Fonix (FRA:FOS) Shiller PE Ratio: (As of Aug. 15, 2026)

Author: Vera Yuan Vera Yuan
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Director of Data and Quant Analytics at GuruFocus
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Charlie Tian
Founder & CEO of GuruFocus
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.

FRA:FOS Fonix PLC FRA:FOS
78 GF Score
Price €1.98
GF Value €2.90
! 2 Warning Signs
View Full Analysis

What is Fonix Shiller PE Ratio?

Fonix does not have a history long enough to calculate E10. Therefore GuruFocus does not calculate Shiller PE Ratio for this company.

Shiller PE for Stocks: The True Measure of Stock Valuation


Fonix  (FRA:FOS) Shiller PE Ratio Explanation

Compared with the regular PE Ratio, which works poorly for cyclical businesses, the Shiller PE Ratio smoothed out the fluctuations of profit margins during business cycles. Therefore it is more accurate in reflecting the valuation of the company.

If a company has consistent business performance, the Shiller PE Ratio should give similar results to regular PE Ratio.

Compared with the PS Ratio, the Shiller PE Ratio makes the comparison between different industries more meaningful.


Be Aware

Shiller PE Ratio assumes that over the long term, businesses and profitability revert to their means. If a company's business model does not work in the future compared with the past, Shiller PE Ratio and PS Ratio will give false valuations.


Fonix Shiller PE Ratio Related Terms


Fonix Shiller PE Ratio Historical Data

* Premium members only.

The historical data trend for Fonix's Shiller PE Ratio 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.

Fonix Shiller PE Ratio Chart

Fonix Annual Data
Trend Jun18 Jun19 Jun20 Jun21 Jun22 Jun23 Jun24 Jun25
Shiller PE Ratio
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Fonix Semi-Annual Data
Jun18 Jun19 Dec19 Jun20 Dec20 Jun21 Dec21 Jun22 Dec22 Jun23 Dec23 Jun24 Dec24 Jun25 Dec25
Shiller PE Ratio Get a 7-Day Free Trial Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only 0.00 0.00 0.00 0.00 0.00

FRA:FOS vs MSFT, ORCL, PLTR: Shiller PE Ratio Comparison

For the Software - Infrastructure subindustry, Fonix's Shiller PE Ratio, along with its competitors' market caps and Shiller PE Ratio 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.


Fonix Shiller PE Ratio vs Software Industry

For the Software industry and Technology sector, Fonix's Shiller PE Ratio distribution charts can be found below:

* The bar in red indicates where Fonix's Shiller PE Ratio falls into.


FRA:FOS
78GF Score
Fonix PLC FRA:FOS
Shiller PE Ratio is just one metric. See GF Score™, valuation, warning signs, and more.
View Full Analysis

Fonix Shiller PE Ratio Calculation

For Shiller PE Ratio, the earnings of the past 10 years are inflation-adjusted and averaged. The result is used for P/E calculation. Since it looks at the average over the last 10 years, the Shiller PE Ratio is also called PE10.

The Shiller PE Ratio was first used by professor Robert Shiller to measure the valuation of the overall market. The same calculation is applied here to individual companies.

Fonix does not have a history long enough to calculate E10. Therefore GuruFocus does not calculate Shiller PE Ratio for this company.

Is Fonix (FRA:FOS) Overvalued in 2026?

Based on GuruFocus' analysis, Fonix stock appears to be undervalued. The current stock price of €1.98 is trading 31.7% below its estimated GF Value™ of €2.90.

Key valuation signals for FRA:FOS:

  • Shiller PE Ratio:
  • GF Value™: €2.90 vs. price of €1.98 (31.7% below fair value)
  • GF Score™: 78/100 with 2 warning signs

No single metric tells the full story. See the FRA:FOS stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.


Fonix Business Description

Other Exchanges FNX:UK
Address 23 Heddon Street, London, GBR, W1B 4BQ
Fonix PLC is a provider of mobile payments and customer engagement solutions for businesses across media, charity, gaming, e-mobility, and other digital services. This technology enables consumers to pay and interact directly through their mobile devices using simple, familiar channels. It operates under one operating segment, which is the facilitating of mobile payments and messaging. It derives the majority of its revenue through commission or facilitation fees by providing Mobile Payments services. Geographically, it derives maximum revenue from the United Kingdom and the rest from other parts of Europe.
78GF Score

Get the complete analysis for FRA:FOS

Shiller PE Ratio is just one metric. See GF Value™, 30-year financials, guru trades, warning signs, and more.

€1.98
Price
€2.90
GF Value