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WESTLAKE CORP Director's Dealing 2012

Jun 8, 2012

30551_dirs_2012-06-08_06ef09c6-159a-4423-a4a3-9c9dd585c092.zip

Director's Dealing

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SEC Form 3 — Initial Statement of Beneficial Ownership

Issuer: WESTLAKE CHEMICAL CORP (WLK)
CIK: 0001262823
Period of Report: 2012-06-01

Reporting Person: Teel Lawrence E. (Vice President, Olefins)

Holdings (Derivative)

Security Exercise Price Expiration Underlying Shares Ownership
Employee Option (right to buy) $20.525 2020-02-26 Common Stock (520) Direct
Employee Option (right to buy) $45.83 2021-02-18 Common Stock (669) Direct
Employee Option (right to buy) $60.11 2022-02-17 Common Stock (1347) Direct