American Dynamism Acquisition Co(ADACU) - Prospectus(update)

As filed with the Securities and Exchange Commission on October 24, 2025 Registration No. 333-290625 Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Anthony Eisenberg Chief Executive Officer 1050 Connecticut Ave. NW, Suite 500 Washington, D.C. 20036 Tel: (248) 890-7200 Amendment No. 1 to FORM S-1 REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 American Drive Acquisition Company (Exact name of registrant as specified in its charter) Cayman Islands 6770 98-187 ...