As filed with the Securities and Exchange Commission on October 10, 2023. Registration No. 333-273904 SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 Amendment No. 1 to FORM S-1 REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 (State or other jurisdiction of incorporation or organization) (Primary Standard Industrial Classification Code Number) Delaware 2111 84-5106049 (I.R.S. Employer Identification Number) 19700 Magellan Drive Los Angeles, CA 90502 (310) 742-9975 (Address, including zip c ...