UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
Form 6-K
REPORT OF FOREIGN PRIVATE ISSUER
PURSUANT TO RULE 13a-16 OR 15d-16
UNDER THE SECURITIES EXCHANGE ACT OF 1934
For the month of May, 2026
Commission File Number: 001-42170
Collective Mining Ltd.
(Translation of registrant’s name into English)
82 Richmond Street East, 4th Floor
Toronto, Ontario
Canada, M5C 1P1
(Address of principal executive office)
Indicate by check mark whether the registrant files or will file annual reports under cover of Form 20-F or Form 40-F.
Form 20-F ☐ Form 40-F ☒
This report on Form 6-K is being furnished for the sole purpose of providing a copy of the Preliminary Short Form Base Shelf Prospectus filed on Sedar+ on May 5, 2026 by Collective Mining Ltd.
EXHIBIT INDEX
| EXHIBIT NO. | DESCRIPTION | |
| 99.1 | Preliminary Short Form Base Shelf Prospectus, dated May 5, 2026. |
1
SIGNATURES
Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned, thereunto duly authorized.
| Collective Mining Ltd. | ||
| Date: May 5, 2026 | By: | /s/ Paul Begin |
| Name: | Paul Begin | |
| Title: | Chief Financial Officer and Corporate Secretary | |
2