Protagonist Therapeutics: Proprietary peptide technology platform to develop oral targeted therapy-based drugs and injectables for rare diseases. PTG-300 injectable hepcidin mimetic Ph 2 trials ongoing in beta-thalassemia, hereditary hemochromatosis, polycythemia vera, and MDS; Phase 2 results and first indication choice for pivotal study expected 2020. PN-943 oral GI-restricted alpha-4-beta-7 antagonist Ph 2 in ulcerative colitis to begin early 2020; PTG-200, partnered w/ Janssen, oral GI-restricted IL-23R antagonist Ph 2 Crohn’s disease study ongoing.
Based in...
US - Pacific
Clinical Stage
Phase l or ll
Disease Space
Anti-inflammatory, Gastrointestinal, Hematology, Rare Disease
Public, USA
Market Cap
500MM - 1B
Therapeutic Modalities
Platform Technology
521 Cottonwood Drive
Suite 100
Milpitas, CA 95035
United States

Company Participants at Hamptons CEO Roundtable 2019

  • Dinesh V Patel, PhD, President & CEO

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Top 10 Holders of Protagonist Therapeutics, Inc.

Institution OS (%) Position Mkt Val ($MM) Source Filing Date
Fidelity Management & Research Co. LLC 17.50 4,094,144 71.20 13F 2020-03-31
RTW Investments LP 11.37 2,660,392 46.26 13F 2020-03-31
Johnson & Johnson Innovation JJDC, Inc. 10.47 2,449,183 42.59 13F 2020-03-31
Adage Capital Management LP 9.40 2,200,000 38.26 Stakes 2020-05-13
Baker Bros. Advisors LP 7.18 1,679,164 29.20 13F 2020-03-31
Farallon Capital Management LLC 6.41 1,500,000 26.09 13F 2020-03-31
The Vanguard Group, Inc. 5.32 1,244,837 21.65 Funds 2020-05-31
Vanguard Group, Inc. (Subfiler) 4.09 957,240 16.65 13F 2020-03-31
BlackRock Fund Advisors 3.82 894,718 15.56 13F 2020-03-31
JPMorgan Investment Management, Inc. 3.30 772,125 13.43 13F 2020-03-31
Ownership data is sourced through FactSet.

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