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Prothena Corporation plc - Ordinary Shares (NQ:PRTA)

8.550 -0.040 (-0.47%)
Streaming Delayed Price Updated: 9:44 AM EDT, Mar 19, 2026 Add to My Watchlist
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All News about Prothena Corporation plc - Ordinary Shares

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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
From Prothena Corporation plc
Via Business Wire
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Prothena Announces up to $100 Million Share Repurchase Plan
From Prothena Corporation plc
Via Business Wire
Prothena Corporation (NASDAQ:PRTA) Reports Q4 2025 Revenue Miss, Highlights Pipeline Progress and 2026 Cash Guidance ↗
Via Chartmill
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Prothena Reports Fourth Quarter and Full Year 2025 Financial Results, and Provides Financial Guidance and Business Highlights
From Prothena Corporation plc
Via Business Wire
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Prothena to Report Fourth Quarter and Full Year 2025 Financial Results on February 19, 2026
From Prothena Corporation plc
Via Business Wire
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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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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 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
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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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