Registration No. 333-269653 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Amendment No. 1 To As filed with the Securities and Exchange Commission on February 9, 2023 FORM S-1 REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 Tenon Medical, Inc. (Exact name of registrant as specified in its charter) (State or Other Jurisdiction of Incorporation or Organization) (Primary Standard Industrial Classification Code Number) Delaware 3841 45-5574718 (I.R.S. Employer Identification No. ...