30 June Quarterly Report

• Near-term resource growth potential proven by drilling with results including: 45m @ 436g/t AgEq.
• Operational cashflow of $10.4 million.
• Revenue up 65% to $45.8 million.
• Debt down 29% to $10.7 million.
• Cash up 26% to $29.1 million.

Polymetals Resources Ltd's June 2026 quarterly report highlights significant operational progress and financial improvement. The company achieved a 65% increase in revenue to $45.8 million, with operational cash flow of $10.4 million. Cash reserves rose by 26% to $29.1 million, while debt decreased by 29% to $10.7 million. Production metrics showed a 48% increase in mining production, with 396,485 oz of silver, 490 oz of gold, 3,268 t of zinc, and 2,061 t of lead produced. Drilling results confirmed high-grade silver-lead-zinc mineralization near existing infrastructure, supporting the company's reinterpretation of the 1996 subsidence. The company also launched a new media campaign and updated its corporate website.

Revenue up 65% to $45.8 million, operational cash flow of $10.4 million.

Polymetals plans to continue advancing the underground drilling program, pursue further opportunities to expand the resource base, and maintain focus on operational discipline and continuous improvement.