Discover

PRTA
Prothena Corporation plc
9.20
7 x 9.20
2 x 9.21
bid
ask
+
0.08
0.88%
01:32 PM
timesize
Ytd-3.66%
1y19.95%
8.86
day range
9.26
7.50
52 week range
11.80
Open9.12Prev Close9.12Low8.86High9.26Mkt Cap481.00M
Vol217.71KAvg Vol575.45KEPS-2.37P/E-3.88Forward P/E-3.57
Beta-0.30Short Ratio17.35Inst. Own96.97%DividendN/ADiv YieldN/A
Ex Div DateN/AEarning08-0350-d Avg8.92200-d Avg9.591yr Est49.75

PRTA News

PRTA's Q2 Loss Narrower Than Expected, Pipeline Progress in Focus
zacks.com
PRTA's Q2 Loss Narrower Than Expected, Pipeline Progress in Focus

Prothena beat adjusted Q2 loss estimates, reaffirmed 2026 cash-use guidance and highlights partner p

Prothena (PRTA) Reports Q2 Loss, Misses Revenue Estimates
zacks.com
Prothena (PRTA) Reports Q2 Loss, Misses Revenue Estimates

Prothena (PRTA) came out with a quarterly loss of $0.32 per share versus the Zacks Consensus Estimat

Prothena Reports Second Quarter 2026 Financial Results and Business Highlights
businesswire.com
Prothena Reports Second Quarter 2026 Financial Results and Business Highlights

DUBLIN--(BUSINESS WIRE)---- $PRTA #Prothena--Prothena reported financial results for the second quar

Prothena (NASDAQ:PRTA) Share Price Passes Below 200-Day Moving Average   – Time to Sell?
defenseworld.net
Prothena (NASDAQ:PRTA) Share Price Passes Below 200-Day Moving Average – Time to Sell?

Shares of Prothena Corporation plc (NASDAQ: PRTA - Get Free Report) passed below its 200-day moving

12 Health Care Stocks Moving In Tuesday's Pre-Market Session
benzinga.com
12 Health Care Stocks Moving In Tuesday's Pre-Market Session

Gainers Jupiter Neurosciences (NASDAQ:JUNS) stock rose 36.4% to $0.23 during Tuesday's pre-mark

Why Crown Holdings Shares Are Trading Higher; Here Are 20 Stocks Moving Premarket
benzinga.com
Why Crown Holdings Shares Are Trading Higher; Here Are 20 Stocks Moving Premarket

Crown Holdings Inc (CCK) stock gained 16.4% in pre-market trading after reporting strong Q2 results

PRTA Stock Rises Nearly 11% in Six Months: What's Driving It?
zacks.com
PRTA Stock Rises Nearly 11% in Six Months: What's Driving It?

Prothena shares climb as late-stage partnered programs advance, milestone payments strengthen financ

SRPT or PRTA: Which Is the Better Value Stock Right Now?
zacks.com
SRPT or PRTA: Which Is the Better Value Stock Right Now?

Investors interested in Medical - Biomedical and Genetics stocks are likely familiar with Sarepta Th

Prothena Posts Q1 Earnings as Revenues Surge on Milestone Payment
zacks.com
Prothena Posts Q1 Earnings as Revenues Surge on Milestone Payment

PRTA posted a Q1 profit as a $50M Novo Nordisk milestone payment boosted revenue and improved its 20

Prothena Reports First Quarter 2026 Financial Results and Business Highlights
businesswire.com
Prothena Reports First Quarter 2026 Financial Results and Business Highlights

DUBLIN--(BUSINESS WIRE)---- $PRTA #Prothena--Prothena today reported financial results for the first

12 Health Care Stocks Moving In Monday's After-Market Session
benzinga.com
12 Health Care Stocks Moving In Monday's After-Market Session

