
Protagonist Therapeutics, Inc.
PTGX
Since 2006
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Price History
Latest Prices
Date | Open | High | Low | Close |
---|---|---|---|---|
2025-06-13 | 55.54 | 57.18 | 55.54 | 56.37 |
2025-06-12 | 55.16 | 56.675 | 54.475 | 56.32 |
2025-06-11 | 56.47 | 56.83 | 55.26 | 55.34 |
2025-06-10 | 55.68 | 57.7 | 55.265 | 56.37 |
2025-06-09 | 55.02 | 55.75 | 54.1 | 55.68 |
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.