467 filings
Page 7 of 24
8-K
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2 May 19
Results of Operations and Financial Condition
7:39am
DEFA14A
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5 Apr 19
Additional proxy soliciting materials
8:05am
8-K
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19 Feb 19
Results of Operations and Financial Condition
7:53am
8-K
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2 Jan 19
Westlake Chemical Closes Purchase of Nakan PVC Compounding Solutions Business
9:54am
8-K
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6 Nov 18
Westlake Chemical Corporation Reports Record Third Quarter 2018 Results
7:58am
8-K
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25 Sep 18
Westlake Chemical Announces Offer to Acquire Nakan PVC
6:06am
POSASR
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20 Sep 18
Automatic shelf registration (post-effective amendment)
4:09pm
8-K
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17 Aug 18
Westlake Chemical Appoints New Director to its Board
5:21pm
8-K
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17 Aug 18
Westlake Chemical Announces Expansion of Existing Share Repurchase Program
5:14pm
8-K
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2 Aug 18
Westlake Chemical Corporation Announces Second Quarter 2018 Results
7:51am
8-K
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26 Jul 18
Westlake Chemical Concludes Revolving Credit Agreement
4:55pm
SD
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22 May 18
Conflict minerals disclosure
4:16pm
8-K
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21 May 18
Submission of Matters to a Vote of Security Holders
4:18pm
8-K
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3 May 18
Westlake Chemical Corporation Announces Record First Quarter 2018 Results
12:00am