Mr. Matthew Rowlinson reports

SOLARIS ANNOUNCES RESULTS OF ANNUAL GENERAL MEETING OF SHAREHOLDERS

All matters presented for approval at Solaris Resources Inc.'s annual meeting of shareholders held today, as more particularly set out in the company's management information circular dated May 11, 2026, have been approved. These matters included:

• Electing each of the company's five nominees as directors of the company;
• Appointing BDO Canada LLP as the auditor of the company for the ensuing year and authorizing the board of directors to set its remuneration;
• Ratifying and approving all unallocated entitlements under the company's stock option plan.

A summary of the results is provided in the attached tables.

About Solaris Resources Inc.

Solaris Resources is a copper-gold exploration and development company advancing a portfolio of high-quality assets across the Americas. Its flagship asset is the 100-per-cent-owned Warintza copper porphyry project in southeastern Ecuador. Solaris is committed to responsible mining practices that prioritize environmental stewardship, shared value creation, and long-term benefits for local communities and stakeholders.