Table of Contents As filed with the Securities and Exchange Commission on April 16, 2024. Registration No. 333-278434 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 RUBRIK, INC. (Exact name of registrant as specified in its charter) (State or other jurisdiction of incorporation or organization) Delaware 7372 46-4560494 (Primary Standard Industrial Classification Code Number) (I.R.S. Employer Identifi ...

Table of Contents RUBRIK, INC. (Exact name of registrant as specified in its charter) (State or other jurisdiction of incorporation or organization) As filed with the Securities and Exchange Commission on April 1, 2024. Registration No. 333- UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM S-1 REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 Delaware 7372 46-4560494 (Primary Standard Industrial Classification Code Number) (I.R.S. Employer Identification Number) 3495 Deer C ...