<SEC-DOCUMENT>0001493152-22-028353-index.html : 20221013 <SEC-HEADER>0001493152-22-028353.hdr.sgml : 20221013 <ACCEPTANCE-DATETIME>20221013171058 ACCESSION NUMBER: 0001493152-22-028353 CONFORMED SUBMISSION TYPE: S-3 PUBLIC DOCUMENT COUNT: 6 FILED AS OF DATE: 20221013 DATE AS OF CHANGE: 20221013 FILER: COMPANY DATA: COMPANY CONFORMED NAME: GT Biopharma, Inc. CENTRAL INDEX KEY: 0000109657 STANDARD INDUSTRIAL CLASSIFICATION: PHARMACEUTICAL PREPARATIONS [2834] IRS NUMBER: 941620407 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: S-3 SEC ACT: 1933 Act SEC FILE NUMBER: 333-267870 FILM NUMBER: 221309646 BUSINESS ADDRESS: STREET 1: 8000 MARINA BLVD STREET 2: SUITE 100 CITY: BRISBANE STATE: CA ZIP: 94005 BUSINESS PHONE: (800) 304-9888 MAIL ADDRESS: STREET 1: 8000 MARINA BLVD STREET 2: SUITE 100 CITY: BRISBANE STATE: CA ZIP: 94005 FORMER COMPANY: FORMER CONFORMED NAME: OXIS INTERNATIONAL INC DATE OF NAME CHANGE: 19940916 FORMER COMPANY: FORMER CONFORMED NAME: DDI PHARMACEUTICALS INC DATE OF NAME CHANGE: 19920703 FORMER COMPANY: FORMER CONFORMED NAME: DIAGNOSTIC DATA INC /DE/ DATE OF NAME CHANGE: 19850312 </SEC-HEADER> <DOCUMENT> <TYPE>S-3 <SEQUENCE>1 <FILENAME>forms-3.htm <TEXT> Document 1 - file: forms-3.htm
</DOCUMENT> <DOCUMENT> <TYPE>EX-5.1 <SEQUENCE>2 <FILENAME>ex5-1.htm <TEXT> Document 2 - file: ex5-1.htm
</DOCUMENT> <DOCUMENT> <TYPE>EX-23.1 <SEQUENCE>3 <FILENAME>ex23-1.htm <TEXT> Document 3 - file: ex23-1.htm
</DOCUMENT> <DOCUMENT> <TYPE>EX-FILING FEES <SEQUENCE>4 <FILENAME>ex107-1.htm <TEXT> Document 4 - file: ex107-1.htm
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>5 <FILENAME>forms-3_001.jpg <TEXT> Document 5 - file: forms-3_001.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>6 <FILENAME>ex5-1_001.jpg <TEXT> Document 6 - file: ex5-1_001.jpg
</DOCUMENT> </SEC-DOCUMENT>