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ABO Energy GmbH KGaAHAM:AB9 +8.18%10 PB Ratio is 0.15 as of Jul. 25, 2026, which is 91% below its 10-year median of 1.72. GuruFocus rates HAM:AB9 with a GF Score™ of 10/100 and a GF Value™ of €90.10 (Possible Value Trap). The stock has 9 warning signs investors should review. Among 1,722 Construction companies, ABO Energy GmbH KGaA ranks better than 98.72% on this metric.
ABO Energy GmbH & Co KGaA stock PB Ratio (=0.15) is close to 10-year low of 0.15.
The historical rank and industry rank for ABO Energy GmbH KGaA's PB Ratio or its related term are showing as below:
HAM:AB9'
s PB Ratio Range Over the Past 10 Years
Min: 0.15 Med: 1.72 Max: 4.97
Current: 0.15
During the past 13 years, ABO Energy GmbH KGaA's highest PB Ratio was 4.97. The lowest was 0.15. And the median was 1.72.
HAM:AB9's PB Ratio is ranked better than 98.72% of 1722
companies
in the Construction industry
Industry Median: 1.32
vs HAM:AB9: 0.15
During the past 12 months, ABO Energy GmbH KGaA's average Book Value Per Share Growth Rate was 8.70% per year.
During the past 3 years, the average Book Value Per Share Growth Rate was 12.40% per year.
During the past 5 years, the average Book Value Per Share Growth Rate was 12.90% per year.
During the past 10 years, the average Book Value Per Share Growth Rate was 14.20% per year.
During the past 13 years, the highest 3-Year average Book Value Per Share Growth Rate of ABO Energy GmbH KGaA was 20.10% per year. The lowest was -12.40% per year. And the median was 11.85% per year.
Back to Basics: PB Ratio
ABO Energy GmbH KGaA (HAM:AB9) 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.
ABO Energy GmbH KGaA PB Ratio Related Terms
ABO Energy GmbH KGaA PB Ratio Historical Data
* Premium members only.
The historical data trend for ABO Energy GmbH KGaA'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 Engineering & Construction subindustry, ABO Energy GmbH KGaA'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.
ABO Energy GmbH KGaA PB Ratio vs Construction Industry
For the Construction industry and Industrials sector, ABO Energy GmbH KGaA's PB Ratio distribution charts can be found below:
* The bar in red indicates where ABO Energy GmbH KGaA'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.
ABO Energy GmbH KGaA (HAM:AB9) has a PB Ratio of 0.15 as of Jul. 25, 2026. Price-to-Book ratio is the ratio of share price to a company's book value per share. View historical data on ABO Energy GmbH KGaA and its competitors. This is 91% below median its historical median of 1.72. Over the past decade, ABO Energy GmbH KGaA's PB Ratio has ranged from 0.15 to 4.97. According to the industry distribution chart, ABO Energy GmbH KGaA ranks #22 out of 1722 companies in the Construction industry, placing it in the top 1.3%.
Is ABO Energy GmbH KGaA's PB Ratio too high?
ABO Energy GmbH KGaA's current PB Ratio of 0.15 is 91% below median its 10-year median of 1.72. Over the past 10 years, this metric has ranged from a low of 0.15 to a high of 4.97. The Construction industry median PB Ratio is 1.32. ABO Energy GmbH KGaA's value of 0.15 is 88.6% below this industry median. Based on the distribution chart, ABO Energy GmbH KGaA ranks #22 out of 1722 companies in the Construction industry, which is in the top quartile — a strong position relative to peers. Overall, ABO Energy GmbH KGaA has a GF Score™ of 10/100 and is considered Possible Value Trap, reflecting its overall financial health beyond just this single metric.
How does ABO Energy GmbH KGaA's PB Ratio compare to PWR and FIX?
According to the Construction industry distribution chart, ABO Energy GmbH KGaA ranks #22 out of 1722 companies for PB Ratio. This places ABO Energy GmbH KGaA in the top 1% of its industry — outperforming the majority of peers. The industry median PB Ratio is 1.32. ABO Energy GmbH KGaA's value of 0.15 is 88.6% below this benchmark. Historically, ABO Energy GmbH KGaA's own PB Ratio has ranged from 0.15 to 4.97 over the past decade. While the company's 10-year median is 1.72 vs. the industry median of 1.32, ABO Energy GmbH KGaA has consistently been below 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 a Construction company?
The median PB Ratio among Construction companies is 1.32, based on 1,722 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. ABO Energy GmbH KGaA's current PB Ratio of 0.15 is 88.6% below 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 ABO Energy GmbH KGaA and its competitors. For the Construction industry, the median PB Ratio is 1.32 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. ABO Energy GmbH KGaA's current PB Ratio is 0.15, which is 91% below median its own 10-year median of 1.72. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is ABO Energy GmbH KGaA stock overvalued right now?
Based on GuruFocus' analysis, ABO Energy GmbH KGaA (HAM:AB9) is currently considered Possible Value Trap. The stock's GF Value™ is €90.10, compared to a current price of €3.44 — trading 96.2% below its estimated fair value. The current PB Ratio is 0.15, which is 91% below median its 10-year median of 1.72 and 88.6% below the Construction industry median of 1.32. ABO Energy GmbH KGaA's overall GF Score™ is 10/100 with 9 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 ABO Energy GmbH KGaA (HAM:AB9), the current PB Ratio is 0.15 as of Jul. 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 ABO Energy GmbH KGaA (HAM:AB9) Overvalued in 2026?
Based on GuruFocus' analysis, ABO Energy GmbH KGaA stock appears to be undervalued.
The current stock price of €3.44 is trading 96.2% below its estimated GF Value™ of €90.10.
GuruFocus considers ABO Energy GmbH KGaA to be Possible Value Trap.
Key valuation signals for HAM:AB9:
PB Ratio: 0.15 (91% below median its 10-year median of 1.72)
GF Value™: €90.10 vs. price of €3.44 (96.2% below fair value)
Industry Position: 88.6% below the Construction median (#22 of 1722)
No single metric tells the full story. See the HAM:AB9 stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.
ABO Energy GmbH & Co KGaA develops and builds wind and solar farms as well as battery and hydrogen projects worldwide. It monitor, manage, maintain, and repair renewable energy plants with more than 2,500 megawatts of capacity.
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