WESTLAKE CORP — Director's Dealing 2020

Mar 18, 2020

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: WESTLAKE CHEMICAL CORP (WLK)
CIK: 0001262823
Period of Report: 2020-03-17

Reporting Person: TTWFGP LLC (10% Owner)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2020-03-17	Common Stock	P	9160	$30.21	Acquired	46334437	Indirect
2020-03-17	Common Stock	P	2840	$31.63	Acquired	46337277	Indirect
2020-03-17	Common Stock	P	41076	$32.51	Acquired	46378353	Indirect
2020-03-17	Common Stock	P	69003	$33.4	Acquired	46447356	Indirect
2020-03-17	Common Stock	P	42821	$34.46	Acquired	46490177	Indirect
2020-03-17	Common Stock	P	100	$35.06	Acquired	46490277	Indirect

Footnotes

F1: The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions ranging from $29.90 to $30.77, inclusive. The reporting person undertakes to provide to Westlake Chemical Corp., any security holder of Westlake Chemical Corp. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price within the ranges set forth in this footnote.

F2: The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions ranging from $30.97 to $31.97, inclusive. The reporting person undertakes to provide to Westlake Chemical Corp., any security holder of Westlake Chemical Corp. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price within the ranges set forth in this footnote.

F3: The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions ranging from $31.98 to $32.98, inclusive. The reporting person undertakes to provide to Westlake Chemical Corp., any security holder of Westlake Chemical Corp. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price within the ranges set forth in this footnote.

F4: The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions ranging from $32.99 to $33.99, inclusive. The reporting person undertakes to provide to Westlake Chemical Corp., any security holder of Westlake Chemical Corp. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price within the ranges set forth in this footnote.

F5: The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions ranging from $34.00 to $34.98, inclusive. The reporting person undertakes to provide to Westlake Chemical Corp., any security holder of Westlake Chemical Corp. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price within the ranges set forth in this footnote.

F6: TTWFGP LLC is the general partner of TTWF LP, the record holder of the securities listed in Table 1. Reporting Person has no direct pecuniary interest in the securities in Table 1. Reporting Person may be deemed to beneficially own an indirect pecuniary interest in the securities in Table 1.