Quick Answer
WESTLAKE CORP reported Stockholders Equity of $8.79 billion for fiscal year 2025.
WESTLAKE CORP Stockholders Equity — Annual History
| Fiscal Year | Stockholders Equity | YoY Change |
|---|---|---|
| 2025 | $8.79B | -16.5% |
| 2024 | $10.53B | +2.8% |
| 2023 | $10.24B | +3.1% |
| 2022 | $9.93B | +24.8% |
| 2021 | $7.96B | +31.6% |
| 2020 | $6.04B | +3.1% |
| 2019 | $5.86B | +4.8% |
| 2018 | $5.59B | +14.7% |
| 2017 | $4.87B | +38.3% |
| 2016 | $3.52B | +7.9% |
| 2015 | $3.27B | +12.2% |
| 2014 | $2.91B | +20.4% |
| 2013 | $2.42B | +29.2% |
| 2012 | $1.87B | +6.6% |
| 2011 | $1.76B | +16.7% |
| 2010 | $1.51B | +17.1% |
| 2009 | $1.28B | +3.7% |
| 2008 | $1.24B | — |
Quarterly Stockholders Equity
| Quarter Ending | Stockholders Equity | YoY | QoQ |
|---|---|---|---|
| September 30, 2025 | $9.43B | -11.6% | -8.3% |
| June 30, 2025 | $10.28B | -2.8% | -1.3% |
| March 31, 2025 | $10.41B | +0.8% | -1.1% |
| December 31, 2024 | $10.53B | +2.8% | -1.3% |
| September 30, 2024 | $10.66B | -0.9% | +0.8% |
| June 30, 2024 | $10.57B | +0.3% | +2.4% |
| March 31, 2024 | $10.33B | +0.4% | +0.9% |
| December 31, 2023 | $10.24B | +3.1% | -4.8% |
- WESTLAKE CORP showed a decrease of -16.5% in Stockholders Equity compared to the prior fiscal year.
- Over the 2008–2025 period, WESTLAKE CORP’s stockholders equity has grown by 609.6% (from $1.24 billion to $8.79 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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