
Protagonist Therapeutics, Inc.
PTGX
Since 2006
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Price History
Latest Prices
Date | Open | High | Low | Close |
---|---|---|---|---|
2025-08-01 | 54.01 | 55.49 | 53.6 | 53.83 |
2025-07-31 | 54.14 | 55.29 | 53.69 | 53.86 |
2025-07-30 | 55.73 | 56.31 | 54.07 | 54.62 |
2025-07-29 | 56.99 | 57.145 | 54.53 | 55.01 |
2025-07-28 | 55.61 | 57.1 | 55.205 | 56.26 |
Protagonist Therapeutics, Inc., a biopharmaceutical company, develops peptide-based drugs for hematology and blood disorders, and inflammatory and immunomodulatory diseases. It is developing Rusfertide (PTG-300), an injectable hepcidin mimetic that completed phase 2 clinical trials for the treatment of polycythemia vera and other blood disorders; and JNJ-2113, an orally delivered investigational drug to block biological pathways that completed phase 2b clinical trials for the treatment of moderate-to-severe plaque psoriasis; and PN-943, an orally delivered, gut-restricted alpha 4 beta 7 specific integrin antagonist completed a phase 2 clinical trials in patients with moderate to severe ulcerative colitis. The company has a license and collaboration agreement with Takeda to commercialize rusfertide; and JNJ Innovative Medicines to co-develop Interleukin-23 receptor antagonist compound JNJ-2113. Protagonist Therapeutics, Inc. was incorporated in 2006 and is headquartered in Newark, California.