Westlake Corporation (WLK) /

The cash flow of Westlake Corporation over the past 10 years

Chart Westlake Corporation: operating cash flow, capital expenditures, free cash flow, fiscal 2016–2025 Open the chart →

In fiscal 2025, the latest fiscal year on file, Westlake Corporation's operating cash flow was $465M and its capital expenditures $995M, leaving free cash flow of -$530M. Free cash flow was above zero in 9 of the 10 years shown. It ranged from -$530M in fiscal 2025 to $2.29B in fiscal 2022. Capital expenditures were highest in fiscal 2022, at $1.11B.

Year by year

Fiscal yearOperating cash flowCapital expendituresFree cash flow*
2025ended Dec 31, 2025$465M$995M-$530M
2024ended Dec 31, 2024$1.31B$1.01B$306M
2023ended Dec 31, 2023$2.34B$1.03B$1.3B
2022ended Dec 31, 2022$3.4B$1.11B$2.29B
2021ended Dec 31, 2021$2.39B$658M$1.74B
2020ended Dec 31, 2020$1.3B$525M$772M
2019ended Dec 31, 2019$1.3B$787M$514M
2018ended Dec 31, 2018$1.41B$702M$707M
2017ended Dec 31, 2017$1.53B$577M$951M
2016ended Dec 31, 2016$867M$629M$238M

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.