Griffin MiningLSE:GFM +1.26%85 Net Margin % is 16.47% as of Dec. 2025, which is 56% above its 10-year median of 10.57. GuruFocus rates LSE:GFM with a GF Score™ of 85/100 and a GF Value™ of £1.29 (Significantly Overvalued). The stock has 8 warning signs investors should review. Among 843 Metals & Mining companies, Griffin Mining ranks better than 72.12% on this metric.
Net margin is calculated as Net Income divided by its Revenue. Griffin Mining's Net Income for the
six
months ended in Dec. 2025 was £9.9 Mil. Griffin Mining's Revenue for the
six
months ended in Dec. 2025 was £60.2 Mil. Therefore, Griffin Mining's net margin for the quarter that ended in Dec. 2025 was 16.47%.
The historical rank and industry rank for Griffin Mining's Net Margin % or its related term are showing as below:
LSE:GFM'
s Net Margin % Range Over the Past 10 Years
Min: 7.12 Med: 10.57 Max: 34.2
Current: 15.3
LSE:GFM's Net Margin % is ranked better than 72.12% of 843
companies
in the Metals & Mining industry
Industry Median: 3.41
vs LSE:GFM: 15.30
Griffin Mining (LSE:GFM) 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.
Griffin Mining Net Margin % Related Terms
Griffin Mining Net Margin % Historical Data
* Premium members only.
The historical data trend for Griffin Mining's Net Margin % 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 Other Industrial Metals & Mining subindustry, Griffin Mining'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.
Griffin Mining Net Margin % vs Metals & Mining Industry
For the Metals & Mining industry and Basic Materials sector, Griffin Mining's Net Margin % distribution charts can be found below:
* The bar in red indicates where Griffin Mining'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.
Griffin Mining (LSE:GFM) has a Net Margin % of 16.47% as of Dec. 2025. Net margin is the ratio of total net income to net sales. View historical data on Griffin Mining and its competitors. This is 56% above median its historical median of 10.57. Over the past decade, Griffin Mining's Net Margin % has ranged from 7.12 to 34.20. According to the industry distribution chart, Griffin Mining ranks #235 out of 843 companies in the Metals & Mining industry, placing it in the top 27.9%.
Is Griffin Mining's Net Margin % too high?
Griffin Mining's current Net Margin % of 16.47% is 56% above median its 10-year median of 10.57. Over the past 10 years, this metric has ranged from a low of 7.12 to a high of 34.20. The Metals & Mining industry median Net Margin % is 3.41. Griffin Mining's value of 16.47% is 383% above this industry median. Based on the distribution chart, Griffin Mining ranks #235 out of 843 companies in the Metals & Mining industry, which is above the industry midpoint. Overall, Griffin Mining has a GF Score™ of 85/100 and is considered Significantly Overvalued, reflecting its overall financial health beyond just this single metric.
How does Griffin Mining's Net Margin % compare to competitors?
According to the Metals & Mining industry distribution chart, Griffin Mining ranks #235 out of 843 companies for Net Margin %. This puts Griffin Mining in the upper half of its industry. The industry median Net Margin % is 3.41. Griffin Mining's value of 16.47% is 383% above this benchmark. Historically, Griffin Mining's own Net Margin % has ranged from 7.12 to 34.20 over the past decade. While the company's 10-year median is 10.57 vs. the industry median of 3.41, Griffin Mining 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 Metals & Mining company?
The median Net Margin % among Metals & Mining companies is 3.41, based on 843 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. Griffin Mining's current Net Margin % of 16.47% is 383% 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 Griffin Mining and its competitors. For the Metals & Mining industry, the median Net Margin % is 3.41 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. Griffin Mining's current Net Margin % is 16.47%, which is 56% above median its own 10-year median of 10.57. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Griffin Mining stock overvalued right now?
Based on GuruFocus' analysis, Griffin Mining (LSE:GFM) is currently considered Significantly Overvalued. The stock's GF Value™ is £1.29, compared to a current price of £3.22 — trading 149.6% above its estimated fair value. The current Net Margin % is 16.47%, which is 56% above median its 10-year median of 10.57 and 383% above the Metals & Mining industry median of 3.41. Griffin Mining's overall GF Score™ is 85/100 with 8 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 Griffin Mining (LSE:GFM), the current Net Margin % is 16.47% as of Dec. 2025. 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 Griffin Mining (LSE:GFM) Overvalued in 2026?
Based on GuruFocus' analysis, Griffin Mining stock appears to be overvalued.
The current stock price of £3.22 is trading 149.6% above its estimated GF Value™ of £1.29.
GuruFocus considers Griffin Mining to be Significantly Overvalued.
Key valuation signals for LSE:GFM:
Net Margin %: 16.47% (56% above median its 10-year median of 10.57)
GF Value™: £1.29 vs. price of £3.22 (149.6% above fair value)
Industry Position: 383% above the Metals & Mining median (#235 of 843)
No single metric tells the full story. See the LSE:GFM stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.
Griffin Mining Ltd is a mining and investment company. It is principally engaged in mining and exploration activities. It has only one operating segment, being the operations at the Caijiaying Mine based in China, with production of zinc concentrate, and lead concentrate with associated precious metals credits. The company generates the majority of its revenue from Zinc Concentrates sales.
85GF Score
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