Westlake Corporation Net Income 2009–2025
Westlake Corporation reported $-1.51B of net income for fiscal 2025. That was 350.5% lower than fiscal 2024. Compared with fiscal 2020, the change was -557.0%.
| Fiscal year | Net Income | Net margin | Change (YoY) |
|---|---|---|---|
| FY 2025 | $-1.51B | -13.5% | -350.5% |
| FY 2024 | $602.00M | 5.0% | +25.7% |
| FY 2023 | $479.00M | 3.8% | -78.7% |
| FY 2022 | $2.25B | 14.2% | +11.5% |
| FY 2021 | $2.02B | 17.1% | +510.6% |
| FY 2020 | $330.00M | 4.4% | -21.6% |
| FY 2019 | $421.00M | 5.2% | -57.7% |
| FY 2018 | $996.00M | 11.5% | -23.6% |
| FY 2017 | $1.30B | 16.2% | +226.8% |
| FY 2016 | $399.00M | 7.9% | -38.2% |
| FY 2015 | $646.00M | 596.2% | -4.8% |
| FY 2014 | $678.52M | 458.7% | +11.2% |
| FY 2013 | $610.42M | 189.3% | +58.3% |
| FY 2012 | $385.56M | 120.5% | +48.9% |
| FY 2011 | $258.97M | 58.0% | +17.0% |
| FY 2010 | $221.39M | 7.0% | +317.8% |
| FY 2009 | $52.99M | 2.3% | — |
Source: Westlake Corporation SEC filings — income statement (10-K). Computed deterministically; refreshed nightly (last updated August 2, 2026). Open WLK 10-K filings at SEC EDGAR · Methodology · Download CSV.
How to read this history
Westlake Corporation reported $-1.51B of net income for fiscal 2025. That was 350.5% lower than fiscal 2024. Compared with fiscal 2020, the change was -557.0%. Values remain missing when the cached filing does not disclose a comparable line item; they are never estimated. Stock splits, reorganizations and fiscal-calendar changes can reduce comparability.
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What is Westlake Corporation's net income?
Westlake Corporation (WLK) reported net income of $-1.51B for fiscal year 2025, per its SEC filings.
Where does this data come from?
Figures are computed from Westlake Corporation's official SEC filings (income statement (10-K)), refreshed nightly. Not investment advice.