Welcome to our dedicated page for Companhia Siderurgica Nacional SEC filings (Ticker: SID), a comprehensive resource for investors and traders seeking official regulatory documents including 10-K annual reports, 10-Q quarterly earnings, 8-K material events, and insider trading forms.
Parsing Companhia Siderúrgica Nacional’s 300-page disclosures can feel like smelting iron without a furnace. Commodity swings, multi-currency debt, and emissions data for blast-furnace steel, mining, logistics, energy, and cement all sit inside dense 20-F and 6-K exhibits. That complexity explains why investors search for "Companhia Siderúrgica Nacional SEC filings explained simply" or ask where to find "Companhia Siderúrgica Nacional quarterly earnings report 10-Q filing."
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- "Companhia Siderúrgica Nacional proxy statement executive compensation" for details on performance bonuses tied to blast-furnace output.
- "Companhia Siderúrgica Nacional earnings report filing analysis" that compares sequential steel margins.
Companhia Siderúrgica Nacional (CSN, SID) reported higher revenue but remained loss-making in the nine months ended September 30, 2025. Consolidated net revenue reached R$ 33.39 billion, up from R$ 31.66 billion a year earlier, driven by its diversified steel, mining, cement, logistics and energy operations.
Despite the revenue growth, CSN posted a consolidated net loss of R$ 785.5 million, an improvement from the R$ 1.45 billion loss in the prior-year period. Loss attributable to controlling shareholders was R$ 922.2 million, with a basic and diluted loss per share of R$ 0.69545, versus R$ 1.47713 previously. Strong gross profit of R$ 8.73 billion was offset mainly by net financial expenses of R$ 5.19 billion.
CSN remains highly leveraged: total borrowings and financing were R$ 52.15 billion, while cash and cash equivalents were R$ 16.53 billion. Operating cash flow turned negative at R$ 1.01 billion compared with positive R$ 5.10 billion a year earlier, as the company continued heavy investment, including roughly R$ 3.89 billion in property, plant and equipment and acquisitions such as Gramperfil and the Estrela logistics group. Management states the going concern assumption remains appropriate and confirms compliance with debt covenants.
Companhia Siderúrgica Nacional (CSN) reported 3Q25 operating trends across steel, mining, cement, energy and logistics. Adjusted cash flow was negative at
Investments totaled
Steel sales were 1,058 thousand tons (up
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