Skip to main content
WESTLAKE CORP logo

WESTLAKE CORP — Investor Relations & Filings

Ticker · WLK ISIN · US9604131022 LEI · GOXNEVUM0LL78B1OS344 US Manufacturing
Open in API
Filings indexed 1,312 across all filing types
Latest filing 2016-06-10 Proxy Solicitation & In…
Country US United States of America
Listing US WLK

About WESTLAKE CORP

https://www.westlake.com/

Westlake Corporation is a global manufacturer and supplier of materials and innovative products. The company's core business involves the production of petrochemicals, polymers, and fabricated building products. These materials serve as essential components for a wide range of applications and are utilized in vital solutions across diverse sectors, including packaging, healthcare, automotive, consumer goods, and building and construction. Westlake's operations are structured around key product areas, such as olefins and vinyls, which provide the foundational building blocks for numerous everyday items.

Recent filings

Filing Released Lang Actions
DFAN14A
Proxy Solicitation & Information Statement
2016-06-10 English
8-K
Merger & Acquisition Classification · 100% confidence The document is a Form 8-K current report filed with the SEC by Westlake Chemical Corporation dated June 10, 2016. It announces the execution of a merger agreement with Axiall Corporation and includes references to a joint press release, employee communication, and an investor presentation attached as exhibits. The content focuses on the announcement of a merger transaction and related communications, including forward-looking statements and proxy solicitation information. There are no detailed financial statements or comprehensive financial analysis included in the text. The primary purpose is to disclose a significant corporate event (merger agreement) and provide related investor materials. This fits the definition of a Merger & Acquisition (MA) filing, which covers merger, acquisition, and tender-offer filings such as Form 8-K announcements related to mergers.
2016-06-10 English
SD
Regulatory Filings Classification · 95% confidence The document is a Form SD filed with the SEC, titled 'Specialized Disclosure Report' for Westlake Chemical Corporation. It specifically addresses conflict minerals disclosure pursuant to Rule 13p-1 under the Securities Exchange Act for the year ended December 31, 2015. The content focuses on conflict minerals inquiry and supplier confirmations, which is a specialized regulatory disclosure rather than a financial report or management discussion. The document length is 3061 characters, which is relatively short and focused on regulatory compliance. Form SD filings are specialized disclosures and do not fit into categories like Annual Report, Interim Report, or Earnings Release. They are best classified under Regulatory Filings (RNS) as they are regulatory compliance documents that do not fit other categories.
2016-05-31 English
DFAN14A
Proxy Solicitation & Information Statement
2016-05-24 English
425 Filing
Merger & Acquisition Classification · 95% confidence The document is filed pursuant to Rule 425 under the Securities Act of 1933, which is used for communications related to merger and acquisition transactions. It contains detailed information about Westlake Chemical Corporation's proposal to acquire Axiall Corporation, including financial terms, strategic rationale, premium offered, timeline of negotiations, and proxy solicitation details. The document references proxy statements (Schedule 14A) and other filings related to the proposed transaction. It is a presentation and communication aimed at investors and shareholders regarding the acquisition proposal and related proxy contest. The content is focused on merger proposal details rather than a full annual report, earnings release, or other financial report. Therefore, the document fits best under the category of Merger & Acquisition (MA) filings, which include merger communications and related disclosures under Rule 425.
2016-05-24 English
DFAN14A
Proxy Solicitation & Information Statement
2016-05-23 English

Browse filings by year

17 years

Report missing filing

Can't find a specific document? Let us know and we'll add it within 24 hours.

We will notify you once the filing is added.
Report sent
Thank you. We will check the data and update it shortly.