If the filing person has previously filed a statement on Schedule 13G to report the acquisition that is the subject of this Schedule 13D, and is filing this schedule because of §§ 240.13d-1(e), 240.13d-1(f) or 240.13d-1(g), check the following box.

The information required on the remainder of this cover page shall not be deemed to be “filed” for the purpose of Section 18 of the Securities Exchange Act of 1934 (“Act”) or otherwise subject to the liabilities of that section of the Act but shall be subject to all other provisions of the Act (however, see the Notes).




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SCHEDULE 13D




Comment for Type of Reporting Person:
(1) Represents 14,509,449 Ordinary Shares (as defined below) beneficially owned by Gregory Bennett Barnes, as the sole owner of Rimbal Pty Ltd., a corporation incorporated under the laws of Australia ("Rimbal" and, together with Gregory Bennett Barnes, each a "Reporting Person" and, collectively, the "Reporting Persons"), including 14,500,000 Ordinary Shares acquired from the Issuer on April 29, 2026, in connection with the transactions contemplated by that certain Amended and Restated Heads of Agreement, dated as of July 19, 2024, between Rimbal and the Issuer, as amended by Amendment No. 1 to Amended and Restated Heads of Agreement, dated as of September 29, 2025 (the "Heads of Agreement"). (2) Percent of class calculated based on an aggregate of 126,228,493 Ordinary Shares issued and outstanding as of March 9, 2026, as disclosed in the Issuer's Registration Statement on Form F-3, filed March 18, 2026.


SCHEDULE 13D




Comment for Type of Reporting Person:
(3) Represents 14,509,449 Ordinary Shares beneficially owned by Rimbal Pty Ltd, including 14,500,000 Ordinary Shares acquired from the Issuer on April 29, 2026, in connection with the transactions contemplated by the Heads of Agreement. (4) Percent of class calculated based on an aggregate of 126,228,493 Ordinary Shares issued and outstanding as of March 9, 2026, as disclosed in the Issuer's Registration Statement on Form F-3, filed March 18, 2026.


SCHEDULE 13D


 
Gregory Bennett Barnes
 
Signature:/s/ Gregory Bennett Barnes
Name/Title:Gregory Bennett Barnes
Date:05/06/2026
 
Rimbal Pty Ltd.
 
Signature:/s/ Gregory Bennett Barnes
Name/Title:Gregory Bennett Barnes, Director
Date:05/06/2026