Orosur Mining (OMI) investor relations material

Executive summary

• Regained 100% ownership of the Anzá Project in Colombia after acquiring Monte Aguila, with all consideration deferred and contingent on future production.

• Completed Phase 1 and entered Phase 2 of the El Pantano JV in Argentina, with first drilling campaign completed and results pending.

• Fully exited the Nigeria lithium project and finalized creditor settlements in Uruguay, with reorganization proceedings nearing closure.

Financial highlights

• Net loss from continued operations for the quarter was $1,997, up from $680 year-over-year, mainly due to higher corporate/admin expenses and warrant fair value loss.

• Net loss from continued operations for the nine months was $6,556, compared to $1,746 year-over-year, driven by increased warrant fair value loss, admin expenses, and share-based compensation.

• Cash balance at February 28, 2026 was $13,650, up from $4,877 at May 31, 2025, due to share placings and warrant/option exercises.

• Net cash used in operating activities for the nine months was $1,348; investing activities used $4,857; financing activities provided $14,968.

Outlook and guidance

• Focus remains on advancing exploration in Colombia and Argentina, with continued search for new South American opportunities.

• Next steps include further drilling at Pepas and APTA in Colombia and potential second drill program at El Pantano in Argentina.