As filed with the U.S. Securities and Exchange Commission on November 6, 2025. Registration No. 333-290917 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 _________________________________ AMENDMENT NO. 1 TO FORM S-1 REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 _________________________________ SC II Acquisition Corp. (Exact name of registrant as specified in its charter) _________________________________ | Cayman Islands | 6770 | 98-1876716 | | --- | --- | --- | | (State ...