Westlake Management
Management criteria checks 3/4
We currently do not have sufficient information about the CEO.
Key information
Jean-Marc Gilson
Chief executive officer
US$4.3m
Total compensation
| CEO salary percentage | 12.41% |
| CEO tenure | 1.4yrs |
| CEO ownership | n/a |
| Management average tenure | 6.9yrs |
| Board average tenure | 7.8yrs |
Recent management updates
Recent updates
Westlake (NYSE:WLK) Has A Somewhat Strained Balance Sheet
Dec 14
Westlake: My Year-End 2025 Update Implies Difficult Macro
Dec 09Westlake (NYSE:WLK) Has Affirmed Its Dividend Of $0.53
Nov 21A Look At The Fair Value Of Westlake Corporation (NYSE:WLK)
Sep 25Westlake (NYSE:WLK) Will Pay A Larger Dividend Than Last Year At $0.53
Aug 14Should You Think About Buying Westlake Corporation (NYSE:WLK) Now?
Jul 27Westlake Corporation (NYSE:WLK) Not Flying Under The Radar
Jul 09Westlake (NYSE:WLK) Seems To Use Debt Quite Sensibly
Jun 21Are Investors Undervaluing Westlake Corporation (NYSE:WLK) By 37%?
May 12Should You Investigate Westlake Corporation (NYSE:WLK) At US$88.46?
Apr 06Westlake Corporation's (NYSE:WLK) Popularity With Investors Is Clear
Mar 18Earnings Miss: Westlake Corporation Missed EPS By 28% And Analysts Are Revising Their Forecasts
Feb 28Is Westlake Corporation (NYSE:WLK) Trading At A 49% Discount?
Dec 25Westlake Corp.: Overvaluation Confirmed, What's Next?
Nov 28CEO Compensation Analysis
| Date | Total Compensation | Salary | Company Earnings |
|---|---|---|---|
| Sep 30 2025 | n/a | n/a | -US$952m |
| Jun 30 2025 | n/a | n/a | -US$67m |
| Mar 31 2025 | n/a | n/a | US$386m |
| Dec 31 2024 | US$4m | US$529k | US$599m |
Compensation vs Market: Jean-Marc's total compensation ($USD4.26M) is below average for companies of similar size in the US market ($USD8.25M).
Compensation vs Earnings: Insufficient data to compare Jean-Marc's compensation with company performance.
CEO
Jean-Marc Gilson (62 yo)
Mr. Jean-Marc Gilson is President, CEO & Director of Westlake Chemical Partners LP from July 15, 2024. Mr. Jean-Marc is President, Chief Executive Officer and Director of Westlake Chemical Partners GP LLC...
Leadership Team
| Name | Position | Tenure | Compensation | Ownership |
|---|---|---|---|---|
| Executive Chairman | 22.5yrs | US$10.92m | 0.89% $ 84.8m | |
| Senior Chairman | 22.5yrs | US$7.36m | 0.031% $ 3.0m | |
| President & CEO | 1.4yrs | US$4.26m | no data | |
| Executive VP & CFO | 18.8yrs | US$4.14m | 0.076% $ 7.2m | |
| Executive Vice President of Legal & External Affairs | 12.2yrs | US$3.77m | 0.13% $ 12.0m | |
| Executive VP of Performance & Essential Materials Segment Head | 15.7yrs | US$3.26m | 0.027% $ 2.6m | |
| VP & Chief Accounting Officer | 1.7yrs | no data | 0.0035% $ 331.1k | |
| Senior VP of Housing & Infrastructure Products Segment Head | less than a year | no data | no data |
Experienced Management: WLK's management team is seasoned and experienced (6.9 years average tenure).
Board Members
| Name | Position | Tenure | Compensation | Ownership |
|---|---|---|---|---|
| Executive Chairman | 22.5yrs | US$10.92m | 0.89% $ 84.8m | |
| Senior Chairman | 22.5yrs | US$7.36m | 0.031% $ 3.0m | |
| Independent Director | 7.6yrs | US$292.17k | 0.0075% $ 718.5k | |
| Independent Director | 1yr | no data | 0.0010% $ 99.2k | |
| Independent Director | 5.6yrs | US$267.17k | 0.0091% $ 866.4k | |
| Independent Director | 12.6yrs | US$287.17k | 0.017% $ 1.6m | |
| Independent Director | 12.6yrs | US$282.17k | 0.016% $ 1.6m | |
| Independent Director | 7.9yrs | US$282.17k | 0.010% $ 949.5k | |
| Director | 7.9yrs | US$267.17k | 0.022% $ 2.1m | |
| Director | 7.3yrs | no data | 0.0079% $ 754.8k | |
| Director | 2.6yrs | US$376.71k | 0.019% $ 1.9m | |
| Director | 2.6yrs | US$376.71k | 0.0028% $ 266.2k |
Experienced Board: WLK's board of directors are considered experienced (7.8 years average tenure).
Company Analysis and Financial Data Status
| Data | Last Updated (UTC time) |
|---|---|
| Company Analysis | 2025/12/23 06:22 |
| End of Day Share Price | 2025/12/23 00:00 |
| Earnings | 2025/09/30 |
| Annual Earnings | 2024/12/31 |
Data Sources
The data used in our company analysis is from S&P Global Market Intelligence LLC. The following data is used in our analysis model to generate this report. Data is normalised which can introduce a delay from the source being available.
| Package | Data | Timeframe | Example US Source * |
|---|---|---|---|
| Company Financials | 10 years |
| |
| Analyst Consensus Estimates | +3 years |
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| Market Prices | 30 years |
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| Ownership | 10 years |
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| Management | 10 years |
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| Key Developments | 10 years |
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* Example for US securities, for non-US equivalent regulatory forms and sources are used.
Unless specified all financial data is based on a yearly period but updated quarterly. This is known as Trailing Twelve Month (TTM) or Last Twelve Month (LTM) Data. Learn more.
Analysis Model and Snowflake
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Learn about the world class team who designed and built the Simply Wall St analysis model.
Industry and Sector Metrics
Our industry and section metrics are calculated every 6 hours by Simply Wall St, details of our process are available on Github.
Analyst Sources
Westlake Corporation is covered by 30 analysts. 14 of those analysts submitted the estimates of revenue or earnings used as inputs to our report. Analysts submissions are updated throughout the day.
| Analyst | Institution |
|---|---|
| null null | Alembic Global Advisors |
| Michael Leithead | Barclays |
| John McNulty | BMO Capital Markets Equity Research |