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Clean Science and Technology Ltd stock PB Ratio (=4.84) is close to 5-year low of 4.77.
The historical rank and industry rank for Clean Science and Technology's PB Ratio or its related term are showing as below:
NSE:CLEAN'
s PB Ratio Range Over the Past 10 Years
Min: 4.77 Med: 12.89 Max: 40.49
Current: 4.95
During the past 8 years, Clean Science and Technology's highest PB Ratio was 40.49. The lowest was 4.77. And the median was 12.89.
NSE:CLEAN's PB Ratio is ranked worse than 87.99% of 1574
companies
in the Chemicals industry
Industry Median: 1.61
vs NSE:CLEAN: 4.95
During the past 12 months, Clean Science and Technology's average Book Value Per Share Growth Rate was 11.80% per year.
During the past 3 years, the average Book Value Per Share Growth Rate was 16.20% per year.
During the past 5 years, the average Book Value Per Share Growth Rate was 23.50% per year.
During the past 8 years, the highest 3-Year average Book Value Per Share Growth Rate of Clean Science and Technology was 43.40% per year. The lowest was 16.20% per year. And the median was 30.60% per year.
Back to Basics: PB Ratio
Clean Science and Technology (NSE:CLEAN) 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.
Clean Science and Technology PB Ratio Related Terms
Clean Science and Technology PB Ratio Historical Data
* 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, Clean Science and 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.
Clean Science and Technology PB Ratio vs Chemicals Industry
For the Chemicals industry and Basic Materials sector, Clean Science and Technology's PB Ratio distribution charts can be found below:
* The bar in red indicates where Clean Science and 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.
Clean Science and Technology (NSE:CLEAN) has a PB Ratio of 4.95 as of Jul. 30, 2026. Price-to-Book ratio is the ratio of share price to a company's book value per share. View historical data on Clean Science and Technology and its competitors. This is 62% below median its historical median of 12.89. Over the past decade, Clean Science and Technology's PB Ratio has ranged from 4.77 to 40.49. According to the industry distribution chart, Clean Science and Technology ranks #1385 out of 1574 companies in the Chemicals industry, placing it in the top 88%.
Is Clean Science and Technology's PB Ratio too high?
Clean Science and Technology's current PB Ratio of 4.95 is 62% below median its 10-year median of 12.89. Over the past 10 years, this metric has ranged from a low of 4.77 to a high of 40.49. The Chemicals industry median PB Ratio is 1.61. Clean Science and Technology's value of 4.95 is 207.5% above this industry median. Based on the distribution chart, Clean Science and Technology ranks #1385 out of 1574 companies in the Chemicals industry, which is in the bottom quartile relative to peers. Overall, Clean Science and Technology has a GF Score™ of 77/100 and is considered Significantly Undervalued, reflecting its overall financial health beyond just this single metric.
How does Clean Science and Technology's PB Ratio compare to LIN and SHW?
According to the Chemicals industry distribution chart, Clean Science and Technology ranks #1385 out of 1574 companies for PB Ratio. This places Clean Science and Technology in the lower half of its industry. The industry median PB Ratio is 1.61. Clean Science and Technology's value of 4.95 is 207.5% above this benchmark. Historically, Clean Science and Technology's own PB Ratio has ranged from 4.77 to 40.49 over the past decade. While the company's 10-year median is 12.89 vs. the industry median of 1.61, Clean Science and Technology 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 Chemicals company?
The median PB Ratio among Chemicals companies is 1.61, 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. Clean Science and Technology's current PB Ratio of 4.95 is 207.5% 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 Clean Science and Technology and its competitors. For the Chemicals industry, the median PB Ratio is 1.61 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. Clean Science and Technology's current PB Ratio is 4.95, which is 62% below median its own 10-year median of 12.89. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Clean Science and Technology stock overvalued right now?
Based on GuruFocus' analysis, Clean Science and Technology (NSE:CLEAN) is currently considered Significantly Undervalued. The stock's GF Value™ is ₹1,563.30, compared to a current price of ₹737.30 — trading 52.8% below its estimated fair value. The current PB Ratio is 4.95, which is 62% below median its 10-year median of 12.89 and 207.5% above the Chemicals industry median of 1.61. Clean Science and Technology's overall GF Score™ is 77/100 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 Clean Science and Technology (NSE:CLEAN), the current PB Ratio is 4.95 as of Jul. 30, 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 Clean Science and Technology (NSE:CLEAN) Overvalued in 2026?
Based on GuruFocus' analysis, Clean Science and Technology stock appears to be undervalued.
The current stock price of ₹737.30 is trading 52.8% below its estimated GF Value™ of ₹1,563.30.
GuruFocus considers Clean Science and Technology to be Significantly Undervalued.
Key valuation signals for NSE:CLEAN:
PB Ratio: 4.95 (62% below median its 10-year median of 12.89)
GF Value™: ₹1,563.30 vs. price of ₹737.30 (52.8% below fair value)
Industry Position: 207.5% above the Chemicals median (#1385 of 1574)
No single metric tells the full story. See the NSE:CLEAN stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.
Clean Science and Technology Ltd is a chemical manufacturing company. It manufactures functionally critical specialty chemicals such as Performance Chemicals which are MEHQ, BHA, and AP, Pharmaceutical Intermediates such as Guaiacol and DCC, and FMCG Chemicals which include 4-MAP and Anisole. The products are used as polymerization inhibitors, intermediates for agrochemicals and pharmaceuticals, anti-oxidants, UV blockers, and antiretroviral reagents, which are functionally critical in a wide range of industries, including in the manufacture of paints and inks, agrochemicals, pharmaceuticals, flavours and fragrance, and cosmetics products.
77GF Score
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