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Westlake WLK · USD

Materials · US listing · 🇺🇸 United States

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64.13

+1.01%

Close of 9 Nov 2026, in USD

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Reference data, closing prices and charts across 45,000 companies, plus crypto, commodities and currencies.

At a glance

Figures in USD, from our data supplier.

FY2025

Revenue

$11.17bn

FY2016FY2025

Net income

−$1.51bn

FY2016FY2025

Free cash flow

−$530.0m

FY2016FY2025

Shareholders' equity

$8.79bn

FY2016FY2025

Income statement

Fiscal years

FY2025FY2024FY2023FY2022FY2021FY2020FY2019FY2018FY2017FY2016
Revenue$11.17bn$12.14bn$12.55bn$15.79bn$11.78bn$7.50bn$8.12bn$8.63bn$8.04bn$5.08bn
Gross profit$289.0m$1.96bn$2.22bn$4.07bn$3.50bn$1.02bn$1.26bn$1.99bn$1.76bn$983.0m
Operating income−$1.53bn$881.0m$729.0m$3.05bn$2.80bn$429.0m$656.0m$1.41bn$1.23bn$583.0m
Net income−$1.51bn$602.0m$479.0m$2.25bn$2.02bn$330.0m$421.0m$996.0m$1.30bn$399.0m
Diluted earnings per share-11.704.663.7417.5015.662.543.277.6910.003.06

Balance sheet

At each fiscal year end

FY2025FY2024FY2023FY2022FY2021FY2020FY2019FY2018FY2017FY2016
Total assets$19.96bn$20.75bn$21.04bn$20.55bn$18.46bn$13.84bn$13.26bn$11.60bn$12.08bn$10.89bn
Cash and short-term investments$2.93bn$2.92bn$3.30bn$2.23bn$1.91bn$1.31bn$728.0m$753.0m$1.53bn$459.5m
Total liabilities$10.67bn$9.71bn$10.27bn$10.09bn$9.93bn$7.26bn$6.86bn$5.53bn$6.71bn$7.00bn
Debt$5.61bn$4.59bn$4.92bn$4.88bn$5.20bn$3.57bn$3.44bn$2.67bn$3.84bn$3.83bn
Shareholders' equity$8.79bn$10.53bn$10.24bn$10.46bn$7.96bn$6.58bn$6.40bn$5.59bn$4.87bn$3.52bn
Shares outstanding129m129m128m128m129m130m129m129m130m130m

Cash flow

Fiscal years

FY2025FY2024FY2023FY2022FY2021FY2020FY2019FY2018FY2017FY2016
Cash from operations$465.0m$1.31bn$2.34bn$3.40bn$2.39bn$1.30bn$1.30bn$1.41bn$1.54bn$833.9m
Capital spending−$995.0m−$1.01bn−$1.03bn−$1.11bn−$658.0m−$525.0m−$787.0m−$702.0m−$577.0m−$628.5m
Free cash flow−$530.0m$306.0m$1.30bn$2.29bn$1.74bn$772.0m$514.0m$707.0m$961.0m$205.4m
Dividends paid−$272.0m−$264.0m−$221.0m−$169.0m−$145.0m−$137.0m−$132.0m−$120.0m−$103.0m−$96.6m

Latest quarters

By quarter end

Jun 2026Mar 2026Dec 2025Sept 2025Jun 2025Mar 2025Dec 2024Sept 2024
Revenue$3.27bn$2.65bn$2.53bn$2.84bn$2.95bn$2.85bn$2.84bn$3.12bn
Gross profit$652.0m$82.0m−$437.0m$236.0m$258.0m$232.0m$328.0m$499.0m
Operating income$364.0m−$246.0m−$671.0m−$734.0m−$110.0m−$24.0m$135.0m$180.0m
Net income$260.0m−$169.0m−$544.0m−$782.0m−$142.0m−$40.0m$7.0m$108.0m
Diluted earnings per share2.02-1.32-4.22-6.07-1.10-0.310.050.84
Cash from operations$318.0m−$94.0m$225.0m$182.0m$135.0m−$77.0m$434.0m$474.0m
Capital spending−$207.0m−$209.0m−$241.0m−$239.0m−$267.0m−$248.0m−$285.0m−$220.0m
Free cash flow$111.0m−$303.0m−$16.0m−$57.0m−$132.0m−$325.0m$149.0m$254.0m
Total assets$19.44bn$19.71bn$19.96bn$19.81bn$20.81bn$20.71bn$20.75bn$21.11bn
Cash and short-term investments$1.85bn$2.48bn$2.93bn$2.13bn$2.28bn$2.48bn$2.92bn$2.92bn
Debt$5.07bn$5.74bn$5.72bn$4.66bn$5.62bn$5.55bn$5.28bn$5.49bn
Shareholders' equity$8.71bn$8.55bn$8.79bn$9.43bn$10.28bn$10.41bn$10.53bn$10.66bn

Financial ratios

Data as of 1 Oct 2026

FY2025FY2024FY2023FY2022FY2021FY2020
Gross margin2.6%16.1%17.7%25.8%29.7%13.6%
Operating margin-13.7%7.3%5.8%19.3%23.8%5.7%
Net margin-13.5%5.0%3.8%14.2%17.1%4.4%
Return on equity-17.2%5.7%4.7%21.5%25.3%5.0%
Return on assets-7.6%2.9%2.3%10.9%10.9%2.4%
Free cash flow yield18.2%28.8%42.2%56.3%38.1%22.5%
Revenue growth-8.0%-3.2%-20.6%34.1%57.0%-7.6%
Earnings growth-350.5%25.7%-78.7%11.5%510.6%-21.6%
Current ratio2.24x2.80x2.37x2.60x2.25x2.56x
Debt to equity0.65x0.43x0.48x0.48x0.65x0.54x
Equity ratio44.0%50.7%48.7%50.9%43.1%47.5%
Interest coverage-9.48x5.54x4.42x17.23x15.91x3.02x
Buybacks as a share of market value0.2%-0.8%0.2%0.2%0.9%-1.0%

Growth per year

Compound annual rate

3 years5 years10 years
Revenue-10.9%8.3%9.6%

Average margins

Over each period

1 year3 years5 years10 years
Gross margin9.6%16.5%18.4%19.2%
Operating margin-2.8%6.1%9.0%10.6%
Net margin-3.9%3.5%5.9%7.5%

Valuation history

At each fiscal year end

FY2025FY2024FY2023FY2022FY2021FY2020FY2019FY2018FY2017FY2016
Price to earnings-6.324.637.55.96.232.121.48.610.718.3
Price to sales0.81.21.40.81.11.41.11.01.71.4

Market value over time

31 Oct 2016 to 30 Sept 2026, in USD

$6.68bn$8.01bn

Share price return

Finished calendar years

2025202420232022202120202019201820172016
Return-35%-19%38%16%7%19%12%-40%79%8%

Dividends and splits

Per share, in the currency the company pays

Paid for 22 years. Last went ex-dividend on 25 Aug 2026.

FY2026FY2025FY2024FY2023FY2022FY2021FY2020FY2019
Paid in the year1.5932.112.051.7141.3091.1351.0651.025
  • 2-for-1 split · 19 Mar 2014

Sources and methodology

Data on this tab
Our data supplier
Chart on the Overview
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