Tempest Security AB (OSTO:TSEC) PEG Ratio: N/A (As of Jul. 16, 2026)

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

OSTO:TSEC Tempest Security AB OSTO:TSEC
70 GF Score
Price kr10.90
GF Value kr18.05
Valuation Possible Value Trap
! 4 Warning Signs
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What is Tempest Security AB PEG Ratio?

PE Ratio without NRI / 5-Year EBITDA Growth Rate*

PEG Ratio is defined as the PE Ratio without NRI divided by the growth ratio. The growth rate we use is the 5-Year EBITDA growth rate. As of today, Tempest Security AB's PE Ratio without NRI is 0.00. Tempest Security AB's 5-Year EBITDA growth rate is 0.00%. Therefore, Tempest Security AB's PEG Ratio for today is N/A.

* The 5-Year EBITDA Growth Rate is the 5-year average EBITDA per share growth rate. While the denominator is a percentage, we use the whole number as opposed to the decimal form for the calculation. For example, 5% would be shown as 5 as opposed to 0.05. If it's smaller than or equal to 0, then the PEG Ratio is not calculated.


The historical rank and industry rank for Tempest Security AB's PEG Ratio or its related term are showing as below:



OSTO:TSEC's PEG Ratio is not ranked *
in the Business Services industry.
Industry Median: 1.16
* Ranked among companies with meaningful PEG Ratio only.

Peter Lynch thinks a company with a P/E ratio equal to its growth rate is fairly valued.


Tempest Security AB  (OSTO:TSEC) PEG Ratio Explanation

To compare stocks with different growth rates, Peter Lynch invented a ratio called PEG Ratio. PEG Ratio is defined as the P/E ratio divided by the growth ratio. He thinks a company with a P/E ratio equal to its growth rate is fairly valued. Still he said he would rather buy a company growing 20% a year with a P/E of 20, instead of a company growing 10% a year with a P/E of 10.


Tempest Security AB PEG Ratio Related Terms


Tempest Security AB PEG Ratio Historical Data

* Premium members only.

The historical data trend for Tempest Security AB's PEG 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.

Tempest Security AB PEG Ratio Chart

Tempest Security AB Annual Data
Trend Dec16 Dec17 Dec18 Dec19 Dec20 Dec21 Dec22 Dec23 Dec24 Dec25
PEG Ratio
Get a 7-Day Free Trial Premium Member Only Premium Member Only 0.00 0.00 0.00 0.00 0.00

Tempest Security AB Quarterly Data
Mar21 Jun21 Sep21 Dec21 Mar22 Jun22 Sep22 Dec22 Mar23 Jun23 Sep23 Dec23 Mar24 Jun24 Sep24 Dec24 Mar25 Jun25 Sep25 Dec25
PEG 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 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

OSTO:TSEC vs ALLE, MSA, ADT: PEG Ratio Comparison

For the Security & Protection Services subindustry, Tempest Security AB's PEG Ratio, along with its competitors' market caps and PEG 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.


Tempest Security AB PEG Ratio vs Business Services Industry

For the Business Services industry and Industrials sector, Tempest Security AB's PEG Ratio distribution charts can be found below:

* The bar in red indicates where Tempest Security AB's PEG Ratio falls into.


OSTO:TSEC
70GF Score
Tempest Security AB OSTO:TSEC
PEG Ratio is just one metric. See GF Score™, valuation, warning signs, and more.
View Full Analysis

Tempest Security AB PEG Ratio Calculation

PEG Ratio is defined as the PE Ratio without NRI divided by the growth ratio. The ratio we use is the 5-Year EBITDA growth rate.

Tempest Security AB's PEG Ratio for today is calculated as

PEG Ratio=PE Ratio without NRI/5-Year EBITDA Growth Rate*
=/0.00
=N/A

* 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.

* Note: The 5-Year EBITDA Growth Rate is the 5-year average EBITDA per share growth rate. While the denominator is a percentage, we use the whole number as opposed to the decimal form for the calculation. For example, 5% would be shown as 5 as opposed to 0.05. If it's smaller than or equal to 0, then the PEG Ratio is not calculated.

Is Tempest Security AB (OSTO:TSEC) Overvalued in 2026?

Based on GuruFocus' analysis, Tempest Security AB stock appears to be undervalued. The current stock price of kr10.90 is trading 39.6% below its estimated GF Value™ of kr18.05. GuruFocus considers Tempest Security AB to be Possible Value Trap.

Key valuation signals for OSTO:TSEC:

  • PEG Ratio: N/A
  • GF Value™: kr18.05 vs. price of kr10.90 (39.6% below fair value)
  • GF Score™: 70/100 with 4 warning signs

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


Tempest Security AB Business Description

Address Ralambsvagen 17, 18th Floor, Stockholm, SWE, 112 59
Tempest Security AB provides solutions for security, protection, and service. The company has two segments: Security Solutions and Risk Solutions. The company gains the majority of revenue from Security Solutions, where it provides security guards, orderlies, and shop control. Risk Solutions includes Consulting, training, personal protection, and other specialized services. Geographically, the business activities function through the regions of Sweden, Denmark, and the United Kingdom.
70GF Score

Get the complete analysis for OSTO:TSEC

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

kr10.90
Price
kr18.05
GF Value