFIELD ASSET MANAGEMENT INC. BROOKFIELD PLACE, 181 BAY STREET SUITE 300 PO BOX 762 NEW YORK, NY10281-1023 X Partners Ltd BROOKFIELD PLACE 181 BAY STREET, SUITE 300 TORONTO, A6M5J2T3 X Brookfield Private Equity Inc. BROOKFIELD PLACE 181 BAY STREET, SUITE 300 TORONTO, A6M2J2T3 X Brookfield US Inc. BROOKFIELD PLACE 200 VESEY STREET NEW YORK, NY10281-1023 X Brookfield Private Equity Direct Investments Holdings LP BROOKFIELD PLACE 200 VESEY STREET NEW YORK, NY10281-1023 X Brookfield Private Equity Holdings LLC BROOKFIELD PLACE 200 VESEY STREET NEW YORK, NY10281-1023 X Brookfield Titan Holdings LP BROOKFIELD PLACE 200 VESEY STREET NEW YORK, NY10281-1023 X Titan Co-Investment GP, LLC BROOKFIELD PLACE 200 VESEY STREET NEW YORK, NY10281-1023 X Brookfield Private Equity Group Holdings LP BROOKFIELD PLACE 181 BAY STREET, SUITE 300 TORONTO, A6M2J2T3 X Brookfield Capital Partners Ltd. BROOKFIELD PLACE 181 BAY STREET, SUITE 300 TORONTO, A6M2J2T3 X Signatures BROOKFIELD ASSET MANAGEMENT INC. By: /s/ Katayoon Sarpash Name: Katayoon Sarpash Title: Vice President 12/05/2019 Signature of Reporting Person Date

Explanation of Responses:

( 1 )See Exhibit 99.1 for text of footnote (1). ( 2 )See Exhibit 99.1 for text of footnote (2). ( 3 )See Exhibit 99.1 for text of footnote (3). ( 4 )See Exhibit 99.1 for text of footnote (4). ( 5 )See Exhibit 99.1 for text of footnote (5). ( 6 )See Exhibit 99.1 for text of footnote (6). ( 7 )See Exhibit 99.1 for text of footnote (7). ( 8 )See Exhibit 99.1 for text of footnote (8).

Remarks: This Form 4 is being filed by Designated Filer Brookfield Asset Management Inc. in two parts due to the technical limitation on the number of reporting persons per filing. This filing is part one of two. Exhibit 99.1 (Form 4 Footnotes) and Exhibit 99.2 (Joint Filer Information) are incorporated herein by reference.

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.

* If the form is filed by more than one reporting person, see Instruction 4(b)(v).

** Intentional misstatements or omissions of facts constitute Federal Criminal Violations. See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).

Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
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