58.86
price down icon1.37%   -0.82
after-market After Hours: 58.86
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Protagonist Therapeutics Inc stock is traded at $58.86, with a volume of 649.52K. It is down -1.37% in the last 24 hours and up +7.94% 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:
$59.68
Open:
$60.4
24h Volume:
649.52K
Relative Volume:
0.80
Market Cap:
$3.66B
Revenue:
$45.48M
Net Income/Loss:
$169.95M
P/E Ratio:
22.47
EPS:
2.62
Net Cash Flow:
$230.85M
1W Performance:
-2.76%
1M Performance:
+7.94%
6M Performance:
+2.10%
1Y Performance:
+28.94%
1-Day Range:
Value
$58.75
$60.40
1-Week Range:
Value
$54.50
$60.40
52-Week Range:
Value
$33.31
$61.89

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
130
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
58.86 3.59B 45.48M 169.95M 230.85M 2.62
Biotechnology icon
VRTX
Vertex Pharmaceuticals Inc
394.53 99.62B 11.39B 3.64B 3.50B 13.99
Biotechnology icon
ALNY
Alnylam Pharmaceuticals Inc
465.89 61.52B 2.46B -319.09M -52.09M -2.47
Biotechnology icon
REGN
Regeneron Pharmaceuticals Inc
560.00 58.91B 14.21B 4.46B 3.56B 39.68
Biotechnology icon
ARGX
Argen X Se Adr
756.38 46.69B 3.06B 1.28B 447.35M 21.30
Biotechnology icon
ONC
Beone Medicines Ltd Adr
324.34 34.54B 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
Sep 12, 2025

Protagonist Therapeutics (NASDAQ:PTGX) Shares Down 8.7%Time to Sell? - MarketBeat

Sep 12, 2025
pulisher
Sep 12, 2025

This Protagonist Therapeutics Analyst Begins Coverage On A Bullish Note; Here Are Top 3 Initiations For Friday - Benzinga

Sep 12, 2025
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Sep 12, 2025

PTGX: Leerink Partners Initiates Coverage with Outperform Rating - GuruFocus

Sep 12, 2025
pulisher
Sep 12, 2025

Great Lakes Advisors LLC Acquires 90,371 Shares of Protagonist Therapeutics, Inc. $PTGX - MarketBeat

Sep 12, 2025
pulisher
Sep 12, 2025

Leerink Partners Initiates Protagonist Therapeutics at Outperform With $73 Price Target - MarketScreener

Sep 12, 2025
pulisher
Sep 11, 2025

Adage Capital Partners GP L.L.C. Invests $16.61 Million in Protagonist Therapeutics, Inc. $PTGX - MarketBeat

Sep 11, 2025
pulisher
Sep 11, 2025

State of Wyoming Has $70,000 Stake in Protagonist Therapeutics, Inc. $PTGX - MarketBeat

Sep 11, 2025
pulisher
Sep 11, 2025

First Oral IL-23 Blocker Shows Superior Results: Protagonist's Icotrokinra Aims to Transform Psoriasis Care - Stock Titan

Sep 11, 2025
pulisher
Sep 11, 2025

Woodline Partners LP Grows Holdings in Protagonist Therapeutics, Inc. $PTGX - MarketBeat

Sep 11, 2025
pulisher
Sep 11, 2025

Axiom Investors LLC DE Takes $1.93 Million Position in Protagonist Therapeutics, Inc. $PTGX - MarketBeat

Sep 11, 2025
pulisher
Sep 11, 2025

Coppell Advisory Solutions LLC Makes New $947,000 Investment in Protagonist Therapeutics, Inc. $PTGX - MarketBeat

Sep 11, 2025
pulisher
Sep 10, 2025

New Vernon Capital Holdings II LLC Purchases 345,034 Shares of Protagonist Therapeutics, Inc. $PTGX - MarketBeat

Sep 10, 2025
pulisher
Sep 10, 2025

Scientech Research LLC Buys 6,217 Shares of Protagonist Therapeutics, Inc. $PTGX - MarketBeat

