0001493152-23-029061.txt : 20230815
0001493152-23-029061.hdr.sgml : 20230815
20230815192958
ACCESSION NUMBER: 0001493152-23-029061
CONFORMED SUBMISSION TYPE: 4
PUBLIC DOCUMENT COUNT: 1
CONFORMED PERIOD OF REPORT: 20230811
FILED AS OF DATE: 20230815
DATE AS OF CHANGE: 20230815
REPORTING-OWNER:
OWNER DATA:
COMPANY CONFORMED NAME: Breen Michael Martin
CENTRAL INDEX KEY: 0001863633
FILING VALUES:
FORM TYPE: 4
SEC ACT: 1934 Act
SEC FILE NUMBER: 001-40023
FILM NUMBER: 231176199
MAIL ADDRESS:
STREET 1: LOWSLEY HOUSE 133 HEADLEY ROAD
CITY: LIPHOOK
STATE: X0
ZIP: GU30 7PU
ISSUER:
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
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
4
1
ownership.xml
X0508
4
2023-08-11
0
0000109657
GT Biopharma, Inc.
GTBP
0001863633
Breen Michael Martin
C/O GT BIOPHARMA, INC.
8000 MARINA BLVD., STE. 100
BRISBANE
CA
94005
1
1
0
0
Executive Chairman/Interim CEO
0
Common Stock
2023-08-11
4
A
0
200000
0.2870
A
856218
D
/s/ Michael Martin Breen
2023-08-15