14.40
price up icon2.49%   0.35
pre-market  Pre-market:  14.39   -0.010   -0.07%
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Prothena Corporation Plc stock is traded at $14.40, with a volume of 618.63K. It is up +2.49% in the last 24 hours and down -15.84% over the past month. Prothena Corp PLC is a biotechnology company that focuses on protein dysregulation and a pipeline of investigational therapeutics with the potential to change the course of devastating rare neurodegenerative and peripheral amyloid diseases. The company's clinical pipeline of antibody-based product candidates targets a range of indications, including Amyloid Light-chain (AL) amyloidosis (NEOD001), Parkinson's disease and other related synucleinopathies (PRX002), and inflammatory diseases, including psoriasis and psoriatic arthritis (PRX003) and ATTR amyloidosis (PRX004).
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Previous Close:
$14.05
Open:
$14.05
24h Volume:
618.63K
Relative Volume:
1.30
Market Cap:
$774.31M
Revenue:
$217.25M
Net Income/Loss:
$-50.92M
P/E Ratio:
-10.14
EPS:
-1.42
Net Cash Flow:
$-100.85M
1W Performance:
-16.42%
1M Performance:
-15.84%
6M Performance:
-36.37%
1Y Performance:
-57.77%
1-Day Range:
Value
$13.49
$14.58
1-Week Range:
Value
$13.22
$17.93
52-Week Range:
Value
$13.22
$41.55

Prothena Corporation Plc Stock (PRTA) Company Profile

Name
Name
Prothena Corporation Plc
Name
Phone
011-353-1-236-2500
Name
Address
77 SIR JOHN ROGERSON'S QUAY, BLOCK C, DUBLIN 2
Name
Employee
173
Name
Twitter
@ProthenaCorp
Name
Next Earnings Date
2024-11-04
Name
Latest SEC Filings
Name
PRTA's Discussions on Twitter

Compare PRTA with other stocks

Stocks Price Market Cap Revenue Net Income Cash Flow EPS
PRTA 14.40 774.31M 217.25M -50.92M -100.85M -1.42
VRTX 451.23 115.74B 10.63B -479.80M -1.35B 13.33
REGN 743.35 81.65B 13.85B 4.65B 3.32B 35.06
ARGX 591.82 34.86B 1.86B -40.29M -1.28B -4.16
ALNY 248.79 32.09B 2.09B -332.26M 16.06M -4.14
BNTX 102.14 24.49B 3.30B -501.07M 1.03B 11.54

Prothena Corporation Plc Stock (PRTA) Upgrades & Downgrades

Date Action Analyst Rating Change
Jan-30-24 Downgrade BofA Securities Buy → Neutral
Dec-12-23 Initiated Deutsche Bank Buy
Apr-24-23 Initiated SVB Securities Outperform
Jan-27-23 Initiated Piper Sandler Overweight
Nov-04-22 Downgrade RBC Capital Mkts Outperform → Sector Perform
Sep-28-22 Upgrade BofA Securities Neutral → Buy
Nov-19-21 Initiated JMP Securities Mkt Outperform
Jun-18-21 Upgrade BofA Securities Underperform → Neutral
Jun-08-21 Reiterated Oppenheimer Outperform
May-26-21 Initiated Citigroup Buy
Feb-26-21 Upgrade RBC Capital Mkts Sector Perform → Outperform
Feb-12-21 Upgrade Jefferies Hold → Buy
Feb-02-21 Upgrade BTIG Research Neutral → Buy
Dec-07-20 Initiated H.C. Wainwright Buy
Jul-09-20 Upgrade Oppenheimer Perform → Outperform
Nov-19-19 Upgrade Evercore ISI In-line → Outperform
May-21-18 Downgrade Barclays Equal Weight → Underweight
Apr-23-18 Downgrade Jefferies Buy → Hold
Apr-05-18 Reiterated Barclays Overweight
Nov-20-17 Downgrade Wedbush Outperform → Neutral
Sep-29-17 Reiterated BTIG Research Buy
Sep-15-17 Initiated RBC Capital Mkts Outperform
Aug-17-17 Initiated Evercore ISI Outperform
Jul-11-17 Initiated Jefferies Buy
Apr-12-17 Initiated Cantor Fitzgerald Overweight
Apr-12-17 Initiated Piper Jaffray Overweight
Mar-02-17 Initiated Instinet Buy
Dec-21-16 Initiated SunTrust Buy
Nov-03-16 Initiated Deutsche Bank Buy
Aug-04-16 Reiterated Barclays Overweight
May-13-16 Initiated Barclays Overweight
Feb-19-16 Reiterated Wedbush Outperform
Jan-21-16 Initiated Credit Suisse Outperform
View All

