Westlake Corporation (WLK) /

The debt of Westlake Corporation over the past 10 years

Chart Westlake Corporation: liquid cash, total debt, net cash, fiscal 2016–2025 Open the chart →

At the end of fiscal 2025, the latest fiscal year on file, Westlake Corporation had liquid cash of $2.93B and total debt of $5.58B: net debt of $2.66B. It had more debt than liquid cash at all 10 year-ends shown. Total debt was highest at the end of fiscal 2025 ($5.58B) and lowest at the end of fiscal 2018 ($2.67B).

Year by year

Fiscal yearLiquid cashTotal debt*Net cash*
2025ended Dec 31, 2025$2.93B*$5.58B-$2.66B
2024ended Dec 31, 2024$2.92B*$4.56B-$1.64B
2023ended Dec 31, 2023$3.3B$4.91B-$1.6B
2022ended Dec 31, 2022$2.23B$4.88B-$2.65B
2021ended Dec 31, 2021$1.91B$5.18B-$3.27B
2020ended Dec 31, 2020$1.31B$3.57B-$2.25B
2019ended Dec 31, 2019$728M$3.44B-$2.72B
2018ended Dec 31, 2018$753M$2.67B-$1.92B
2017ended Dec 31, 2017$1.53B$3.84B-$2.31B
2016ended Dec 31, 2016$459M$3.83B-$3.37B

Fiscal years as Westlake Corporation reports them. * Calculated by us from the company's filed figures; — no figure on file. From SEC filings, updated nightly. How each line is read.

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Not investment advice. This page shows what Westlake Corporation filed with the SEC. Nothing here is a recommendation about any security. Check important figures against the company's own filings.