Tamilnadu PetroproductsNSE:TNPETRO -3.28%69 Net Margin % is 6.51% as of Mar. 2026, which is 35% above its 10-year median of 4.84. GuruFocus rates NSE:TNPETRO with a GF Score™ of 69/100 and a GF Value™ of ₹71.43 (Significantly Overvalued). The stock has 10 warning signs investors should review. Among 1,581 Chemicals companies, Tamilnadu Petroproducts ranks better than 64.2% on this metric.
The historical rank and industry rank for Tamilnadu Petroproducts's Net Margin % or its related term are showing as below:
NSE:TNPETRO'
s Net Margin % Range Over the Past 10 Years
Min: 1.51 Med: 4.84 Max: 11.04
Current: 6.66
NSE:TNPETRO's Net Margin % is ranked better than 64.2% of 1581
companies
in the Chemicals industry
Industry Median: 3.89
vs NSE:TNPETRO: 6.66
Tamilnadu Petroproducts (NSE:TNPETRO) Net Margin % Explanation
Although Net Income and Earnings-per-Share (EPS) are the most widely used parameter in measuring a company's profitability and valuation, it is the least reliable. The reason is that reported earnings can be manipulated easily by adjusting any numbers such as Depreciation, Depletion and Amotorization and non-recurring items.
But the long term trend of the net margin is a good indicator of the competitiveness and health of the business.
Tamilnadu Petroproducts Net Margin % Related Terms
Tamilnadu Petroproducts Net Margin % 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.
NSE:TNPETRO vs LIN, SHW, ECL: Net Margin % Comparison
For the Specialty Chemicals subindustry, Tamilnadu Petroproducts's Net Margin %, along with its competitors' market caps and Net Margin % 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.
Tamilnadu Petroproducts Net Margin % vs Chemicals Industry
For the Chemicals industry and Basic Materials sector, Tamilnadu Petroproducts's Net Margin % distribution charts can be found below:
* The bar in red indicates where Tamilnadu Petroproducts's Net Margin % falls into.
* 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.
Tamilnadu Petroproducts (NSE:TNPETRO) has a Net Margin % of 6.51% as of Mar. 2026. Net margin is the ratio of total net income to net sales. View historical data on Tamilnadu Petroproducts and its competitors. This is 35% above median its historical median of 4.84. Over the past decade, Tamilnadu Petroproducts' Net Margin % has ranged from 1.51 to 11.04. According to the industry distribution chart, Tamilnadu Petroproducts ranks #566 out of 1581 companies in the Chemicals industry, placing it in the top 35.8%.
Is Tamilnadu Petroproducts' Net Margin % too high?
Tamilnadu Petroproducts' current Net Margin % of 6.51% is 35% above median its 10-year median of 4.84. Over the past 10 years, this metric has ranged from a low of 1.51 to a high of 11.04. The Chemicals industry median Net Margin % is 3.89. Tamilnadu Petroproducts' value of 6.51% is 67.4% above this industry median. Based on the distribution chart, Tamilnadu Petroproducts ranks #566 out of 1581 companies in the Chemicals industry, which is above the industry midpoint. Overall, Tamilnadu Petroproducts has a GF Score™ of 69/100 and is considered Significantly Overvalued, reflecting its overall financial health beyond just this single metric.
How does Tamilnadu Petroproducts' Net Margin % compare to LIN and SHW?
According to the Chemicals industry distribution chart, Tamilnadu Petroproducts ranks #566 out of 1581 companies for Net Margin %. This puts Tamilnadu Petroproducts in the upper half of its industry. The industry median Net Margin % is 3.89. Tamilnadu Petroproducts' value of 6.51% is 67.4% above this benchmark. Historically, Tamilnadu Petroproducts' own Net Margin % has ranged from 1.51 to 11.04 over the past decade. While the company's 10-year median is 4.84 vs. the industry median of 3.89, Tamilnadu Petroproducts 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 Net Margin % for a Chemicals company?
The median Net Margin % among Chemicals companies is 3.89, based on 1,581 companies in the industry. Companies in the top quartile (top 25%) have a Net Margin % significantly above this median, while those in the bottom quartile fall well below. However, Net Margin % should not be evaluated in isolation — investors should consider it alongside profitability, growth, and financial strength metrics. Tamilnadu Petroproducts's current Net Margin % of 6.51% is 67.4% 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 Net Margin % mean?
A high Net Margin % can signal that a stock is expensive relative to its fundamentals. Net margin is the ratio of total net income to net sales. View historical data on Tamilnadu Petroproducts and its competitors. For the Chemicals industry, the median Net Margin % is 3.89 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. Tamilnadu Petroproducts's current Net Margin % is 6.51%, which is 35% above median its own 10-year median of 4.84. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Tamilnadu Petroproducts stock overvalued right now?
Based on GuruFocus' analysis, Tamilnadu Petroproducts (NSE:TNPETRO) is currently considered Significantly Overvalued. The stock's GF Value™ is ₹71.43, compared to a current price of ₹94.00 — trading 31.6% above its estimated fair value. The current Net Margin % is 6.51%, which is 35% above median its 10-year median of 4.84 and 67.4% above the Chemicals industry median of 3.89. Tamilnadu Petroproducts' overall GF Score™ is 69/100 with 10 warning signs to review. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is Net Margin % calculated?
Net Margin % is calculated from a company's financial statements. For Tamilnadu Petroproducts (NSE:TNPETRO), the current Net Margin % is 6.51% as of Mar. 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 Tamilnadu Petroproducts (NSE:TNPETRO) Overvalued in 2026?
Based on GuruFocus' analysis, Tamilnadu Petroproducts stock appears to be overvalued.
The current stock price of ₹94.00 is trading 31.6% above its estimated GF Value™ of ₹71.43.
GuruFocus considers Tamilnadu Petroproducts to be Significantly Overvalued.
Key valuation signals for NSE:TNPETRO:
Net Margin %: 6.51% (35% above median its 10-year median of 4.84)
GF Value™: ₹71.43 vs. price of ₹94.00 (31.6% above fair value)
Industry Position: 67.4% above the Chemicals median (#566 of 1581)
No single metric tells the full story. See the NSE:TNPETRO stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.
Tamilnadu Petroproducts Ltd is engaged in the manufacturing and sale of petrochemical products. Its product portfolio includes Linear Alkyl Benzene (LAB), Caustic Soda, Chlorine and Propylene Oxide. The company has its unit situated in Manali, Chennai. The company derives the majority of its revenue from the sale of Linear Alkyl Benzene (LAB) products followed by the sale of Propylene Oxide, and the sale of Caustic soda Lye. The company also generates a small amount of revenue from the sale of services. Geographically, it generates a majority of revenue from India.
69GF Score
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Net Margin % is just one metric. See GF Value™, 30-year financials, guru trades, warning signs, and more.
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