Solaris Publishes Positive Pre-Feasibility Study Results and Maiden Mineral Reserve for the Warintza Project, with Significant Mineral Resource Increase, an Extensive Mine Life, and US$4.6bn NPV

HIGHLIGHTS OF THE PRESS RELEASE:

QUITO, Ecuador, Nov. 06, 2025 (GLOBE NEWSWIRE) -- Solaris Resources Inc. (“Solaris” or the “Company”) (TSX: SLS; NYSE: SLSR) is pleased to announce the results of a Pre-Feasibility Study (the “PFS”) with an updated Mineral Resource Estimate (“2025 MRE”) and maiden Mineral Reserves for its Warintza Project (“Warintza”, the “Project” or the “Warintza Project”), located in southeastern Ecuador.

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