Table of Contents As filed with the Securities and Exchange Commission on May 8, 2024 Registration No. 333-278383 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 AMENDMENT NO. 2 TO FORM S-1 REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 TIVIC HEALTH SYSTEMS, INC. (Exact name of registrant as specified in its charter) (State or Other Jurisdiction of Incorporation) Delaware 3845 81-4016391 (Primary Standard Industrial Classification Code Number) (I.R.S. Employer Identification ...