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Prothena Corporation plc - Ordinary Shares (NQ:PRTA)

9.485 -0.265 (-2.72%)
Streaming Delayed Price Updated: 3:11 PM EST, Dec 17, 2025 Add to My Watchlist
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All News about Prothena Corporation plc - Ordinary Shares

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Prothena Announces Board of Directors Update
From Prothena Corporation plc
Via Business Wire
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Prothena Announces Poster Presentation on its TDP-43 CYTOPE® Program at Neuroscience 2025
From Prothena Corporation plc
Via Business Wire
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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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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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Prothena Highlights Phase 2 Data for Coramitug (Formerly PRX004) Published in Circulation, Official Journal of AHA
From Prothena Corporation plc
Via Business Wire
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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
News headline image
Prothena Reports Third Quarter 2025 Financial Results and Business Highlights
From Prothena Corporation plc
Via Business Wire
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Prothena to Report Third Quarter 2025 Financial Results on November 6
From Prothena Corporation plc
Via Business Wire
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Deep Dive Into Prothena Corp Stock: Analyst Perspectives (7 Ratings) ↗
 
Via Benzinga
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Prothena’s Partner Bristol Myers Squibb Obtains Fast Track Designation from the U.S. FDA for BMS-986446 (PRX005), an Anti-MTBR-Tau-Targeting Antibody, for the Treatment of Alzheimer’s Disease
From Prothena Corporation plc
Via Business Wire
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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 to Participate in the Cantor Fitzgerald Global Healthcare Conference
From Prothena Corporation plc
Via Business Wire
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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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Prothena Provides Update on PRX012 and Announces Results from the Phase 1 ASCENT Clinical Program
From Prothena Corporation plc
Via Business Wire
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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 Announces that Novo Nordisk Will Advance Coramitug (Formerly PRX004) into Phase 3 Development for ATTR Amyloidosis with Cardiomyopathy
From Prothena Corporation plc
Via Business Wire
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Prothena Q2 Revenue Drops 97% ↗
Via The Motley Fool
Topics Intellectual Property
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Prothena Reports Second Quarter 2025 Financial Results and Business Highlights
From Prothena Corporation plc
Via Business Wire
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Prothena to Report Second Quarter 2025 Financial Results on August 4
From Prothena Corporation plc
Via Business Wire
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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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Prothena Announces Corporate Restructuring
From Prothena Corporation plc
Via Business Wire
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Prothena’s Partner Roche to Advance Prasinezumab into Phase III Development for Early-Stage Parkinson's Disease
From Prothena Corporation plc
Via Business Wire
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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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