Registration No. 333-290299 As filed with the U.S. Securities and Exchange Commission on December 19, 2025. TO FORM S-1 REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 X3 Acquisition Corp. Ltd. (Exact name of registrant as specified in its charter) UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 AMENDMENT NO. 1 Cayman Islands 6770 98-1877158 (State or other jurisdiction of incorporation or organization) (Primary Standard Industrial Classification Code Number) (I.R.S. Employer ...