32 results
8-K
EX-99.1
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19 Feb 19
Results of Operations and Financial Condition
7:53am
8-K
EX-99.1
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2 Jan 19
Westlake Chemical Closes Purchase of Nakan PVC Compounding Solutions Business
9:54am
8-K
EX-99.1
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25 Sep 18
Westlake Chemical Announces Offer to Acquire Nakan PVC
6:06am