Focused on building reliable datasets, financial models, and research tools for value-minded investors. Committed to turning complex data into practical guidance for value-investing and long-term wealth.
Dr. Charlie Tian is the founder and CEO of GuruFocus.com, a leading global investment research platform established in 2004. With a Ph.D. in physics, Dr. Tian transitioned from science to finance, applying a data-driven, disciplined approach to value investing.
* 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 Steel subindustry, Companhia Siderurgica Nacional'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.
Companhia Siderurgica Nacional OCF Margin % vs Steel Industry
For the Steel industry and Basic Materials sector, Companhia Siderurgica Nacional's OCF Margin % distribution charts can be found below:
* The bar in red indicates where Companhia Siderurgica Nacional'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.
Companhia Siderurgica Nacional (BUE:SID) has a OCF Margin % of 0.93% as of Jun. 2026. OCF Margin is the ratio of Cash Flow from Operations to Total Revenue. View historical data on Companhia Siderurgica Nacional and its competitors. This is 93% below median its historical median of 12.83. According to the industry distribution chart, Companhia Siderurgica Nacional ranks #470 out of 612 companies in the Steel industry, placing it in the top 76.8%.
Is Companhia Siderurgica Nacional's OCF Margin % too high?
Companhia Siderurgica Nacional's current OCF Margin % of 0.93% is 93% below median its 10-year median of 12.83. The Steel industry median OCF Margin % is 4.99. Companhia Siderurgica Nacional's value of 0.93% is 81.3% below this industry median. Based on the distribution chart, Companhia Siderurgica Nacional ranks #470 out of 612 companies in the Steel industry, which is in the bottom quartile relative to peers. Overall, Companhia Siderurgica Nacional has a GF Score™ of 35/100 and is considered Possible Value Trap, reflecting its overall financial health beyond just this single metric.
How does Companhia Siderurgica Nacional's OCF Margin % compare to NUE and STLD?
According to the Steel industry distribution chart, Companhia Siderurgica Nacional ranks #470 out of 612 companies for OCF Margin %. This places Companhia Siderurgica Nacional in the lower half of its industry. The industry median OCF Margin % is 4.99. Companhia Siderurgica Nacional's value of 0.93% is 81.3% below this benchmark. While the company's 10-year median is 12.83 vs. the industry median of 4.99, Companhia Siderurgica Nacional 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 OCF Margin % for a Steel company?
The median OCF Margin % among Steel companies is 4.99, based on 612 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. Companhia Siderurgica Nacional's current OCF Margin % of 0.93% is 81.3% 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 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 Companhia Siderurgica Nacional and its competitors. For the Steel industry, the median OCF Margin % is 4.99 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. Companhia Siderurgica Nacional's current OCF Margin % is 0.93%, which is 93% below median its own 10-year median of 12.83. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Companhia Siderurgica Nacional stock overvalued right now?
Based on GuruFocus' analysis, Companhia Siderurgica Nacional (BUE:SID) is currently considered Possible Value Trap. The stock's GF Value™ is ARS24,280.65, compared to a current price of ARS13,260.00 — trading 45.4% below its estimated fair value. The current OCF Margin % is 0.93%, which is 93% below median its 10-year median of 12.83 and 81.3% below the Steel industry median of 4.99. Companhia Siderurgica Nacional's overall GF Score™ is 35/100 with 7 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 Companhia Siderurgica Nacional (BUE:SID), the current OCF Margin % is 0.93% as of Jun. 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 Companhia Siderurgica Nacional (BUE:SID) Overvalued in 2026?
Based on GuruFocus' analysis, Companhia Siderurgica Nacional stock appears to be undervalued.
The current stock price of ARS13,260.00 is trading 45.4% below its estimated GF Value™ of ARS24,280.65.
GuruFocus considers Companhia Siderurgica Nacional to be Possible Value Trap.
Key valuation signals for BUE:SID:
OCF Margin %: 0.93% (93% below median its 10-year median of 12.83)
GF Value™: ARS24,280.65 vs. price of ARS13,260.00 (45.4% below fair value)
Industry Position: 81.3% below the Steel median (#470 of 612)
No single metric tells the full story. See the BUE:SID stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.
Companhia Siderurgica Nacional is an integrated steel producer. together with its subsidiaries operates in five main business segments: Steel industry: production and marketing of flat and long steels; Mining: extraction, processing and marketing of iron ore, tin, limestone and dolomite; Cement: production and commercialization of bagged and bulk cement, in addition to aggregates, concrete, and other related products; Energy: generation and sale of energy from almost all renewable sources; and Logistics: participations port concessions and fleets of road transport vehicles. The group generates the majority of its revenue from the Steel industry segment. Geographically, it derives a majority of revenue from Asia.
35GF Score
Get the complete analysis for BUE:SID
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
BUE:SID has been successfully added to your 
