NAK · Northern Dynasty Minerals Ltd.

Summary

This SEC Filing is a Form 40-F, serving as the Annual Report for Northern Dynasty Minerals Ltd. (Ticker: NAK) for the fiscal year ended December 31, 2025. Filed on March 31, 2026, the document fulfills the company's reporting obligations under Section 13(a) or 15(d) of the Securities Exchange Act of 1934 as a Canadian foreign private issuer. The filing contains comprehensive financial disclosures prepared in accordance with IFRS, including detailed statements of financial position, changes in equity, and cash flows. Key operational highlights include the continued development of the Pebble Project, managed through various subsidiaries such as Pebble Limited Partnership and Pebble Mines Corp. The document outlines significant financial activities during the year, including share-based compensation plans, derivative liabilities associated with convertible notes, and exploration expenditures. The company reports on its corporate structure, listing numerous subsidiaries involved in mineral property interests and equipment holding. Risk factors such as foreign currency exchange fluctuations and credit risks are also disclosed. The filing confirms the company's status as a mineral exploration company focused on the Pebble copper-gold-molybdenum porphyry deposit in Alaska.

Key takeaways

• Annual Report filed for Fiscal Year 2025 (ended December 31, 2025) under Form 40-F for foreign private issuers.
• Primary asset focus remains the Pebble Project, held through subsidiaries including Pebble Limited Partnership and Pebble Mines Corp.
• Financial disclosures include complex instruments such as derivatives on convertible notes and extensive share-based compensation plans.
• Operational expenses are categorized primarily into Exploration & Evaluation and General & Administrative activities.
• The company reports on various risk factors including foreign exchange exposure and credit risks.