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Invest in Protagonist Therapeutics, Inc. on Stash

Protagonist Therapeutics, Inc. is a clinical-stage biopharmaceutical company with a peptide technology platform focused on discovering and developing new chemical entities (NECs) to address significant unmet medical needs.

To buy fractional shares of Protagonist Therapeutics, Inc. stock, you'll need to sign up for Stash and open a personal portfolio.
Protagonist Therapeutics, Inc.

Ticker: PTGX

Protagonist Therapeutics, Inc.

$92.25

+8.98%

(1W)
Dec ’25Dec ’25$85$89$93

$

PTGX Performance Breakdown

Share Price

 

$92.25

Today's change

 

0.95%

Year to date change (YTD)

 

136.66%

Dividend yield

 

0.0

Last dividend paid

 

N/A

Last dividend pay date

 

N/A

About PTGX

Protagonist Therapeutics, Inc. is a biopharmaceutical company. The Company uses its peptide technology platform to discover and develop peptide-based drugs to address unmet medical needs. Its clinical programs address two categories of diseases, which includes hematology and blood disorders, and inflammatory and immunomodulatory diseases. Its lead clinical asset, rusfertide (PTG-300), is an injectable hepcidin mimetic in development for the treatment of erythrocytosis, iron overload and other blood disorders. The Company’s alpha-4-beta-7 (α4β7) antagonist PN-943 and its Interleukin-23 receptor (IL-23R) antagonist compound PN-235 are orally delivered investigational drugs that are designed to block biological pathways. PN-943 is an investigational, orally delivered, gut-restricted α4β7 specific integrin antagonist for inflammatory bowel disease (IBD). Its PN-235 is an orally delivered IL-23R specific antagonist for the treatment of IBD and non-IBD indications.

Protagonist Therapeutics, Inc. Stock Ticker

PTGX

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Protagonist Therapeutics, Inc. stock news

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How to buy Protagonist Therapeutics, Inc. stock on Stash

Stash allows you to purchase smaller, more affordable pieces of investments (called fractional shares) rather than the whole share, which can be significantly more expensive.

Stash offers two subscription plans: Stash Growth and Stash+.

Once your market order of Protagonist Therapeutics, Inc. stock is complete, you'll officially be a shareholder of Protagonist Therapeutics, Inc.!

Invest in Protagonist Therapeutics, Inc. on Stash

Protagonist Therapeutics, Inc. is a clinical-stage biopharmaceutical company with a peptide technology platform focused on discovering and developing new chemical entities (NECs) to address significant unmet medical needs.

To buy fractional shares of Protagonist Therapeutics, Inc. stock, you'll need to sign up for Stash and open a personal portfolio.