WESTLAKE CORP 8-K

What Happened
Westlake Corporation announced its 2025 fourth quarter and full-year results in a press release issued February 24, 2026 and furnished on Form 8-K. The company is holding a conference call on February 24, 2026 to discuss the quarterly and annual results and also made an investor presentation available alongside the press release. The 8-K notes the materials are furnished (not “filed”) under Exchange Act rules and therefore are not automatically subject to certain filing-incorporation provisions.

Key Details

• Press release announcing 2025 Q4 and full-year results furnished on Form 8-K on February 24, 2026.
• Company held/held a conference call on February 24, 2026 to discuss results.
• An investor presentation related to the 2025 results was furnished with the 8-K.
• The information and exhibits were furnished (Exhibits include the press release and presentation) and are not deemed “filed” under Section 18 of the Securities Exchange Act.

Why It Matters
This 8-K signals Westlake has released its earnings-related materials (earnings, revenue and other quarterly results) and provides the press release, presentation, and a management call for investors to review management’s discussion and financial details. Because the materials are furnished rather than filed, investors should review the press release and presentation directly for the actual financial figures and commentary, and listen to the conference call or read its transcript for management’s explanations and guidance.