— Know what they know.
Not Investment Advice

GTBP

GT Biopharma, Inc.
1W: +8.4% 1M: -0.3% 3M: -39.9% YTD: -43.1% 1Y: -80.0% 3Y: -97.1% 5Y: -99.8%
$0.47
-0.01 (-2.13%)
After Hours: $0.41 (-0.06, -12.37%)
NASDAQ · Healthcare · Biotechnology · $4.9M · Alpha Radar Sell · Power 41
Smart Money Score
Watch 25
Insider
Congress
ETF Holdings
Key Statistics
Market Cap$4.9M
52W Range0.392-3.85
Volume370,969
Avg Volume1,363,747
Beta1.19
Dividend
Analyst Ratings
4 Buy 1 Hold 0 Sell
Consensus Buy
Company Info
CEOMichael Martin Breen
Employees1
SectorHealthcare
IndustryBiotechnology
IPO Date2018-03-27
8000 Marina Boulevard
San Francisco, CA 94005
US
415 919 4040
About GT Biopharma, Inc.

GT Biopharma, Inc., a clinical stage biopharmaceutical company, focuses on the development and commercialization of immuno-oncology products based on its proprietary Tri-specific Killer Engager (TriKE) fusion protein immune cell engager technology platform. It develops GTB-3550, a single-chain tri-specific recombinant fusion protein conjugate that is in Phase I/II clinical trial for the treatment of myelodysplastic syndromes, refractory/relapsed acute myeloid leukemia or advanced systemic mastocytosis, and CD33+ malignancies. The company is developing GTB-3650, which is in preclinical studies that target CD33 on the surface of myeloid leukemias; and GTB-5550 that is in preclinical studies for treating patients with B7-H3 positive solid tumors. GT Biopharma, Inc. has a co-development partnership agreement with Altor BioScience Corporation for the clinical development of a 161533 TriKE fusion protein for cancer therapies; and a license agreement with the Regents of the University of Minnesota to develop and commercialize cancer therapies using TriKE technology. The company was formerly known as OXIS International, Inc. and changed its name to GT Biopharma, Inc. in July 2017. GT Biopharma, Inc. was incorporated in 1965 and is based in Brisbane, California.

Recent Insider Trades

NameTypeSharesPriceDate
Mun-Gavin David C. A-Award 31,250 $1.33 2025-09-04
Breen Michael Martin A-Award 100,000 $1.33 2025-09-04
URBAN ALAN LOUIS A-Award 50,000 $1.33 2025-09-04
CASAMENTO CHARLES J A-Award 62,500 $1.33 2025-09-04
Kramer Hilary A-Award 31,250 $1.33 2025-09-04

Sign in to InsiderStreet

You'll also get our free weekly newsletter with
smart money signals, market insights, and alpha ideas.
Unsubscribe anytime.

For informational purposes only. Not investment advice. Data sourced from SEC filings. Privacy Terms