Logo image of PTGX

PROTAGONIST THERAPEUTICS INC (PTGX) Stock Overview

USA - NASDAQ:PTGX - US74366E1029 - Common Stock

87 USD
+19.96 (+29.77%)
Last: 10/10/2025, 8:00:01 PM
87.38 USD
+0.38 (+0.44%)
After Hours: 10/10/2025, 8:00:01 PM

PTGX Key Statistics, Chart & Performance

Key Statistics
52 Week High92.86
52 Week Low33.31
Market Cap5.41B
Shares62.21M
Float60.44M
Yearly DividendN/A
Dividend YieldN/A
EPS(TTM)0.7
PE124.29
Fwd PEN/A
Earnings (Next)11-05 2025-11-05/amc
IPO08-11 2016-08-11
Sector
GICS SectorHealth Care
GICS IndustryBiotechnology
GICS IndustryGroupPharmaceuticals, Biotechnology & Life Sciences
GICS SubIndustryBiotechnology


PTGX short term performance overview.The bars show the price performance of PTGX in the last week, last 2 weeks, last month, last 3 and 6 months. 1 week 2 week 1 month 3 months 6 months 20 40 60 80 100

PTGX long term performance overview.The bars show the price performance of PTGX in the last 1, 2 and 3 years. 1 year 2 years 3 years 200 400 600 800

The current stock price of PTGX is 87 USD. In the past month the price increased by 47.81%. In the past year, price increased by 92.99%.

PROTAGONIST THERAPEUTICS INC / PTGX Daily stock chart

PTGX Latest News, Press Relases and Analysis

PTGX Competitors/Peers

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ALNY ALNYLAM PHARMACEUTICALS INC N/A 60.36B
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ONC BEONE MEDICINES LTD-ADR 5.17 35.16B
INSM INSMED INC N/A 34.31B
BNTX BIONTECH SE-ADR N/A 24.54B
NTRA NATERA INC N/A 23.23B
BIIB BIOGEN INC 9.15 21.49B

About PTGX

Company Profile

PTGX logo image Protagonist Therapeutics, Inc. a clinical-stage biopharmaceutical company, which engages in discovering and developing peptide-based therapeutic drugs to address unmet medical needs. The company is headquartered in Newark California, California and currently employs 130 full-time employees. The company went IPO on 2016-08-11. The Company’s clinical programs fall into two categories of diseases: hematology and blood disorders, and inflammatory and immunomodulatory diseases. Its two peptides derived from its proprietary discovery technology platform, rusfertide and icotrokinra, are in advanced Phase III clinical development. Its rusfertide (PTG-300) is an injectable hepcidin mimetic in development for the potential treatment of polycythemia vera (PV) and other blood disorders. Icotrokinra, an orally delivered IL-23R specific antagonist for the potential treatment of psoriasis, psoriatic arthritis (PsA), ulcerative colitis and inflammatory bowel disease (IBD) indications. The firm also has a pre-clinical stage oral drug discovery program addressing clinically and commercially validated targets, including the IL-17 oral peptide antagonist PN-881, an oral hepcidin program, and an oral obesity program.

Company Info

PROTAGONIST THERAPEUTICS INC

7707 Gateway Blvd Ste 140

Newark California CALIFORNIA 94560 US

CEO: Dinesh V. Patel

Employees: 126

PTGX Company Website

PTGX Investor Relations

Phone: 15104740170

PROTAGONIST THERAPEUTICS INC / PTGX FAQ

What is the stock price of PROTAGONIST THERAPEUTICS INC today?

The current stock price of PTGX is 87 USD. The price increased by 29.77% in the last trading session.


What is the ticker symbol for PROTAGONIST THERAPEUTICS INC stock?

The exchange symbol of PROTAGONIST THERAPEUTICS INC is PTGX and it is listed on the Nasdaq exchange.


On which exchange is PTGX stock listed?

PTGX stock is listed on the Nasdaq exchange.


What is the price forecast or stock price prediction for PROTAGONIST THERAPEUTICS INC stock?

