Focused on building reliable datasets, financial models, and research tools for value-minded investors. Committed to turning complex data into practical guidance for value-investing and long-term wealth.
Dr. Charlie Tian is the founder and CEO of GuruFocus.com, a leading global investment research platform established in 2004. With a Ph.D. in physics, Dr. Tian transitioned from science to finance, applying a data-driven, disciplined approach to value investing.
EV-to-FCF is calculated as enterprise value divided by its free cash flow. As of today, Invinity Energy Systems's Enterprise Value is $167.58 Mil.
Invinity Energy Systems's Free Cash Flow for the trailing twelve months (TTM) ended in Dec. 2025 was $-46.03 Mil. Therefore, Invinity Energy Systems's EV-to-FCF for today is -3.64.
The historical rank and industry rank for Invinity Energy Systems's EV-to-FCF or its related term are showing as below:
IESVF'
s EV-to-FCF Range Over the Past 10 Years
Min: -10.29 Med: -1.83 Max: 0.22
Current: -3.94
During the past 8 years, the highest EV-to-FCF of Invinity Energy Systems was 0.22. The lowest was -10.29. And the median was -1.83.
IESVF's EV-to-FCF is ranked worse than 100% of 1733
companies
in the Industrial Products industry
Industry Median: 25.04
vs IESVF: -3.94
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.
Invinity Energy Systems (OTCPK:IESVF) EV-to-FCF Explanation
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.
Invinity Energy Systems's PE Ratio (TTM) for today is calculated as:
Invinity Energy Systems's share price for today is $0.385.
For company reported semi-annually, GuruFocus uses latest annual data as the TTM data. Invinity Energy Systems's Earnings per Share (Diluted) for the trailing twelve months (TTM) ended in Dec. 2025 was $-0.068.
* 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.
* 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 Electrical Equipment & Parts subindustry, Invinity Energy Systems'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.
Invinity Energy Systems EV-to-FCF vs Industrial Products Industry
For the Industrial Products industry and Industrials sector, Invinity Energy Systems's EV-to-FCF distribution charts can be found below:
* The bar in red indicates where Invinity Energy Systems's EV-to-FCF falls into.
Invinity Energy Systems's current Enterprise Value is $167.58 Mil.
For company reported semi-annually, GuruFocus uses latest annual data as the TTM data. Invinity Energy Systems's Free Cash Flow for the trailing twelve months (TTM) ended in Dec. 2025 was $-46.03 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.
Invinity Energy Systems (IESVF) has a EV-to-FCF of -3.64 as of Jul. 16, 2026. EV to FCF ratio is the company's enterprise value divided by free cash flow. View historical data on Invinity Energy Systems and its competitors. According to the industry distribution chart, Invinity Energy Systems ranks #999999 out of 1733 companies in the Industrial Products industry.
Is Invinity Energy Systems' EV-to-FCF too high?
Invinity Energy Systems' current EV-to-FCF is -3.64. Based on the distribution chart, Invinity Energy Systems ranks #999999 out of 1733 companies in the Industrial Products industry, which is in the bottom quartile relative to peers. Overall, Invinity Energy Systems has a GF Score™ of 56/100 and is considered Significantly Overvalued, reflecting its overall financial health beyond just this single metric.
How does Invinity Energy Systems' EV-to-FCF compare to VRT and BE?
According to the Industrial Products industry distribution chart, Invinity Energy Systems ranks #999999 out of 1733 companies for EV-to-FCF. This places Invinity Energy Systems in the lower half of its industry. The industry median EV-to-FCF is 25.04. 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 an Industrial Products company?
The median EV-to-FCF among Industrial Products companies is 25.04, based on 1,733 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 Invinity Energy Systems and its competitors. For the Industrial Products industry, the median EV-to-FCF is 25.04 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. Invinity Energy Systems's current EV-to-FCF is -3.64. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Invinity Energy Systems stock overvalued right now?
Based on GuruFocus' analysis, Invinity Energy Systems (IESVF) is currently considered Significantly Overvalued. The stock's GF Value™ is $0.12, compared to a current price of $0.39 — trading 220.8% above its estimated fair value. The current EV-to-FCF is -3.64. Invinity Energy Systems' overall GF Score™ is 56/100 with 6 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 Invinity Energy Systems (IESVF), the current EV-to-FCF is -3.64 as of Jul. 16, 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 Invinity Energy Systems (IESVF) Overvalued in 2026?
Based on GuruFocus' analysis, Invinity Energy Systems stock appears to be overvalued.
The current stock price of $0.39 is trading 220.8% above its estimated GF Value™ of $0.12.
GuruFocus considers Invinity Energy Systems to be Significantly Overvalued.
Key valuation signals for IESVF:
EV-to-FCF: -3.64
GF Value™: $0.12 vs. price of $0.39 (220.8% above fair value)
No single metric tells the full story. See the IESVF stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.
Invinity Energy Systems PLC operates in the manufacturing of vanadium flow battery systems and their related installation and other services. Its vanadium flow batteries are a form of heavy-duty, stationary energy storage, used in high-utilization applications such as being coupled with industrial-scale solar generation for distributed, low-carbon energy projects. The company's flow battery systems are ideal for commercial and industrial sites, grid network infrastructure projects, and off-grid applications, either standalone or alongside renewable energy such as solar PV. It generates the majority of its revenue from the sale of Battery systems and associated control systems.
56GF Score
Get the complete analysis for IESVF
EV-to-FCF is just one metric. See GF Value™, 30-year financials, guru trades, warning signs, and more.
Quick Browse
Personalize
Premium Gurus 
Create New Portfolio
IESVF has been successfully added to your 
