Ownership Submission
FORM 3
UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES

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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(Print or Type Responses)
1. Name and Address of Reporting Person *
  Schubert Lawrence
2. Date of Event Requiring Statement (Month/Day/Year)
03/01/2017
3. Issuer Name and Ticker or Trading Symbol
WESTLAKE CHEMICAL CORP [WLK]
(Last)
(First)
(Middle)
2801 POST OAK BLVD., SUITE 600
4. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
_____ Director _____ 10% Owner
__X__ Officer (give title below) _____ Other (specify below)
Vice President, Polyethylene
5. If Amendment, Date Original Filed(Month/Day/Year)
(Street)

HOUSTON, TX 77056
6. Individual or Joint/Group Filing(Check Applicable Line)
_X_ Form filed by One Reporting Person
___ Form filed by More than One Reporting Person
(City)
(State)
(Zip)
Table I - Non-Derivative Securities Beneficially Owned
1.Title of Security
(Instr. 4)
2. Amount of Securities Beneficially Owned
(Instr. 4)
3. Ownership Form: Direct (D) or Indirect (I)
(Instr. 5)
4. Nature of Indirect Beneficial Ownership
(Instr. 5)

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly. SEC 1473 (7-02)
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Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security
(Instr. 4)
2. Date Exercisable and Expiration Date
(Month/Day/Year)
3. Title and Amount of Securities Underlying Derivative Security
(Instr. 4)
4. Conversion or Exercise Price of Derivative Security 5. Ownership Form of Derivative Security: Direct (D) or Indirect (I)
(Instr. 5)
6. Nature of Indirect Beneficial Ownership
(Instr. 5)
Date Exercisable Expiration Date Title Amount or Number of Shares
Restricted Stock Units   (2)   (2) Common Stock 573 $ (1) D  
Restricted Stock Units   (3)   (3) Common Stock 904 $ (1) D  
Restricted Stock Units   (4)   (4) Common Stock 3,330 $ (1) D  
Restricted Stock Units   (5)   (5) Common Stock 744 $ (1) D  
Employee Option (right to buy)   (6) 02/14/2024 Common Stock 1,420 $ 63.9775 D  
Employee Option (right to buy)   (7) 02/20/2025 Common Stock 1,910 $ 68.09 D  
Employee Option (right to buy)   (8) 02/18/2026 Common Stock 2,307 $ 44.42 D  
Employee Option (right to buy)   (9) 02/17/2027 Common Stock 2,905 $ 61.865 D  

Reporting Owners

Reporting Owner Name / Address Relationships
Director 10% Owner Officer Other
Schubert Lawrence
2801 POST OAK BLVD.
SUITE 600
HOUSTON, TX 77056
      Vice President, Polyethylene  

Signatures

Lawrence Schubert by J. Iglesias POA 03/08/2017
**Signature of Reporting Person Date

Explanation of Responses:

* If the form is filed by more than one reporting person, see Instruction 5(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).
(1) Each restricted stock unit represents a contingent right to receive one share of Westlake Chemical Corporation common stock.
(2) The restricted stock units will vest three years from the date of grant (February 20, 2018).
(3) The restricted stock units will vest three years from the date of grant (February 18, 2019).
(4) The restricted stock units will vest three years from the date of grant (December 1, 2019).
(5) The restricted stock units will vest three years from the date of grant (February 17, 2020).
(6) The stock options are exercisable in three installments of 33%, 33%, and 34% on February 14, 2015, 2016 and 2017, respectively.
(7) The stock options are exercisable in three installments of 33%, 33%, and 34% on February 20, 2016, 2017 and 2018, respectively.
(8) The stock options are exercisable in three installments of 33%, 33%, and 34% on February 18, 2017, 2018 and 2019, respectively.
(9) The stock options are exercisable in three installments of 33%, 33%, and 34% on February 17, 2018, 2019 and 2020, respectively.

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