Company / Gross Margin
Westlake Corporation Gross Margin History
FY2016-FY2025 · Annual data · Source: SEC filings
At a glance
Latest annual filing availableLatest Gross Margin
7.3%
FY2025
5-year range
7.3% / 29.7%
FY2021-FY2025
Trend
-54.8%
vs FY2024
Sector context
#66 of 69
Materials
What the data says
Among 69 Materials companies, Westlake Corporation is in the bottom 4% for gross margin. Gross Margin has fluctuated over the past 10 years, ranging from 7.3% in FY2025 to 29.7% in FY2023.
Based on SEC 10-K filings.
7.3% in FY2025 with a 5-year CAGR of -15.7%.
Declined from 29.7% to 7.3% over the past 2 years.
Materials sector context is included.
Gross Margin over time
Growth rates
- 3-Year Change
- -6.3pp
- 5-Year Change
- -15.7pp
- 10-Year Change
- -
Sector benchmark
Bottom 4% in MaterialsTop 96% of 69This company 7.3% Sector average 26.0%
▼
-72.0% below sector average
Key checks
Key Insights
- In FY2025, gross margin decreased 54.8% year-over-year.
- Currently 18.7pp below the Materials sector average.
- Peak gross margin was recorded in FY2023.
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 | Gross MarginValue | YoY GrowthYoY |
|---|---|---|
| FY2025 | 7.3% | -54.8% |
| FY2024 | 16.1% | -45.7% |
| FY2023 | 29.7% | +117.7% |
| FY2022 | 13.6% | -12.2% |
| FY2021 | 15.5% | -32.6% |
| FY2020 | 23.0% | +5.1% |
| FY2019 | 21.9% | +13.1% |
| FY2018 | 19.4% | -27.0% |
| FY2017 | 26.6% | +37.1% |
| FY2016 | 19.4% | -98.2% |
As of FY2025 · SEC Form 10-K · Last checked Jun 30, 2026