Westlake Corporation (WLK)

Westlake is an integrated chemicals and materials producer spanning vinyls, polyethylene and downstream building products. It makes PVC, chlorine and caustic soda as well as windows, siding and other construction materials sold under multiple brands. Customers range from industrial compounders and packagers to builders and distributors in housing and infrastructure markets.

Market
NYSE
Sector
Basic Materials
Trend
Downtrend
Last close
74.79 (+0.25% on the day)
MA50
75.53
MA200
86.97
52-week range
54.89–121.8
Market cap
9.6B USD
Dividend yield
2.8%
Data as of
2026-09-04
Quarterly revenue and earnings, millions of USD
QuarterRevenueYoY %EarningsYoY %
Q2 20252,953-141
Q3 20252,838-778
Q4 20252,533-542
Q1 20262,652-168
Q2 20263,27110.8%259

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