53.86
price down icon1.39%   -0.76
after-market After Hours: 53.86
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Protagonist Therapeutics Inc stock is traded at $53.86, with a volume of 561.12K. It is down -1.39% in the last 24 hours and down -2.55% over the past month. 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.
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Previous Close:
$54.62
Open:
$54.14
24h Volume:
561.12K
Relative Volume:
0.67
Market Cap:
$3.34B
Revenue:
$45.48M
Net Income/Loss:
$169.95M
P/E Ratio:
20.56
EPS:
2.62
Net Cash Flow:
$230.85M
1W Performance:
+0.22%
1M Performance:
-2.55%
6M Performance:
+42.49%
1Y Performance:
+43.86%
1-Day Range:
Value
$53.69
$55.29
1-Week Range:
Value
$53.06
$57.15
52-Week Range:
Value
$32.50
$60.60

Protagonist Therapeutics Inc Stock (PTGX) Company Profile

Name
Name
Protagonist Therapeutics Inc
Name
Phone
(510) 474-0170
Name
Address
7707 GATEWAY BLVD., SUITE 140, NEWARK, CA
Name
Employee
124
Name
Twitter
Name
Next Earnings Date
2025-05-02
Name
Latest SEC Filings
Name
PTGX's Discussions on Twitter

Compare PTGX with other stocks

Stocks Price Market Cap Revenue Net Income Cash Flow EPS
Biotechnology icon
PTGX
Protagonist Therapeutics Inc
53.86 3.39B 45.48M 169.95M 230.85M 2.62
Biotechnology icon
VRTX
Vertex Pharmaceuticals Inc
456.87 120.48B 11.10B -988.90M -1.26B -3.92
Biotechnology icon
REGN
Regeneron Pharmaceuticals Inc
545.46 59.88B 14.09B 4.50B 2.96B 39.28
Biotechnology icon
ALNY
Alnylam Pharmaceuticals Inc
392.24 44.31B 2.35B -269.70M -75.39M -2.09
Biotechnology icon
ARGX
Argen X Se Adr
670.33 36.65B 2.58B 1.06B -1.28B 16.33
Biotechnology icon
ONC
Beone Medicines Ltd Adr
301.13 32.46B 3.81B -644.79M -669.77M -6.24

Protagonist Therapeutics Inc Stock (PTGX) Upgrades & Downgrades

Date Action Analyst Rating Change
Jun-17-25 Initiated Citigroup Buy
Dec-06-24 Initiated BMO Capital Markets Outperform
Dec-06-24 Initiated Goldman Neutral
Nov-05-24 Initiated Wedbush Outperform
Sep-24-24 Initiated TD Cowen Buy
Sep-09-24 Initiated Truist Buy
Oct-30-23 Initiated CapitalOne Overweight
May-25-23 Resumed Jefferies Buy
Aug-25-22 Initiated JMP Securities Mkt Outperform
Feb-11-22 Initiated BTIG Research Buy
Oct-12-21 Upgrade JP Morgan Neutral → Overweight
Oct-11-21 Upgrade Northland Capital Market Perform → Outperform
Sep-20-21 Downgrade JP Morgan Overweight → Neutral
May-24-21 Initiated JMP Securities Mkt Outperform
May-24-21 Initiated Northland Capital Outperform
Jan-06-21 Initiated JP Morgan Overweight
Dec-16-20 Initiated Piper Sandler Overweight
Sep-18-20 Reiterated H.C. Wainwright Buy
Jul-15-20 Initiated Jefferies Buy
May-18-20 Reiterated H.C. Wainwright Buy
Jul-08-19 Initiated H.C. Wainwright Buy
May-09-19 Upgrade Stifel Hold → Buy
Dec-06-18 Initiated Nomura Buy
Jan-29-18 Initiated Stifel Buy
Jul-21-17 Initiated BTIG Research Buy
View All

Protagonist Therapeutics Inc Stock (PTGX) Latest News

pulisher
Jul 31, 2025

What is Protagonist Therapeutics Inc. company’s growth strategyPost Market Guidance For Smart Trading - jammulinksnews.com

Jul 31, 2025
pulisher
Jul 31, 2025

What are the latest earnings results for Protagonist Therapeutics Inc.Free Stock Watchlist For Fast Growth - jammulinksnews.com

Jul 31, 2025
pulisher
Jul 31, 2025

Does Protagonist Therapeutics Inc. stock perform well during market downturnsValue Investing Tips For Fast Growth - jammulinksnews.com

Jul 31, 2025
pulisher
Jul 30, 2025

Protagonist Therapeutics Inc. Company’s Quarterly Earnings Growth: What the Numbers SayConservative Long Term Growth Plans Under Review - metal.it

