QleanAir AB (OSTO:QAIR) PEG Ratio: N/A (As of Jul. 21, 2026)

Author: Vera Yuan Vera Yuan
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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.

OSTO:QAIR QleanAir AB OSTO:QAIR
81 GF Score
Price kr20.20
GF Value kr24.51
Valuation Modestly Undervalued
! 4 Warning Signs
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What is QleanAir 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, QleanAir AB's PE Ratio without NRI is 10.36. QleanAir AB's 5-Year EBITDA growth rate is -13.20%. Therefore, QleanAir 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 QleanAir AB's PEG Ratio or its related term are showing as below:


During the past 10 years, QleanAir AB's highest PEG Ratio was 3.42. The lowest was 0.42. And the median was 0.76.


OSTO:QAIR's PEG Ratio is not ranked *
in the Industrial Products industry.
Industry Median: 1.76
* 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.


QleanAir AB  (OSTO:QAIR) 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.


QleanAir AB PEG Ratio Related Terms


QleanAir AB PEG Ratio Historical Data

* Premium members only.

The historical data trend for QleanAir 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.

QleanAir AB PEG Ratio Chart

QleanAir 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 0.77 2.81 0.75 0.00 0.00

QleanAir AB Quarterly Data
Jun21 Sep21 Dec21 Mar22 Jun22 Sep22 Dec22 Mar23 Jun23 Sep23 Dec23 Mar24 Jun24 Sep24 Dec24 Mar25 Jun25 Sep25 Dec25 Mar26
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:QAIR vs VLTO, ZWS, CECO: PEG Ratio Comparison

For the Pollution & Treatment Controls subindustry, QleanAir 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.


QleanAir AB PEG Ratio vs Industrial Products Industry

For the Industrial Products industry and Industrials sector, QleanAir AB's PEG Ratio distribution charts can be found below:

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


OSTO:QAIR
81GF Score
QleanAir AB OSTO:QAIR
PEG Ratio is just one metric. See GF Score™, valuation, warning signs, and more.
View Full Analysis

QleanAir 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.

QleanAir AB's PEG Ratio for today is calculated as

PEG Ratio=PE Ratio without NRI/5-Year EBITDA Growth Rate*
=10.358974358974/-13.20
=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 QleanAir AB (OSTO:QAIR) Overvalued in 2026?

Based on GuruFocus' analysis, QleanAir AB stock appears to be undervalued. The current stock price of kr20.20 is trading 17.6% below its estimated GF Value™ of kr24.51. GuruFocus considers QleanAir AB to be Modestly Undervalued.

Key valuation signals for OSTO:QAIR:

  • PEG Ratio: N/A
  • GF Value™: kr24.51 vs. price of kr20.20 (17.6% below fair value)
  • GF Score™: 81/100 with 4 warning signs

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


QleanAir AB Business Description

Other Exchanges 9ZJ:Germany
Address Torggatan 13, Box 1178, Solna, SWE, SE-171 23
QleanAir AB is a provider of clean indoor environment solutions. The company's business model is based on rental contracts for modular solutions with a full-service offer. Its solutions are developed using filter technology that traps, filters and recycles indoor air. The product portfolio consists of stand-alone air cleaners (Air Cleaners), solutions for protection against passive smoking (Cabin Solutions) and flexible, modular cleanrooms (Cleanrooms). The company's main markets are EMEA, APAC and the Americas.
81GF Score

Get the complete analysis for OSTO:QAIR

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

kr20.20
Price
kr24.51
GF Value