Company / Book Value per Share
Westlake Corporation Book Value per Share History
FY2016-FY2025 · Annual data · Source: SEC filings
At a glance
Latest annual filing availableLatest Book Value per Share
$68.368
FY2025
5-year range
$61.783 / $81.702
FY2021-FY2025
Trend
-16.3%
vs FY2024
Sector context
#11 of 114
Materials
What the data says
Among 114 Materials companies, Westlake Corporation is in the top 10% for book value per share. Declined from $79.574 to $68.368 over the past 2 years.
Based on SEC 10-K filings.
$68.368 in FY2025 with a 5-year CAGR of +8.0%. Top quartile in the Materials sector.
Declined from $79.574 to $68.368 over the past 2 years.
Materials sector context is included.
Book Value per Share over time
Growth rates
- 3-Year CAGR
- -4.1%
- 5-Year CAGR
- +8.0%
- 10-Year CAGR
- -
Sector benchmark
Top 10% in MaterialsTop 10% of 114This company $68.368 Sector average $94.2K
▼
-99.9% below sector average
Key checks
Key Insights
- 5-year CAGR of +8.0%, indicating consistent growth.
- In FY2025, book value per share decreased 16.3% year-over-year.
- Ranks #11 out of 114 companies in the Materials sector.
- Peak book value per share was recorded in FY2024.
Company context
Key Data Points
- Altman Z-Score 1.14 (distress zone, below 1.8 threshold)
- Negative profit margin: -8.4%
- High earnings quality (cash-backed earnings)
Data sourced from SEC EDGAR filings. Not investment advice.
Annual data
| Year | Book Value per ShareValue | YoY GrowthYoY |
|---|---|---|
| FY2025 | $68.368 | -16.3% |
| FY2024 | $81.702 | +2.7% |
| FY2023 | $79.574 | +2.6% |
| FY2022 | $77.532 | +25.5% |
| FY2021 | $61.783 | +32.9% |
| FY2020 | $46.49 | +2.8% |
| FY2019 | $45.237 | +5.2% |
| FY2018 | $43.008 | +16.7% |
| FY2017 | $36.84 | +39.7% |
| FY2016 | $26.369 | +8.0% |
As of FY2025 · SEC Form 10-K · Last checked Jun 30, 2026