WestlakeWLK +1.36%72 EV-to-FCF is -27.79 as of Jul. 11, 2026. GuruFocus rates WLK with a GF Score™ of 72/100 and a GF Value™ of $105.17 (Modestly Undervalued). The stock has 4 warning signs investors should review. Among 923 Chemicals companies, Westlake ranks worse than 108342.25% on this metric.
EV-to-FCF is calculated as enterprise value divided by its free cash flow. As of today, Westlake's Enterprise Value is $14,116 Mil.
Westlake's Free Cash Flow for the trailing twelve months (TTM) ended in Mar. 2026 was $-508 Mil. Therefore, Westlake's EV-to-FCF for today is -27.79.
The historical rank and industry rank for Westlake's EV-to-FCF or its related term are showing as below:
WLK'
s EV-to-FCF Range Over the Past 10 Years
Min: -286.51 Med: 16.76 Max: 185.31
Current: -27.79
During the past 13 years, the highest EV-to-FCF of Westlake was 185.31. The lowest was -286.51. And the median was 16.76.
WLK's EV-to-FCF is ranked worse than 100% of 923
companies
in the Chemicals industry
Industry Median: 22.52
vs WLK: -27.79
EV-to-FCF is a valuation multiple that allows analysts and investors to compare stocks, preferably in the same sector or industry. This important multiple is often used in conjunction with, or as an alternative to, the PE Ratio (TTM) to determine the fair market value of a company.
EV-to-FCF is a valuation multiple that allows analysts and investors to compare stocks, preferably in the same sector or industry. This important multiple is often used in conjunction with, or as an alternative to, the PE Ratio (TTM) to determine the fair market value of a company.
Westlake's share price for today is $75.49.
Westlake's Earnings per Share (Diluted) for the trailing twelve months (TTM) ended in Mar. 2026 adds up the quarterly data reported by the company within the most recent 12 months, which was $-12.690.
* 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.
Enterprise Value is used because it is a more complete measure in reflecting how much an investor pays when buying a company. Free Cash Flow is an important financial metric because it represents the actual amount of cash at a company's disposal. Companies with a low EV-to-FCF ratio, combined with a strong balance sheet are generally considered as undervalued.
Westlake EV-to-FCF Related Terms
Westlake EV-to-FCF Historical Data
* Premium members only.
The historical data trend for Westlake's EV-to-FCF 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.
For the Specialty Chemicals subindustry, Westlake's EV-to-FCF, along with its competitors' market caps and EV-to-FCF 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 EV-to-FCF vs Chemicals Industry
For the Chemicals industry and Basic Materials sector, Westlake's EV-to-FCF distribution charts can be found below:
* The bar in red indicates where Westlake's EV-to-FCF falls into.
Westlake's current Enterprise Value is $14,116 Mil.
Westlake's Free Cash Flow for the trailing twelve months (TTM) ended in Mar. 2026 adds up the quarterly data reported by the company within the most recent 12 months, which was $-508 Mil.
* 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.
Westlake (WLK) has a EV-to-FCF of -27.79 as of Jul. 11, 2026. EV to FCF ratio is the company's enterprise value divided by free cash flow. View historical data on Westlake and its competitors. According to the industry distribution chart, Westlake ranks #999999 out of 923 companies in the Chemicals industry.
Is Westlake's EV-to-FCF too high?
Westlake's current EV-to-FCF is -27.79. Based on the distribution chart, Westlake ranks #999999 out of 923 companies in the Chemicals industry, which is in the bottom quartile relative to peers. Overall, Westlake has a GF Score™ of 72/100 and is considered Modestly Undervalued, reflecting its overall financial health beyond just this single metric.
How does Westlake's EV-to-FCF compare to ESI and EMN?
According to the Chemicals industry distribution chart, Westlake ranks #999999 out of 923 companies for EV-to-FCF. This places Westlake in the lower half of its industry. The industry median EV-to-FCF is 22.52. See the competitive comparison table and distribution chart on this page for a detailed peer-by-peer breakdown.
What is a good EV-to-FCF for a Chemicals company?
The median EV-to-FCF among Chemicals companies is 22.52, based on 923 companies in the industry. Companies in the top quartile (top 25%) have a EV-to-FCF significantly above this median, while those in the bottom quartile fall well below. However, EV-to-FCF should not be evaluated in isolation — investors should consider it alongside profitability, growth, and financial strength metrics. Use the industry distribution chart on this page to see where any company falls relative to its peers.
What does a high EV-to-FCF mean?
A high EV-to-FCF can signal that a stock is expensive relative to its fundamentals. EV to FCF ratio is the company's enterprise value divided by free cash flow. View historical data on Westlake and its competitors. For the Chemicals industry, the median EV-to-FCF is 22.52 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. Westlake's current EV-to-FCF is -27.79. 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 (WLK) is currently considered Modestly Undervalued. The stock's GF Value™ is $105.17, compared to a current price of $75.49 — trading 28.2% below its estimated fair value. The current EV-to-FCF is -27.79. Westlake's overall GF Score™ is 72/100 with 4 warning signs to review. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is EV-to-FCF calculated?
EV-to-FCF is calculated from a company's financial statements. For Westlake (WLK), the current EV-to-FCF is -27.79 as of Jul. 11, 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 (WLK) Overvalued in 2026?
Based on GuruFocus' analysis, Westlake stock appears to be undervalued.
The current stock price of $75.49 is trading 28.2% below its estimated GF Value™ of $105.17.
GuruFocus considers Westlake to be Modestly Undervalued.
Key valuation signals for WLK:
EV-to-FCF: -27.79
GF Value™: $105.17 vs. price of $75.49 (28.2% below fair value)
No single metric tells the full story. See the WLK 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.
72GF Score
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