As filed with the Securities and Exchange Commission on September 25, 2025 Registration No. 333-289965 UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 PRE-EFFECTIVE AMENDMENT NO. 1 TO FORM S-3 ON FORM S-1 REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 Signing Day Sports, Inc. (Exact name of registrant as specified in its charter) Delaware 7389 87-2792157 (I.R.S. Employer Identification Number) 8355 East Hartford Rd., Suite 100 Scottsdale, AZ 85255 (480) 220-6814 (Address, in ...