The historical rank and industry rank for Sigma Lithium's OCF Margin % or its related term are showing as below:
TSXV:SGML'
s OCF Margin % Range Over the Past 10 Years
Min: -16.99 Med: -12.09 Max: 2.22
Current: 1.88
During the past 13 years, the highest OCF Margin % of Sigma Lithium was 2.22%. The lowest was -16.99%. And the median was -12.09%.
TSXV:SGML's OCF Margin % is ranked worse than 55.56% of 846
companies
in the Metals & Mining industry
Industry Median: 4.465
vs TSXV:SGML: 1.88
Sigma Lithium OCF Margin % Related Terms
Sigma Lithium OCF Margin % Historical Data
* Premium members only.
The historical data trend for Sigma Lithium's OCF 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, Sigma Lithium's OCF Margin %, along with its competitors' market caps and OCF 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.
Sigma Lithium OCF Margin % vs Metals & Mining Industry
For the Metals & Mining industry and Basic Materials sector, Sigma Lithium's OCF Margin % distribution charts can be found below:
* The bar in red indicates where Sigma Lithium's OCF 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.
Sigma Lithium (TSXV:SGML) has a OCF Margin % of -6.46% as of Mar. 2026. OCF Margin is the ratio of Cash Flow from Operations to Total Revenue. View historical data on Sigma Lithium and its competitors. According to the industry distribution chart, Sigma Lithium ranks #470 out of 846 companies in the Metals & Mining industry, placing it in the top 55.6%.
Is Sigma Lithium's OCF Margin % too high?
Sigma Lithium's current OCF Margin % is -6.46%. Based on the distribution chart, Sigma Lithium ranks #470 out of 846 companies in the Metals & Mining industry, which is below the industry midpoint. Overall, Sigma Lithium has a GF Score™ of 48/100 and is considered Significantly Overvalued, reflecting its overall financial health beyond just this single metric.
How does Sigma Lithium's OCF Margin % compare to competitors?
According to the Metals & Mining industry distribution chart, Sigma Lithium ranks #470 out of 846 companies for OCF Margin %. This places Sigma Lithium in the lower half of its industry. The industry median OCF Margin % is 4.47. See the competitive comparison table and distribution chart on this page for a detailed peer-by-peer breakdown.
What is a good OCF Margin % for a Metals & Mining company?
The median OCF Margin % among Metals & Mining companies is 4.47, based on 846 companies in the industry. Companies in the top quartile (top 25%) have a OCF Margin % significantly above this median, while those in the bottom quartile fall well below. However, OCF Margin % should not be evaluated in isolation — investors should consider it alongside profitability, growth, and financial strength metrics. Use the industry distribution chart on this page to see where any company falls relative to its peers.
What does a high OCF Margin % mean?
A high OCF Margin % can signal that a stock is expensive relative to its fundamentals. OCF Margin is the ratio of Cash Flow from Operations to Total Revenue. View historical data on Sigma Lithium and its competitors. For the Metals & Mining industry, the median OCF Margin % is 4.47 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. Sigma Lithium's current OCF Margin % is -6.46%. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Sigma Lithium stock overvalued right now?
Based on GuruFocus' analysis, Sigma Lithium (TSXV:SGML) is currently considered Significantly Overvalued. The stock's GF Value™ is C$11.25, compared to a current price of C$18.01 — trading 60.1% above its estimated fair value. The current OCF Margin % is -6.46%. Sigma Lithium's overall GF Score™ is 48/100 with 4 warning signs to review. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is OCF Margin % calculated?
OCF Margin % is calculated from a company's financial statements. For Sigma Lithium (TSXV:SGML), the current OCF Margin % is -6.46% 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 Sigma Lithium (TSXV:SGML) Overvalued in 2026?
Based on GuruFocus' analysis, Sigma Lithium stock appears to be overvalued.
The current stock price of C$18.01 is trading 60.1% above its estimated GF Value™ of C$11.25.
GuruFocus considers Sigma Lithium to be Significantly Overvalued.
Key valuation signals for TSXV:SGML:
OCF Margin %: -6.46%
GF Value™: C$11.25 vs. price of C$18.01 (60.1% above fair value)
No single metric tells the full story. See the TSXV:SGML stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.
Sigma Lithium Corp together with its direct and indirect subsidiaries, is a commercial producer of lithium concentrate. It holds full interest in four mineral properties: Grota do Cirilo, Sao Jose, Santa Clara, and Genipapo, located in the municipalities of Aracuai and Itinga, in the Vale do Jequitinhonha region in the State of Minas Gerais, Brazil. Geographically, the company operates in Switzerland; United Arab Emirates; Singapore; and Republic of Korea, of which it derives maximum revenue from Switzerland.
48GF Score
Get the complete analysis for TSXV:SGML
OCF Margin % is just one metric. See GF Value™, 30-year financials, guru trades, warning signs, and more.
Quick Browse
Personalize
Premium Gurus 
Create New Portfolio
TSXV:SGML has been successfully added to your 
