Protagonist Therapeutics, Inc., a biopharmaceutical company, discovers and develops peptide-based therapeutic drugs to address hematology and blood disorders, and inflammatory and immunomodulatory diseases. It is developing rusfertide (PTG-300), an injectable hepcidin mimetic that is in Phase II clinical trials for the treatment of patients with polycythemia vera and hereditary hemochromatosis, as well as for the treatment of other blood disorders; PN-943, an oral, alpha-4-beta-7 integrin- specific antagonist peptide that is in Phase II clinical trials for treating inflammatory bowel disease (IBD); and PN-235, an orally delivered interleukin-23 receptor specific antagonist for the treatment of IBD and non-IBD indications. The company has a license and collaboration agreement with Janssen Biotech, Inc. Protagonist Therapeutics, Inc. was incorporated in 2006 and is headquartered in Newark, California.
What is Protagonist Therapeutics stock price today?▼
The current price of PTGX is $99.21 USD — it has decreased by -0.31% in the past 24 hours. Watch Protagonist Therapeutics stock price performance more closely on the chart.
What is Protagonist Therapeutics stock ticker?▼
Depending on the exchange, the stock ticker may vary. For instance, on exchange Protagonist Therapeutics stocks are traded under the ticker PTGX.
Is Protagonist Therapeutics stock price growing?▼
PTGX stock has risen by +0.7% compared to the previous week, the month change is a -3.58% fall, over the last year Protagonist Therapeutics has showed a +136.16% increase.
What is Protagonist Therapeutics market cap?▼
Today Protagonist Therapeutics has the market capitalization of 6.33B
What were Protagonist Therapeutics earnings last quarter?▼
PTGX earnings for the last quarter are 0.05 USD per share, whereas the estimation was -0.65 USD resulting in a +107.69% surprise. The estimated earnings for the next quarter are N/A USD per share.
What is Protagonist Therapeutics revenue for the last year?▼
Protagonist Therapeutics revenue for the last year amounts to 92.03M USD.
What is Protagonist Therapeutics net income for the last year?▼
PTGX net income for the last year is -260.3M USD.
How many employees does Protagonist Therapeutics have?▼
As of May 06, 2026, the company has 124 employees.
In which sector is Protagonist Therapeutics located?▼
Protagonist Therapeutics operates in the Health & Wellness sector.
When did Protagonist Therapeutics complete a stock split?▼
Protagonist Therapeutics has not had any recent stock splits.
Where is Protagonist Therapeutics headquartered?▼
Protagonist Therapeutics is headquartered in Newark, United States.