AfterNext Acquisition I(AFNXU) - Prospectus(update)

As filed with the Securities and Exchange Commission on December 29, 2025. Registration No. 333-292005 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 AfterNext Acquisition I Corp. (Exact name of registrant as specified in its charter) (State or other jurisdiction of incorporation or organization) Cayman Islands 6770 N/A (Primary Standard Industrial Classification Code Number) (I.R.S. Employer Identif ...