Ero CopperERO -4.72%91 PB Ratio is 2.51 as of Jun. 25, 2026, which is 30% below its 10-year median of 3.58. GuruFocus rates ERO with a GF Score™ of 91/100 and a GF Value™ of $36.25 (Modestly Undervalued). The stock has 5 warning signs investors should review. Among 2,358 Metals & Mining companies, Ero Copper ranks worse than 55.05% 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), Ero Copper's share price is $26.44. Ero Copper's Book Value per Share for the quarter that ended in Mar. 2026 was $10.53. Hence, Ero Copper's PB Ratio of today is 2.51.
The historical rank and industry rank for Ero Copper's PB Ratio or its related term are showing as below:
ERO'
s PB Ratio Range Over the Past 10 Years
Min: 1.42 Med: 3.58 Max: 13.28
Current: 2.6
During the past 10 years, Ero Copper's highest PB Ratio was 13.28. The lowest was 1.42. And the median was 3.58.
ERO's PB Ratio is ranked worse than 55.05% of 2358
companies
in the Metals & Mining industry
Industry Median: 2.27
vs ERO: 2.60
During the past 12 months, Ero Copper's average Book Value Per Share Growth Rate was 46.00% 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 26.80% per year.
During the past 10 years, the highest 3-Year average Book Value Per Share Growth Rate of Ero Copper was 87.10% per year. The lowest was 13.10% per year. And the median was 37.60% 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.
Ero Copper PB Ratio Related Terms
Ero Copper PB Ratio Historical Data
* Premium members only.
The historical data trend for Ero Copper'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 Copper subindustry, Ero Copper'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.
Ero Copper PB Ratio vs Metals & Mining Industry
For the Metals & Mining industry and Basic Materials sector, Ero Copper's PB Ratio distribution charts can be found below:
* The bar in red indicates where Ero Copper'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.
Ero Copper'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.
Ero Copper (ERO) has a PB Ratio of 2.51 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 Ero Copper and its competitors. This is 30% below median its historical median of 3.58. Over the past decade, Ero Copper's PB Ratio has ranged from 1.42 to 13.28. According to the industry distribution chart, Ero Copper ranks #1298 out of 2358 companies in the Metals & Mining industry, placing it in the top 55%.
Is Ero Copper's PB Ratio too high?
Ero Copper's current PB Ratio of 2.51 is 30% below median its 10-year median of 3.58. Over the past 10 years, this metric has ranged from a low of 1.42 to a high of 13.28. The Metals & Mining industry median PB Ratio is 2.27. Ero Copper's value of 2.51 is 10.6% above this industry median. Based on the distribution chart, Ero Copper ranks #1298 out of 2358 companies in the Metals & Mining industry, which is below the industry midpoint. Overall, Ero Copper has a GF Score™ of 91/100 and is considered Modestly Undervalued, reflecting its overall financial health beyond just this single metric.
How does Ero Copper's PB Ratio compare to SCCO and FCX?
According to the Metals & Mining industry distribution chart, Ero Copper ranks #1298 out of 2358 companies for PB Ratio. This places Ero Copper in the lower half of its industry. The industry median PB Ratio is 2.27. Ero Copper's value of 2.51 is 10.6% above this benchmark. Historically, Ero Copper's own PB Ratio has ranged from 1.42 to 13.28 over the past decade. While the company's 10-year median is 3.58 vs. the industry median of 2.27, Ero Copper 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 Metals & Mining company?
The median PB Ratio among Metals & Mining companies is 2.27, based on 2,358 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. Ero Copper's current PB Ratio of 2.51 is 10.6% 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 Ero Copper and its competitors. For the Metals & Mining industry, the median PB Ratio is 2.27 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. Ero Copper's current PB Ratio is 2.51, which is 30% below median its own 10-year median of 3.58. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Ero Copper stock overvalued right now?
Based on GuruFocus' analysis, Ero Copper (ERO) is currently considered Modestly Undervalued. The stock's GF Value™ is $36.25, compared to a current price of $26.44 — trading 27.1% below its estimated fair value. The current PB Ratio is 2.51, which is 30% below median its 10-year median of 3.58 and 10.6% above the Metals & Mining industry median of 2.27. Ero Copper's overall GF Score™ is 91/100 with 5 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 Ero Copper (ERO), the current PB Ratio is 2.51 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 Ero Copper (ERO) Overvalued in 2026?
Based on GuruFocus' analysis, Ero Copper stock appears to be undervalued.
The current stock price of $26.44 is trading 27.1% below its estimated GF Value™ of $36.25.
GuruFocus considers Ero Copper to be Modestly Undervalued.
Key valuation signals for ERO:
PB Ratio: 2.51 (30% below median its 10-year median of 3.58)
GF Value™: $36.25 vs. price of $26.44 (27.1% below fair value)
Industry Position: 10.6% above the Metals & Mining median (#1298 of 2358)
No single metric tells the full story. See the ERO stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.
Ero Copper Corp is a high-margin, high-growth copper producer with operations in Brazil. Its primary asset is its 99.6% ownership interest in Mineracao Caraiba S.A., held indirectly through its wholly-owned subsidiary. The company also owns a 97.6% ownership interest in NX Gold S.A. indirectly through its wholly-owned subsidiary. Its reporting segments include its three operating mines in Brazil, the Caraiba Operations, the Tucuma Operation, and the Xavantina Operations, and its corporate head office in Canada.
91GF Score
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