Westlake Corporation

Westlake Corporation

WLK

$68.42

Updated: 24/09/2026, 03:06:54

Market Cap
$8.77B
Sector
Basic Materials
Industry
Chemicals - Specialty
Country
US
Stock valuation chart
One-year closing share-price history for WLK
Company Profile

Westlake Corporation operates as a global producer and supplier of petrochemicals, polymers, and a diverse range of building materials. Its business activities are structured into two main divisions: Performance and Essential Materials, and Housing and Infrastructure Products. The Performance and Essential Materials segment focuses on the manufacture and distribution of various chemical components, including polyethylene, styrene monomer, ethylene co-products, PVC, VCM, ethylene dichloride chlor-alkali, and related chlorinated derivatives. Concurrently, the Housing and Infrastructure Products division manufactures an extensive array of building and consumer goods. These offerings span residential PVC siding, trim, and moldings; roofing applications; decorative stone; windows; PVC decking; various PVC films for items like inflatables, wall coverings, tape, and roofing; polymer composite roof tiles; PVC pipe and fittings; and PVC compounds. This segment also produces consumer and commercial items such as landscape edging, industrial and home matting, marine dock edging, and masonry joint controls. Westlake's broad customer base includes chemical processors, plastics fabricators, smaller construction contractors, municipal entities, and supply warehouses. Their products are integrated into numerous consumer and industrial markets, such as residential construction, flexible and rigid packaging, automotive manufacturing, healthcare, water treatment, coatings, and a wide array of other durable and non-durable goods. Founded in 1986 and headquartered in Houston, Texas, the company adopted its current name, Westlake Corporation, in February 2022, having previously operated as Westlake Chemical Corporation. Westlake Corporation functions as a subsidiary of TTWF LP.

USD
NYSE
CEO: Jean-Marc Gilson
Employees: 14,600
https://www.westlake.com
Asset Summaries
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Detailed business
Structured knowledge from the latest official annual filing.
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Full company information
Latest profile, trading, valuation, and identifier data stored for WLK.
Share price
$68.42
Market cap
$8.77B
Exchange
NYSE
Currency
USD
CEO
Jean-Marc Gilson
Employees
14,600
IPO date
12/08/2004
Beta
0.629
Last dividend
$0.00
Day range
$68.35 – $69.39
52-week range
$56.33 – $124.23
1-day performance
-0.55%
1-year performance
21.46%
Current drawdown (1Y)
-44.92%
CIK
0001262823
CUSIP
960413102
ISIN
US9604131022
Created
07/12/2025, 15:06:37
Last update
24/09/2026, 03:06:54

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