Mr. Alastair McIntyre reports

ALTIPLANO ANNOUNCES EXTENSION OF PRIVATE PLACEMENT

In connection with a non-brokered private placement announced on Oct. 10, 2025, Altiplano Metals Inc. has applied to the TSX Venture Exchange for a further four-week extension of price protection to Dec. 9, 2025, to complete subscriptions.

The offering consists of up to 30 million units at five cents per unit to raise up to $1.5-million in gross proceeds. Each unit will consist of one common share and one-half non-transferable share purchase warrant of the company. Each warrant will be exercisable to acquire one additional common share at a price of 7.5 cents per share for two years from the closing date of the offering.

The offering is subject to certain conditions, including, but not limited to, the receipt of all necessary approvals, including the approval of the TSX Venture Exchange. All the securities issued pursuant to this offering will have a hold period expiring four months and a day after the closing date. The net proceeds of the offering will be used to finance exploration and development of the company's projects and for general working capital. The company may pay finders' fees raised in connection with the financing to arm's-length finders in accordance with the policies of the TSX Venture Exchange and as permitted by law.

About Altiplano Metals Inc.

Altiplano Metals is a growing gold, silver and copper company focused on the Americas. The company has a diversified portfolio of assets that include exploration properties, a developing copper/gold/iron mine, and a state-of-the-art operating copper/gold and iron processing facility. Altiplano is focused on creating long-term stakeholder value through developing safe and sustainable production, reinvesting into exploration and development, and pursuing acquisition opportunities to provide scalable upside opportunities. Management has a substantial record of success in capitalizing on opportunity, overcoming challenges and building shareholder value.

We seek Safe Harbor.