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Giga Solar MaterialsROCO:3691 +1.27%44 PB Ratio is 1.82 as of Aug. 13, 2026, which is 10% above its 10-year median of 1.65. GuruFocus rates ROCO:3691 with a GF Score™ of 44/100 and a GF Value™ of NT$135.82 (Modestly Undervalued). The stock has 5 warning signs investors should review. Among 1,000 Semiconductors companies, Giga Solar Materials ranks better than 72.7% on this metric.
The historical rank and industry rank for Giga Solar Materials's PB Ratio or its related term are showing as below:
ROCO:3691'
s PB Ratio Range Over the Past 10 Years
Min: 0.82 Med: 1.65 Max: 3.74
Current: 1.82
During the past 13 years, Giga Solar Materials's highest PB Ratio was 3.74. The lowest was 0.82. And the median was 1.65.
ROCO:3691's PB Ratio is ranked better than 72.7% of 1000
companies
in the Semiconductors industry
Industry Median: 3.31
vs ROCO:3691: 1.82
During the past 12 months, Giga Solar Materials's average Book Value Per Share Growth Rate was -5.30% per year.
During the past 3 years, the average Book Value Per Share Growth Rate was -8.70% per year.
During the past 5 years, the average Book Value Per Share Growth Rate was -4.60% per year.
During the past 10 years, the average Book Value Per Share Growth Rate was -3.90% per year.
During the past 13 years, the highest 3-Year average Book Value Per Share Growth Rate of Giga Solar Materials was 29.50% per year. The lowest was -13.10% per year. And the median was 3.80% 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.
Giga Solar Materials PB Ratio Related Terms
Giga Solar Materials PB Ratio Historical Data
* Premium members only.
The historical data trend for Giga Solar Materials'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 Solar subindustry, Giga Solar Materials'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.
Giga Solar Materials PB Ratio vs Semiconductors Industry
For the Semiconductors industry and Technology sector, Giga Solar Materials's PB Ratio distribution charts can be found below:
* The bar in red indicates where Giga Solar Materials'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.
Giga Solar Materials (ROCO:3691) has a PB Ratio of 1.82 as of Aug. 13, 2026. Price-to-Book ratio is the ratio of share price to a company's book value per share. View historical data on Giga Solar Materials and its competitors. This is 10% above median its historical median of 1.65. Over the past decade, Giga Solar Materials' PB Ratio has ranged from 0.82 to 3.74. According to the industry distribution chart, Giga Solar Materials ranks #273 out of 1000 companies in the Semiconductors industry, placing it in the top 27.3%.
Is Giga Solar Materials' PB Ratio too high?
Giga Solar Materials' current PB Ratio of 1.82 is 10% above median its 10-year median of 1.65. Over the past 10 years, this metric has ranged from a low of 0.82 to a high of 3.74. The Semiconductors industry median PB Ratio is 3.31. Giga Solar Materials' value of 1.82 is 45% below this industry median. Based on the distribution chart, Giga Solar Materials ranks #273 out of 1000 companies in the Semiconductors industry, which is above the industry midpoint. Overall, Giga Solar Materials has a GF Score™ of 44/100 and is considered Modestly Undervalued, reflecting its overall financial health beyond just this single metric.
How does Giga Solar Materials' PB Ratio compare to FSLR and NXT?
According to the Semiconductors industry distribution chart, Giga Solar Materials ranks #273 out of 1000 companies for PB Ratio. This puts Giga Solar Materials in the upper half of its industry. The industry median PB Ratio is 3.31. Giga Solar Materials' value of 1.82 is 45% below this benchmark. Historically, Giga Solar Materials' own PB Ratio has ranged from 0.82 to 3.74 over the past decade. While the company's 10-year median is 1.65 vs. the industry median of 3.31, Giga Solar Materials 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 3.31, based on 1,000 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. Giga Solar Materials's current PB Ratio of 1.82 is 45% 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 Giga Solar Materials and its competitors. For the Semiconductors industry, the median PB Ratio is 3.31 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. Giga Solar Materials's current PB Ratio is 1.82, which is 10% above median its own 10-year median of 1.65. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Giga Solar Materials stock overvalued right now?
Based on GuruFocus' analysis, Giga Solar Materials (ROCO:3691) is currently considered Modestly Undervalued. The stock's GF Value™ is NT$135.82, compared to a current price of NT$119.50 — trading 12% below its estimated fair value. The current PB Ratio is 1.82, which is 10% above median its 10-year median of 1.65 and 45% below the Semiconductors industry median of 3.31. Giga Solar Materials' overall GF Score™ is 44/100 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 Giga Solar Materials (ROCO:3691), the current PB Ratio is 1.82 as of Aug. 13, 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 Giga Solar Materials (ROCO:3691) Overvalued in 2026?
Based on GuruFocus' analysis, Giga Solar Materials stock appears to be undervalued.
The current stock price of NT$119.50 is trading 12% below its estimated GF Value™ of NT$135.82.
GuruFocus considers Giga Solar Materials to be Modestly Undervalued.
Key valuation signals for ROCO:3691:
PB Ratio: 1.82 (10% above median its 10-year median of 1.65)
GF Value™: NT$135.82 vs. price of NT$119.50 (12% below fair value)
Industry Position: 45% below the Semiconductors median (#273 of 1000)
No single metric tells the full story. See the ROCO:3691 stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.
Giga Solar Materials Corp is engaged in the research and development (R&D), manufacturing, and sales of solar conductive plasma. Its product includes Conductive Paste for Photovoltaic Cells, Quality Assurance System for Conductive Paste, Solutions to Solar Energy Cells and Li-ion Battery Materials.
44GF Score
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