OTG Acquisition(OTGAU) - Prospectus(update)

As filed with the U.S. Securities and Exchange Commission on September 5, 2025. Registration No. 333-289828 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 OTG Acquisition Corp. I (Exact name of registrant as specified in its charter) Cayman Islands 6770 98-1868600 (State or other jurisdiction of incorporation or organization) (Primary Standard Industrial Classification Code Number) (I.R.S. Employer I ...