Sep 10, 2025
pulisher
Sep 10, 2025

Protagonist Therapeutics’ PN-881 Study: A Closer Look at Market Implications - MSN

Sep 10, 2025
pulisher
Sep 10, 2025

175,184 Shares in Protagonist Therapeutics, Inc. $PTGX Purchased by Checkpoint Capital L.P. - MarketBeat

Sep 10, 2025
pulisher
Sep 09, 2025

EFG Asset Management North America Corp. Invests $3.44 Million in Protagonist Therapeutics, Inc. $PTGX - MarketBeat

Sep 09, 2025
pulisher
Sep 09, 2025

Polycythemia Vera Market to Experience Notable Growth in Forecast Span by 2034, DelveInsight Predicts | Novartis, Protagonist Therapeutics, Italfarmaco, Imago BioSciences, Silence Therapeutics, Ionis - The Globe and Mail

Sep 09, 2025
pulisher
Sep 09, 2025

Protagonist Therapeutics to Participate in Multiple Investment Bank Conferences in September 2025 - Gadsden Times

Sep 09, 2025
pulisher
Sep 09, 2025

Protagonist Therapeutics, Inc. $PTGX is BVF Inc. IL's 6th Largest Position - MarketBeat

Sep 09, 2025
pulisher
Sep 08, 2025

Will Protagonist Therapeutics Inc. Hold Gains Into CloseInsider Buying & Risk Controlled Stock Alerts - beatles.ru

Sep 08, 2025
pulisher
Sep 08, 2025

Those Who Invested in Protagonist Therapeutics (NASDAQ:PTGX) Three Years Ago Are up 573% - 富途牛牛

Sep 08, 2025
pulisher
Sep 07, 2025

Protagonist Therapeutics, Inc. $PTGX Shares Purchased by 683 Capital Management LLC - MarketBeat

Sep 07, 2025
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Sep 07, 2025

Will Protagonist Therapeutics Inc. benefit from geopolitical trends2025 Technical Patterns & Long Hold Capital Preservation Plans - beatles.ru

Sep 07, 2025
pulisher
Sep 07, 2025

ADAR1 Capital Management LLC Trims Stake in Protagonist Therapeutics, Inc. $PTGX - MarketBeat

Sep 07, 2025
pulisher
Sep 06, 2025

149,908 Shares in Protagonist Therapeutics, Inc. $PTGX Purchased by Panagora Asset Management Inc. - MarketBeat

Sep 06, 2025
pulisher
Sep 06, 2025

HighTower Advisors LLC Makes New Investment in Protagonist Therapeutics, Inc. $PTGX - MarketBeat

Sep 06, 2025
pulisher
Sep 06, 2025

Applying Wyckoff theory to Protagonist Therapeutics Inc. stock2025 Biggest Moves & Safe Swing Trade Setups - Newser

Sep 06, 2025
pulisher
Sep 06, 2025

Is Protagonist Therapeutics Inc. a cyclical or defensive stock2025 Risk Factors & Real-Time Sentiment Analysis - خودرو بانک

Sep 06, 2025
pulisher
Sep 06, 2025

What is Protagonist Therapeutics Inc. s revenue forecastJuly 2025 Short Interest & High Return Trade Guides - خودرو بانک

Sep 06, 2025
pulisher
Sep 06, 2025

Magnetar Financial LLC Invests $539,000 in Protagonist Therapeutics, Inc. $PTGX - MarketBeat

Sep 06, 2025
pulisher
Sep 05, 2025

Aug Levels: Is Protagonist Therapeutics Inc. in a bullish channelEarnings Recap Report & Weekly High Return Stock Opportunities - classian.co.kr

Sep 05, 2025
pulisher
Sep 05, 2025

Institutional scanner results for Protagonist Therapeutics Inc.July 2025 Outlook & Community Supported Trade Ideas - Newser

Sep 05, 2025
pulisher
Sep 05, 2025

Live market analysis of Protagonist Therapeutics Inc.Bull Run & Fast Momentum Entry Tips - Newser