Prothena Corporation Plc Stock (PRTA) Latest News

pulisher
02:47 AM

Prothena (NASDAQ:PRTA) Rating Lowered to “Sell” at StockNews.com - Defense World

02:47 AM
pulisher
Nov 18, 2024

Prothena FY2024 EPS Forecast Raised by Cantor Fitzgerald - Defense World

Nov 18, 2024
pulisher
Nov 18, 2024

Prothena FY2024 EPS Forecast Boosted by Cantor Fitzgerald - MarketBeat

Nov 18, 2024
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Nov 18, 2024

FY2024 EPS Estimates for Prothena Reduced by HC Wainwright - MarketBeat

Nov 18, 2024
pulisher
Nov 16, 2024

Prothena (NASDAQ:PRTA) Hits New 12-Month LowHere's What Happened - MarketBeat

Nov 16, 2024
pulisher
Nov 15, 2024

Prothena Co. plc (NASDAQ:PRTA) Receives $61.86 Average PT from Brokerages - Defense World

Nov 15, 2024
pulisher
Nov 15, 2024

FY2028 EPS Estimates for Prothena Increased by HC Wainwright - MarketBeat

Nov 15, 2024
pulisher
Nov 14, 2024

Prothena's SWOT analysis: stock poised for potential breakthroughs amid risks - Investing.com India

Nov 14, 2024
pulisher
Nov 13, 2024

Expert Ratings For Prothena Corp - Benzinga

Nov 13, 2024
pulisher
Nov 13, 2024

Prothena's (PRTA) Buy Rating Reiterated at HC Wainwright - MarketBeat

Nov 13, 2024
pulisher
Nov 13, 2024

Prothena (NASDAQ:PRTA) Announces Quarterly Earnings Results, Beats Estimates By $0.08 EPS - MarketBeat

Nov 13, 2024
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Nov 13, 2024

Prothena Q3 Earnings Beat Estimates, Pipeline Progress in Focus - Yahoo Finance

Nov 13, 2024
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Nov 12, 2024

Prothena Reports Third Quarter 2024 Financial Results and Business Highlights - BioSpace

Nov 12, 2024
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Nov 12, 2024

Prothena (PRTA) Reports Q3 Loss, Misses Revenue Estimates - Yahoo Finance

Nov 12, 2024
pulisher
Nov 12, 2024

Prothena: Q3 Earnings Snapshot - Marketscreener.com

Nov 12, 2024
pulisher
Nov 12, 2024

Prothena Corp PLC Reports Q3 2024 EPS Loss of $1.10, Beats Estimate; Revenue Misses at $1.0 Million - GuruFocus.com

Nov 12, 2024
pulisher
Nov 12, 2024

Prothena Reports $59M Q3 Loss, Pipeline Updates Signal Key Trial Results in 2024-25 | PRTA Stock News - StockTitan

Nov 12, 2024
pulisher
Nov 12, 2024

Prothena Corporation plc Reports Earnings Results for the Third Quarter and Nine Months Ended September 30, 2024 - Marketscreener.com

Nov 12, 2024
pulisher
Nov 12, 2024

Prothena Co. plc (NASDAQ:PRTA) Receives $61.86 Average Target Price from Brokerages - MarketBeat

Nov 12, 2024
pulisher
Nov 09, 2024

Creative Planning Invests $350,000 in Prothena Co. plc (NASDAQ:PRTA) - Defense World

Nov 09, 2024
pulisher
Nov 08, 2024

Wellington Management Group LLP's Strategic Acquisition in Proth - GuruFocus.com

Nov 08, 2024
pulisher
Nov 06, 2024

Prothena (PRTA) Scheduled to Post Earnings on Tuesday - MarketBeat

Nov 06, 2024
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Nov 05, 2024

Prothena to Report Third Quarter 2024 Financial Results on November 12 - The Bakersfield Californian

Nov 05, 2024
pulisher
Nov 03, 2024

Long Term Trading Analysis for (PRTA) - Stock Traders Daily

Nov 03, 2024
pulisher
Oct 29, 2024

Prothena (NASDAQ:PRTA) Stock Price Up 5.7%Here's Why - MarketBeat

Oct 29, 2024
pulisher
Oct 29, 2024

Prothena (PRTA) Upgraded to Buy: What Does It Mean for the Stock? - Yahoo Finance

Oct 29, 2024
pulisher
Oct 29, 2024

Strength Seen in Prothena (PRTA): Can Its 15.0% Jump Turn into More Strength? - Yahoo Finance

