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Protagonist Therapeutics Inc (PTGX NASDAQ) stock market data APIs

$148.4278 2.18(1.5%)
as of August 11, 2026
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Protagonist Therapeutics Inc Financial Data Overview

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Protagonist Therapeutics, Inc. operates as a discovery and development company in the United States. It develops Icotyde, a first-in-class investigational targeted oral peptide for the treatment of adults and pediatric patients 12 years of age and older with moderate-to-severe plaque psoriasis; and Rusfertide, a first-in-class investigational injectable mimetic of the natural hormone hepcidin in Phase 3 development for the treatment of the rare blood disorder polycythemia vera. The company is also developing PN-881, a potential best-in-class oral peptide IL-17 antagonist, for the treatment of immune-mediated skin diseases in Phase 1 clinical trials; PN-477 and PN-458, which are development candidates for the treatment of obesity; PN-8047, an orally administered hepcidin functional mimetic small molecule; L-4R alpha antagonist for the treatment of atopic dermatitis and moderate-to-severe asthma; and amylinR-based oral and subcutaneous mono- and poly-agonists for the treatment of obesity. Protagonist Therapeutics, Inc. was incorporated in 2006 and is headquartered in Newark, California.

Prev. Close 148.4278
Open 150.6075
High 152.2046
Low 147.3974
52 wk Range 54.18-151.88
Market Cap 9 706 M
P/E Ratio 140.1869
Shares Outstanding 64 708 K
Revenue 282 M
EPS 2.29
Beta 1.794

* We provide hundreds of fields of fundamental data, including EBITDA, P/E ratio, PEG ratio, trailing P/E, shareholders, insider transactions, technical metrics, dividends, splits, earnings, and more. Check out our Fundamental Data API.


ETFs with Protagonist Therapeutics Inc (top by weight)

Ticker
100-day Price Change
Weight
PSCH.US Invesco S&P SmallCap Health Care ETF
9.92 (21.96%)
4.46
NBDS.US Neuberger Berman Disrupters ETF
5.49 (15.3%)
4.28
PBE.US Invesco Dynamic Biotechnology & Genome ETF
14.29 (17.95%)
3.56
PXSG.US Invesco S&P SmallCap Momentum ETF
2.34 (2.71%)
2.70
XSMO.US Invesco S&P SmallCap Momentum ETF
2.34 (2.71%)
2.70
RZG.US Invesco S&P SmallCap 600® Pure Growth ETF
5.45 (8.5%)
1.86
BBP.US Virtus LifeSci Biotech Products ETF
14.34 (16.43%)
1.71
SIXS.US 6 Meridian Small Cap Equity ETF
4.08 (7.5%)
1.60
XBI.MX SPDR Series Trust - SPDR S&P Biotech ETF
385.65 (16.55%)
1.31
XBI.US SPDR® S&P Biotech ETF
24.7 (18.52%)
1.31

* We provide detailed information about ETF constituents through our Fundamentals API for ETFs. Read the documentation to learn more.


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Protagonist Therapeutics Inc Fundamental data includes:

  • Net Revenue: 282 M
  • EBITDA: 59 883 K
  • Earnings Per Share: 1
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  • Latest Release: 2026-08-05
  • EPS/Forecast: 2.11
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