Siam Pan Group PCLBKK:SPG 71 PB Ratio is 0.64 as of Jul. 08, 2026, which is 35% below its 10-year median of 0.98. GuruFocus rates BKK:SPG with a GF Score™ of 71/100 and a GF Value™ of ฿13.85 (Modestly Undervalued). The stock has 4 warning signs investors should review. Among 1,574 Chemicals companies, Siam Pan Group PCL ranks better than 85.96% on this metric.
Siam Pan Group PCL stock PB Ratio (=0.64) is close to 10-year low of 0.61.
The historical rank and industry rank for Siam Pan Group PCL's PB Ratio or its related term are showing as below:
BKK:SPG'
s PB Ratio Range Over the Past 10 Years
Min: 0.61 Med: 0.98 Max: 1.54
Current: 0.64
During the past 13 years, Siam Pan Group PCL's highest PB Ratio was 1.54. The lowest was 0.61. And the median was 0.98.
BKK:SPG's PB Ratio is ranked better than 85.96% of 1574
companies
in the Chemicals industry
Industry Median: 1.72
vs BKK:SPG: 0.64
During the past 12 months, Siam Pan Group PCL's average Book Value Per Share Growth Rate was 3.30% per year.
During the past 3 years, the average Book Value Per Share Growth Rate was 1.20% per year.
During the past 5 years, the average Book Value Per Share Growth Rate was 1.90% per year.
During the past 10 years, the average Book Value Per Share Growth Rate was 2.70% per year.
During the past 13 years, the highest 3-Year average Book Value Per Share Growth Rate of Siam Pan Group PCL was 10.40% per year. The lowest was 1.20% per year. And the median was 5.10% 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.
Siam Pan Group PCL PB Ratio Related Terms
Siam Pan Group PCL PB Ratio Historical Data
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The historical data trend for Siam Pan Group PCL'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 Specialty Chemicals subindustry, Siam Pan Group PCL'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.
Siam Pan Group PCL PB Ratio vs Chemicals Industry
For the Chemicals industry and Basic Materials sector, Siam Pan Group PCL's PB Ratio distribution charts can be found below:
* The bar in red indicates where Siam Pan Group PCL'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.
Siam Pan Group PCL (BKK:SPG) has a PB Ratio of 0.64 as of Jul. 08, 2026. Price-to-Book ratio is the ratio of share price to a company's book value per share. View historical data on Siam Pan Group PCL and its competitors. This is 35% below median its historical median of 0.98. Over the past decade, Siam Pan Group PCL's PB Ratio has ranged from 0.61 to 1.54. According to the industry distribution chart, Siam Pan Group PCL ranks #221 out of 1574 companies in the Chemicals industry, placing it in the top 14%.
Is Siam Pan Group PCL's PB Ratio too high?
Siam Pan Group PCL's current PB Ratio of 0.64 is 35% below median its 10-year median of 0.98. Over the past 10 years, this metric has ranged from a low of 0.61 to a high of 1.54. The Chemicals industry median PB Ratio is 1.72. Siam Pan Group PCL's value of 0.64 is 62.8% below this industry median. Based on the distribution chart, Siam Pan Group PCL ranks #221 out of 1574 companies in the Chemicals industry, which is in the top quartile — a strong position relative to peers. Overall, Siam Pan Group PCL has a GF Score™ of 71/100 and is considered Modestly Undervalued, reflecting its overall financial health beyond just this single metric.
How does Siam Pan Group PCL's PB Ratio compare to LIN and SHW?
According to the Chemicals industry distribution chart, Siam Pan Group PCL ranks #221 out of 1574 companies for PB Ratio. This places Siam Pan Group PCL in the top 14% of its industry — outperforming the majority of peers. The industry median PB Ratio is 1.72. Siam Pan Group PCL's value of 0.64 is 62.8% below this benchmark. Historically, Siam Pan Group PCL's own PB Ratio has ranged from 0.61 to 1.54 over the past decade. While the company's 10-year median is 0.98 vs. the industry median of 1.72, Siam Pan Group PCL 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 Chemicals company?
The median PB Ratio among Chemicals companies is 1.72, based on 1,574 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. Siam Pan Group PCL's current PB Ratio of 0.64 is 62.8% 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 Siam Pan Group PCL and its competitors. For the Chemicals industry, the median PB Ratio is 1.72 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. Siam Pan Group PCL's current PB Ratio is 0.64, which is 35% below median its own 10-year median of 0.98. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Siam Pan Group PCL stock overvalued right now?
Based on GuruFocus' analysis, Siam Pan Group PCL (BKK:SPG) is currently considered Modestly Undervalued. The stock's GF Value™ is ฿13.85, compared to a current price of ฿11.00 — trading 20.6% below its estimated fair value. The current PB Ratio is 0.64, which is 35% below median its 10-year median of 0.98 and 62.8% below the Chemicals industry median of 1.72. Siam Pan Group PCL's overall GF Score™ is 71/100 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 Siam Pan Group PCL (BKK:SPG), the current PB Ratio is 0.64 as of Jul. 08, 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 Siam Pan Group PCL (BKK:SPG) Overvalued in 2026?
Based on GuruFocus' analysis, Siam Pan Group PCL stock appears to be undervalued.
The current stock price of ฿11.00 is trading 20.6% below its estimated GF Value™ of ฿13.85.
GuruFocus considers Siam Pan Group PCL to be Modestly Undervalued.
Key valuation signals for BKK:SPG:
PB Ratio: 0.64 (35% below median its 10-year median of 0.98)
GF Value™: ฿13.85 vs. price of ฿11.00 (20.6% below fair value)
Industry Position: 62.8% below the Chemicals median (#221 of 1574)
No single metric tells the full story. See the BKK:SPG stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.
Siam Pan Group PCL is a Thailand-based company that is engaged in the manufacturing and distributing of lubricating oil, grease, and batteries. The company has the following crucial segments which include Grease, and Lubricating Oil. In terms of revenue, the Grease segment generates more revenue for the company. The organization has its branches present in Thailand, Myanmar and Other countries of which it generates maximum revenue from Thailand.
71GF Score
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