Amendment No. 1 to FORM S-1 REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 PLUS THERAPEUTICS, INC. (Exact name of Registrant as specified in its charter) (State or other jurisdiction of incorporation or organization) Delaware 2834 33-0827593 (Primary Standard Industrial Classification Code Number) Table of Contents As filed with the Securities and Exchange Commission on June 24, 2024 Registration No. 333-280061 UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 (I.R.S. Employer ...

As filed with the Securities and Exchange Commission on June 7, 2024 Registration No. 333- UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM S-1 REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 PLUS THERAPEUTICS, 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 2834 33-0827593 (I.R.S. Employer Identification Number) 4200 Marathon Blvd., ...

Table of Contents As filed with the Securities and Exchange Commission on March 8, 2024 Registration No. 333-275712 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 AMENDMENT NO. 1 TO Form S-1 REGISTRATION STATEMENT Under The Securities Act of 1933 PLUS THERAPEUTICS, INC. (Exact name of Registrant as specified in its charter) (State or other jurisdiction of incorporation or organization) Delaware 2834 33-0827593 (Primary Standard Industrial Classification Code Number) (I.R.S. Employer ...

Table of Contents As filed with the Securities and Exchange Commission November 22, 2023 Registration No. 333- UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 (Exact name of Registrant as specified in its charter) Delaware 2834 33-0827593 (State or other jurisdiction of incorporation or organization) (Primary Standard Industrial (I.R.S. Employer Identification Number) 4200 Marathon Blvd., Suite 200 Austin, TX 78756 (737)-255-7194 (Address, including zip code, and telephone number, in ...

Table of Contents As filed with the Securities and Exchange Commission November 14, 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 PLUS THERAPEUTICS, INC. (Exact name of Registrant as specified in its charter) (State or other jurisdiction of incorporation or organization) Delaware 2834 33-0827593 (Primary Standard Industrial Classification Code Number) (I.R.S. Employer Identification Number) ...

Table of Contents As filed with the Securities and Exchange Commission August 9, 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 Andrew Sims Chief Financial Officer Plus Therapeutics, Inc. 4200 Marathon Blvd., Suite 200 Austin, TX 78756 (737)-255-7194 (Name, address, including zip code, and telephone number, including area code, of agent for service) PLUS THERAPEUTICS, INC. (Exact name of Regi ...