X0202 SCHEDULE 13G 0001646799 XXXXXXXX LIVE Common stock, par value $0.001 per share 06/29/2026 0001560293 Tenon Medical, Inc. 88066N303 104 Cooper Court Los Gatos CA 95032 Rule 13d-1(c) Mitchell P. Kopin X1 0.00 912600.00 0.00 912600.00 912600.00 N 4.99 HC IN Daniel B. Asher X1 0.00 912600.00 0.00 912600.00 912600.00 N 4.99 HC IN Intracoastal Capital LLC DE 0.00 912600.00 0.00 912600.00 912600.00 N 4.99 OO Tenon Medical, Inc. 104 Cooper Court, Los Gatos, CA 95032 This Schedule 13G is being filed on behalf of (i) Mitchell P. Kopin, an individual ("Mr. Kopin"), (ii) Daniel B. Asher, an individual ("Mr. Asher") and (iii) Intracoastal Capital LLC, a Delaware limited liability company ("Intracoastal" and together with Mr. Kopin and Mr. Asher, collectively the "Reporting Persons"). The principal business office of Mr. Kopin and Intracoastal is 245 Palm Trail, Delray Beach, Florida 33483. The principal business office of Mr. Asher is 1011 Lake Street, Suite 311, Oak Park, Illinois 60301. Mr. Kopin is a citizen of the United States of America. Mr. Asher is a citizen of the United States of America. Intracoastal is a Delaware limited liability company. Y (i) Immediately following the execution of the Securities Purchase Agreement with the Issuer on June 29, 2026 (the "SPA") (as disclosed in the Form 424B4 prospectus filed by the Issuer with the Securities and Exchange Commission on June 30, 2026), each of the Reporting Persons may have been deemed to have beneficial ownership of 789,473 shares of Common Stock to be issued to Intracoastal at the closing of the transaction contemplated by the SPA, and all such shares of Common Stock represent beneficial ownership of approximately 6.2% of the Common Stock, based on (1) 11,849,674 shares of Common Stock outstanding as of June 17, 2026, as reported by the Issuer, plus (2) 789,473 shares of Common Stock to be issued to Intracoastal at the closing of the transaction contemplated by the SPA. The foregoing excludes (I) 947,368 shares of Common Stock issuable upon exercise of a warrant to be issued to Intracoastal at the closing of the transaction contemplated by the SPA ("Intracoastal Warrant 1") because Intracoastal Warrant 1 contains a blocker provision under which the holder thereof does not have the right to exercise Intracoastal Warrant 1 to the extent (but only to the extent) that such exercise would result in beneficial ownership by the holder thereof, together with the holder's affiliates, and any other persons acting as a group together with the holder or any of the holder's affiliates, of more than 4.99% of the Common Stock and (II) 111,250 shares of Common Stock issuable upon exercise of a warrant held by Intracoastal ("Intracoastal Warrant 2") because Intracoastal Warrant 2 contains a blocker provision under which the holder thereof does not have the right to exercise Intracoastal Warrant 2 to the extent (but only to the extent) that such exercise would result in beneficial ownership by the holder thereof, together with the holder's affiliates, and any other persons acting as a group together with the holder or any of the holder's affiliates, of more than 4.99% of the Common Stock. Without such blocker provisions, each of the Reporting Persons may have been deemed to have beneficial ownership of 1,848,091 shares of Common Stock. (ii) As of the close of business on July 6, 2026, each of the Reporting Persons may have been deemed to have beneficial ownership of 912,600 shares of Common Stock issuable upon exercise of Intracoastal Warrant 1, and all such shares of Common Stock represent beneficial ownership of approximately 4.99% of the Common Stock, based on (1) 11,849,674 shares of Common Stock outstanding as of June 17, 2026, as reported by the Issuer, plus (2) 5,526,315 shares of Common Stock in the aggregate issued at the closing of the transaction contemplated by the SPA and (3) 912,600 shares of Common Stock issuable upon exercise of Intracoastal Warrant 1. The foregoing excludes (I) 34,768 shares of Common Stock issuable upon exercise Intracoastal Warrant 1 because Intracoastal Warrant 1 contains a blocker provision under which the holder thereof does not have the right to exercise Intracoastal Warrant 1 to the extent (but only to the extent) that such exercise would result in beneficial ownership by the holder thereof, together with the holder's affiliates, and any other persons acting as a group together with the holder or any of the holder's affiliates, of more than 4.99% of the Common Stock and (II) 111,250 shares of Common Stock issuable upon exercise of Intracoastal Warrant 2 because Intracoastal Warrant 2 contains a blocker provision under which the holder thereof does not have the right to exercise Intracoastal Warrant 2 to the extent (but only to the extent) that such exercise would result in beneficial ownership by the holder thereof, together with the holder's affiliates, and any other persons acting as a group together with the holder or any of the holder's affiliates, of more than 4.99% of the Common Stock. Without such blocker provisions, each of the Reporting Persons may have been deemed to have beneficial ownership of 1,058,618 shares of Common Stock. 4.99 0 912,600 0 912,600 N Y Y Y Y Y N By signing below I certify that, to the best of my knowledge and belief, the securities referred to above were not acquired and are not held for the purpose of or with the effect of changing or influencing the control of the issuer of the securities and were not acquired and are not held in connection with or as a participant in any transaction having that purpose or effect, other than activities solely in connection with a nomination under § 240.14a-11. Exhibit 1 - Joint Filing Agreement Mitchell P. Kopin /s/ Mitchell P. Kopin 07/06/2026 Daniel B. Asher /s/ Daniel B. Asher 07/06/2026 Intracoastal Capital LLC /s/ Mitchell P. Kopin 07/06/2026