Rock Tech LithiumRCKTF 34 PB Ratio is 2.80 as of Jun. 25, 2026. GuruFocus rates RCKTF with a GF Score™ of 34/100. Among 2,358 Metals & Mining companies, Rock Tech Lithium ranks worse than 59.5% on this metric.
The historical rank and industry rank for Rock Tech Lithium's PB Ratio or its related term are showing as below:
RCKTF'
s PB Ratio Range Over the Past 10 Years
Min: 0 Med: 0 Max: 2.95
Current: 2.75
During the past 13 years, Rock Tech Lithium's highest PB Ratio was 2.95. The lowest was 0.00. And the median was 0.00.
RCKTF's PB Ratio is ranked worse than 59.5% of 2358
companies
in the Metals & Mining industry
Industry Median: 2.27
vs RCKTF: 2.75
During the past 12 months, Rock Tech Lithium's average Book Value Per Share Growth Rate was -7.50% per year.
During the past 3 years, the average Book Value Per Share Growth Rate was -21.20% per year.
During the past 5 years, the average Book Value Per Share Growth Rate was -7.50% per year.
During the past 10 years, the average Book Value Per Share Growth Rate was 15.50% per year.
During the past 13 years, the highest 3-Year average Book Value Per Share Growth Rate of Rock Tech Lithium was 166.40% per year. The lowest was -61.60% per year. And the median was -10.70% per year.
Back to Basics: PB Ratio
Rock Tech Lithium (OTCPK:RCKTF) 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.
Rock Tech Lithium PB Ratio Related Terms
Rock Tech Lithium PB Ratio Historical Data
* Premium members only.
The historical data trend for Rock Tech Lithium'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 Other Industrial Metals & Mining subindustry, Rock Tech Lithium'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.
Rock Tech Lithium PB Ratio vs Metals & Mining Industry
For the Metals & Mining industry and Basic Materials sector, Rock Tech Lithium's PB Ratio distribution charts can be found below:
* The bar in red indicates where Rock Tech Lithium'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.
Rock Tech Lithium (RCKTF) has a PB Ratio of 2.80 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 Rock Tech Lithium and its competitors. According to the industry distribution chart, Rock Tech Lithium ranks #1403 out of 2358 companies in the Metals & Mining industry, placing it in the top 59.5%.
Is Rock Tech Lithium's PB Ratio too high?
Rock Tech Lithium's current PB Ratio is 2.80. The Metals & Mining industry median PB Ratio is 2.27. Rock Tech Lithium's value of 2.80 is 23.3% above this industry median. Based on the distribution chart, Rock Tech Lithium ranks #1403 out of 2358 companies in the Metals & Mining industry, which is below the industry midpoint. Overall, Rock Tech Lithium has a GF Score™ of 34/100, reflecting its overall financial health beyond just this single metric.
How does Rock Tech Lithium's PB Ratio compare to competitors?
According to the Metals & Mining industry distribution chart, Rock Tech Lithium ranks #1403 out of 2358 companies for PB Ratio. This places Rock Tech Lithium in the lower half of its industry. The industry median PB Ratio is 2.27. Rock Tech Lithium's value of 2.80 is 23.3% above this benchmark. 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. Rock Tech Lithium's current PB Ratio of 2.80 is 23.3% 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 Rock Tech Lithium 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. Rock Tech Lithium's current PB Ratio is 2.80. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Rock Tech Lithium stock overvalued right now?
Rock Tech Lithium (RCKTF) has a current PB Ratio of 2.80. The current PB Ratio is 2.80 and 23.3% above the Metals & Mining industry median of 2.27. Rock Tech Lithium's overall GF Score™ is 34/100. 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 Rock Tech Lithium (RCKTF), the current PB Ratio is 2.80 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.
Rock Tech Lithium Inc strategically focused on developing and optimizing high-quality battery grade lithium hydroxide monohydrate through the construction and operation of multiple lithium hydroxide manufacturing plants in Europe and North America, beginning with the Company's proposed lithium hydroxide merchant Converter and refinery facility in Guben, Germany and on developing its wholly-owned Georgia Lake spodumene project located in the Thunder Bay Mining District of Ontario, Canada. The operating segments are Corporate - General corporate and administrative activities in Canada, Germany and Switzerland; Converter Project - Development of the Guben Converter in Germany; Georgia Lake Project - Exploration and evaluation activities for the Georgia Lake lithium project in Ontario.
34GF Score
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