As filed with the U.S. Securities and Exchange Commission on February 27, 2026. Registration No. 333-293143 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 (Name, address, including zip code, and telephone number, including area code, of agent for service) __________________________________ Copies to: __________________________________ AMENDMENT NO. 1 c/o Maples Corporate Services Limited PO Box 309 Ugland House Grand Cayman, KY1-1104 Cayman Islands Tel: +1 345 814 5303 TO (Address, ...

As filed with the U.S. Securities and Exchange Commission on February 2, 2026. Registration No. 333- UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 __________________________________ FORM S-1 REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 __________________________________ Metals Acquisition Corp. II (Exact name of registrant as specified in its charter) __________________________________ | Cayman Islands | 6770 | N/A | | --- | --- | --- | | (State or other jurisdiction of ...