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Prothena Corporation plc - Ordinary Shares (NQ:PRTA)

7.970 -0.300 (-3.63%)
Delayed Quote Updated: 12:27 PM EDT, Oct 6, 2026 Add to My Watchlist
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Headline News about Prothena Corporation plc - Ordinary Shares

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Prothena (NASDAQ:PRTA) Beats EPS but Misses Revenue in Mixed Q2 2026 Results ↗
Via Chartmill
Prothena (NASDAQ:PRTA) Smashes Q1 Estimates on $50 Million Milestone Payment, Shares Steady ↗
Via Chartmill
What's going on in today's after hours session ↗
Via Chartmill
Prothena Corporation (NASDAQ:PRTA) Reports Q4 2025 Revenue Miss, Highlights Pipeline Progress and 2026 Cash Guidance ↗
Via Chartmill
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Novo Nordisk's $100 Million Coramitug Shows Promise In Reducing Heart Failure Biomarker ↗
Novo Nordisk's Coramitug cut NT-proBNP levels and was well tolerated in a Phase 2 ATTR-CM trial, paving the way for its Phase 3 CLEOPATTRA study. 
Via Benzinga
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Prothena Corp PLC (NASDAQ:PRTA) Reports Q3 2025 Earnings and Key Pipeline Milestones ↗
Prothena reports Q3 2025 earnings, provides updates on its neurodegenerative disease pipeline, and reaffirms strong cash position. 
Via Chartmill
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Earnings Scheduled For November 6, 2025 ↗
 
Via Benzinga
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9 Analysts Assess Prothena Corp: What You Need To Know ↗
 
Via Benzinga
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Earnings Scheduled For August 4, 2025 ↗
 
Via Benzinga
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A Glimpse of Prothena Corp's Earnings Potential ↗
 
Via Benzinga
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Deep Dive Into Prothena Corp Stock: Analyst Perspectives (7 Ratings) ↗
 
Via Benzinga
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Alibaba To Rally More Than 12%? Here Are 10 Top Analyst Forecasts For Tuesday ↗
 
Via Benzinga
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FDA Tightens Safety Guidelines For Biogen Leqembi Alzheimer's Therapy ↗
The FDA now requires earlier MRI screening for Alzheimer's drug Leqembi to detect ARIA-E, a rare but serious side effect, aiming to improve treatment safety for patients. 
Via Benzinga
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Prothena Reports Non-Competitive Brain Swelling Rates In Early Alzheimer's Study ↗
Prothena reported ASCENT trial data showing strong amyloid plaque reduction but high ARIA-E rates for Alzheimer's drug PRX012, prompting a shift in focus. 
Via Benzinga
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What 4 Analyst Ratings Have To Say About Prothena Corp ↗
 
Via Benzinga
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Novo Nordisk Commits To Advancing Prothena Corp-Developed Drug Into Late Stage Trial: Retail Turns Hopeful ↗
Coramitug was initially developed by Prothena and was acquired by Novo Nordisk in July 2021. 
Via Stocktwits
Topics Earnings
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Prothena Q2 Revenue Drops 97% ↗
Via The Motley Fool
Topics Intellectual Property
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8 Analysts Assess Prothena Corp: What You Need To Know ↗
 
Via Benzinga
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Prothena Shares Get A Boost After Company Slashes Workforce, Lowers 2025 Cash Burn Forecast ↗
The biotech firm expects to end 2025 with nearly $300 million in cash as it pivots to focus on its Alzheimer’s and Parkinson’s pipeline. 
Via Stocktwits
Topics Workforce
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Williams Companies To Rally Over 11%? Here Are 10 Top Analyst Forecasts For Wednesday ↗
 
Via Benzinga
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Here are the top movers in Tuesday's session. ↗
Here are the top movers in Tuesday's session, showcasing the stocks with significant price changes. 
Via Chartmill
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12 Health Care Stocks Moving In Tuesday's Intraday Session ↗
 
Via Benzinga
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Let's have a look at the top gainers and losers in the middle of the day of today's session. ↗
Wondering how the US markets performed in the middle of the day on Tuesday? Discover the movers and shakers of today's session in our comprehensive analysis. 
Via Chartmill
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There are notable gap-ups and gap-downs in today's session. ↗
In today's session, there are notable price gaps in the US markets on Tuesday. Take a closer look at the stocks that are gap up and gap down. 
Via Chartmill
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PTC Therapeutics To Rally Around 61%? Here Are 10 Top Analyst Forecasts For Tuesday ↗
 
Via Benzinga
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Expert Outlook: Prothena Corp Through The Eyes Of 5 Analysts ↗
 
Via Benzinga
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Stay updated with the stocks that are on the move in today's pre-market session. ↗
Before the US market kicks off on Tuesday, let's examine the pre-market session and unveil the notable performers among the top gainers and losers. 
Via Chartmill
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PDD Holdings Posts Weak Results, Joins EHang Holdings And Other Big Stocks Moving Lower In Tuesday's Pre-Market Session ↗
 
Via Benzinga
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12 Health Care Stocks Moving In Tuesday's Pre-Market Session ↗
 
Via Benzinga
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Why Is Prothena Stock Trading Lower On Tuesday? ↗
Prothena halts birtamimab development after Phase 3 trial fails to meet endpoints in AL amyloidosis patients; cost cuts and new focus expected. 
Via Benzinga
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