Liftoff Mobile(LFTO) - Prospectus(update)

As filed with the Securities and Exchange Commission on January 16, 2026. Registration No. 333-292700 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 Liftoff Mobile, Inc. (Exact Name of Registrant as Specified in its Charter) (State or other jurisdiction of incorporation or organization) Delaware 7370 86-1817506 (I.R.S. Employer Identification No.) (Primary Standard Industrial Classification Code Numb ...