Rational AGRTLLF +1.65%93 PB Ratio is 7.34 as of Jun. 25, 2026, which is 43% below its 10-year median of 12.98. GuruFocus rates RTLLF with a GF Score™ of 93/100 and a GF Value™ of $885.65 (Modestly Undervalued). The stock has 1 warning sign investors should review. Among 2,986 Industrial Products companies, Rational AG ranks worse than 86.77% on this metric.
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. As of today (2026-06-25), Rational AG's share price is $746.4284. Rational AG's Book Value per Share for the quarter that ended in Mar. 2026 was $101.66. Hence, Rational AG's PB Ratio of today is 7.34.
Good Sign:
Rational AG stock PB Ratio (=7.39) is close to 10-year low of 7.09.
The historical rank and industry rank for Rational AG's PB Ratio or its related term are showing as below:
RTLLF'
s PB Ratio Range Over the Past 10 Years
Min: 7.09 Med: 12.98 Max: 21.23
Current: 7.51
During the past 13 years, Rational AG's highest PB Ratio was 21.23. The lowest was 7.09. And the median was 12.98.
RTLLF's PB Ratio is ranked worse than 86.77% of 2986
companies
in the Industrial Products industry
Industry Median: 2.32
vs RTLLF: 7.51
During the past 12 months, Rational AG's average Book Value Per Share Growth Rate was 9.40% per year.
During the past 3 years, the average Book Value Per Share Growth Rate was 10.30% per year.
During the past 5 years, the average Book Value Per Share Growth Rate was 12.00% per year.
During the past 10 years, the average Book Value Per Share Growth Rate was 10.20% per year.
During the past 13 years, the highest 3-Year average Book Value Per Share Growth Rate of Rational AG was 22.90% per year. The lowest was 4.40% per year. And the median was 10.60% per year.
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.
Rational AG PB Ratio Related Terms
Rational AG PB Ratio Historical Data
* Premium members only.
The historical data trend for Rational AG's PB 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.
For the Specialty Industrial Machinery subindustry, Rational AG'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.
Rational AG PB Ratio vs Industrial Products Industry
For the Industrial Products industry and Industrials sector, Rational AG's PB Ratio distribution charts can be found below:
* The bar in red indicates where Rational AG'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.
Rational AG's PB Ratio for today is calculated as follows:
* 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.
Rational AG (RTLLF) has a PB Ratio of 7.34 as of Jun. 25, 2026. Price-to-Book ratio is the ratio of share price to a company's book value per share. View historical data on Rational AG and its competitors. This is 43% below median its historical median of 12.98. Over the past decade, Rational AG's PB Ratio has ranged from 7.09 to 21.23. According to the industry distribution chart, Rational AG ranks #2591 out of 2986 companies in the Industrial Products industry, placing it in the top 86.8%.
Is Rational AG's PB Ratio too high?
Rational AG's current PB Ratio of 7.34 is 43% below median its 10-year median of 12.98. Over the past 10 years, this metric has ranged from a low of 7.09 to a high of 21.23. The Industrial Products industry median PB Ratio is 2.32. Rational AG's value of 7.34 is 216.4% above this industry median. Based on the distribution chart, Rational AG ranks #2591 out of 2986 companies in the Industrial Products industry, which is in the bottom quartile relative to peers. Overall, Rational AG has a GF Score™ of 93/100 and is considered Modestly Undervalued, reflecting its overall financial health beyond just this single metric.
How does Rational AG's PB Ratio compare to GEV and ETN?
According to the Industrial Products industry distribution chart, Rational AG ranks #2591 out of 2986 companies for PB Ratio. This places Rational AG in the lower half of its industry. The industry median PB Ratio is 2.32. Rational AG's value of 7.34 is 216.4% above this benchmark. Historically, Rational AG's own PB Ratio has ranged from 7.09 to 21.23 over the past decade. While the company's 10-year median is 12.98 vs. the industry median of 2.32, Rational AG 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 Industrial Products company?
The median PB Ratio among Industrial Products companies is 2.32, based on 2,986 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. Rational AG's current PB Ratio of 7.34 is 216.4% 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 Rational AG and its competitors. For the Industrial Products industry, the median PB Ratio is 2.32 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. Rational AG's current PB Ratio is 7.34, which is 43% below median its own 10-year median of 12.98. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Rational AG stock overvalued right now?
Based on GuruFocus' analysis, Rational AG (RTLLF) is currently considered Modestly Undervalued. The stock's GF Value™ is $885.65, compared to a current price of $746.43 — trading 15.7% below its estimated fair value. The current PB Ratio is 7.34, which is 43% below median its 10-year median of 12.98 and 216.4% above the Industrial Products industry median of 2.32. Rational AG's overall GF Score™ is 93/100 with 1 warning sign 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 Rational AG (RTLLF), the current PB Ratio is 7.34 as of Jun. 25, 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 Rational AG (RTLLF) Overvalued in 2026?
Based on GuruFocus' analysis, Rational AG stock appears to be undervalued.
The current stock price of $746.43 is trading 15.7% below its estimated GF Value™ of $885.65.
GuruFocus considers Rational AG to be Modestly Undervalued.
Key valuation signals for RTLLF:
PB Ratio: 7.34 (43% below median its 10-year median of 12.98)
GF Value™: $885.65 vs. price of $746.43 (15.7% below fair value)
Industry Position: 216.4% above the Industrial Products median (#2591 of 2986)
No single metric tells the full story. See the RTLLF stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.
Rational specializes in manufacturing automated multifunctional ovens for professional kitchens that replace conventional cooking appliances such as a stove, grill, and oven. Rational has produced over 1 million combi-steamers since its first combi-steamer in 1976, which are used to prepare 160 million food dishes daily. Approximately 72% of group revenue is generated from the sale of cooking appliances, mostly the iCombi Pro that was launched in May 2020 and its predecessor product. Rational has a presence in over 120 countries. The majority of revenue is earned in Europe, followed by North America and Asia.
93GF Score
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