Investor Relations

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View Section 16 Filings (Form 3,4,5)
Company
(Filer Name)
Date FiledTypeView
Westlake Chemical Corp.05/03/201710-QQuarterly report which provides a continuing view of a company's financial position Download SEC Filing to Word Download SEC Filing to Excel Download SEC Filing to Adobe PDF Download XBRL Content
Westlake Chemical Corp.05/02/20178-KReport of unscheduled material events or corporate event Download SEC Filing to Word Download SEC Filing to Excel Download SEC Filing to Adobe PDF XBRL SEC Filing Unavailable
Westlake Chemical Corp.04/10/2017POSASRPOSASR Download SEC Filing to Word Download SEC Filing to Excel Download SEC Filing to Adobe PDF XBRL SEC Filing Unavailable
Westlake Chemical Corp.04/07/2017DEFA14AAdditional proxy soliciting materials - definitive Download SEC Filing to Word Download SEC Filing to Excel Download SEC Filing to Adobe PDF XBRL SEC Filing Unavailable
Westlake Chemical Corp.04/07/2017DEF 14AOfficial notification to shareholders of matters to be brought to a vote ("Proxy") Download SEC Filing to Word Download SEC Filing to Excel Download SEC Filing to Adobe PDF XBRL SEC Filing Unavailable
Westlake Chemical Corp.03/27/2017EFFECTEFFECT Download SEC Filing to Word Excel SEC Filing Unavailable Download SEC Filing to Adobe PDF XBRL SEC Filing Unavailable
Westlake Chemical Corp.03/27/2017424B5Form of prospectus disclosing information, facts, events covered in both forms 424B2, 424B3 Download SEC Filing to Word Download SEC Filing to Excel Download SEC Filing to Adobe PDF XBRL SEC Filing Unavailable
Westlake Chemical Corp.03/13/2017S-4Registration of securities issued in business combination transactions Download SEC Filing to Word Download SEC Filing to Excel Download SEC Filing to Adobe PDF XBRL SEC Filing Unavailable
Westlake Chemical Corp.
(Bender Mark Steven)
03/13/20174Statement of changes in beneficial ownership of securities Download SEC Filing to Word Excel SEC Filing Unavailable Download SEC Filing to Adobe PDF XBRL SEC Filing Unavailable
Westlake Chemical Corp.03/09/2017PRE 14AA preliminary proxy statement providing notification matters to be brought to a vote Download SEC Filing to Word Download SEC Filing to Excel Download SEC Filing to Adobe PDF XBRL SEC Filing Unavailable
Westlake Chemical Corp.
(Schubert Lawrence)
03/08/20173Initial filing by director officer or owner of more than ten percent. Download SEC Filing to Word Download SEC Filing to Excel Download SEC Filing to Adobe PDF XBRL SEC Filing Unavailable
Westlake Chemical Corp.
(BUESINGER ROBERT F.)
03/03/20174Statement of changes in beneficial ownership of securities Download SEC Filing to Word Excel SEC Filing Unavailable Download SEC Filing to Adobe PDF XBRL SEC Filing Unavailable
Westlake Chemical Corp.
(Chao Albert)
02/28/20174Statement of changes in beneficial ownership of securities Download SEC Filing to Word Excel SEC Filing Unavailable Download SEC Filing to Adobe PDF XBRL SEC Filing Unavailable
Westlake Chemical Corp.
(Ederington L. Benjamin)
02/22/20174Statement of changes in beneficial ownership of securities Download SEC Filing to Word Excel SEC Filing Unavailable Download SEC Filing to Adobe PDF XBRL SEC Filing Unavailable
Westlake Chemical Corp.
(Chao Albert)
02/22/20174Statement of changes in beneficial ownership of securities Download SEC Filing to Word Excel SEC Filing Unavailable Download SEC Filing to Adobe PDF XBRL SEC Filing Unavailable
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