Oct 29, 2024
pulisher
Oct 28, 2024

Prothena (NASDAQ:PRTA) Shares Gap UpShould You Buy? - MarketBeat

Oct 28, 2024
pulisher
Oct 28, 2024

Prothena's SWOT analysis: stock poised for growth amid clinical milestones - Investing.com

Oct 28, 2024
pulisher
Oct 28, 2024

Prothena Co. plc (NASDAQ:PRTA) Short Interest Up 28.1% in October - MarketBeat

Oct 28, 2024
pulisher
Oct 25, 2024

Prothena (NASDAQ:PRTA) Sets New 12-Month LowHere's What Happened - MarketBeat

Oct 25, 2024
pulisher
Oct 24, 2024

When (PRTA) Moves Investors should Listen - Stock Traders Daily

Oct 24, 2024
pulisher
Oct 22, 2024

SG Americas Securities LLC Sells 40,485 Shares of Prothena Co. plc (NASDAQ:PRTA) - MarketBeat

Oct 22, 2024
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Oct 21, 2024

Analysts Set Prothena Co. plc (NASDAQ:PRTA) Target Price at $61.86 - Defense World

Oct 21, 2024
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Oct 18, 2024

State Street Corp's Strategic Reduction in Prothena Corp PLC Hol - GuruFocus.com

Oct 18, 2024
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Oct 18, 2024

Prothena: Delays And Data Uncertainty Undermine Case For Investing (Downgrade) (PRTA) - Seeking Alpha

Oct 18, 2024
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Oct 18, 2024

Prothena Co. plc (NASDAQ:PRTA) Receives Consensus Recommendation of "Moderate Buy" from Brokerages - MarketBeat

Oct 18, 2024
pulisher
Oct 15, 2024

Prothena (NASDAQ:PRTA) Stock Price Crosses Below 200 Day Moving AverageHere's What Happened - MarketBeat

Oct 15, 2024
pulisher
Oct 14, 2024

Tau Inhibitors Clinical Trial Pipeline Analysis Demonstrates 25+ Key Companies at the Horizon Expected to Transform the Treatment Paradigm, Assesses DelveInsight - GlobeNewswire Inc.

Oct 14, 2024
pulisher
Oct 13, 2024

(PRTA) Long Term Investment Analysis - Stock Traders Daily

Oct 13, 2024
pulisher
Oct 08, 2024

Is Prothena Corporation plc (PRTA) worth investing in despite its undervalued state? - US Post News

Oct 08, 2024
pulisher
Oct 07, 2024

Holdings of Prothena Corporation plc (PRTA) are aligned with the stars - SETE News

Oct 07, 2024
pulisher
Oct 07, 2024

Daily Progress: Prothena Corporation plc (PRTA) Gain 0.36, Closing at 16.86 - The Dwinnex

Oct 07, 2024
pulisher
Oct 05, 2024

Dimensional Fund Advisors LP Reduces Holdings in Prothena Co. plc (NASDAQ:PRTA) - Defense World

Oct 05, 2024
pulisher
Oct 04, 2024

Duncan Williams Asset Management LLC Makes New Investment in Prothena Co. plc (NASDAQ:PRTA) - MarketBeat

Oct 04, 2024
pulisher
Oct 04, 2024

Algert Global LLC Acquires 28,841 Shares of Prothena Co. plc (NASDAQ:PRTA) - Defense World

Oct 04, 2024
pulisher
Oct 02, 2024

Nothing is Better Than Prothena Corporation plc (PRTA) stock at the moment - SETE News

Oct 02, 2024
pulisher
Oct 02, 2024

(PRTA) On The My Stocks Page - Stock Traders Daily

Oct 02, 2024
pulisher
Oct 02, 2024

Prothena Corporation plc (NASDAQ:PRTA) Looks Inexpensive After Falling 25% But Perhaps Not Attractive Enough - Simply Wall St

Oct 02, 2024
pulisher
Oct 01, 2024

PRTA’s price-to-sales ratio: A comparative analysis with its peers - US Post News

Oct 01, 2024
pulisher
Oct 01, 2024

Prothena Corporation plc (PRTA) Stock: A Year of Market Movement, Down and Up - The InvestChronicle

Oct 01, 2024

Prothena Corporation Plc Stock (PRTA) Financials Data

Revenue

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Net Income

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Cash Flow

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EPS

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$71.05
price up icon 0.69%
$18.62
price down icon 6.90%
$36.94
price down icon 0.94%
$364.33
price up icon 1.00%
$194.26
price up icon 3.46%
$102.14
price down icon 4.00%
Cap:     |  Volume (24h):