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 2018-08-17 Transaction in Own Shar…
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
8-K
Transaction in Own Shares Classification · 95% confidence The document is a Form 8-K current report filed with the SEC, dated August 17, 2018. The key content is an announcement of the expansion of the company's existing stock repurchase program by an additional $150 million. There is no detailed financial data or comprehensive report included; rather, it references a press release attached as an exhibit. The primary subject is a share repurchase program update, which fits the category of a Transaction in Own Shares (POS). The document length is 2763 characters, which is relatively short and consistent with an announcement rather than a full report. Therefore, the appropriate classification is POS.
2018-08-17 English
10-Q
Interim / Quarterly Report Q2 2018
2018-08-02 English
8-K
Earnings Release Classification · 95% confidence The document is a Form 8-K current report filed with the SEC, dated August 2, 2018, by Westlake Chemical Corporation. It announces the issuance of a press release regarding the company's 2018 second quarter results and mentions a conference call to discuss these results. The document includes a press release as an exhibit but does not contain detailed financial statements or substantive financial data itself. The primary purpose is to announce earnings results and related conference call information, which aligns with an Earnings Release filing. The document length is 3518 characters, which is typical for an 8-K earnings release announcement. Therefore, the appropriate classification is Earnings Release (ER).
2018-08-02 English
8-K
Capital/Financing Update Classification · 95% confidence The document is a Form 8-K filed with the SEC, which is a current report used to announce major events that shareholders should know about. The content describes the entry into a new credit agreement, termination of an existing credit agreement, and related financial obligations. It includes detailed terms of the credit facility, interest rates, covenants, and guarantees. There is no comprehensive financial statement or full report, but rather an update on financing activities and agreements. This fits the category of Capital/Financing Update (CAP). The document length is 8286 characters, which is sufficient for a substantive update rather than a brief announcement. Therefore, the classification is CAP with high confidence.
2018-07-26 English
FORM 4
Director's Dealing
2018-05-25 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, 2017. The content focuses on compliance with conflict minerals regulations, supplier inquiries, and smelter certifications. The document is relatively short (3023 characters) and is a regulatory disclosure rather than a financial report or earnings release. It does not contain financial statements or management discussion. Therefore, it fits best under Regulatory Filings (RNS), which is the fallback category for miscellaneous regulatory disclosures that do not fit other specific categories.
2018-05-22 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.