Prothena Announces Novo Nordisk Obtains Fast Track Designation from the U.S. FDA for Coramitug (PRX004) in ATTR Amyloidosis with Cardiomyopathy
businesswire.com
Prothena Announces Novo Nordisk Obtains Fast Track Designation from the U.S. FDA for Coramitug (PRX0

DUBLIN--(BUSINESS WIRE)---- $PRTA #Prothena--Prothena announces Novo Nordisk obtains Fast Track Desi

Prothena Announces Leadership Team Updates
businesswire.com
Prothena Announces Leadership Team Updates

DUBLIN--(BUSINESS WIRE)---- $PRTA #Prothena--Prothena promoting Ms. Kingston to Chief Strategy Offic

Wall Street Analysts Think Prothena (PRTA) Could Surge 120.19%: Read This Before Placing a Bet
zacks.com
Wall Street Analysts Think Prothena (PRTA) Could Surge 120.19%: Read This Before Placing a Bet

The mean of analysts' price targets for Prothena (PRTA) points to a 120.2% upside in the stock. Whil

Prothena Partners Present Data Supporting Next Generation Treatments for Parkinson's and Alzheimer's Disease at AD/PDâ„¢ 2026
businesswire.com
Prothena Partners Present Data Supporting Next Generation Treatments for Parkinson's and Alzheimer's

DUBLIN--(BUSINESS WIRE)---- $PRTA #Prothena--Prothena partners presented clinical data updates for p

Prothena Announces Achievement of $50 Million Clinical Milestone Payment from Novo Nordisk Related to Ongoing Phase 3 Clinical Trial for Coramitug (Formerly PRX004) in ATTR Amyloidosis with Cardiomyopathy
businesswire.com
Prothena Announces Achievement of $50 Million Clinical Milestone Payment from Novo Nordisk Related t

DUBLIN--(BUSINESS WIRE)---- $PRTA #Prothena--Prothena earned a $50 million milestone from Novo Nordi

Prothena: A Hold With 2 Late-Stage Programs Underway But With Caution
seekingalpha.com
Prothena: A Hold With 2 Late-Stage Programs Underway But With Caution

Prothena Corporation plc is maintained at a Hold rating due to mixed phase 2 data and long timelines

Wall Street Analysts Believe Prothena (PRTA) Could Rally 118.09%: Here's is How to Trade
zacks.com
Wall Street Analysts Believe Prothena (PRTA) Could Rally 118.09%: Here's is How to Trade

The consensus price target hints at an 118.1% upside potential for Prothena (PRTA). While empirical

Prothena Announces up to $100 Million Share Repurchase Plan
businesswire.com
Prothena Announces up to $100 Million Share Repurchase Plan

DUBLIN--(BUSINESS WIRE)---- $PRTA #Prothena--Prothena announced its Board has authorized a Share Rep

Prothena Q4 Earnings Meet Estimates, Pipeline Progress in Focus
zacks.com
Prothena Q4 Earnings Meet Estimates, Pipeline Progress in Focus

PRTA posts a narrower year-over-year Q4 loss. Revenues miss estimates, as it outlines 2026 cash burn

Prothena Corporation plc (PRTA) Q4 2025 Earnings Call Transcript
seekingalpha.com
Prothena Corporation plc (PRTA) Q4 2025 Earnings Call Transcript

Prothena Corporation plc (PRTA) Q4 2025 Earnings Call Transcript

Prothena (PRTA) Reports Q4 Loss, Lags Revenue Estimates
zacks.com
Prothena (PRTA) Reports Q4 Loss, Lags Revenue Estimates

Prothena (PRTA) came out with a quarterly loss of $0.44 per share versus the Zacks Consensus Estimat

Prothena Reports Fourth Quarter and Full Year 2025 Financial Results, and Provides Financial Guidance and Business Highlights
businesswire.com
Prothena Reports Fourth Quarter and Full Year 2025 Financial Results, and Provides Financial Guidanc

DUBLIN--(BUSINESS WIRE)---- $PRTA #Prothena--Prothena Reports Fourth Quarter and Full Year 2025 Fina

