As filed with the Securities and Exchange Commission on September 8, 2025. Registration No. 333-285692 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 AMENDMENT NO. 4 TO FORM F-1 REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 REGENTIS BIOMATERIALS LTD. (Exact name of registrant as specified in its charter) | State of Israel | 2834 | Not Applicable | | --- | --- | --- | | (State or other jurisdiction of | (Primary Standard Industrial | (I.R.S. Employer | | incorporation or orga ...