Annual Operating Margin
-1.89%9.85%-123.74%
Summary
- Current Value
- As of today, WLK annual operating margin is -1.89%, down -123.74% on
- Historical Performance
- WLK annual operating margin is down -109.68% over the past 3 years, down -130.48% over the past 5 years
- All-Time High Comparison
- WLK annual operating margin is currently -107.36% below its historical high of 25.68% set on
- 3-Year Low Comparison
- WLK annual operating margin is at its 3-year low
- Sector Comparison
- WLK annual operating margin is higher than 27.78% of companies in Basic Materials sector
Operating Margin Chart
SUGGESTED SERIES
Performance
| Metric | Date | Value | 1Y | 3Y | 5Y | 15Y |
|---|---|---|---|---|---|---|
| Annual Operating Margin | -1.89% | -123.7% | -109.7% | -130.5% | -115.8% | |
| Quarterly Operating Margin | 3.39% | +534.6% | -69.7% | -88.0% | -71.9% | |
| Price | $63.49 | -1.5% | -47.7% | -36.0% | +219.1% | |
| PE Ratio | - | – | – | – | – | |
| Annual Revenue | $11.17B | -8.0% | -29.3% | +48.9% | +252.2% | |
| Annual Operating Profit | -$211.00M | -121.8% | -106.8% | -145.4% | -155.8% | |
| Annual Gross Margin | 6.17% | -59.3% | -75.1% | -49.3% | -59.5% | |
| Annual Net Margin | -13.17% | -348.5% | -191.0% | -365.5% | -288.7% |
Operating Margin Highs
| Period | High | Date | Current |
|---|---|---|---|
| 3Y | 19.52% | N/A | -109.7% |
| 5Y | 23.95% | -107.9% | |
| All | 25.68% | -107.4% |
Operating Margin Lows
| Period | Low | Date | Current |
|---|---|---|---|
| 3Y | -1.89% | at low | |
| 5Y | -1.89% | at low | |
| All | -7.65% | +75.3% |
Operating Margin History
FAQ
- What is the current annual operating margin of WLK?
- As of today, WLK annual operating margin is -1.89%
- What is 1-year change in WLK annual operating margin?
- WLK annual operating margin is down -123.74% year-over-year
- What is 3-year change in WLK annual operating margin?
- WLK annual operating margin is down -109.68% over the past 3 years
- How far is WLK annual operating margin from its all-time high?
- WLK annual operating margin is currently -107.36% below its historical high of 25.68% set on December 31, 2014
- How does WLK annual operating margin rank versus sector peers?
- WLK annual operating margin is higher than 27.78% of companies in Basic Materials sector
- When is WLK next annual earnings release?
- The next annual earnings release for WLK is on
Operating Margin Formula
Operating Profit Margin = Operating Income
Revenue × 100%
Revenue × 100%
Quarterly Operating Margin
3.39%7.83%-69.79%
Summary
- Current Value
- As of today, WLK quarterly operating margin is 3.39%, down -69.79% on
- Historical Performance
- WLK quarterly operating margin is up +534.62% year-over-year, down -69.73% over the past 3 years
- All-Time High Comparison
- WLK quarterly operating margin is currently -88.05% below its historical high of 28.38% set on
- 3-Year Low Comparison
- WLK quarterly operating margin is +150.52% above its 3-year low of -6.71% reached on
- Sector Comparison
- WLK quarterly operating margin is higher than 29.13% of companies in Basic Materials sector
Performance
| Metric | Date | Value | 3M | 1Y | 3Y | 5Y |
|---|---|---|---|---|---|---|
| Quarterly Operating Margin | 3.39% | -69.8% | +534.6% | -69.7% | -88.0% | |
| Annual Operating Margin | -1.89% | – | -123.7% | -109.7% | -130.5% | |
| Price | $63.49 | -18.1% | -1.5% | -47.7% | -36.0% | |
| PE Ratio | - | – | – | – | – | |
| Quarterly Revenue | $2.98B | -8.9% | +5.0% | -4.3% | -2.4% | |
| Quarterly Operating Profit | $101.00M | -72.5% | +559.1% | -71.1% | -88.3% | |
| Quarterly Gross Margin | 11.77% | -37.9% | +62.1% | -34.0% | -63.6% | |
| Quarterly Net Margin | 0.60% | -92.7% | +102.2% | -93.6% | -97.0% |
Quarterly Operating Margin Highs
| Period | High | Date | Current |
|---|---|---|---|
| 1Y | 11.22% | -69.8% | |
| 3Y | 12.78% | -73.5% | |
| 5Y | 28.38% | N/A | -88.0% |
| All | 28.38% | -88.0% |
Quarterly Operating Margin Lows
| Period | Low | Date | Current |
|---|---|---|---|
| 1Y | -6.71% | +150.5% | |
| 3Y | -6.71% | +150.5% | |
| 5Y | -6.71% | +150.5% | |
| All | -27.76% | +112.2% |
Quarterly Operating Margin History
FAQ
- What is the current quarterly operating margin of WLK?
- As of today, WLK quarterly operating margin is 3.39%
- What is WLK quarterly operating margin most recent change?
- WLK quarterly operating margin was down -69.79% on September 30, 2026
- What is 1-year change in WLK quarterly operating margin?
- WLK quarterly operating margin is up +534.62% year-over-year
- How far is WLK quarterly operating margin from its all-time high?
- WLK quarterly operating margin is currently -88.05% below its historical high of 28.38% set on September 30, 2021
- How does WLK quarterly operating margin rank versus sector peers?
- WLK quarterly operating margin is higher than 29.13% of companies in Basic Materials sector
- When is WLK next earnings release?
- The next earnings release for WLK is on
Operating Margin Formula
Operating Profit Margin = Operating Income
Revenue × 100%
Revenue × 100%
Data Sources & References
- WLK Official Website www.westlake.com
- Most Recent Annual Report (10-K) www.sec.gov/Archives/edgar/data/1262823/000126282326000016/0001262823-26-000016-index.htm
- WLK Profile on Yahoo Finance finance.yahoo.com/quote/WLK
- WLK Profile on NASDAQ.com www.nasdaq.com/market-activity/stocks/wlk