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Princeton TechnologyROCO:6129 -3.89%59 PB Ratio is 1.88 as of Jul. 14, 2026, which is 23% above its 10-year median of 1.53. GuruFocus rates ROCO:6129 with a GF Score™ of 59/100 and a GF Value™ of NT$15.61 (Modestly Overvalued). The stock has 7 warning signs investors should review. Among 997 Semiconductors companies, Princeton Technology ranks better than 69.91% on this metric.
Princeton Technology Corp stock PB Ratio (=2.07) is close to 1-year high of 2.09.
The historical rank and industry rank for Princeton Technology's PB Ratio or its related term are showing as below:
ROCO:6129'
s PB Ratio Range Over the Past 10 Years
Min: 0.5 Med: 1.53 Max: 5.45
Current: 1.88
During the past 13 years, Princeton Technology's highest PB Ratio was 5.45. The lowest was 0.50. And the median was 1.53.
ROCO:6129's PB Ratio is ranked better than 69.91% of 997
companies
in the Semiconductors industry
Industry Median: 3.49
vs ROCO:6129: 1.88
During the past 12 months, Princeton Technology's average Book Value Per Share Growth Rate was -11.00% per year.
During the past 3 years, the average Book Value Per Share Growth Rate was -6.90% per year.
During the past 5 years, the average Book Value Per Share Growth Rate was -0.30% per year.
During the past 10 years, the average Book Value Per Share Growth Rate was -0.80% per year.
During the past 13 years, the highest 3-Year average Book Value Per Share Growth Rate of Princeton Technology was 6.10% per year. The lowest was -6.90% per year. And the median was -2.40% per year.
Back to Basics: PB Ratio
Princeton Technology (ROCO:6129) 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.
Princeton Technology PB Ratio Related Terms
Princeton Technology PB Ratio Historical Data
* Premium members only.
The historical data trend for Princeton 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, Princeton 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.
Princeton Technology PB Ratio vs Semiconductors Industry
For the Semiconductors industry and Technology sector, Princeton Technology's PB Ratio distribution charts can be found below:
* The bar in red indicates where Princeton 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.
* 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.
Princeton Technology (ROCO:6129) has a PB Ratio of 1.88 as of Jul. 14, 2026. Price-to-Book ratio is the ratio of share price to a company's book value per share. View historical data on Princeton Technology and its competitors. This is 23% above median its historical median of 1.53. Over the past decade, Princeton Technology's PB Ratio has ranged from 0.50 to 5.45. According to the industry distribution chart, Princeton Technology ranks #300 out of 997 companies in the Semiconductors industry, placing it in the top 30.1%.
Is Princeton Technology's PB Ratio too high?
Princeton Technology's current PB Ratio of 1.88 is 23% above median its 10-year median of 1.53. Over the past 10 years, this metric has ranged from a low of 0.50 to a high of 5.45. The Semiconductors industry median PB Ratio is 3.49. Princeton Technology's value of 1.88 is 46.1% below this industry median. Based on the distribution chart, Princeton Technology ranks #300 out of 997 companies in the Semiconductors industry, which is above the industry midpoint. Overall, Princeton Technology has a GF Score™ of 59/100 and is considered Modestly Overvalued, reflecting its overall financial health beyond just this single metric.
How does Princeton Technology's PB Ratio compare to NVDA and AVGO?
According to the Semiconductors industry distribution chart, Princeton Technology ranks #300 out of 997 companies for PB Ratio. This puts Princeton Technology in the upper half of its industry. The industry median PB Ratio is 3.49. Princeton Technology's value of 1.88 is 46.1% below this benchmark. Historically, Princeton Technology's own PB Ratio has ranged from 0.50 to 5.45 over the past decade. While the company's 10-year median is 1.53 vs. the industry median of 3.49, Princeton Technology has consistently been below 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 3.49, based on 997 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. Princeton Technology's current PB Ratio of 1.88 is 46.1% below 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 Princeton Technology and its competitors. For the Semiconductors industry, the median PB Ratio is 3.49 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. Princeton Technology's current PB Ratio is 1.88, which is 23% above median its own 10-year median of 1.53. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Princeton Technology stock overvalued right now?
Based on GuruFocus' analysis, Princeton Technology (ROCO:6129) is currently considered Modestly Overvalued. The stock's GF Value™ is NT$15.61, compared to a current price of NT$17.30 — trading 10.8% above its estimated fair value. The current PB Ratio is 1.88, which is 23% above median its 10-year median of 1.53 and 46.1% below the Semiconductors industry median of 3.49. Princeton Technology's overall GF Score™ is 59/100 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 Princeton Technology (ROCO:6129), the current PB Ratio is 1.88 as of Jul. 14, 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 Princeton Technology (ROCO:6129) Overvalued in 2026?
Based on GuruFocus' analysis, Princeton Technology stock appears to be overvalued.
The current stock price of NT$17.30 is trading 10.8% above its estimated GF Value™ of NT$15.61.
GuruFocus considers Princeton Technology to be Modestly Overvalued.
Key valuation signals for ROCO:6129:
PB Ratio: 1.88 (23% above median its 10-year median of 1.53)
GF Value™: NT$15.61 vs. price of NT$17.30 (10.8% above fair value)
Industry Position: 46.1% below the Semiconductors median (#300 of 997)
No single metric tells the full story. See the ROCO:6129 stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.
Princeton Technology Corp is engaged in the development, design, testing, and sales of consumer integrated circuits (ICs). Its products include Display Driver ICs, Multimedia Audio Controller ICs, Motor Driver ICs, RF ICs, Encoder/Decoder ICs, Remote Control ICs, and ASICs, and are suitable for a wide range of applications, including automotive dashboard and multimedia devices, portable audio players, digital TVs, home audio/video appliances, DSCs, DSLRs, monitoring cameras, and car security systems. Geographically, the company generates maximum revenue from Mainland China (including Hong Kong), followed by Japan, Taiwan, Korea, and other regions.
59GF Score
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