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WestlakeSTU:UEO +2.14%71 Debt-to-EBITDA is 2.16 as of Jun. 2026, which is 4% below its 10-year median of 2.26. GuruFocus rates STU:UEO with a GF Score™ of 71/100 and a GF Value™ of €91.87 (Modestly Undervalued). The stock has 7 warning signs investors should review. Among 1,242 Chemicals companies, Westlake ranks worse than 98.63% on this metric.
Debt-to-EBITDA measures a company's ability to pay off its debt.
A high Debt-to-EBITDA ratio generally means that a company may spend more time to paying off its debt. According to Joel Tillinghast's BIG MONEY THINKS SMALL: Biases, Blind Spots, and Smarter Investing, a ratio of Debt-to-EBITDA exceeding four is usually considered scary unless tangible assets cover the debt.
The historical rank and industry rank for Westlake's Debt-to-EBITDA or its related term are showing as below:
STU:UEO'
s Debt-to-EBITDA Range Over the Past 10 Years
Min: -25.85 Med: 2.26 Max: 70.8
Current: 70.8
During the past 13 years, the highest Debt-to-EBITDA Ratio of Westlake was 70.80. The lowest was -25.85. And the median was 2.26.
STU:UEO's Debt-to-EBITDA is ranked worse than 98.63% of 1242
companies
in the Chemicals industry
Industry Median: 2.15
vs STU:UEO: 70.80
A high Debt-to-EBITDA ratio generally means that a company may spend more time to paying off its debt.
According to Joel Tillinghast's BIG MONEY THINKS SMALL: Biases, Blind Spots, and Smarter Investing, a ratio of Debt-to-EBITDA exceeding four is usually considered scary unless tangible assets cover the debt.
Westlake Debt-to-EBITDA Related Terms
Westlake Debt-to-EBITDA Historical Data
* Premium members only.
The historical data trend for Westlake's Debt-to-EBITDA can be seen below:
* For Operating Data section: All numbers are indicated by the unit behind each term and all currency related amount are in USD. * For other sections: All numbers are in millions except for per share data, ratio, and percentage. All currency related amount are indicated in the company's associated stock exchange currency.
STU:UEO vs SOLS, ESI, EMN: Debt-to-EBITDA Comparison
For the Specialty Chemicals subindustry, Westlake's Debt-to-EBITDA, along with its competitors' market caps and Debt-to-EBITDA data, can be viewed below:
* Competitive companies are chosen from companies within the same industry, with headquarter located in same country, with closest market capitalization; x-axis shows the market cap, and y-axis shows the term value; the bigger the dot, the larger the market cap. Note that "N/A" values will not show up in the chart.
Westlake Debt-to-EBITDA vs Chemicals Industry
For the Chemicals industry and Basic Materials sector, Westlake's Debt-to-EBITDA distribution charts can be found below:
* The bar in red indicates where Westlake's Debt-to-EBITDA falls into.
* For Operating Data section: All numbers are indicated by the unit behind each term and all currency related amount are in USD. * For other sections: All numbers are in millions except for per share data, ratio, and percentage. All currency related amount are indicated in the company's associated stock exchange currency.
In the calculation of annual Debt-to-EBITDA, the EBITDA of the last fiscal year is used. In calculating the annualized quarterly data,
the EBITDA data used here is four times the quarterly (Jun. 2026) EBITDA data.
Westlake (STU:UEO) has a Debt-to-EBITDA of 2.16 as of Jun. 2026. Debt-to-EBITDA ratio represents the ratio of total debt to total earnings before interest, taxes, depreciation and amortization. View historical data on Westlake. This is near median its historical median of 2.26. According to the industry distribution chart, Westlake ranks #1225 out of 1242 companies in the Chemicals industry, placing it in the top 98.6%.
Is Westlake's Debt-to-EBITDA too high?
