Westlake Chemical (WLK) - Market capitalization

Market cap: €10.68 Billion

As of April 2025 Westlake Chemical has a market cap of €10.68 Billion. This makes Westlake Chemical the world's 1426th 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.

Market cap history of Westlake Chemical from 2004 to 2025

End of year Market Cap

Year	Marketcap	Change
2025	€10.68 B	-24.4%
2024	€14.13 B	-12.88%
2023	€16.22 B	33.07%
2022	€12.19 B	11.21%
2021	€10.96 B	29.38%
2020	€8.47 B	5.39%
2019	€8.03 B	8.19%
2018	€7.43 B	-35.18%
2017	€11.46 B	67.06%
2016	€6.86 B	6.06%
2015	€6.46 B	-3.08%
2014	€6.67 B	13.28%
2013	€5.89 B	46.92%
2012	€4.01 B	94.35%
2011	€2.06 B	-4.69%
2010	€2.16 B	88.6%
2009	€1.14 B	50.07%
2008	€0.76 B	-10.18%
2007	€0.85 B	-45.13%
2006	€1.55 B	-1.99%
2005	€1.58 B	-0.88%
2004	€1.59 B

End of Day market cap according to different sources

On Apr 24th, 2025 the market cap of Westlake Chemical was reported to be:

€10.66 Billion

by Nasdaq

€10.68 Billion

by CompaniesMarketCap

€10.68 Billion

by Yahoo Finance

Market capitalization for similar companies or competitors

Name	Marketcap	Market cap differencediff.	Country
Dow DOW	€18.43 B	72.52%	🇺🇸 USA
Huntsman Corporation HUN	€2.03 B	-80.93%	🇺🇸 USA
Eastman Chemical EMN	€8.19 B	-23.35%	🇺🇸 USA
Albemarle ALB	€6.00 B	-43.79%	🇺🇸 USA
Celanese CE	€4.28 B	-59.88%	🇺🇸 USA
Honeywell HON	€113.33 B	960.65%	🇺🇸 USA
Olin OLN	€2.24 B	-78.99%	🇺🇸 USA
Phillips 66 PSX	€37.43 B	250.36%	🇺🇸 USA
Exxon Mobil XOM	€412.39 B	3,759.40%	🇺🇸 USA

What is the market capitalization of a company?

The market capitalization sometimes referred as Marketcap, is the value of a publicly listed company.
In most cases it can be easily calculated by multiplying the share price with the amount of outstanding shares.

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Market capitalization of Westlake Chemical (WLK)

Market cap: €10.68 Billion