Porto Aviation Group SpAMIL:PAG -1.23%38 PB Ratio is 5.06 as of Jul. 03, 2026, which is 45% above its 10-year median of 3.48. GuruFocus rates MIL:PAG with a GF Score™ of 38/100 and a GF Value™ of €6.36 (Modestly Overvalued). The stock has 3 warning signs investors should review. Among 339 Aerospace & Defense companies, Porto Aviation Group SpA ranks worse than 64.6% on this metric.
The historical rank and industry rank for Porto Aviation Group SpA's PB Ratio or its related term are showing as below:
MIL:PAG'
s PB Ratio Range Over the Past 10 Years
Min: 2.58 Med: 3.48 Max: 8.65
Current: 5.12
During the past 5 years, Porto Aviation Group SpA's highest PB Ratio was 8.65. The lowest was 2.58. And the median was 3.48.
MIL:PAG's PB Ratio is ranked worse than 64.6% of 339
companies
in the Aerospace & Defense industry
Industry Median: 3.9
vs MIL:PAG: 5.12
During the past 12 months, Porto Aviation Group SpA's average Book Value Per Share Growth Rate was 11.00% per year.
During the past 3 years, the average Book Value Per Share Growth Rate was 37.80% per year.
During the past 5 years, the highest 3-Year average Book Value Per Share Growth Rate of Porto Aviation Group SpA was 37.80% per year. The lowest was 21.50% per year. And the median was 29.65% per year.
Back to Basics: PB Ratio
Porto Aviation Group SpA (MIL:PAG) PB Ratio Explanation
The PB Ratio works the best for the businesses that earn most of their profit from their assets, e.g. banks and insurance companies.
Be Aware
Some businesses have very light assets, such as software companies or insurance agencies. The PB Ratio does not work well for these companies. Some companies even have negative equity, so the PB Ratio cannot be applied to them.
* 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.
For the Aerospace & Defense subindustry, Porto Aviation Group SpA's PB Ratio, along with its competitors' market caps and PB 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.
Porto Aviation Group SpA PB Ratio vs Aerospace & Defense Industry
For the Aerospace & Defense industry and Industrials sector, Porto Aviation Group SpA's PB Ratio distribution charts can be found below:
* The bar in red indicates where Porto Aviation Group SpA's PB Ratio falls into.
The PB Ratio, or Price-to-Book ratio, or Price/Book, is a financial ratio used to compare a company's market price to its Book Value per Share. It is a ratio widely used to value stocks.
* 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.
It can also be calculated from the numbers for the whole company:
A closely related ratio is called Price-to-Tangible-Book. The difference between Price-to-Tangible-Book and PB Ratio is that book value other than intangibles are used in the calculation.
Porto Aviation Group SpA (MIL:PAG) has a PB Ratio of 5.06 as of Jul. 03, 2026. Price-to-Book ratio is the ratio of share price to a company's book value per share. View historical data on Porto Aviation Group SpA and its competitors. This is 45% above median its historical median of 3.48. Over the past decade, Porto Aviation Group SpA's PB Ratio has ranged from 2.58 to 8.65. According to the industry distribution chart, Porto Aviation Group SpA ranks #219 out of 339 companies in the Aerospace & Defense industry, placing it in the top 64.6%.
Is Porto Aviation Group SpA's PB Ratio too high?
Porto Aviation Group SpA's current PB Ratio of 5.06 is 45% above median its 10-year median of 3.48. Over the past 10 years, this metric has ranged from a low of 2.58 to a high of 8.65. The Aerospace & Defense industry median PB Ratio is 3.90. Porto Aviation Group SpA's value of 5.06 is 29.7% above this industry median. Based on the distribution chart, Porto Aviation Group SpA ranks #219 out of 339 companies in the Aerospace & Defense industry, which is below the industry midpoint. Overall, Porto Aviation Group SpA has a GF Score™ of 38/100 and is considered Modestly Overvalued, reflecting its overall financial health beyond just this single metric.
How does Porto Aviation Group SpA's PB Ratio compare to SPCX and GE?
According to the Aerospace & Defense industry distribution chart, Porto Aviation Group SpA ranks #219 out of 339 companies for PB Ratio. This places Porto Aviation Group SpA in the lower half of its industry. The industry median PB Ratio is 3.90. Porto Aviation Group SpA's value of 5.06 is 29.7% above this benchmark. Historically, Porto Aviation Group SpA's own PB Ratio has ranged from 2.58 to 8.65 over the past decade. While the company's 10-year median is 3.48 vs. the industry median of 3.90, Porto Aviation Group SpA has consistently been above the industry average. See the competitive comparison table and distribution chart on this page for a detailed peer-by-peer breakdown.
What is a good PB Ratio for an Aerospace & Defense company?
The median PB Ratio among Aerospace & Defense companies is 3.90, based on 339 companies in the industry. Companies in the top quartile (top 25%) have a PB Ratio significantly above this median, while those in the bottom quartile fall well below. However, PB Ratio should not be evaluated in isolation — investors should consider it alongside profitability, growth, and financial strength metrics. Porto Aviation Group SpA's current PB Ratio of 5.06 is 29.7% above the industry median. Use the industry distribution chart on this page to see where any company falls relative to its peers.
What does a high PB Ratio mean?
A high PB Ratio can signal that a stock is expensive relative to its fundamentals. Price-to-Book ratio is the ratio of share price to a company's book value per share. View historical data on Porto Aviation Group SpA and its competitors. For the Aerospace & Defense industry, the median PB Ratio is 3.90 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. Porto Aviation Group SpA's current PB Ratio is 5.06, which is 45% above median its own 10-year median of 3.48. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Porto Aviation Group SpA stock overvalued right now?
Based on GuruFocus' analysis, Porto Aviation Group SpA (MIL:PAG) is currently considered Modestly Overvalued. The stock's GF Value™ is €6.36, compared to a current price of €8.00 — trading 25.8% above its estimated fair value. The current PB Ratio is 5.06, which is 45% above median its 10-year median of 3.48 and 29.7% above the Aerospace & Defense industry median of 3.90. Porto Aviation Group SpA's overall GF Score™ is 38/100 with 3 warning signs to review. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is PB Ratio calculated?
PB Ratio is calculated from a company's financial statements. For Porto Aviation Group SpA (MIL:PAG), the current PB Ratio is 5.06 as of Jul. 03, 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 Porto Aviation Group SpA (MIL:PAG) Overvalued in 2026?
Based on GuruFocus' analysis, Porto Aviation Group SpA stock appears to be overvalued.
The current stock price of €8.00 is trading 25.8% above its estimated GF Value™ of €6.36.
GuruFocus considers Porto Aviation Group SpA to be Modestly Overvalued.
Key valuation signals for MIL:PAG:
PB Ratio: 5.06 (45% above median its 10-year median of 3.48)
GF Value™: €6.36 vs. price of €8.00 (25.8% above fair value)
Industry Position: 29.7% above the Aerospace & Defense median (#219 of 339)
No single metric tells the full story. See the MIL:PAG stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.
Porto Aviation Group SpA designs, constructs, and markets single-engine aircraft. The group develops an activity of manufacturing aeronautical components, particularly propellers, propeller systems, control systems, wheels, braking systems, and hydraulic components.
38GF Score
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