<SEC-DOCUMENT>0000939798-17-000104-index.html : 20171204 <SEC-HEADER>0000939798-17-000104.hdr.sgml : 20171204 <ACCEPTANCE-DATETIME>20171201192924 ACCESSION NUMBER: 0000939798-17-000104 CONFORMED SUBMISSION TYPE: SC 13G PUBLIC DOCUMENT COUNT: 1 FILED AS OF DATE: 20171204 DATE AS OF CHANGE: 20171201 SUBJECT COMPANY: COMPANY DATA: COMPANY CONFORMED NAME: GT Biopharma, Inc. CENTRAL INDEX KEY: 0000109657 STANDARD INDUSTRIAL CLASSIFICATION: PHARMACEUTICAL PREPARATIONS [2834] IRS NUMBER: 941620407 STATE OF INCORPORATION: FL FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: SC 13G SEC ACT: 1934 Act SEC FILE NUMBER: 005-32837 FILM NUMBER: 171235278 BUSINESS ADDRESS: STREET 1: 1825 K STREET STREET 2: SUITE 510 CITY: WASHINGTON, D.C. STATE: DC ZIP: 33602 BUSINESS PHONE: (800) 304-9888 MAIL ADDRESS: STREET 1: 1825 K STREET STREET 2: SUITE 510 CITY: WASHINGTON, D.C. STATE: DC ZIP: 33602 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 FILED BY: COMPANY DATA: COMPANY CONFORMED NAME: Silverman Mark J CENTRAL INDEX KEY: 0001721628 FILING VALUES: FORM TYPE: SC 13G MAIL ADDRESS: STREET 1: 224 22ND ST. CITY: SANTA MONICA STATE: CA ZIP: 90402 </SEC-HEADER> <DOCUMENT> <TYPE>SC 13G <SEQUENCE>1 <FILENAME>silvermanthirteeng.htm <DESCRIPTION>SCHEDULE 13G MARK J SILVERMAN <TEXT> Document 1 - file: silvermanthirteeng.htm
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