Collective Mining Ltd. Form 6-K Filing

This filing is a report of foreign private issuer pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934. Collective Mining Ltd. is filing this report for the month of May 2026. The company has indicated that it will file annual reports under Form 40-F. The filing includes an exhibit, Exhibit 99.1, which is a Notice of Mailing of Proxy-Related Materials. This notice, dated May 25, 2026, from TSX Trust Company, confirms that proxy-related materials were mailed on May 22, 2026, to registered securityholders, Non-Objecting Beneficial Owners (NOBOs), and ESPP Holders. The materials include a proxy, voting instruction form, notice of meeting combined with an information circular, and a proxy return envelope. The report is signed by Paul Begin, Chief Financial Officer and Corporate Secretary, on behalf of Collective Mining Ltd.