<SEC-DOCUMENT>0001654954-21-009965-index.html : 20210913
<SEC-HEADER>0001654954-21-009965.hdr.sgml : 20210913
<ACCEPTANCE-DATETIME>20210913070055
ACCESSION NUMBER:		0001654954-21-009965
CONFORMED SUBMISSION TYPE:	8-K
PUBLIC DOCUMENT COUNT:		38
CONFORMED PERIOD OF REPORT:	20210913
ITEM INFORMATION:		Other Events
ITEM INFORMATION:		Financial Statements and Exhibits
FILED AS OF DATE:		20210913
DATE AS OF CHANGE:		20210913

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:		8-K
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-40023
		FILM NUMBER:		211248586

	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>8-K
<SEQUENCE>1
<FILENAME>gtbp_8k.htm
<DESCRIPTION>CURRENT REPORT
<TEXT>
Document 1 - file: gtbp_8k.htm
</DOCUMENT> <DOCUMENT> <TYPE>EX-99.1 <SEQUENCE>2 <FILENAME>gtbp_ex991.htm <DESCRIPTION>PRESENTATION <TEXT> Document 2 - file: gtbp_ex991.htm
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>3 <FILENAME>gtbp_ex991img1.jpg <DESCRIPTION>IMAGE <TEXT> Document 3 - file: gtbp_ex991img1.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>4 <FILENAME>gtbp_ex991img10.jpg <DESCRIPTION>IMAGE <TEXT> Document 4 - file: gtbp_ex991img10.jpg
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</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>6 <FILENAME>gtbp_ex991img12.jpg <DESCRIPTION>IMAGE <TEXT> Document 6 - file: gtbp_ex991img12.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>7 <FILENAME>gtbp_ex991img13.jpg <DESCRIPTION>IMAGE <TEXT> Document 7 - file: gtbp_ex991img13.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>8 <FILENAME>gtbp_ex991img14.jpg <DESCRIPTION>IMAGE <TEXT> Document 8 - file: gtbp_ex991img14.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>9 <FILENAME>gtbp_ex991img15.jpg <DESCRIPTION>IMAGE <TEXT> Document 9 - file: gtbp_ex991img15.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>10 <FILENAME>gtbp_ex991img16.jpg <DESCRIPTION>IMAGE <TEXT> Document 10 - file: gtbp_ex991img16.jpg
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</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>12 <FILENAME>gtbp_ex991img18.jpg <DESCRIPTION>IMAGE <TEXT> Document 12 - file: gtbp_ex991img18.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>13 <FILENAME>gtbp_ex991img19.jpg <DESCRIPTION>IMAGE <TEXT> Document 13 - file: gtbp_ex991img19.jpg
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</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>17 <FILENAME>gtbp_ex991img22.jpg <DESCRIPTION>IMAGE <TEXT> Document 17 - file: gtbp_ex991img22.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>18 <FILENAME>gtbp_ex991img23.jpg <DESCRIPTION>IMAGE <TEXT> Document 18 - file: gtbp_ex991img23.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>19 <FILENAME>gtbp_ex991img3.jpg <DESCRIPTION>IMAGE <TEXT> Document 19 - file: gtbp_ex991img3.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>20 <FILENAME>gtbp_ex991img4.jpg <DESCRIPTION>IMAGE <TEXT> Document 20 - file: gtbp_ex991img4.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>21 <FILENAME>gtbp_ex991img5.jpg <DESCRIPTION>IMAGE <TEXT> Document 21 - file: gtbp_ex991img5.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>22 <FILENAME>gtbp_ex991img6.jpg <DESCRIPTION>IMAGE <TEXT> Document 22 - file: gtbp_ex991img6.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>23 <FILENAME>gtbp_ex991img7.jpg <DESCRIPTION>IMAGE <TEXT> Document 23 - file: gtbp_ex991img7.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>24 <FILENAME>gtbp_ex991img8.jpg <DESCRIPTION>IMAGE <TEXT> Document 24 - file: gtbp_ex991img8.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>25 <FILENAME>gtbp_ex991img9.jpg <DESCRIPTION>IMAGE <TEXT> Document 25 - file: gtbp_ex991img9.jpg
</DOCUMENT> <DOCUMENT> <TYPE>EX-101.SCH <SEQUENCE>26 <FILENAME>gtpb-20210913.xsd <DESCRIPTION>XBRL TAXONOMY EXTENSION SCHEMA <TEXT> Document 26 - file: gtpb-20210913.xsd
</DOCUMENT> <DOCUMENT> <TYPE>EX-101.CAL <SEQUENCE>27 <FILENAME>gtpb-20210913_cal.xml <DESCRIPTION>XBRL TAXONOMY EXTENSION CALCULATION LINKBASE <TEXT> Document 27 - file: gtpb-20210913_cal.xml
</DOCUMENT> <DOCUMENT> <TYPE>EX-101.DEF <SEQUENCE>28 <FILENAME>gtpb-20210913_def.xml <DESCRIPTION>XBRL TAXONOMY EXTENSION DEFINITION LINKBASE <TEXT> Document 28 - file: gtpb-20210913_def.xml
</DOCUMENT> <DOCUMENT> <TYPE>EX-101.LAB <SEQUENCE>29 <FILENAME>gtpb-20210913_lab.xml <DESCRIPTION>XBRL TAXONOMY EXTENSION LABEL LINKBASE <TEXT> Document 29 - file: gtpb-20210913_lab.xml
</DOCUMENT> <DOCUMENT> <TYPE>EX-101.PRE <SEQUENCE>30 <FILENAME>gtpb-20210913_pre.xml <DESCRIPTION>XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE <TEXT> Document 30 - file: gtpb-20210913_pre.xml
</DOCUMENT> <DOCUMENT> <TYPE>XML <SEQUENCE>31 <FILENAME>gtbp_8k_htm.xml <DESCRIPTION>IDEA: XBRL DOCUMENT <TEXT> Document 31 - file: gtbp_8k_htm.html
Document 31 - RAW XML: gtbp_8k_htm.xml
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</DOCUMENT> <DOCUMENT> <TYPE>XML <SEQUENCE>36 <FILENAME>FilingSummary.xml <DESCRIPTION>IDEA: XBRL DOCUMENT <TEXT> Document 36 - file: FilingSummary.html
Document 36 - RAW XML: FilingSummary.xml
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