LightAir AB (NGM:LAIR) GF Score: 34/100 (As of Jul. 15, 2026) — 23% Below Median

Author: Vera Yuan Vera Yuan
Vera Yuan
Vera Yuan
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.
Reviewed by: Charlie Tian Charlie Tian
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.

NGM:LAIR LightAir AB NGM:LAIR
34 GF Score
Price kr0.69
GF Value kr0.28
Valuation Significantly Overvalued
! 3 Warning Signs
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What is LightAir AB GF Score?

LightAir AB NGM:LAIR 34 GF Score is 34 as of Jul. 15, 2026, which is 23% below its 10-year median of 44.00. GuruFocus rates NGM:LAIR with a GF Score™ of 34/100 and a GF Value™ of kr0.28 (Significantly Overvalued). The stock has 3 warning signs investors should review.

LightAir AB has the GF Score of 34, which implies that the company might have Worst future performance potential, or not enough data.

The GF Score is a stock performance ranking system developed by GuruFocus using five aspects of valuation, which has been found to be closely correlated to the long-term performances of stocks by backtesting from 2006 to 2021. The stocks with a higher GF Score generally generate higher returns than those with lower GF Scores. Therefore, when picking stocks, investors should invest in companies with high GF Scores. The GF Score ranges from 0 to 100, with 100 as the highest rank.

GF Score takes following five key aspects into consideration:

1. Financial Strength : 6/10
2. Profitability Rank : 2/10
3. Growth Rank : 1/10
4. GF Value Rank : 1/10
5. Momentum Rank : 7/10

Each one of these components is ranked and the ranks also have positive correlation with the long term performances of stocks. The GF score is calculated using the five key aspects of analysis. Through backtesting, we know that each of these key aspects has a different impact on the stock price performance. Thus, they are weighted differently when calculating the total score. The Profitability Rank and the Growth Rank are weighted fully, while other parameters have less weight.

Based on research and backtesting result, GuruFocus believes LightAir AB might have Worst future performance potential, or not enough data.

Please click GF Score to see more details on the GF Score's 5 Key Aspects of Analysis.

LightAir AB  (NGM:LAIR) GF Score Explanation

Based on the historical long-term performances among five valuation aspects, the GF Score is found to be closely correlated to the long-term performances of stocks. It ranges from 0 to 100, with 100 as the highest. GuruFocus divided GF Score into following 5 categories:

GF Score Performance Potential and All-in-One Screener Examples (1)
91 - 100Highest outperformance potential
81 - 90Good outperformance potential
71 - 80Likely to have average performance
51 - 70Poor future performance potential
0 - 50Worst future performance potential, or not enough data

(1) These are some simple examples. You can access our GF Score filter under All-in-One Screener’s Fundamental tab.

LightAir AB GF Score Related Terms

NGM:LAIR vs VLTO, ZWS, CECO: GF Score Comparison

For the Pollution & Treatment Controls subindustry, LightAir AB's GF Score, along with its competitors' market caps and GF Score 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.

LightAir AB GF Score vs Industrial Products Industry

For the Industrial Products industry and Industrials sector, LightAir AB's GF Score distribution charts can be found below:

* The bar in red indicates where LightAir AB's GF Score falls into.


NGM:LAIR
34GF Score
LightAir AB NGM:LAIR
GF Score is just one metric. See GF Score™, valuation, warning signs, and more.
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Frequently Asked Questions Learn more about GF Score →
What does a GF Score of 34 mean?
LightAir AB (NGM:LAIR) has a GF Score of 34 as of Jul. 15, 2026. GF Score is a stock performance ranking system developed by GuruFocus using five aspects of valuation. View historical data on LightAir AB and its competitors. This is 23% below median its historical median of 44.00. Over the past decade, LightAir AB's GF Score has ranged from 18.00 to 77.00.
Is LightAir AB's GF Score too high?
LightAir AB's current GF Score of 34 is 23% below median its 10-year median of 44.00. Over the past 10 years, this metric has ranged from a low of 18.00 to a high of 77.00. Overall, LightAir AB has a GF Score™ of 34/100 and is considered Significantly Overvalued, reflecting its overall financial health beyond just this single metric.
How does LightAir AB's GF Score compare to VLTO and ZWS?
LightAir AB's GF Score of 34 can be compared against companies in the Industrial Products industry. Historically, LightAir AB's own GF Score has ranged from 18.00 to 77.00 over the past decade. See the competitive comparison table and distribution chart on this page for a detailed peer-by-peer breakdown.
What is a good GF Score for an Industrial Products company?
A good GF Score depends on the Industrial Products industry context. However, GF Score 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 GF Score mean?
A high GF Score can signal that a stock is expensive relative to its fundamentals. GF Score is a stock performance ranking system developed by GuruFocus using five aspects of valuation. View historical data on LightAir AB and its competitors. LightAir AB's current GF Score is 34, which is 23% below median its own 10-year median of 44.00. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is LightAir AB stock overvalued right now?
Based on GuruFocus' analysis, LightAir AB (NGM:LAIR) is currently considered Significantly Overvalued. The stock's GF Value™ is kr0.28, compared to a current price of kr0.69 — trading 146.4% above its estimated fair value. The current GF Score is 34, which is 23% below median its 10-year median of 44.00. LightAir AB's overall GF Score™ is 34/100 with 3 warning signs to review. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is GF Score calculated?
GF Score is calculated from a company's financial statements. For LightAir AB (NGM:LAIR), the current GF Score is 34 as of Jul. 15, 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 LightAir AB (NGM:LAIR) Overvalued in 2026?

Based on GuruFocus' analysis, LightAir AB stock appears to be overvalued. The current stock price of kr0.69 is trading 146.4% above its estimated GF Value™ of kr0.28. GuruFocus considers LightAir AB to be Significantly Overvalued.

Key valuation signals for NGM:LAIR:

  • GF Score: 34 (23% below median its 10-year median of 44.00)
  • GF Value™: kr0.28 vs. price of kr0.69 (146.4% above fair value)
  • GF Score™: 34/100 with 3 warning signs

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

LightAir AB Business Description

Address Svetsarvagen 13, kersberga, Stockholm, SWE, 184 42
LightAir AB is engaged in manufacturing and selling of air purifiers used for different industrial purposes such as traffic pollution, pet allergen, industrial pollution, smoke, and others. Its Air purifiers products include IonFlow Signature, IonFlow Evolution, IonFlow Style, IonFlow Surface, and others. The company distributes its products in Europe, Asia, and North America.
34GF Score

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

kr0.69
Price
kr0.28
GF Value