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 of the
Securities Exchange Act of 1934

Date: March 18, 2026

Commission File Number: 001-41412


ioneer Ltd
(Translation of registrant’s name into English)



Suite 16.01, Level 16, 213 Miller Street
North Sydney, NSW 2060, Australia
(Address of principal executive offices)



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 ☐



EXHIBIT INDEX
The following exhibits are filed as part of this Form 6-K:

Exhibit
 
Description
   
 
Annual Report for the Six Months ended 31 December 2025


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.

 
ioneer Ltd
(registrant)
   
Date: March 18, 2026
By:
/s/ April Hashimoto
 
  Name:
April Hashimoto
  Title:
Chief Financial Officer




ATTACHMENTS / EXHIBITS

ATTACHMENTS / EXHIBITS

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