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WLK

Westlake Chemical Corporation

NYSE: WLK · BASIC MATERIALS · SPECIALTY CHEMICALS

$115.28
+3.47% today

Updated 2026-04-30

Market cap
$14.27B
P/E ratio
P/S ratio
1.28x
EPS (TTM)
$-11.70
Dividend yield
1.91%
52W range
$56 – $124
Volume
1.2M

Westlake Chemical Corporation (WLK) Financial statements

SEC filings — annual and quarterly data.

Profit margin
-13.50%
Operating margin
-5.45%
ROE
-14.50%
ROA
-0.55%
Debt/equity
0.57x

Margin trends — annual

Gross margin Operating margin Profit margin
YearRevenueNet incomeGross marginOp. marginProfit margin
2006$2.48B$194.56M15.96%12.61%7.83%
2007$3.19B$114.73M8.50%5.47%3.59%
2008$3.69B$-29.54M1.88%-0.80%-0.80%
2009$2.33B$52.99M8.39%4.61%2.28%
2010$3.17B$221.39M15.22%11.93%6.98%
2011$3.62B$258.97M15.44%12.34%7.15%
2012$3.57B$385.56M20.64%17.23%10.80%
2013$3.76B$610.42M29.30%25.36%16.24%
2014$4.42B$678.52M29.84%25.46%15.37%
2015$4.46B$646.00M26.55%21.51%14.47%
2016$5.08B$399.00M19.37%11.49%7.86%
2017$8.04B$1.30B21.90%15.23%16.22%
2018$8.63B$996.00M23.01%16.31%11.53%
2019$8.12B$421.00M15.52%8.08%5.19%
2020$7.50B$330.00M13.63%5.72%4.40%
2021$11.78B$2.02B29.67%23.77%17.11%
2022$15.79B$2.25B25.79%19.31%14.23%
2023$12.55B$479.00M17.68%5.81%3.82%
2024$12.14B$602.00M16.12%7.21%4.96%
2025$11.17B$-1.51B2.59%-14.13%-13.50%