Golden Minerals signs deal to sell Minera William

Executive Summary

• Golden Minerals Company sold its wholly-owned subsidiary Minera William, S.A. de C.V. for $1.2 million USD to Streamline Metals Capital Ltd. and Horizon Silver Resources Ltd.
• The company simultaneously executed a private placement equity financing, raising $856,463 USD by issuing 3.74 million common shares at $0.229 USD per share.
• Net proceeds will fund working capital, advance joint ventures in Nevada and Argentina, and evaluate new opportunities, while Streamline will become a ~19.9% shareholder post-closing.

Key Details

• Asset Sale: 100% of Minera William, S.A. de C.V. sold for an aggregate purchase price of $1.2 million USD.
• Asset Composition: Minera William principally held tax losses and a royalty interest in the San Diego project in Mexico.
• Equity Financing Structure: Private placement of 3.74 million common shares at $0.229 USD per share.
• Gross Proceeds: $856,463 USD.
• Investor & Ownership: Streamline Metals Capital Ltd. is the primary investor and will hold approximately 19.9% of issued and outstanding shares upon completion.
• Closing & Conditions: Expected to close on or around May 20, 2026, subject to receipt of all required regulatory approvals.
• Use of Proceeds: (i) Working capital; (ii) Advancing joint venture processes for the Sand Canyon project (Nevada) and Sarita/Desierto project (Salta, Argentina); (iii) Evaluating new project opportunities, including in Bolivia; (iv) General corporate purposes.
• Transaction Parties: Sellers include Golden Minerals Company, ECU Silver Mining Inc., and Golden Minerals Services Corp. Buyers/Investors include Streamline Metals Capital Ltd. and Horizon Silver Resources Ltd.

Notable Quotes

• Pablo Castanos, President and CEO: "This transaction represents another important milestone in Golden's ongoing strategic repositioning... The sale of Minera William strengthens our balance sheet and provides additional flexibility as we continue to focus our resources on opportunities with stronger long-term potential. Together with the financing, these transactions improve our working capital position and support our efforts to unlock value from the company's asset portfolio. We are also very optimistic about welcoming Streamline as a significant shareholder and strategic partner, and we believe its involvement further validates the long-term potential of the company."