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Yield MicroelectronicsROCO:6423 -2.03%82 PB Ratio is 4.54 as of Jul. 16, 2026, which is 17% below its 10-year median of 5.47. GuruFocus rates ROCO:6423 with a GF Score™ of 82/100 and a GF Value™ of NT$109.53 (Significantly Undervalued). The stock has 6 warning signs investors should review. Among 998 Semiconductors companies, Yield Microelectronics ranks worse than 60.92% on this metric.
The historical rank and industry rank for Yield Microelectronics's PB Ratio or its related term are showing as below:
ROCO:6423'
s PB Ratio Range Over the Past 10 Years
Min: 3.96 Med: 5.47 Max: 11.42
Current: 4.54
During the past 13 years, Yield Microelectronics's highest PB Ratio was 11.42. The lowest was 3.96. And the median was 5.47.
ROCO:6423's PB Ratio is ranked worse than 60.92% of 998
companies
in the Semiconductors industry
Industry Median: 3.455
vs ROCO:6423: 4.54
During the past 12 months, Yield Microelectronics's average Book Value Per Share Growth Rate was -13.40% per year.
During the past 3 years, the average Book Value Per Share Growth Rate was 7.80% per year.
During the past 5 years, the average Book Value Per Share Growth Rate was 12.00% per year.
During the past 10 years, the average Book Value Per Share Growth Rate was 13.50% per year.
During the past 13 years, the highest 3-Year average Book Value Per Share Growth Rate of Yield Microelectronics was 52.20% per year. The lowest was 6.10% per year. And the median was 13.10% per year.
Back to Basics: PB Ratio
Yield Microelectronics (ROCO:6423) 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 Semiconductors subindustry, Yield Microelectronics'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.
Yield Microelectronics PB Ratio vs Semiconductors Industry
For the Semiconductors industry and Technology sector, Yield Microelectronics's PB Ratio distribution charts can be found below:
* The bar in red indicates where Yield Microelectronics'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.
Yield Microelectronics (ROCO:6423) has a PB Ratio of 4.54 as of Jul. 16, 2026. Price-to-Book ratio is the ratio of share price to a company's book value per share. View historical data on Yield Microelectronics and its competitors. This is 17% below median its historical median of 5.47. Over the past decade, Yield Microelectronics' PB Ratio has ranged from 3.96 to 11.42. According to the industry distribution chart, Yield Microelectronics ranks #608 out of 998 companies in the Semiconductors industry, placing it in the top 60.9%.
Is Yield Microelectronics' PB Ratio too high?
Yield Microelectronics' current PB Ratio of 4.54 is 17% below median its 10-year median of 5.47. Over the past 10 years, this metric has ranged from a low of 3.96 to a high of 11.42. The Semiconductors industry median PB Ratio is 3.46. Yield Microelectronics' value of 4.54 is 31.4% above this industry median. Based on the distribution chart, Yield Microelectronics ranks #608 out of 998 companies in the Semiconductors industry, which is below the industry midpoint. Overall, Yield Microelectronics has a GF Score™ of 82/100 and is considered Significantly Undervalued, reflecting its overall financial health beyond just this single metric.
How does Yield Microelectronics' PB Ratio compare to NVDA and AVGO?
According to the Semiconductors industry distribution chart, Yield Microelectronics ranks #608 out of 998 companies for PB Ratio. This places Yield Microelectronics in the lower half of its industry. The industry median PB Ratio is 3.46. Yield Microelectronics' value of 4.54 is 31.4% above this benchmark. Historically, Yield Microelectronics' own PB Ratio has ranged from 3.96 to 11.42 over the past decade. While the company's 10-year median is 5.47 vs. the industry median of 3.46, Yield Microelectronics 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 3.46, based on 998 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. Yield Microelectronics's current PB Ratio of 4.54 is 31.4% 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 Yield Microelectronics and its competitors. For the Semiconductors industry, the median PB Ratio is 3.46 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. Yield Microelectronics's current PB Ratio is 4.54, which is 17% below median its own 10-year median of 5.47. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Yield Microelectronics stock overvalued right now?
Based on GuruFocus' analysis, Yield Microelectronics (ROCO:6423) is currently considered Significantly Undervalued. The stock's GF Value™ is NT$109.53, compared to a current price of NT$72.30 — trading 34% below its estimated fair value. The current PB Ratio is 4.54, which is 17% below median its 10-year median of 5.47 and 31.4% above the Semiconductors industry median of 3.46. Yield Microelectronics' overall GF Score™ is 82/100 with 6 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 Yield Microelectronics (ROCO:6423), the current PB Ratio is 4.54 as of Jul. 16, 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 Yield Microelectronics (ROCO:6423) Overvalued in 2026?
Based on GuruFocus' analysis, Yield Microelectronics stock appears to be undervalued.
The current stock price of NT$72.30 is trading 34% below its estimated GF Value™ of NT$109.53.
GuruFocus considers Yield Microelectronics to be Significantly Undervalued.
Key valuation signals for ROCO:6423:
PB Ratio: 4.54 (17% below median its 10-year median of 5.47)
GF Value™: NT$109.53 vs. price of NT$72.30 (34% below fair value)
Industry Position: 31.4% above the Semiconductors median (#608 of 998)
No single metric tells the full story. See the ROCO:6423 stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.
Yield Microelectronics Corp engages in the design, research and development, manufacturing, wholesale and retail, international trade, and intellectual property rights of electronic products. It operates in single segment. Geographically, it operates in Mainland China (including Hong Kong), Korea, Taiwan, Singapore, United States, and Others.
82GF Score
Get the complete analysis for ROCO:6423
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