Protagonist Therapeutics

Protagonist Therapeutics

Biotechnology
Protagonist Therapeutics Inc is a clinical-stage biopharmaceutical company having a proprietary technology platform that enables the discovery and development of novel constrained peptide-based drug candidates to address medical needs. Its pipeline products include Rusfertide (PTG-300) and JNJ-2113.

$5.1B

Market Cap • 1/30/2026

2006

(20 years)

Founded

2016

(10 years ago)

IPO

NASDAQ

Listing Exchange

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United States

Country