Westlake Corp

Symbol: WLK on NYSE
Entity: Company
Industry: Industrial Organic Chemicals (Industrial Applications And Services)
Business address: 2801 Post Oak Blvd, Suite 600, 77056 Houston, TX
Phone: 713-960-9111
State of incorporation: DE
Fiscal year end: December 31
Category: Large accelerated filer
Former names: WESTLAKE CHEMICAL CORP (to 2/1/2022)
All SEC filings: View on sec.gov

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Westlake Corp has filed 1,615 SEC EDGAR filings since 9/22/2003

Latest Filings

Form type	Document	Filing	Description	Filing date	Reporting date	File number(s)
SD	Open Document	Open Filing	SD	May 23, 2025		001-32260
8-K	Open Document \| Data	Open Filing	8-K	May 12, 2025	May 8, 2025	001-32260
10-Q	Open Document \| Data	Open Filing	10-Q	May 2, 2025	Mar 31, 2025	001-32260
8-K	Open Document \| Data	Open Filing	8-K	May 2, 2025	May 2, 2025	001-32260
8-K	Open Document \| Data	Open Filing	8-K	Apr 16, 2025	Apr 11, 2025	001-32260
4	Open Document	Open Filing	4	Apr 15, 2025	Apr 11, 2025
4	Open Document	Open Filing	4	Apr 15, 2025	Apr 11, 2025
3	Open Document	Open Filing	3	Apr 14, 2025	Apr 11, 2025
ARS	Open Document	Open Filing	ARS	Mar 28, 2025	Dec 31, 2024	001-32260
DEFA14A	Open Document	Open Filing	DEFA14A	Mar 28, 2025		001-32260
DEF 14A	Open Document \| Data	Open Filing	DEF 14A	Mar 28, 2025	May 8, 2025	001-32260
4/A	Open Document	Open Filing	4/A	Mar 7, 2025	Mar 5, 2025
4/A	Open Document	Open Filing	4/A	Mar 6, 2025	Mar 5, 2025
4	Open Document	Open Filing	4	Mar 4, 2025	Feb 28, 2025
8-K	Open Document \| Data	Open Filing	8-K	Mar 4, 2025	Feb 28, 2025	001-32260
10-K	Open Document \| Data	Open Filing	10-K	Feb 25, 2025	Dec 31, 2024	001-32260
4	Open Document	Open Filing	4	Feb 24, 2025	Feb 21, 2025
4	Open Document	Open Filing	4	Feb 24, 2025	Feb 20, 2025
4	Open Document	Open Filing	4	Feb 24, 2025	Feb 20, 2025
4	Open Document	Open Filing	4	Feb 24, 2025	Feb 20, 2025
4	Open Document	Open Filing	4	Feb 24, 2025	Feb 20, 2025
4	Open Document	Open Filing	4	Feb 24, 2025	Feb 20, 2025
4	Open Document	Open Filing	4	Feb 24, 2025	Feb 20, 2025
4	Open Document	Open Filing	4	Feb 24, 2025	Feb 20, 2025
4	Open Document	Open Filing	4	Feb 24, 2025	Feb 20, 2025
8-K	Open Document \| Data	Open Filing	8-K	Feb 24, 2025	Feb 24, 2025	001-32260
4	Open Document	Open Filing	4	Feb 20, 2025	Feb 18, 2025
4	Open Document	Open Filing	4	Feb 20, 2025	Feb 18, 2025
4	Open Document	Open Filing	4	Feb 20, 2025	Feb 18, 2025
4	Open Document	Open Filing	4	Feb 20, 2025	Feb 18, 2025
4	Open Document	Open Filing	4	Feb 20, 2025	Feb 18, 2025
4	Open Document	Open Filing	4	Feb 20, 2025	Feb 18, 2025
4	Open Document	Open Filing	4	Feb 20, 2025	Feb 18, 2025
4	Open Document	Open Filing	4	Feb 20, 2025	Feb 18, 2025
4	Open Document	Open Filing	4	Feb 19, 2025	Feb 14, 2025
4	Open Document	Open Filing	4	Feb 19, 2025	Feb 14, 2025
8-K	Open Document \| Data	Open Filing	8-K	Dec 11, 2024	Dec 10, 2024	001-32260
4	Open Document	Open Filing	4	Dec 10, 2024	Dec 10, 2024
3	Open Document	Open Filing	3	Dec 10, 2024	Dec 10, 2024
4	Open Document	Open Filing	4	Dec 2, 2024	Nov 29, 2024
144	Open Document	Open Filing		Nov 26, 2024		001-32260
4	Open Document	Open Filing	4	Nov 25, 2024	Nov 22, 2024
144	Open Document	Open Filing		Nov 21, 2024		001-32260
10-Q	Open Document \| Data	Open Filing	10-Q	Nov 6, 2024	Sep 30, 2024	001-32260
8-K	Open Document \| Data	Open Filing	8-K	Nov 5, 2024	Nov 5, 2024	001-32260
UPLOAD	Open Document	Open Filing		Sep 6, 2024		001-32260
4	Open Document	Open Filing	4	Sep 3, 2024	Aug 30, 2024
4	Open Document	Open Filing	4	Aug 26, 2024	Aug 23, 2024
144	Open Document	Open Filing		Aug 23, 2024		001-32260
CORRESP	Open Document	Open Filing		Aug 22, 2024

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