Westlake Corporation (WLK) Gross Margin
- Gross margin · 12 months: Value 9.62%; Formula and calculation Gross profit / revenue. Period ending 2026-06-30..
Gross margin
Overview →Financial period ending 2026-06-30; current quote (m). Amounts retain their stated periods and units.
| Metric | Value | Formula and calculation |
|---|---|---|
| Gross margin · 12 months | 9.62% | Gross profit / revenue. Period ending 2026-06-30. $1.09B ÷ $11.29B × 100 ≈ 9.62% |
Calculation inputs
| Input | Amount with unit | Raw financial data |
|---|---|---|
| Gross profit | 1.09B USD | Gross Profit |
| Revenue | 11.29B USD | |
| Cost of products and services | 10.21B USD | Cost of Goods and Services Sold |
Calculated history
Changes compare with the next older row (previous quarter), unless explicitly labeled otherwise. Rolling 12-month growth compares two successive quarter-end rolling totals; it is not year-over-year growth.
| Period ending | Gross profit (USD) | Revenue (USD) | Cost of products and services (USD) | Gross margin |
|---|---|---|---|---|
| 2026-06-30 | $1.09B | $11.29B | $10.21B | 9.62% |
| 2026-03-31 | $693.00M | $10.98B | $10.28B | 6.31% |
| 2025-12-31 | $813.00M | $11.17B | $10.36B | 7.28% |
| 2025-09-30 | $1.05B | $11.48B | $10.43B | 9.18% |
| 2025-06-30 | $1.32B | $11.76B | $10.44B | 11.20% |
| 2025-03-31 | $1.72B | $12.01B | $10.29B | 14.34% |
| 2024-12-31 | $1.96B | $12.14B | $10.19B | 16.12% |
| 2024-09-30 | $1.83B | $12.13B | $10.30B | 15.08% |
| 2024-06-30 | $1.92B | $12.12B | $10.21B | 15.80% |
| 2024-03-31 | $1.89B | $12.17B | $10.27B | 15.56% |
| 2023-12-31 | $2.22B | $12.55B | $10.33B | 17.68% |
| 2023-09-30 | $2.59B | $13.02B | $10.43B | 19.87% |
| 2023-06-30 | $2.78B | $13.86B | $11.09B | 20.03% |
| 2023-03-31 | $3.58B | $15.09B | $11.51B | 23.72% |
| 2022-12-31 | $4.07B | $15.79B | $11.72B | 25.79% |
| 2022-09-30 | $4.60B | $16.00B | $11.40B | 28.76% |
| 2022-06-30 | $4.84B | $15.10B | $10.26B | 32.08% |
| 2022-03-31 | $4.27B | $13.48B | $9.21B | 31.69% |
| 2021-12-31 | $3.50B | $11.78B | $8.28B | 29.67% |
| 2021-09-30 | $2.72B | $10.24B | $7.51B | 26.59% |
| 2021-06-30 | $1.95B | $9.08B | $7.13B | 21.50% |
| 2021-03-31 | $1.25B | $7.93B | $6.68B | 15.75% |
| 2020-12-31 | $1.02B | $7.50B | $6.48B | 13.63% |
| 2020-09-30 | $950.00M | $7.42B | $6.47B | 12.80% |
| 2020-06-30 | $1.07B | $7.59B | $6.52B | 14.14% |
| 2020-03-31 | $1.24B | $8.03B | $6.78B | 15.50% |
| 2019-12-31 | $1.26B | $8.12B | $6.86B | 15.52% |
| 2019-09-30 | $1.36B | $8.23B | $6.87B | 16.57% |
| 2019-06-30 | $1.53B | $8.42B | $6.89B | 18.20% |
| 2019-03-31 | $1.74B | $8.51B | $6.77B | 20.49% |
| 2018-12-31 | $1.99B | $8.63B | $6.65B | 23.01% |
| 2018-09-30 | $2.14B | (m) | (m) | (m) |
| 2018-06-30 | $2.09B | $8.50B | (m) | 24.62% |
| 2018-03-31 | $1.95B | $8.25B | (m) | 23.58% |
| 2017-12-31 | $1.77B | $8.04B | (m) | 22.00% |
| 2017-09-30 | $1.55B | (m) | (m) | (m) |
| 2017-06-30 | $1.26B | (m) | (m) | (m) |
| 2017-03-31 | $1.09B | (m) | (m) | (m) |
| 2016-12-31 | $980.56M | (m) | (m) | (m) |
| 2016-09-30 | $935.27M | (m) | (m) | (m) |
| 2016-06-30 | $1.04B | (m) | (m) | (m) |
| 2016-03-31 | $1.16B | (m) | (m) | (m) |
| 2015-12-31 | $1.19B | (m) | (m) | (m) |
| 2015-09-30 | $1.31B | (m) | (m) | (m) |
| 2015-06-30 | $1.36B | (m) | (m) | (m) |
| 2015-03-31 | $1.31B | (m) | (m) | (m) |
| 2014-12-31 | $1.32B | (m) | (m) | (m) |
| 2014-09-30 | $1.25B | (m) | (m) | (m) |
| 2014-06-30 | $1.19B | (m) | (m) | (m) |
| 2014-03-31 | $1.16B | (m) | (m) | (m) |
| 2013-12-31 | $1.10B | (m) | (m) | (m) |
| 2013-09-30 | $996.01M | $3.61B | (m) | 27.60% |
| 2013-06-30 | $863.72M | $3.43B | (m) | 25.21% |
| 2013-03-31 | $792.13M | $3.40B | (m) | 23.29% |
| 2012-12-31 | $736.96M | $3.57B | (m) | 20.64% |
| 2012-09-30 | $623.97M | $3.63B | (m) | 17.19% |
| 2012-06-30 | $598.86M | $3.78B | (m) | 15.86% |
| 2012-03-31 | $564.06M | $3.79B | (m) | 14.89% |
| 2011-12-31 | $559.01M | $3.62B | (m) | 15.44% |
| 2011-09-30 | (m) | (m) | (m) | (m) |
| 2011-06-30 | (m) | (m) | (m) | (m) |
| 2011-03-31 | $592.59M | $3.26B | (m) | 18.17% |
| 2010-12-31 | $482.68M | $3.17B | (m) | 15.22% |
| 2010-09-30 | (m) | (m) | (m) | (m) |
| 2010-06-30 | (m) | (m) | (m) | (m) |
| 2010-03-31 | (m) | (m) | (m) | (m) |
| 2009-12-31 | $195.13M | $2.33B | (m) | 8.39% |
(m) means missing inputs. Historical market-based ratios use the saved close on or immediately before period ending and that period’s reported shares; current quotes are not substituted. Five-year projections repeat historical CAGR, not analyst forecasts.
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