stoxline Quote Chart Rank Option Currency Glossary
  
Protagonist Therapeutics, Inc. (PTGX)
128.75  -7.8 (-5.71%)    10-16 16:00
Open: 136.16
High: 136.555
Volume: 886,732
  
Pre. Close: 136.55
Low: 128.61
Market Cap: 8,331(M)
Technical analysis
2026-10-16 4:41:19 PM
Short term     
Mid term     
Targets 6-month :  166.97 1-year :  177.33
Resists First :  142.95 Second :  151.83
Pivot price 139.49
Supports First :  128.61 Second :  107
MAs MA(5) :  136.99 MA(20) :  140.01
MA(100) :  133.96 MA(250) :  107.89
MACD MACD :  -2.3 Signal :  -1.5
%K %D K(14,3) :  6.3 D(3) :  17.8
RSI RSI(14): 31.4
52-week High :  160.8 Low :  73.08
Price, MAs and Bollinger Bands

Price has closed below its short-term moving average. Short-term moving average is currently below mid-term; and above long-term moving average. From the relationship between price and moving averages: This stock is BEARISH in short-term; and NEUTRAL in mid-long term.
[ PTGX ] has closed below the lower bollinger band by 23.6%. If price is in a downtrend band; this downward trend might continue. However a short term pullback inside the band is likely. Bollinger Bands are 17.6% narrower than normal. The current width of the bands does not suggest anything about the future direction or movement of prices.

Stock Price Prediction
If tomorrow: Open lower Open higher
High: 136.73 - 137.39 137.39 - 138.05
Low: 126.72 - 127.52 127.52 - 128.32
Close: 127.27 - 128.54 128.54 - 129.79
Company Description

Protagonist Therapeutics, Inc. is a biopharmaceutical firm dedicated to discovering and advancing peptide-based therapies. Their research primarily focuses on treatments for hematological and blood conditions, as well as inflammatory and immune-mediated disorders. The company's pipeline features rusfertide (PTG-300), an injectable hepcidin mimetic currently undergoing Phase II clinical trials for the management of polycythemia vera, hereditary hemochromatosis, and other blood-related ailments. Also in Phase II development is PN-943, an oral peptide engineered as a specific antagonist of alpha-4-beta-7 integrin, intended for addressing inflammatory bowel disease (IBD). Furthermore, they are progressing PN-235, an orally administered antagonist specifically targeting the interleukin-23 receptor, designed for both IBD and various non-IBD therapeutic applications. Protagonist Therapeutics maintains a licensing and collaborative agreement with Janssen Biotech, Inc. Founded in 2006, the company's headquarters are located in Newark, California.

Headline News

Fri, 16 Oct 2026
Protagonist Therapeutics (NASDAQ:PTGX) Raised to Strong-Buy at Zacks Research - MarketBeat

Fri, 16 Oct 2026
Protagonist Therapeutics (NASDAQ:PTGX): Strong Growth Meets Constructive Technical Setup - ChartMill

Thu, 15 Oct 2026
Protagonist Therapeutics (PTGX) Upgraded to Strong Buy: Here's What You Should Know - Yahoo Finance

Thu, 15 Oct 2026
Here's How Much $100 Invested In Protagonist Therapeutics 10 Years Ago Would Be Worth Today - Benzinga

Thu, 15 Oct 2026
Protagonist Therapeutics, Inc. (PTGX) Stock Forecasts - Yahoo Finance

Wed, 14 Oct 2026
Protagonist Therapeutics, Inc. (PTGX) Stock Price, News, Quote & History - Yahoo! Finance Canada

Financial Analysis
Price to Book Value:
P/BV, a ratio used to compare book value to its current market price, to gauge whether a stock is valued properly.
Underperform
Price to Earnings:
PE, the ratio for valuing a company that measures its current share price relative to its earnings per share (EPS).
Underperform
Discounted cash flow:
DCF, a valuation method used to estimate the value of an investment based on its expected future cash flows.
Underperform
Return on Assets:
ROA, indicates how profitable a company is in relation to its total assets, how efficiently uses assets to generate a profit.
Outperform
Return on Equity:
ROE, a measure of financial performance calculated by dividing net income by equity. a gauge of profitability and efficiency.
Neutral
Debt to Equity:
evaluate financial leverage, reflects the ability of equity to cover outstanding debts in the event of a business downturn.
Outperform
Stock Basics & Statistics
Exchange:
NASDAQ
Sector:
Healthcare
Industry:
Biotechnology
Shares Out 0 (M)
Shares Float 65 (M)
Held by Insiders 5.289e+007 (%)
Held by Institutions 0.7 (%)
Shares Short 7,710 (K)
Shares Short P.Month 0 (K)
Stock Financials
EPS 5.988e+007
EPS Est Next Qtrly 0
EPS Est This Year 0
EPS Est Next Year 0
Book Value (p.s.) 0
Profit Margin 29.3 %
Operating Margin 74.3 %
Return on Assets (ttm) 4.5 %
Return on Equity (ttm) 10.9 %
Qtrly Rev. Growth 3 %
Gross Profit (p.s.) 492.89
Sales Per Share 1.8552e+008
EBITDA (p.s.) 1.8552e+008
Qtrly Earnings Growth 1 %
Operating Cash Flow 0 (M)
Levered Free Cash Flow 131 (M)
Stock Valuations
PE Ratio 0
PEG Ratio 0
Price to Book value 0
Price to Sales 0
Price to Cash Flow 15.04
Stock Dividends
Dividend 0
Forward Dividend 9.35e+006
Dividend Yield 0%
Dividend Pay Date Invalid DateTime.
Ex-Dividend Date Invalid DateTime.

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