Westlake Corporation (WLK)

Westlake Market Cap

Westlake has a market cap or net worth of $14.43 billion as of March 13, 2026. Its market cap has increased by 0.43% in one year.

• Market Cap: 14.43B
• Enterprise Value: 18.09B
• 1-Year Change: 0.43%
• Ranking: #727
• Category: Large-Cap
• Stock Price: $112.85

Market Cap Chart

Since August 12, 2004, Westlake's market cap has increased from $961.10M to $14.43B, an increase of 1,401.89%. That is a compound annual growth rate of 13.37%.

Market Cap History

Date	Market Cap	% Change
Mar 11, 2026	13.69B	44.34%
Dec 31, 2025	9.48B	-35.72%
Dec 31, 2024	14.76B	-17.72%
Dec 29, 2023	17.93B	37.14%
Dec 30, 2022	13.08B	5.34%
Dec 31, 2021	12.42B	19.12%
Dec 31, 2020	10.42B	15.76%
Dec 31, 2019	9.00B	5.34%
Dec 31, 2018	8.55B	-37.86%
Dec 29, 2017	13.75B	90.57%
Dec 30, 2016	7.22B	1.70%
Dec 31, 2015	7.10B	-12.71%
Dec 31, 2014	8.13B	-0.25%
Dec 31, 2013	8.15B	54.10%
Dec 31, 2012	5.29B	97.35%
Dec 30, 2011	2.68B	-6.85%
Dec 31, 2010	2.88B	74.92%
Dec 31, 2009	1.64B	53.79%
Dec 31, 2008	1.07B	-14.00%
Dec 31, 2007	1.24B	-39.26%
Dec 29, 2006	2.05B	9.15%
Dec 30, 2005	1.88B	-13.46%
Dec 31, 2004	2.17B	125.52%
Aug 12, 2004	961.10M	-

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