Orosur Mining (OMI) Investor presentation summary

Corporate overview

• 401 million shares outstanding, with 23.6 million options/RSUs/DSUs and 14 million warrants.

• Cash position of US $6.5 million and a market capitalization of US $115 million as of September 2026.

• Board and management team includes experienced professionals in geology, finance, and legal fields.

Key projects and assets

• Anza Project in Colombia: 530 km² of licenses/applications, 100% owned, with Pepas maiden resource completed and APTA in resource drilling phase.

• El Pantano Project in Argentina: 550 km² in the Deseado Massif, 100% owned, first drilling campaign concluded, mineralized system defined.

Anza Project highlights

• Returned to 100% ownership in December 2024, with 170 km² of licenses and 360 km² of applications.

• Pepas prospect has a maiden resource estimate (MRE) released in February 2026, moving into feasibility and permitting.

• APTA deposit is being advanced, and drilling has commenced at El Cedro porphyry system.