Zacatecas Silver expanded the mapped Oso Negro vein system at its Esperanza project to over three kilometres. Phase-two rock-chip sampling returned grades up to 20.3 g/t gold and 3,480 g/t silver, identifying multiple high-grade zones and supporting further exploration and drill-target development.
Algo Grande Copper received a “BB” rating in its inaugural independent Digbee ESG assessment for the Adelita copper-gold project in Sonora. The evaluation establishes an environmental, social and governance performance baseline, recognizes the company’s existing sustainability practices and provides recommendations to strengthen project management as exploration and development advance.
Discovery Mining was named to the 2026 TSX30 following a 934% dividend-adjusted share-price increase over three years, generating approximately C$6.6 billion in market-capitalization growth. The performance reflected its transformation through the acquisitions of the Porcupine and Kidd operations and continued growth strategy.
Questcorp reported Phase 2A drilling results from La Union in Sonora, confirming a near-surface mineralized structure at Union Norte. Highlights include 14.6 m grading 0.45 g/t AuEq and 9.1 m at 0.76 g/t AuEq. Geophysics also defined a one-kilometre chargeability anomaly at Luis Hill ahead of Phase 2B drilling.
GR Silver Mining granted 4,135,000 stock options to directors, officers, employees and consultants. The options are exercisable at $0.38 for five years and vest 50% immediately and 50% after one year. The company also granted 1,322,566 performance share units to executives, vesting after one year subject to specified performance targets.
Riverside Resources’ Phase 2A drilling at the Union Project in Sonora intersected near-surface gold and base-metal mineralization. Union Norte returned 14.60 metres grading 0.45 g/t AuEq and 9.10 metres grading 0.76 g/t AuEq, including 1.50 metres at 3.38 g/t AuEq. Phase 2B drilling will test Union Norte, Union, Luis Hill and Jabalí.
Avino ranked fifth in the 2026 TSX30, its second consecutive appearance, after its share price rose 958% over three years and market capitalization grew approximately C$1.4 billion. The company cited its strengthened finances, La Preciosa advancement, inaugural mineral reserves and continued investment in Mexican operations.
Guanajuato Silver appointed veteran mine operator Colin Bower as Chief Operating Officer. With 35 years of international mining experience, Bower will oversee the company’s Mexican operations, focusing on safety, productivity, cost control and operational improvements across its portfolio of producing silver mines.
Americas Gold and Silver ranked 24th in the 2026 TSX30 after its dividend-adjusted share price increased 477% over three years, generating C$2.2 billion in market-capitalization growth. The company attributed its performance to increased silver production, a strengthened balance sheet and continued investment in its North American assets.
Pinnacle Silver and Gold’s underground drilling at El Potrero in Durango returned 10.89 metres grading 6.19 g/t gold and 90 g/t silver, including 0.41 metres at 58.2 g/t gold and 631 g/t silver. Results confirm and extend high-grade mineralization at the historic Pinos Cuates mine, supporting future resource estimation and mine planning.
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