19 analysts have analysed PTGX and the average price target is 71.49 USD. This implies a price decrease of -17.82% is expected in the next year compared to the current price of 87. Check the PROTAGONIST THERAPEUTICS INC stock analysts ratings, price target forecast and up-and down grades for more detailed information.


What is PROTAGONIST THERAPEUTICS INC worth?

PROTAGONIST THERAPEUTICS INC (PTGX) has a market capitalization of 5.41B USD. This makes PTGX a Mid Cap stock.


How many employees does PROTAGONIST THERAPEUTICS INC have?

PROTAGONIST THERAPEUTICS INC (PTGX) currently has 126 employees.


What are the support and resistance levels for PROTAGONIST THERAPEUTICS INC (PTGX) stock?

PROTAGONIST THERAPEUTICS INC (PTGX) has a support level at 62.97. Check the full technical report for a detailed analysis of PTGX support and resistance levels.


Is PROTAGONIST THERAPEUTICS INC (PTGX) expected to grow?

The Revenue of PROTAGONIST THERAPEUTICS INC (PTGX) is expected to decline by -85.52% in the next year. Check the estimates tab for more information on the PTGX EPS, Sales, EBIT and EBITDA future analyst estimates.


Should I buy PROTAGONIST THERAPEUTICS INC (PTGX) stock?

There is no straightforward answer here. It depends on your investment strategy as different types of investors will look at different aspects. In any case it is important to make an informed decision and these pages can help you forming an opinion:


Does PROTAGONIST THERAPEUTICS INC (PTGX) stock pay dividends?

PTGX does not pay a dividend.


When does PROTAGONIST THERAPEUTICS INC (PTGX) report earnings?

PROTAGONIST THERAPEUTICS INC (PTGX) will report earnings on 2025-11-05, after the market close.


What is the Price/Earnings (PE) ratio of PROTAGONIST THERAPEUTICS INC (PTGX)?

The PE ratio for PROTAGONIST THERAPEUTICS INC (PTGX) is 124.29. This is based on the reported non-GAAP earnings per share of 0.7 and the current share price of 87 USD. Check the full fundamental report for a full analysis of the valuation metrics for PTGX.


What is the Short Interest ratio of PROTAGONIST THERAPEUTICS INC (PTGX) stock?

The outstanding short interest for PROTAGONIST THERAPEUTICS INC (PTGX) is 11.02% of its float. Check the ownership tab for more information on the PTGX short interest.


PTGX Technical Analysis

ChartMill assigns a technical rating of 10 / 10 to PTGX. When comparing the yearly performance of all stocks, PTGX is one of the better performing stocks in the market, outperforming 95.01% of all stocks.


Chartmill TA Rating
Chartmill Setup Rating

PTGX Fundamental Analysis

ChartMill assigns a fundamental rating of 5 / 10 to PTGX. While PTGX has a great health rating, its profitability is only average at the moment.


Chartmill FA Analysis
Valuation
Growth
Profitability
Health
Dividend

PTGX Financial Highlights

Over the last trailing twelve months PTGX reported a non-GAAP Earnings per Share(EPS) of 0.7. The EPS decreased by -73.28% compared to the year before.


Industry RankSector Rank
PM (TTM) 24.88%
ROA 7.25%
ROE 7.79%
Debt/Equity 0
Chartmill High Growth Momentum
EPS Q2Q%-10%
Sales Q2Q%33.09%
EPS 1Y (TTM)-73.28%
Revenue 1Y (TTM)-34.45%

PTGX Forecast & Estimates

19 analysts have analysed PTGX and the average price target is 71.49 USD. This implies a price decrease of -17.82% is expected in the next year compared to the current price of 87.

For the next year, analysts expect an EPS growth of -148.64% and a revenue growth -85.52% for PTGX


Analysts
Analysts85.26
Price Target71.49 (-17.83%)
EPS Next Y-148.64%
Revenue Next Year-85.52%

PTGX Ownership

Ownership
Inst Owners114.41%
Ins Owners1.02%
Short Float %11.02%
Short Ratio7.68