CSN MineracaoBSP:CMIN3 +0.24%74 PB Ratio is 3.26 as of Jun. 27, 2026, which is 20% above its 10-year median of 2.71. GuruFocus rates BSP:CMIN3 with a GF Score™ of 74/100 and a GF Value™ of R$5.31 (Modestly Undervalued). The stock has 7 warning signs investors should review. Among 612 Steel companies, CSN Mineracao ranks worse than 88.4% 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 (2026-06-27), CSN Mineracao's share price is R$4.25. CSN Mineracao's Book Value per Share for the quarter that ended in Mar. 2026 was R$1.30. Hence, CSN Mineracao's PB Ratio of today is 3.26.
The historical rank and industry rank for CSN Mineracao's PB Ratio or its related term are showing as below:
BSP:CMIN3'
s PB Ratio Range Over the Past 10 Years
Min: 1.36 Med: 2.71 Max: 4.85
Current: 3.26
During the past 9 years, CSN Mineracao's highest PB Ratio was 4.85. The lowest was 1.36. And the median was 2.71.
BSP:CMIN3's PB Ratio is ranked worse than 88.4% of 612
companies
in the Steel industry
Industry Median: 0.965
vs BSP:CMIN3: 3.26
During the past 12 months, CSN Mineracao's average Book Value Per Share Growth Rate was -30.80% per year.
During the past 3 years, the average Book Value Per Share Growth Rate was -16.00% per year.
During the past 5 years, the average Book Value Per Share Growth Rate was -8.60% per year.
During the past 9 years, the highest 3-Year average Book Value Per Share Growth Rate of CSN Mineracao was 11.40% per year. The lowest was -16.00% per year. And the median was 1.65% 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.
CSN Mineracao PB Ratio Related Terms
CSN Mineracao PB Ratio Historical Data
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The historical data trend for CSN Mineracao'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 Steel subindustry, CSN Mineracao'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.
CSN Mineracao PB Ratio vs Steel Industry
For the Steel industry and Basic Materials sector, CSN Mineracao's PB Ratio distribution charts can be found below:
* The bar in red indicates where CSN Mineracao'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.
CSN Mineracao'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.
CSN Mineracao (BSP:CMIN3) has a PB Ratio of 3.26 as of Jun. 27, 2026. Price-to-Book ratio is the ratio of share price to a company's book value per share. View historical data on CSN Mineracao and its competitors. This is 20% above median its historical median of 2.71. Over the past decade, CSN Mineracao's PB Ratio has ranged from 1.36 to 4.85. According to the industry distribution chart, CSN Mineracao ranks #541 out of 612 companies in the Steel industry, placing it in the top 88.4%.
Is CSN Mineracao's PB Ratio too high?
CSN Mineracao's current PB Ratio of 3.26 is 20% above median its 10-year median of 2.71. Over the past 10 years, this metric has ranged from a low of 1.36 to a high of 4.85. The Steel industry median PB Ratio is 0.97. CSN Mineracao's value of 3.26 is 237.8% above this industry median. Based on the distribution chart, CSN Mineracao ranks #541 out of 612 companies in the Steel industry, which is in the bottom quartile relative to peers. Overall, CSN Mineracao has a GF Score™ of 74/100 and is considered Modestly Undervalued, reflecting its overall financial health beyond just this single metric.
How does CSN Mineracao's PB Ratio compare to NUE and STLD?
According to the Steel industry distribution chart, CSN Mineracao ranks #541 out of 612 companies for PB Ratio. This places CSN Mineracao in the lower half of its industry. The industry median PB Ratio is 0.97. CSN Mineracao's value of 3.26 is 237.8% above this benchmark. Historically, CSN Mineracao's own PB Ratio has ranged from 1.36 to 4.85 over the past decade. While the company's 10-year median is 2.71 vs. the industry median of 0.97, CSN Mineracao 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 a Steel company?
The median PB Ratio among Steel companies is 0.97, based on 612 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. CSN Mineracao's current PB Ratio of 3.26 is 237.8% 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 CSN Mineracao and its competitors. For the Steel industry, the median PB Ratio is 0.97 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. CSN Mineracao's current PB Ratio is 3.26, which is 20% above median its own 10-year median of 2.71. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is CSN Mineracao stock overvalued right now?
Based on GuruFocus' analysis, CSN Mineracao (BSP:CMIN3) is currently considered Modestly Undervalued. The stock's GF Value™ is R$5.31, compared to a current price of R$4.25 — trading 20% below its estimated fair value. The current PB Ratio is 3.26, which is 20% above median its 10-year median of 2.71 and 237.8% above the Steel industry median of 0.97. CSN Mineracao's overall GF Score™ is 74/100 with 7 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 CSN Mineracao (BSP:CMIN3), the current PB Ratio is 3.26 as of Jun. 27, 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 CSN Mineracao (BSP:CMIN3) Overvalued in 2026?
Based on GuruFocus' analysis, CSN Mineracao stock appears to be undervalued.
The current stock price of R$4.25 is trading 20% below its estimated GF Value™ of R$5.31.
GuruFocus considers CSN Mineracao to be Modestly Undervalued.
Key valuation signals for BSP:CMIN3:
PB Ratio: 3.26 (20% above median its 10-year median of 2.71)
GF Value™: R$5.31 vs. price of R$4.25 (20% below fair value)
Industry Position: 237.8% above the Steel median (#541 of 612)
No single metric tells the full story. See the BSP:CMIN3 stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.
CSN Mineracao SA is engaged in the steelmaking business. The company operates in steel, mining, cement, logistics, and energy segments. The product portfolio includes flat, long, steel packaging, steel cutting services, and others. The company operates in Asia, Europe, and the domestic country, with the majority of revenue from Asia.
74GF Score
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