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Ampla Energia E ServicosBSP:CBEE3 +1.10%50 PB Ratio is 0.46 as of Jul. 14, 2026, which is 44% below its 10-year median of 0.82. GuruFocus rates BSP:CBEE3 with a GF Score™ of 50/100 and a GF Value™ of R$9.18 (Modestly Overvalued). The stock has 4 warning signs investors should review. Among 501 Utilities - Regulated companies, Ampla Energia E Servicos ranks better than 87.82% on this metric.
The historical rank and industry rank for Ampla Energia E Servicos's PB Ratio or its related term are showing as below:
BSP:CBEE3'
s PB Ratio Range Over the Past 10 Years
Min: 0.38 Med: 0.82 Max: 2.91
Current: 0.47
During the past 13 years, Ampla Energia E Servicos's highest PB Ratio was 2.91. The lowest was 0.38. And the median was 0.82.
BSP:CBEE3's PB Ratio is ranked better than 87.82% of 501
companies
in the Utilities - Regulated industry
Industry Median: 1.43
vs BSP:CBEE3: 0.47
During the past 12 months, Ampla Energia E Servicos's average Book Value Per Share Growth Rate was -1.60% per year.
During the past 10 years, the average Book Value Per Share Growth Rate was 1.60% per year.
During the past 13 years, the highest 3-Year average Book Value Per Share Growth Rate of Ampla Energia E Servicos was 46.40% per year. The lowest was -2.90% per year. And the median was 2.00% per year.
Back to Basics: PB Ratio
Ampla Energia E Servicos (BSP:CBEE3) 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 Utilities - Regulated Electric subindustry, Ampla Energia E Servicos'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.
Ampla Energia E Servicos PB Ratio vs Utilities - Regulated Industry
For the Utilities - Regulated industry and Utilities sector, Ampla Energia E Servicos's PB Ratio distribution charts can be found below:
* The bar in red indicates where Ampla Energia E Servicos'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.
Ampla Energia E Servicos (BSP:CBEE3) has a PB Ratio of 0.46 as of Jul. 14, 2026. Price-to-Book ratio is the ratio of share price to a company's book value per share. View historical data on Ampla Energia E Servicos and its competitors. This is 44% below median its historical median of 0.82. Over the past decade, Ampla Energia E Servicos' PB Ratio has ranged from 0.38 to 2.91. According to the industry distribution chart, Ampla Energia E Servicos ranks #61 out of 501 companies in the Utilities - Regulated industry, placing it in the top 12.2%.
Is Ampla Energia E Servicos' PB Ratio too high?
Ampla Energia E Servicos' current PB Ratio of 0.46 is 44% below median its 10-year median of 0.82. Over the past 10 years, this metric has ranged from a low of 0.38 to a high of 2.91. The Utilities - Regulated industry median PB Ratio is 1.43. Ampla Energia E Servicos' value of 0.46 is 67.8% below this industry median. Based on the distribution chart, Ampla Energia E Servicos ranks #61 out of 501 companies in the Utilities - Regulated industry, which is in the top quartile — a strong position relative to peers. Overall, Ampla Energia E Servicos has a GF Score™ of 50/100 and is considered Modestly Overvalued, reflecting its overall financial health beyond just this single metric.
How does Ampla Energia E Servicos' PB Ratio compare to NEE and SO?
According to the Utilities - Regulated industry distribution chart, Ampla Energia E Servicos ranks #61 out of 501 companies for PB Ratio. This places Ampla Energia E Servicos in the top 12% of its industry — outperforming the majority of peers. The industry median PB Ratio is 1.43. Ampla Energia E Servicos' value of 0.46 is 67.8% below this benchmark. Historically, Ampla Energia E Servicos' own PB Ratio has ranged from 0.38 to 2.91 over the past decade. While the company's 10-year median is 0.82 vs. the industry median of 1.43, Ampla Energia E Servicos 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 an Utilities - Regulated company?
The median PB Ratio among Utilities - Regulated companies is 1.43, based on 501 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. Ampla Energia E Servicos's current PB Ratio of 0.46 is 67.8% 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 Ampla Energia E Servicos and its competitors. For the Utilities - Regulated industry, the median PB Ratio is 1.43 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. Ampla Energia E Servicos's current PB Ratio is 0.46, which is 44% below median its own 10-year median of 0.82. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Ampla Energia E Servicos stock overvalued right now?
Based on GuruFocus' analysis, Ampla Energia E Servicos (BSP:CBEE3) is currently considered Modestly Overvalued. The stock's GF Value™ is R$9.18, compared to a current price of R$10.15 — trading 10.6% above its estimated fair value. The current PB Ratio is 0.46, which is 44% below median its 10-year median of 0.82 and 67.8% below the Utilities - Regulated industry median of 1.43. Ampla Energia E Servicos' overall GF Score™ is 50/100 with 4 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 Ampla Energia E Servicos (BSP:CBEE3), the current PB Ratio is 0.46 as of Jul. 14, 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 Ampla Energia E Servicos (BSP:CBEE3) Overvalued in 2026?
Based on GuruFocus' analysis, Ampla Energia E Servicos stock appears to be overvalued.
The current stock price of R$10.15 is trading 10.6% above its estimated GF Value™ of R$9.18.
GuruFocus considers Ampla Energia E Servicos to be Modestly Overvalued.
Key valuation signals for BSP:CBEE3:
PB Ratio: 0.46 (44% below median its 10-year median of 0.82)
GF Value™: R$9.18 vs. price of R$10.15 (10.6% above fair value)
Industry Position: 67.8% below the Utilities - Regulated median (#61 of 501)
No single metric tells the full story. See the BSP:CBEE3 stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.
Ampla Energia E Servicos SA is engaged in the distribution and sale of electricity to residential, commercial, and industrial customers in Brazil. It also participates in the research linked to electric industries.
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