WESTLAKE CORP — Director's Dealing 2015

Aug 25, 2015

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: WESTLAKE CHEMICAL CORP (WLK)
CIK: 0001262823
Period of Report: 2015-08-21

Reporting Person: RILEY H JOHN JR (Director)

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2015-08-21	Restricted Stock Units	$	A	1809	Acquired	2025-08-21	Common Stock (1809)	Direct

Footnotes

F1: Each restricted stock unit represents a contingent right to receive one share of Issuer's common stock.

F2: The restricted stock units will vest in installments of 33%, 33% and 34% on August 21, 2016, 2017, and 2018, respectively.