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40-F2026-03-31· grok-4-1-fast-non-reasoning

AG · First Majestic Silver Corp.

0001062993-26-001765

SEC filing

Summary

First Majestic Silver Corp. (Ticker: AG), a Canadian mining company incorporated in British Columbia, filed its annual report on Form 40-F with the SEC on March 31, 2026, covering the fiscal year ended December 31, 2025. This filing incorporates key documents prepared under Canadian disclosure standards, including the Annual Information Form (AIF as Exhibit 99.1), audited consolidated financial statements for 2025 and 2024 (Exhibit 99.2, audited by Deloitte LLP), and Management's Discussion and Analysis (MD&A as Exhibit 99.3). The company reports 491,322,304 common shares outstanding as of year-end. Management, including the CEO and CFO, certifies the effectiveness of disclosure controls and procedures and internal control over financial reporting (ICFR) as of December 31, 2025, based on COSO 2013 framework. Notably, ICFR assessment excludes Gatos Silver, Inc., acquired on January 16, 2025, due to the recent acquisition (within 365 days). Deloitte issued an attestation report on ICFR dated February 18, 2026. The filing highlights differences between Canadian (IFRS, NI 43-101) and U.S. reporting practices, particularly for mineral reserves. The company confirms compliance with SEC filing requirements, electronic data submission, and maintenance of a qualified audit committee with financial expert Colette Rustad. A Code of Ethical Conduct is in place and available on the company's website. No errors, restatements, or material changes in controls were reported, positioning this as a standard annual compliance filing with transparency on the Gatos Silver integration.

Key takeaways