Jul 30, 2025
pulisher
Jul 29, 2025

Protagonist Therapeutics Inc. Crosses 200 Day MA — Signal or NoiseHigh Return Stock Focus With Safety Emphasized - metal.it

Jul 29, 2025
pulisher
Jul 29, 2025

Protagonist Therapeutics' CEO Insider Sale: Signal or Noise Amid Strong Analyst Optimism? - AInvest

Jul 29, 2025
pulisher
Jul 29, 2025

Protagonist Therapeutics Inc. Hits Oversold Level on RSI IndicatorCapital Efficiency Optimized Stock Alerts Reviewed - metal.it

Jul 29, 2025
pulisher
Jul 28, 2025

Screener Results Flag Protagonist Therapeutics Inc. as OversoldTarget Return Focused Trade Insights Shared - beatles.ru

Jul 28, 2025
pulisher
Jul 28, 2025

Protagonist therapeutics CEO Patel sells $570k in stock By Investing.com - Investing.com Canada

Jul 28, 2025
pulisher
Jul 28, 2025

Published on: 2025-07-28 20:33:17 - metal.it

Jul 28, 2025
pulisher
Jul 28, 2025

Published on: 2025-07-28 15:35:31 - metal.it

Jul 28, 2025
pulisher
Jul 28, 2025

How does Protagonist Therapeutics Inc. generate profit in a changing economyDiscover top stock picks for aggressive growth - jammulinksnews.com

Jul 28, 2025
pulisher
Jul 28, 2025

What is the dividend policy of Protagonist Therapeutics Inc. stockFree Stock Market Return Analysis - jammulinksnews.com

Jul 28, 2025
pulisher
Jul 28, 2025

What are Protagonist Therapeutics Inc. company’s key revenue driversDaily Trading Picks Backed By Experts - jammulinksnews.com

Jul 28, 2025
pulisher
Jul 28, 2025

What institutional investors are buying Protagonist Therapeutics Inc. stockCapitalize on market shifts before others do - jammulinksnews.com

Jul 28, 2025
pulisher
Jul 28, 2025

What catalysts could drive Protagonist Therapeutics Inc. stock higher in 2025Capitalize on trading strategies that deliver - jammulinksnews.com

Jul 28, 2025
pulisher
Jul 27, 2025

Is Protagonist Therapeutics Inc. a growth stock or a value stockGame-changing returns - jammulinksnews.com

Jul 27, 2025
pulisher
Jul 26, 2025

Does Protagonist Therapeutics Inc. stock pay reliable dividendsFree Consultation - metal.it

Jul 26, 2025
pulisher
Jul 25, 2025

Johnson & Johnson Submits NDA for Protagonist-Partnered Icotrokinra to FDA for Plaque Psoriasis - MSN

Jul 25, 2025
pulisher
Jul 24, 2025

Protagonist Therapeutics Inc. Stock Analysis and ForecastExponentially increasing returns - PrintWeekIndia

Jul 24, 2025
pulisher
Jul 24, 2025

What analysts say about Protagonist Therapeutics Inc. stockHigh-performance investment picks - PrintWeekIndia

Jul 24, 2025
pulisher
Jul 24, 2025

Protagonist Therapeutics to Host Conference Call to Announce an Oral Obesity Development Candidate - Newport Daily News

Jul 24, 2025
pulisher
Jul 23, 2025

CEO’s Major Stock Sale Shakes Up Protagonist Therapeutics! - TipRanks

Jul 23, 2025
pulisher
Jul 23, 2025

Protagonist Therapeutics CEO Patel sells $2.88 million in shares By Investing.com - Investing.com India

Jul 23, 2025
pulisher
Jul 23, 2025

Protagonist Therapeutics CEO Patel sells $2.88 million in shares - Investing.com

Jul 23, 2025
pulisher
Jul 23, 2025

What drives Protagonist Therapeutics Inc. stock priceDynamic capital growth - Autocar Professional

Jul 23, 2025
pulisher
Jul 22, 2025

Is Protagonist Therapeutics Inc. a good long term investmentBreakout stock performance - jammulinksnews.com

Jul 22, 2025
pulisher
Jul 22, 2025

Protagonist Announces Submission of NDA for First Icotrokinra U.S. FDA Approval Aiming to Revolutionize Treatment Paradigm for Adults and Adolescents with Plaque Psoriasis - Lubbock Avalanche-Journal

Jul 22, 2025

Protagonist Therapeutics Inc Stock (PTGX) Financials Data

Revenue

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Net Income

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Cash Flow

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EPS

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$74.89
price down icon 3.43%
$36.80
price down icon 0.86%
$107.28
price up icon 2.00%
$26.37
price down icon 1.09%
$107.50
price down icon 2.32%
biotechnology ONC
$301.13
price up icon 0.40%
Cap:     |  Volume (24h):