Westlake Corporation
WLK | NYSE
$70.11
+$1.83 (+2.68%)
Nov 2, 2026, 10:33 AM ET · Market open
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.
Key Executives
| Name | Position |
|---|---|
| Jean-Marc Gilson | President, Chief Executive Officer & Director |
| Albert Yuan Chao | Executive Chairman |
| Brian Powers | Senior VP of Performance & Essential Materials Segment Head |
| James Y. Chao | Senior Chairman |
| Jeffrey A. Holy | Vice President of Finance & Investor Relations |
| Jonathan H. Baksht | Senior VP & CFO |
| L. Benjamin Ederington | Executive Vice President of Legal & External Affairs |
| Mark Steven Bender | Special Advisor |
| Scott T. Szwejbka | Senior Vice President of Housing & Infrastructure Products Segment Head |
| Tommy E. Darby | Vice President & Chief Accounting Officer |
Latest SEC Filings
| Date | Type | Title |
|---|---|---|
| Sep 29, 2026 | 8-K | Current Report |
| Sep 01, 2026 | 4 | Filing |
| Aug 31, 2026 | 3 | Filing |
| Aug 31, 2026 | 8-K | Current Report |
| Aug 21, 2026 | CERT | Filing |
| Aug 21, 2026 | 8-A12B | Filing |
| Aug 17, 2026 | 4 | Filing |
| Aug 17, 2026 | 4 | Filing |
| Aug 17, 2026 | 4 | Filing |
| Aug 17, 2026 | 4 | Filing |
Westlake Corporation
| Country | United States |
| IPO Date | Aug 12, 2004 |
| Industry | Chemicals - Specialty |
| Sector | Basic Materials |
| Employees | 14,600 |
| CEO | Jean-Marc Gilson |
Contact Details
2801 Post Oak Boulevard Houston,
Texas 77056 United States
Stock Details
| Ticker Symbol | WLK |
| Exchange | NYSE |
| Fiscal Year | January - December |
| Reporting Currency | USD |
| CIK Code | 0001262823 |
| CUSIP Number | 960413102 |
| ISIN Number | US9604131022 |
| SIC Code | 2860 |
Recent News
- 3 days ago / zacks.comWestlake Completes PVCO Pipe Manufacturing Expansion in Texas
- 4 days ago / globenewswire.comWestlake Pipe & Fittings Completes PVCO Pipe Manufacturing Expansion
- 5 days ago / zacks.comWestlake (WLK) Reports Next Week: Wall Street Expects Earnings Growth
- 12 days ago / globenewswire.comWestlake Announces Third Quarter 2026 Conference Call
- 12 days ago / globenewswire.comWestlake Chemical Partners Announce Third Quarter 2026 Conference Call
- 28 days ago / globenewswire.comWestlake Royal Building Products™ Consolidates US Tile® and Newpoint™ Roofing Brands Under One Name
- 1 month ago / zacks.comWestlake to Close Cologne PVC Plant Amid Weak European Market
- 1 month ago / globenewswire.comWestlake to Optimize European Chlorovinyls Footprint with Closure of Cologne PVC Plant
- 1 month ago / zacks.comWestlake Royal Expands Distribution Partnership With BlueLinx
- 1 month ago / globenewswire.comNew Mid-America® Gable Vents From Westlake Royal Building Products™ Combine Architectural Style With Easy Installation
Add to Watchlist
Select watchlists to add or remove WLK