Westlake's current Debt-to-EBITDA of 2.16 is near median its 10-year median of 2.26. The Chemicals industry median Debt-to-EBITDA is 2.15. Westlake's value of 2.16 is 0.5% above this industry median. Based on the distribution chart, Westlake ranks #1225 out of 1242 companies in the Chemicals industry, which is in the bottom quartile relative to peers. Overall, Westlake has a GF Score™ of 71/100 and is considered Modestly Undervalued, reflecting its overall financial health beyond just this single metric.
How does Westlake's Debt-to-EBITDA compare to SOLS and ESI?
According to the Chemicals industry distribution chart, Westlake ranks #1225 out of 1242 companies for Debt-to-EBITDA. This places Westlake in the lower half of its industry. The industry median Debt-to-EBITDA is 2.15. Westlake's value of 2.16 is 0.5% above this benchmark. While the company's 10-year median is 2.26 vs. the industry median of 2.15, Westlake has consistently been above the industry average. See the competitive comparison table and distribution chart on this page for a detailed peer-by-peer breakdown.
What is a good Debt-to-EBITDA for a Chemicals company?
The median Debt-to-EBITDA among Chemicals companies is 2.15, based on 1,242 companies in the industry. Companies in the top quartile (top 25%) have a Debt-to-EBITDA significantly above this median, while those in the bottom quartile fall well below. However, Debt-to-EBITDA should not be evaluated in isolation — investors should consider it alongside profitability, growth, and financial strength metrics. Westlake's current Debt-to-EBITDA of 2.16 is 0.5% above the industry median. Use the industry distribution chart on this page to see where any company falls relative to its peers.
What does a high Debt-to-EBITDA mean?
A high Debt-to-EBITDA can signal that a stock is expensive relative to its fundamentals. Debt-to-EBITDA ratio represents the ratio of total debt to total earnings before interest, taxes, depreciation and amortization. View historical data on Westlake. For the Chemicals industry, the median Debt-to-EBITDA is 2.15 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. Westlake's current Debt-to-EBITDA is 2.16, which is near median its own 10-year median of 2.26. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Westlake stock overvalued right now?
Based on GuruFocus' analysis, Westlake (STU:UEO) is currently considered Modestly Undervalued. The stock's GF Value™ is €91.87, compared to a current price of €69.62 — trading 24.2% below its estimated fair value. The current Debt-to-EBITDA is 2.16, which is near median its 10-year median of 2.26 and 0.5% above the Chemicals industry median of 2.15. Westlake's overall GF Score™ is 71/100 with 7 warning signs to review. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is Debt-to-EBITDA calculated?
Debt-to-EBITDA is calculated from a company's financial statements. For Westlake (STU:UEO), the current Debt-to-EBITDA is 2.16 as of Jun. 2026. GuruFocus calculates this using data sourced from SEC filings and annual reports. See the calculation section and 30-year financial data on this page for the full breakdown.
Is Westlake (STU:UEO) Overvalued in 2026?
Based on GuruFocus' analysis, Westlake stock appears to be undervalued.
The current stock price of €69.62 is trading 24.2% below its estimated GF Value™ of €91.87.
GuruFocus considers Westlake to be Modestly Undervalued.
Key valuation signals for STU:UEO:
Debt-to-EBITDA: 2.16 (near median its 10-year median of 2.26)
GF Value™: €91.87 vs. price of €69.62 (24.2% below fair value)
Industry Position: 0.5% above the Chemicals median (#1225 of 1242)
No single metric tells the full story. See the STU:UEO stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.
Westlake is a forward-integrated commodity chemicals firm based in Houston. It began as a single low-density polyethylene plant and expanded its capabilities to include ethylene, vinyl chloride monomers, and polyvinyl chloride over the next two decades. The acquisition of Axiall in 2016 made it a North American leader in chlor-alkali and PVC. Today, Westlake has two defined segments: performance and essential materials, and housing and infrastructure products. The HIP segment began operating in 2022 following a series of acquisitions in the building products space. The firm aims to maximize the value of its chemical production by integrating with the HIP segment, realizing the higher margins of finished commercial goods.
71GF Score
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