As filed with the U.S. Securities and Exchange Commission on June 16, 2023 Registration No. 333- UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM S-1 REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 180 Life Sciences Corp. (Exact name of registrant as specified in its charter) Delaware 2834 90-1890354 (State or other jurisdiction of (Primary Standard Industrial (I.R.S. Employer incorporation or organization) Classification Code Number) Identification Number) Palo Alto, CA ...

Table of Contents As filed with the Securities and Exchange Commission on April 13, 2023. Registration No. 333-269775 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 WINDTREE THERAPEUTICS, INC. (Exact name of registrant as specified in its charter) Delaware (State or other jurisdiction of incorporation or organization) 2836 (Primary Standard Industrial Classification Code Number) 94-3171943 (I.R.S. Em ...