Westlake Corporation

Westlake Corporation manufactures and supplies petrochemicals, polymers, and building products worldwide. It operates through two segments, Performance and Essential Materials; and Housing and Infrastructure Products. The Performance and Essential Materials segment manufactures and markets polyethylene, styrene monomer, ethylene co-products, PVC, VCM, ethylene dichloride chlor-alkali, and chlorinated derivative products. The Housing and Infrastructure Products segment manufactures and sells residential PVC siding; PVC trim and moldings; roofing applications; decorative stone; windows; PVC decking; PVC films for various inflatables, wallcovering, tape, and roofing applications; polymer composite roof tiles; PVC pipe and fittings; PVC compounds; and various consumer and commercial products such as landscape edging; industrial, home and office matting; marine dock edging; and masonry joint controls. The company offers its products to a range of customers, including chemical processors, plastics fabricators, small construction contractors, municipalities, and supply warehouses for use in various consumer and industrial markets, including residential construction, flexible and rigid packaging, automotive products, healthcare products, water treatment, and coatings, as well as other durable and non-durable goods. The company was formerly known as Westlake Chemical Corporation and changed its name to Westlake Corporation in February 2022. The company was founded in 1986 and is headquartered in Houston, Texas. Westlake Corporation is a subsidiary of TTWF LP.

Westlake Corporation trades as WLK on NYSE. The company is classified in Basic Materials / Chemicals - Specialty and reports in USD.

The current profile places the business in Chemicals - Specialty. This section is intended to summarize the operating segments, products, geographies, and main revenue lines from official filings.

Latest available fiscal data shows $11.17B of revenue and -$1.51B of net income.

Use this area for management strategy, capital allocation priorities, target markets, and measurable goals from the latest annual report or investor presentation.

The app now provides the structure, but exact strategic claims should come from official company documents before being treated as a finished investment thesis.

Westlake Corporation can be compared against peers such as Alcoa Corporation, Albemarle Corporation, Axalta Coating Systems Ltd., Eastman Chemical Company, Equinox Gold Corp., Element Solutions Inc.

A complete thesis should compare growth, margins, balance-sheet risk, valuation multiples, and market position against direct competitors.

Current signals to investigate include market capitalization of $10.84B, beta of 0.59, and return on equity of -17.2%.

This section should be validated with evidence such as durable margins, brand strength, regulation, switching costs, cost advantage, distribution, or technology.

Key risks should include financial leverage, cyclicality, customer concentration, regulatory exposure, currency risk, and execution risk.

WLK currently shows total debt of $6.44B and beta of 0.59. Missing data should be treated as a research gap, not as low risk.

Production-capacity detail is not available as structured data yet. For industrial, defense, semiconductor, or real-estate companies, this should be reviewed from annual reports and investor presentations.

No structured backlog field is available yet. If the company reports backlog, review the relevant filing section before adding it to the thesis.

Use this section for major contracts, product launches, construction projects, acquisitions, or strategic programs that can materially affect valuation.

Recent filings to review: SD (2026-05-18 00:00:00), 8-K (2026-05-18 00:00:00), 4 (2026-05-14 00:00:00), 10-Q (2026-05-06 00:00:00).

Customer concentration is not available as structured data here. Add it from official filings when a company discloses material customers or revenue concentration.

Supplier concentration and critical supply-chain dependencies are not available as structured data here. This should be researched from annual reports and risk disclosures.

Company website: https://www.westlake.com

For US-listed stocks, verify the thesis against official filings, earnings call transcripts, and company investor relations materials.