Sunstone Metals (STM) Q1 2026 TU earnings summary

Executive summary

• Advanced partnership discussions are ongoing, with due diligence and site visits by multiple parties; a formal offer may be imminent.

• Updated Mineral Resource estimate for Bramaderos is in progress to support a planned scoping study.

• Exploration and sampling at Bramaderos and El Palmar continue to expand known mineralised areas and resource potential.

Financial highlights

• Cash at 30 September 2025 was $2.2 million, with $1.6 million in options exercised during the quarter and a further $0.3 million post-quarter.

• Exploration expenditure for the quarter was A$1.6 million; corporate and other expenditure was A$0.5 million.

• No sales revenue generated; funding primarily through equity issuance and option exercises.

Outlook and guidance

• Updated Bramaderos Mineral Resource estimate and scoping study are planned, aiming to increase Indicated Resource classification.

• Ongoing partnership and transaction discussions may result in strategic investments or corporate transactions.

• Company expects to fund future activities through further equity issuances and strategic partnerships.