Earnings Scheduled For February 19, 2026
benzinga.com
Earnings Scheduled For February 19, 2026

Amazon To Rally Around 31%? Here Are 10 Top Analyst Forecasts For Monday
benzinga.com
Amazon To Rally Around 31%? Here Are 10 Top Analyst Forecasts For Monday

Earnings Scheduled For November 6, 2025
benzinga.com
Earnings Scheduled For November 6, 2025

Alibaba To Rally More Than 12%? Here Are 10 Top Analyst Forecasts For Tuesday
benzinga.com
Alibaba To Rally More Than 12%? Here Are 10 Top Analyst Forecasts For Tuesday

benzinga.com
Earnings Scheduled For August 4, 2025

Williams Companies To Rally Over 11%? Here Are 10 Top Analyst Forecasts For Wednesday
benzinga.com
Williams Companies To Rally Over 11%? Here Are 10 Top Analyst Forecasts For Wednesday

benzinga.com
12 Health Care Stocks Moving In Tuesday's Intraday Session

PTC Therapeutics To Rally Around 61%? Here Are 10 Top Analyst Forecasts For Tuesday
benzinga.com
PTC Therapeutics To Rally Around 61%? Here Are 10 Top Analyst Forecasts For Tuesday

benzinga.com
12 Health Care Stocks Moving In Friday's After-Market Session

benzinga.com
12 Health Care Stocks Moving In Friday's After-Market Session

benzinga.com
Earnings Scheduled For May 8, 2025

benzinga.com
Earnings Scheduled For February 20, 2025

benzinga.com
Earnings Scheduled For November 12, 2024

benzinga.com
Earnings Scheduled For February 15, 2024

Companies Reporting Before The Bell • Cognex (NASDAQ:CGNX) is estimated to report quarterly earning

benzinga.com
Earnings Scheduled For November 2, 2023

Companies Reporting Before The Bell • AudioCodes (NASDAQ:AUDC) is estimated to report quarterly ear

benzinga.com
Stocks That Hit 52-Week Lows On Thursday

  On Thursday, 369 companies hit new 52-week lows.

benzinga.com
Earnings Scheduled For August 3, 2023

Companies Reporting Before The Bell • Cedar Fair (NYSE:FUN) is likely to report quarterly earnings

benzinga.com
Earnings Scheduled For May 4, 2023

Companies Reporting Before The Bell • Cedar Fair (NYSE:FUN) is estimated to report quarterly loss a

benzinga.com
Earnings Scheduled For February 23, 2023

Companies Reporting Before The Bell • ChipMOS TECHNOLOGIES (NASDAQ:IMOS) is likely to report earnin

benzinga.com
Earnings Scheduled For November 3, 2022

Companies Reporting Before The Bell • Hyatt Hotels (NYSE:H) is estimated to report quarterly earnin

benzinga.com
Benzinga's Top Ratings Upgrades, Downgrades For September 28, 2022

Upgrades

benzinga.com
Earnings Scheduled For August 8, 2022

  Companies Reporting Before The Bell • Pyxis Tankers (NASDAQ:PXS) is likely to report earnings fo

benzinga.com
Stocks That Hit 52-Week Lows On Tuesday

  On Tuesday, 951 companies hit new 52-week lows.

benzinga.com
Earnings Scheduled For May 5, 2022

  Companies Reporting Before The Bell • Mirum Pharmaceuticals (NASDAQ:MIRM) is expected to report

benzinga.com
Earnings Scheduled For February 17, 2022

  Companies Reporting Before The Bell • Palantir Technologies (NYSE:PLTR) is estimated to report q

benzinga.com
50 Biggest Movers From Yesterday

Gainers electroCore, Inc. (NASDAQ: ECOR) shares jumped 64% to settle at $0.88 on Wednesday after

benzinga.com
Earnings Scheduled For November 4, 2021

  Companies Reporting Before The Bell • DISH Network (NASDAQ:DISH) is likely to report quarterly e