Stocks
GTBP GT Biopharma, Inc.

GTBP

GT Biopharma, Inc.

Company with tickers: GTBP

CIK

109657

CUSIP

36254L308

Shares Outstanding

31,553,892

Price Holdings Short Volume Short Interest Fails to Deliver SEC Filings Earnings Calls Insider Trading Congress Trades

Date	Insider	Role	Type	Shares	Price	Value	After
2025-09-04	Kramer Hilary	Director	Award	31,250	—	—	31,250
2025-09-04	Mun-Gavin David C.	Director	Award	31,250	—	—	31,250
2025-09-04	Breen Michael Martin	Director	Award	100,000	—	—	100,000
2025-09-04	URBAN ALAN LOUIS	CFO & Secretary	Award	50,000	—	—	50,000
2025-09-04	CASAMENTO CHARLES J	Director	Award	62,500	—	—	62,500
2025-06-10	Mun-Gavin David C.	Director	Other	0	—	—	0
2025-05-08	Ritter Andrew J	Director, CEO and President	Other	0	—	—	0
2025-05-07	Kramer Hilary	Director	Other	0	—	—	0
2024-10-17	URBAN ALAN LOUIS	CFO & Secretary	Award	23,335	—	—	23,335
2024-06-03	URBAN ALAN LOUIS	CFO & Secretary	Other	0	—	—	0
2023-08-11	Breen Michael Martin	Director	Award	200,000	$0.29	$57,400	856,218
2023-08-11	Ohri Manu	Director	Award	200,000	$0.29	$57,400	200,000
2023-08-11	Ohri Manu	Director	Other	200,000	$0.29	$57,400	0
2023-06-16	CASAMENTO CHARLES J	Director	Award	500,000	—	—	500,000
2023-05-01	CASAMENTO CHARLES J	Director	Other	0	—	—	0
2023-04-11	Breen Michael Martin	Director	Buy	50,000	$0.50	$25,000	656,218
2023-04-06	Ohri Manu	Director	Other	100,000	—	—	100,000
2023-04-06	Ohri Manu	Director	Buy	50,000	$0.50	$25,000	50,000
2023-01-27	Breen Michael Martin	Director	Award	500,000	—	—	500,000
2023-01-27	Ohri Manu	Director	Award	500,000	—	—	500,000
2023-01-27	SHROTRIYA RAJESH C MD	Director	Award	500,000	—	—	500,000
2023-01-27	Wendel Bruce	Director	Award	500,000	—	—	500,000
2022-07-15	Berk Gregory	Pres. of R&D, CMO	Award	50,000	—	—	50,000
2022-07-15	Breen Michael Martin	Director	Award	278,058	—	—	606,218
2022-07-15	Breen Michael Martin	Director	Award	50,000	—	—	50,000
2022-07-15	SHROTRIYA RAJESH C MD	Director	Award	50,000	—	—	50,000
2022-07-15	URBAN ALAN LOUIS	CFO & Secretary	Award	50,000	—	—	50,000
2022-07-15	Ohri Manu	Director	Award	100,000	—	—	100,000
2022-07-15	Ohri Manu	Director	Other	100,000	—	—	0
2022-07-15	Ohri Manu	Director	Award	200,000	—	—	200,000
2022-07-15	Wendel Bruce	Director	Award	50,000	—	—	50,000
2022-06-09	URBAN ALAN LOUIS	CFO & Secretary	Other	0	—	—	0
2022-02-14	Ohri Manu	Director	Other	0	—	—	0
2021-12-31	Choy Gavin	Acting Chief Financial Officer	Award	227,500	—	—	227,500
2021-11-28	Choy Gavin	Acting Chief Financial Officer	Other	0	—	—	0
2021-02-25	Breen Michael Martin	Director	Other	100,000	—	—	0
2021-02-25	Breen Michael Martin	Director	Other	40,243	$3.40	$136,826	318,301
2021-02-16	Breen Michael Martin	Director	Award	50,000	—	—	50,000
2021-02-16	Breen Michael Martin	Director	Award	278,058	—	—	278,058
2021-02-16	Wendel Bruce	Director	Award	347,572	—	—	352,655
2021-02-16	Wendel Bruce	Director	Award	50,000	—	—	50,000
2021-02-16	Berk Gregory	Pres. of R&D, CMO	Award	50,000	—	—	50,000
2021-02-16	Berk Gregory	Pres. of R&D, CMO	Award	278,058	—	—	278,058
2021-02-16	SHROTRIYA RAJESH C MD	Director	Award	50,000	—	—	50,000
2021-01-13	SHROTRIYA RAJESH C MD	Director	Other	0	—	—	0
2021-01-13	Breen Michael Martin	Director	Other	0	—	—	0
2020-12-22	Wendel Bruce	Director	Buy	1,374	$8.87	$12,187	4,642
2020-12-22	Weldon Steven W	Insider	Sell	47,978	$0.40	$19,191	3,720,000
2020-12-21	Weldon Steven W	Insider	Sell	50,000	$0.30	$15,000	3,853,700
2020-12-18	Weldon Steven W	Insider	Sell	50,000	$0.30	$15,000	3,903,700
2020-12-17	Weldon Steven W	Insider	Sell	50,000	$0.30	$15,000	4,003,700
2020-12-16	Weldon Steven W	Insider	Sell	50,000	$0.30	$15,000	4,053,700
2020-12-15	Weldon Steven W	Insider	Sell	50,000	$0.30	$15,000	4,203,700
2020-12-14	Weldon Steven W	Insider	Sell	50,000	$0.28	$14,000	4,350,000
2020-12-11	Weldon Steven W	Insider	Sell	50,000	$0.25	$12,500	4,450,000
2020-11-16	Wendel Bruce	Director	Buy	3,268	$3.14	$10,262	3,268
2020-11-11	Berk Gregory	Pres. of R&D, CMO	Other	0	—	—	0
2020-11-11	Wendel Bruce	Director	Other	0	—	—	0
2020-06-02	Cataldo Tony	Director, CEO, 10% Owner	Sell	4,234,320	$0.00	$4,234	6,500,000
2020-05-13	Weldon Steven W	Insider	Sell	2,269,708	$0.00	$2,270	4,500,000