6-K - Lifezone Metals Ltd (0001958217) (Filer)

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 October 2026

Commission File Number: 001-41737

Lifezone Metals Limited

2nd Floor, St George’s Court,

Upper Church Street,

Douglas, Isle of Man, IM1 1EE

(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 ☐

On October 7, 2026, Lifezone Metals Limited (the “Company”), announced a US$8 million reduction in the cap on consideration payable to BHP Billiton (UK) DDS Limited, following an independent expert determination that the Kabanga Nickel Project’s Resettlement Action Plan continued to be in material alignment with the International Finance Corporation’s Performance Standard 5.

A copy of the Press Release is attached at Exhibit 99.1 to this report on Form 6-K.

The information in the attached Exhibit 99.1 is being furnished and shall not be deemed “filed” for the purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), or otherwise subject to the liabilities of that section, nor shall it be deemed incorporated by reference in any filing made by the Company under the Securities Act of 1933, as amended, or the Exchange Act, except as shall be expressly set forth by specific reference in such filing.

EXHIBIT INDEX

SIGNATURE

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.