Westlake Q3 2026 sales of $2.98B rise 6%; Fixed blown-out sales fail to offset shutdown charges, net income hits $6M.

Westlake reported mixed third-quarter 2026 results with net sales up 6% year-over-year but substantial restructuring charges in its Performance and Essential Materials segment led to a net income of only $6 million despite improved EBITDA margins excluding these items.