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M31 TechnologyROCO:6643 -3.96%86 PB Ratio is 10.13 as of Aug. 10, 2026, which is 2% above its 10-year median of 9.93. GuruFocus rates ROCO:6643 with a GF Score™ of 86/100 and a GF Value™ of NT$828.91 (Significantly Undervalued). The stock has 4 warning signs investors should review. Among 999 Semiconductors companies, M31 Technology ranks worse than 86.49% 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 (2026-08-10), M31 Technology's share price is NT$437.00. M31 Technology's Book Value per Share for the quarter that ended in Mar. 2026 was NT$43.12. Hence, M31 Technology's PB Ratio of today is 10.13.
The historical rank and industry rank for M31 Technology's PB Ratio or its related term are showing as below:
ROCO:6643'
s PB Ratio Range Over the Past 10 Years
Min: 4.26 Med: 9.93 Max: 33.55
Current: 10.13
During the past 13 years, M31 Technology's highest PB Ratio was 33.55. The lowest was 4.26. And the median was 9.93.
ROCO:6643's PB Ratio is ranked worse than 86.49% of 999
companies
in the Semiconductors industry
Industry Median: 3.28
vs ROCO:6643: 10.13
During the past 12 months, M31 Technology's average Book Value Per Share Growth Rate was -2.90% per year.
During the past 3 years, the average Book Value Per Share Growth Rate was 0.60% per year.
During the past 5 years, the average Book Value Per Share Growth Rate was 5.00% per year.
During the past 10 years, the average Book Value Per Share Growth Rate was 19.20% per year.
During the past 13 years, the highest 3-Year average Book Value Per Share Growth Rate of M31 Technology was 40.10% per year. The lowest was 0.60% per year. And the median was 24.70% 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.
M31 Technology PB Ratio Related Terms
M31 Technology PB Ratio Historical Data
* Premium members only.
The historical data trend for M31 Technology'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 Semiconductors subindustry, M31 Technology'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.
M31 Technology PB Ratio vs Semiconductors Industry
For the Semiconductors industry and Technology sector, M31 Technology's PB Ratio distribution charts can be found below:
* The bar in red indicates where M31 Technology'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.
M31 Technology'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.
M31 Technology (ROCO:6643) has a PB Ratio of 10.13 as of Aug. 10, 2026. Price-to-Book ratio is the ratio of share price to a company's book value per share. View historical data on M31 Technology and its competitors. This is near median its historical median of 9.93. Over the past decade, M31 Technology's PB Ratio has ranged from 4.26 to 33.55. According to the industry distribution chart, M31 Technology ranks #864 out of 999 companies in the Semiconductors industry, placing it in the top 86.5%.
Is M31 Technology's PB Ratio too high?
M31 Technology's current PB Ratio of 10.13 is near median its 10-year median of 9.93. Over the past 10 years, this metric has ranged from a low of 4.26 to a high of 33.55. The Semiconductors industry median PB Ratio is 3.28. M31 Technology's value of 10.13 is 208.8% above this industry median. Based on the distribution chart, M31 Technology ranks #864 out of 999 companies in the Semiconductors industry, which is in the bottom quartile relative to peers. Overall, M31 Technology has a GF Score™ of 86/100 and is considered Significantly Undervalued, reflecting its overall financial health beyond just this single metric.
How does M31 Technology's PB Ratio compare to NVDA and AVGO?
According to the Semiconductors industry distribution chart, M31 Technology ranks #864 out of 999 companies for PB Ratio. This places M31 Technology in the lower half of its industry. The industry median PB Ratio is 3.28. M31 Technology's value of 10.13 is 208.8% above this benchmark. Historically, M31 Technology's own PB Ratio has ranged from 4.26 to 33.55 over the past decade. While the company's 10-year median is 9.93 vs. the industry median of 3.28, M31 Technology 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 Semiconductors company?
The median PB Ratio among Semiconductors companies is 3.28, based on 999 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. M31 Technology's current PB Ratio of 10.13 is 208.8% 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 M31 Technology and its competitors. For the Semiconductors industry, the median PB Ratio is 3.28 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. M31 Technology's current PB Ratio is 10.13, which is near median its own 10-year median of 9.93. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is M31 Technology stock overvalued right now?
Based on GuruFocus' analysis, M31 Technology (ROCO:6643) is currently considered Significantly Undervalued. The stock's GF Value™ is NT$828.91, compared to a current price of NT$437.00 — trading 47.3% below its estimated fair value. The current PB Ratio is 10.13, which is near median its 10-year median of 9.93 and 208.8% above the Semiconductors industry median of 3.28. M31 Technology's overall GF Score™ is 86/100 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 M31 Technology (ROCO:6643), the current PB Ratio is 10.13 as of Aug. 10, 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 M31 Technology (ROCO:6643) Overvalued in 2026?
Based on GuruFocus' analysis, M31 Technology stock appears to be undervalued.
The current stock price of NT$437.00 is trading 47.3% below its estimated GF Value™ of NT$828.91.
GuruFocus considers M31 Technology to be Significantly Undervalued.
Key valuation signals for ROCO:6643:
PB Ratio: 10.13 (near median its 10-year median of 9.93)
GF Value™: NT$828.91 vs. price of NT$437.00 (47.3% below fair value)
Industry Position: 208.8% above the Semiconductors median (#864 of 999)
No single metric tells the full story. See the ROCO:6643 stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.
M31 Technology Corp is a professional silicon intellectual property (IP) provider. The company focuses on providing high-speed interface IPs, memory compilers, and standard cell library solutions. The company provides customers with differentiated IP solutions. These solutions help customers grasp market opportunities in short design cycles, low manufacturing costs, and high product competitiveness.
86GF Score
Get the complete analysis for ROCO:6643
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