Quick Answer
WESTLAKE CORP reported Net Income of -$1.51 billion for fiscal year 2025.
WESTLAKE CORP Net Income — Annual History
| Fiscal Year | Net Income | YoY Change |
|---|---|---|
| 2025 | -$1.51B | -350.5% |
| 2024 | $602.00M | +25.7% |
| 2023 | $479.00M | -78.7% |
| 2022 | $2.25B | +11.5% |
| 2021 | $2.02B | +510.6% |
| 2020 | $330.00M | -21.6% |
| 2019 | $421.00M | -57.7% |
| 2018 | $996.00M | -23.6% |
| 2017 | $1.30B | +226.8% |
| 2016 | $399.00M | -38.2% |
| 2015 | $646.00M | -4.8% |
| 2014 | $678.52M | +11.2% |
| 2013 | $610.42M | +58.3% |
| 2012 | $385.56M | +48.9% |
| 2011 | $258.97M | +17.0% |
| 2010 | $221.39M | +317.8% |
| 2009 | $52.99M | — |
Quarterly Net Income
| Quarter Ending | Net Income | YoY | QoQ |
|---|---|---|---|
| September 30, 2025 | -$782.00M | -824.1% | -450.7% |
| June 30, 2025 | -$142.00M | -145.4% | -255.0% |
| March 31, 2025 | -$40.00M | -123.0% | -137.0% |
| September 30, 2024 | $108.00M | -62.1% | -65.5% |
| June 30, 2024 | $313.00M | +5.4% | +79.9% |
| March 31, 2024 | $174.00M | -55.8% | -38.9% |
| September 30, 2023 | $285.00M | -28.9% | -4.0% |
| June 30, 2023 | $297.00M | -65.4% | -24.6% |
- WESTLAKE CORP showed a decrease of -350.5% in Net Income compared to the prior fiscal year.
- Over the 2009–2025 period, WESTLAKE CORP’s net income has declined by 2945.6% (from $52.99 million to -$1.51 billion).
- The most recent figure is from WESTLAKE CORP’s fiscal year 2025 report (Form 10-K), filed with the SEC on February 26, 2026.
- All figures are sourced from SEC EDGAR XBRL filings, last verified June 17, 2026.
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