As of December 2024 Westlake Chemical has a market cap of $15.12 Billion USD. This makes Westlake Chemical the world's 1211th most valuable company by market cap according to our data. The market capitalization, commonly called market cap, is the total market value of a publicly traded company's outstanding shares and is commonly used to measure how much a company is worth.
On Dec 17th, 2024 the market cap of Westlake Chemical was reported to be: