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Polygreen Resources CoROCO:8423 -0.56%75 Cyclically Adjusted PB Ratio is 1.31 as of Aug. 19, 2026, which is 1% below its 10-year median of 1.32. GuruFocus rates ROCO:8423 with a GF Score™ of 75/100 and a GF Value™ of NT$16.97 (Fairly Valued). The stock has 2 warning signs investors should review. Among 968 Vehicles & Parts companies, Polygreen Resources Co ranks worse than 51.65% on this metric.
The historical rank and industry rank for Polygreen Resources Co's Cyclically Adjusted PB Ratio or its related term are showing as below:
ROCO:8423'
s Cyclically Adjusted PB Ratio Range Over the Past 10 Years
Min: 1.14 Med: 1.32 Max: 2.08
Current: 1.31
During the past years, Polygreen Resources Co's highest Cyclically Adjusted PB Ratio was 2.08. The lowest was 1.14. And the median was 1.32.
ROCO:8423's Cyclically Adjusted PB Ratio is ranked worse than 51.65% of 968
companies
in the Vehicles & Parts industry
Industry Median: 1.27
vs ROCO:8423: 1.31
The Shiller PE Ratio was first used by professor Robert Shiller. He uses E10 for his Shiller PE Ratio calculation. E10 is the average of the inflation adjusted earnings per share of a company over the past 10 years. The similar calculation is applied by GuruFocus to calculate the Cyclically Adjusted PB Ratio. The Cyclically Adjusted Book per Share is the average of the inflation adjusted book value per share of a company over the past 10 years.
Polygreen Resources Co's adjusted book value per share data for the three months ended in Mar. 2026 was NT$15.228. Add all the adjusted book value per share for the past 10 years together and divide the count will get our Cyclically Adjusted Book per Share, which is NT$13.59 for the trailing ten years ended in Mar. 2026.
Shiller PE for Stocks: The True Measure of Stock Valuation
Polygreen Resources Co (ROCO:8423) Cyclically Adjusted PB Ratio Explanation
Compared with the regular PB Ratio, which works poorly for cyclical businesses, the Cyclically Adjusted PB Ratio smoothed out the fluctuations of book value during business cycles. Therefore it is more accurate in reflecting the valuation of the company.
If a company has consistent business performance, the Cyclically Adjusted PB Ratio should give similar results to regular PB Ratio.
Polygreen Resources Co Cyclically Adjusted PB Ratio Related Terms
Polygreen Resources Co Cyclically Adjusted PB Ratio Historical Data
* Premium members only.
The historical data trend for Polygreen Resources Co's Cyclically Adjusted 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.
Polygreen Resources Co Cyclically Adjusted PB Ratio Chart
ROCO:8423 vs ORLY, AZO: Cyclically Adjusted PB Ratio Comparison
For the Auto Parts subindustry, Polygreen Resources Co's Cyclically Adjusted PB Ratio, along with its competitors' market caps and Cyclically Adjusted 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.
Polygreen Resources Co Cyclically Adjusted PB Ratio vs Vehicles & Parts Industry
For the Vehicles & Parts industry and Consumer Cyclical sector, Polygreen Resources Co's Cyclically Adjusted PB Ratio distribution charts can be found below:
* The bar in red indicates where Polygreen Resources Co's Cyclically Adjusted PB Ratio falls into.
Polygreen Resources Co Cyclically Adjusted PB Ratio Calculation
Like the Shiller PE Ratio, the Cyclically Adjusted PB Ratio takes the Book Value per Share from the past 10 years, adjusts it for inflation, and then calculates the average. This average is then used for the P/B calculation. Because it considers this 10-year average, it's often referred to as the CAPB Ratio.
The Shiller PE Ratio was first used by professor Robert Shiller to measure the valuation of the overall market. The similar calculation is applied by GuruFocus to calculate the Cyclically Adjusted PB Ratio.
* 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.
Please note that we use the CPI data of the country/region where the company is headquartered. If the CPI data for that country/region is not available, then we will use the CPI data of the United States as default.
What does a Cyclically Adjusted PB Ratio of 1.31 mean?
Polygreen Resources Co (ROCO:8423) has a Cyclically Adjusted PB Ratio of 1.31 as of Aug. 19, 2026. Cyclically Adjusted PB Ratio is the ratio of share price to a company's inflation-adjusted book value per share over a 10-year period. View historical data on Polygreen Resources Co and its competitors. This is near median its historical median of 1.32. Over the past decade, Polygreen Resources Co's Cyclically Adjusted PB Ratio has ranged from 1.14 to 2.08. According to the industry distribution chart, Polygreen Resources Co ranks #500 out of 968 companies in the Vehicles & Parts industry, placing it in the top 51.7%.
Is Polygreen Resources Co's Cyclically Adjusted PB Ratio too high?
Polygreen Resources Co's current Cyclically Adjusted PB Ratio of 1.31 is near median its 10-year median of 1.32. Over the past 10 years, this metric has ranged from a low of 1.14 to a high of 2.08. The Vehicles & Parts industry median Cyclically Adjusted PB Ratio is 1.27. Polygreen Resources Co's value of 1.31 is 3.1% above this industry median. Based on the distribution chart, Polygreen Resources Co ranks #500 out of 968 companies in the Vehicles & Parts industry, which is below the industry midpoint. Overall, Polygreen Resources Co has a GF Score™ of 75/100 and is considered Fairly Valued, reflecting its overall financial health beyond just this single metric.
How does Polygreen Resources Co's Cyclically Adjusted PB Ratio compare to ORLY and AZO?
According to the Vehicles & Parts industry distribution chart, Polygreen Resources Co ranks #500 out of 968 companies for Cyclically Adjusted PB Ratio. This places Polygreen Resources Co in the lower half of its industry. The industry median Cyclically Adjusted PB Ratio is 1.27. Polygreen Resources Co's value of 1.31 is 3.1% above this benchmark. Historically, Polygreen Resources Co's own Cyclically Adjusted PB Ratio has ranged from 1.14 to 2.08 over the past decade. While the company's 10-year median is 1.32 vs. the industry median of 1.27, Polygreen Resources Co 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 Cyclically Adjusted PB Ratio for a Vehicles & Parts company?
The median Cyclically Adjusted PB Ratio among Vehicles & Parts companies is 1.27, based on 968 companies in the industry. Companies in the top quartile (top 25%) have a Cyclically Adjusted PB Ratio significantly above this median, while those in the bottom quartile fall well below. However, Cyclically Adjusted PB Ratio should not be evaluated in isolation — investors should consider it alongside profitability, growth, and financial strength metrics. Polygreen Resources Co's current Cyclically Adjusted PB Ratio of 1.31 is 3.1% 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 Cyclically Adjusted PB Ratio mean?
A high Cyclically Adjusted PB Ratio can signal that a stock is expensive relative to its fundamentals. Cyclically Adjusted PB Ratio is the ratio of share price to a company's inflation-adjusted book value per share over a 10-year period. View historical data on Polygreen Resources Co and its competitors. For the Vehicles & Parts industry, the median Cyclically Adjusted PB Ratio is 1.27 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. Polygreen Resources Co's current Cyclically Adjusted PB Ratio is 1.31, which is near median its own 10-year median of 1.32. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Polygreen Resources Co stock overvalued right now?
Based on GuruFocus' analysis, Polygreen Resources Co (ROCO:8423) is currently considered Fairly Valued. The stock's GF Value™ is NT$16.97, compared to a current price of NT$17.80 — trading 4.9% above its estimated fair value. The current Cyclically Adjusted PB Ratio is 1.31, which is near median its 10-year median of 1.32 and 3.1% above the Vehicles & Parts industry median of 1.27. Polygreen Resources Co's overall GF Score™ is 75/100 with 2 warning signs to review. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is Cyclically Adjusted PB Ratio calculated?
Cyclically Adjusted PB Ratio is calculated from a company's financial statements. For Polygreen Resources Co (ROCO:8423), the current Cyclically Adjusted PB Ratio is 1.31 as of Aug. 19, 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 Polygreen Resources Co (ROCO:8423) Overvalued in 2026?
Based on GuruFocus' analysis, Polygreen Resources Co stock appears to be overvalued.
The current stock price of NT$17.80 is trading 4.9% above its estimated GF Value™ of NT$16.97.
GuruFocus considers Polygreen Resources Co to be Fairly Valued.
Key valuation signals for ROCO:8423:
Cyclically Adjusted PB Ratio: 1.31 (near median its 10-year median of 1.32)
GF Value™: NT$16.97 vs. price of NT$17.80 (4.9% above fair value)
Industry Position: 3.1% above the Vehicles & Parts median (#500 of 968)
No single metric tells the full story. See the ROCO:8423 stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.
Polygreen Resources Co Ltd is engaged in the rubber recycling business, offering its products to manufacturers of the tire and conveyor belt industries. The company manufactures premium-quality reclaimed rubber, crumb rubber, and rubber granules. Its products include Rubber asphalt application, Reclaimed Rubber, Butyl Reclaimed Rubber, Crumb Rubber, and Tyre Chip. It has only one operating segment which focuses on the manufacturing and sales of reclaimed rubber. The company operates in Malaysia, Japan, Indonesia, Vietnam, Taiwan, and other countries, of which key revenue is derived from Malaysia.
75GF Score
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