Firefly AB (OSTO:FIRE) Valuation Rank

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.

OSTO:FIRE Firefly AB OSTO:FIRE
82 GF Score
Price kr160.50
GF Value kr189.93
Valuation Modestly Undervalued
! 2 Warning Signs
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What is Firefly AB Valuation Rank?

The Valuation Rank measures the current valuation of a business relative to other companies in the same industry and its own historical valuation. The companies are split in equal numbers and then ranked from 1 to 10, with 10 as the most undervalued and 1 as the most overvalued.

  1. Three factors:
    • Absolute valuation (medpsvalue) relative to current stock price, rank among all companies
    • Historical valuation over the past 10 years. Rank pe, ps, pocf, ev2ebit over their own historical values
    • Industry relative valuation
  2. Companies without enough data is not ranked
  3. Companies with negative earnings are ranked lower

These three factors are used to calculate the value score for every eligible company, with values from 1 to 10. The final ranked companies are split in equal numbers and ranked from 1 to 10, with 10 as the most undervalued, and 1 as the most overvalued. The numbers of companies in each rank are the same.

Firefly AB Valuation Rank Related Terms

OSTO:FIRE
82GF Score
Firefly AB OSTO:FIRE
Valuation Rank is just one metric. See GF Score™, valuation, warning signs, and more.
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Is Firefly AB (OSTO:FIRE) Overvalued in 2026?

Based on GuruFocus' analysis, Firefly AB stock appears to be undervalued. The current stock price of kr160.50 is trading 15.5% below its estimated GF Value™ of kr189.93. GuruFocus considers Firefly AB to be Modestly Undervalued.

Key valuation signals for OSTO:FIRE:

  • Valuation Rank:
  • GF Value™: kr189.93 vs. price of kr160.50 (15.5% below fair value)
  • GF Score™: 82/100 with 2 warning signs

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

Firefly AB Business Description

Address Heliosgatan 3, Stockholm, SWE, 120 30
Firefly AB is a supplier of spark detection, fire and dust explosion protection systems in Sweden. The company develops, manufactures and sells high-tech systems, which detect and minimise the risk of fires and dust explosions. It has two business areas: Industrial applications and Infra systems. Industrial applications include customized fire prevention systems, which monitor industrial processes in areas such as tissue, food, woodworking, bioenergy, and recycling. The business area of Infra systems includes early fire detection in subway-, train-, road or cable tunnel systems by means of multiple-gas detection.
82GF Score

Get the complete analysis for OSTO:FIRE

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

kr160.50
Price
kr189.93
GF Value