<SEC-DOCUMENT>0001654954-21-004509-index.html : 20210422
<SEC-HEADER>0001654954-21-004509.hdr.sgml : 20210422
<ACCEPTANCE-DATETIME>20210422060239
ACCESSION NUMBER:		0001654954-21-004509
CONFORMED SUBMISSION TYPE:	POS AM
PUBLIC DOCUMENT COUNT:		4
FILED AS OF DATE:		20210422
DATE AS OF CHANGE:		20210422

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:		POS AM
		SEC ACT:		1933 Act
		SEC FILE NUMBER:	333-251311
		FILM NUMBER:		21843139

	BUSINESS ADDRESS:	
		STREET 1:		9350 WILSHIRE BLVD.
		STREET 2:		SUITE 203
		CITY:			BEVERLY HILLS
		STATE:			CA
		ZIP:			90212
		BUSINESS PHONE:		(800) 304-9888

	MAIL ADDRESS:	
		STREET 1:		9350 WILSHIRE BLVD.
		STREET 2:		SUITE 203
		CITY:			BEVERLY HILLS
		STATE:			CA
		ZIP:			90212

	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>POS AM
<SEQUENCE>1
<FILENAME>gtbp_posam.htm
<DESCRIPTION>POS AM
<TEXT>
Document 1 - file: gtbp_posam.htm
</DOCUMENT> <DOCUMENT> <TYPE>EX-23.1 <SEQUENCE>2 <FILENAME>gtbp_ex231.htm <DESCRIPTION>CONSENT OF SELIGSON & GIANNATTASIO, LLP <TEXT> Document 2 - file: gtbp_ex231.htm
</DOCUMENT> <DOCUMENT> <TYPE>EX-23.2 <SEQUENCE>3 <FILENAME>gtbp_ex23-2.htm <DESCRIPTION>CONSENT OF WEINBERG & COMPANY <TEXT> Document 3 - file: gtbp_ex23-2.htm
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>4 <FILENAME>gtbp_posam000.jpg <DESCRIPTION>IMAGE <TEXT> Document 4 - file: gtbp_posam000.jpg
</DOCUMENT> </SEC-DOCUMENT>