Business Context and Reporting Period
This Form 6-K filing by Companhia Siderúrgica Nacional (National Steel Company) covers the month of May 2025. The report discloses a material change in the company's independent registered public accounting firm.
Key Financial Metrics
The filing text does not provide specific values for revenue, profit, cash flow, margins, debt, or liquidity. The document focuses exclusively on the transition of the external auditor.
Material Changes
- Termination of Auditor: On May 2, 2025, CSN dismissed Grant Thornton Auditores Independentes Ltda. as its independent registered public accounting firm.
- Engagement of New Auditor: On May 2, 2025, the company engaged Forvis Mazars Auditores Independentes ("Mazars") as its new independent registered public accounting firm, effective for the first quarter of 2025.
- Audit History: Grant Thornton's audit report for the fiscal year ended December 31, 2024, contained no adverse opinions, disclaimers, or qualifications regarding financial statements or internal controls. There were no disagreements or reportable events between the company and Grant Thornton during that period.
Guidance, Outlook, and Risks
The filing includes standard forward-looking statements regarding future economic circumstances, industry conditions, and company performance. It notes that actual results may differ materially from expectations due to various risks and uncertainties. No specific operational guidance or financial outlook is provided in this document.
Investor Verification Checklist
- Verify the effective date of the new auditor engagement (Q1 2025) and the transition timeline.
- Review the attached letter from Grant Thornton (Exhibit 16.1) to confirm their agreement with the company's disclosures regarding the termination.
- Confirm that Mazars has no prior conflicts of interest, noting they have served the company under Brazilian laws since 2022.
- Monitor future filings for the first audit report issued by Mazars to ensure continuity in financial reporting standards.