TABLE OF CONTENTS As filed with the Securities and Exchange Commission on August 21, 2025 Registration No. 333-289722 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Amendment No. 1 FORM S-1 REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 Femasys Inc. (Exact name of registrant as specified in its charter) Delaware 3841 11-3713499 (State or other jurisdiction of incorporation or organization) (Primary Standard Industrial Classification Code Number) (I.R.S. Employer Identificat ...