Sep 05, 2025
pulisher
Sep 05, 2025

What’s the recovery path for long term holders of Protagonist Therapeutics Inc.July 2025 Weekly Recap & High Accuracy Investment Signals - Newser

Sep 05, 2025
pulisher
Sep 05, 2025

Can Protagonist Therapeutics Inc. expand into new markets2025 Fundamental Recap & Reliable Price Breakout Signals - خودرو بانک

Sep 05, 2025
pulisher
Sep 05, 2025

Is Protagonist Therapeutics Inc. affected by consumer sentiment2025 Volume Leaders & AI Driven Stock Reports - خودرو بانک

Sep 05, 2025
pulisher
Sep 05, 2025

Driehaus Capital Management LLC Has $11.37 Million Holdings in Protagonist Therapeutics, Inc. $PTGX - MarketBeat

Sep 05, 2025
pulisher
Sep 05, 2025

Custom watchlist performance reports with Protagonist Therapeutics Inc.July 2025 Review & Reliable Momentum Entry Alerts - Newser

Sep 05, 2025
pulisher
Sep 05, 2025

Can volume confirm reversal in Protagonist Therapeutics Inc.2025 Investor Takeaways & Risk Managed Trade Strategies - Newser

Sep 05, 2025
pulisher
Sep 04, 2025

Will Protagonist Therapeutics Inc. benefit from rate cutsCPI Data & Technical Pattern Recognition Alerts - خودرو بانک

Sep 04, 2025
pulisher
Sep 04, 2025

Is Protagonist Therapeutics Inc. vulnerable to short sellers2025 EndofYear Setup & Entry Point Confirmation Signals - خودرو بانک

Sep 04, 2025
pulisher
Sep 04, 2025

Is Protagonist Therapeutics Inc. in a bullish channel2025 Support & Resistance & Consistent Profit Trading Strategies - خودرو بانک

Sep 04, 2025
pulisher
Sep 04, 2025

How is Protagonist Therapeutics Inc. managing supply chain issues2025 Year in Review & Verified Momentum Stock Ideas - خودرو بانک

Sep 04, 2025
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Sep 04, 2025

Using Ichimoku Cloud for Protagonist Therapeutics Inc. technicalsRate Cut & Daily Profit Maximizing Trade Tips - Newser

Sep 04, 2025
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Sep 04, 2025

Applying big data sentiment scoring on Protagonist Therapeutics Inc.Market Risk Analysis & Weekly High Potential Stock Alerts - Newser

Sep 04, 2025
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Sep 04, 2025

Can Protagonist Therapeutics Inc. continue delivering strong returns2025 Pullback Review & AI Powered Buy/Sell Recommendations - khodrobank.com

Sep 04, 2025
pulisher
Sep 04, 2025

What momentum shifts mean for Protagonist Therapeutics Inc.Weekly Trade Summary & Daily Volume Surge Signals - Newser

Sep 04, 2025
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Sep 04, 2025

Comparing Protagonist Therapeutics Inc. in custom built stock radarsTrade Risk Report & Detailed Earnings Play Alerts - Newser

Sep 04, 2025
pulisher
Sep 04, 2025

Will Protagonist Therapeutics Inc. stock go up soon2025 Support & Resistance & Risk Controlled Swing Alerts - Newser

Sep 04, 2025
pulisher
Sep 04, 2025

Technical analysis overview for Protagonist Therapeutics Inc. stock2025 Price Momentum & Reliable Entry Point Trade Alerts - Newser

Sep 04, 2025
pulisher
Sep 04, 2025

Northern Trust Corp Buys 10,927 Shares of Protagonist Therapeutics, Inc. $PTGX - MarketBeat

Sep 04, 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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$36.36
price down icon 0.93%
$83.10
price down icon 3.56%
$27.82
price down icon 2.76%
$96.74
price down icon 7.26%
$145.93
price up icon 0.10%
biotechnology ONC
$324.34
price down icon 3.38%
Cap:     |  Volume (24h):