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Prothena Corporation plc - Ordinary Shares (NQ:PRTA)

8.160 UNCHANGED
Streaming Delayed Price Updated: 4:00 PM EDT, Sep 15, 2025 Add to My Watchlist
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All News about Prothena Corporation plc - Ordinary Shares

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Benzinga's Top Ratings Upgrades, Downgrades For January 27, 2023
 
Via Benzinga
Biotech Bonanza: 2023 Biotech Outlook As The Fed Remains Hawkish
2023 can be the year of biotechs after two consecutive years of negative or barely positive returns. 
Via Talk Markets
How To Weather These Choppy Markets
Until we get an absolute bottom in the markets, the best way to avoid experiencing a devastating permanent loss of capital is to keep away from stocks with deteriorating fundamentals and heavy insider... 
Via Talk Markets
Top Biotech Companies Are Making Steady Progress In Developing Treatments To Fight Alzheimer’s Disease
The estimated cost of Alzheimer's disease and related dementia (ADRD) care in 2021 was $355 billion. Investing in the top companies that are making steady progress toward developing a treatment for... 
Via Talk Markets
Analyst Expectations for Prothena Corp's Future
 
Via Benzinga
Cantor Fitzgerald Maintains Overweight Rating for Prothena Corp: Here's What You Need To Know
 
Via Benzinga
Prothena Announces Pricing of Public Offering of 3,250,000 Ordinary Shares
From Prothena Corporation plc
Via Business Wire
Why Prothena Shares Are Trading Lower
Prothena Corporation PLC (NASDAQ: PRTA) shares are trading lower by 6.53% to $59.10 during Wednesday morning. The company announced that it has commenced an underwritten public offering of 3,000,000 of... 
Via Benzinga
Why Prothena Shares Are Nosediving During Tuesday's After-Hours Session
Prothena Corporation PLC (NASDAQ: PRTA) shares are trading lower by some 8.35% to $57.95 during Tuesday's after-hours session. The company announced that it has commenced an underwritten public... 
Via Benzinga
12 Health Care Stocks Moving In Tuesday's After-Market Session
 
Via Benzinga
Prothena Announces Proposed Public Offering of Ordinary Shares
From Prothena Corporation plc
Via Business Wire
What 4 Analyst Ratings Have To Say About Prothena Corp
Within the last quarter, Prothena Corp (NASDAQ:PRTA) has observed the following analyst ratings: 
Via Benzinga
Recap: Prothena Corp Q3 Earnings
Prothena Corp (NASDAQ:PRTA) reported its Q3 earnings results on Thursday, November 3, 2022 at 04:00 PM. Here's what investors need to know about the announcement. 
Via Benzinga
Prothena Presents Data Demonstrating Consistent Survival Benefit Observed with Birtamimab in Mayo Stage IV AL Amyloidosis Patients in Phase 3 VITAL Study at ASH 2022
From Prothena Corporation plc
Via Business Wire
10 Health Care Stocks Whale Activity In Today's Session
This whale alert can help traders discover the next big trading opportunities. Whales are entities with large sums of money and we track their transactions here at Benzinga on our options activity... 
Via Benzinga
Prothena Announces Achievement of $40 Million Clinical Milestone Payment from Novo Nordisk for PRX004/NNC6019 Under Investigation for the Treatment of ATTR Cardiomyopathy
From Prothena Corporation plc
Via Business Wire
Roche's Alzheimer's Drug Fails In Phase 3; Here's The Fallout For Biogen, Lilly, Prothena And Others
Biogen rose on Roche's Alzheimer's failure as a potential competitor drops off the map. 
Via Investor's Business Daily
Benzinga's Top Ratings Upgrades, Downgrades For November 4, 2022
Upgrades 
Via Benzinga
Prothena Reports Third Quarter 2022 Financial Results and Business Highlights
From Prothena Corporation plc
Via Business Wire
Prothena to Present Data on Survival Benefit Observed in Completed Phase 3 Study of Drug Candidate Birtamimab in Patients with Mayo Stage IV AL Amyloidosis at the ASH 2022 Meeting
From Prothena Corporation plc
Via Business Wire
Earnings Preview: Prothena Corp
Prothena Corp (NASDAQ:PRTA) is set to give its latest quarterly earnings report on Thursday, 2022-11-03. Here's what investors need to know before the announcement. Analysts estimate that Prothena Corp... 
Via Benzinga
As Small Caps Rally, These 3 Finance High-Yielders Could Have Further Upside
In the past month with the Russell 2000 index up roughly 7%, as compared to the S&P 500 index up nearly 4.8%, it is evident that small cap stocks are leading the charge in this bear market rally. The... 
Via Benzinga
Prothena to Report Third Quarter 2022 Financial Results on November 3rd
From Prothena Corporation plc
Via GlobeNewswire
Alzheimer’s Pipeline of New Treatments Race to Improve Quality of Life for Patients
Palm Beach, FL – October 20, 2022 – FinancialNewsMedia.com News Commentary – Last year, about 6.2 million people aged 65 and above living in America were suffering from Alzheimer’s disease, (AD) which... 
Via FinancialNewsMedia
Netflix, Biogen And Other Big Gainers From Wednesday
U.S. stocks closed higher with the Dow Jones surging more than 500 points on Wednesday. Here is the list of some big stocks recording gains in the previous session. 
Via Benzinga
Why NLS Pharmaceutics Shares Tumbled Over 66%; Here Are 68 Biggest Movers From Yesterday
Gainers PepGen Inc. (NASDAQ: PEPG) jumped 110.2% to close at $10.93 after the company announced results from its Phase 1 healthy volunteer trial of PGN-EDO51 for Duchenne Muscular Dystrophy. The trial... 
Via Benzinga
These Stocks Are On The Radar After Biogen-Eisai's Surprising Alzheimer's Trial Win
 
Via Benzinga
12 Health Care Stocks Moving In Wednesday's Intraday Session
Gainers 
Via Benzinga
LVWR Stock Alert: 7 Things to Know as LiveWire Starts Trading
LiveWire (LVWR) stock is in the news Wednesday as the electric motorcycle company makes its trading debut today after a SPAC merger. 
Via InvestorPlace
Why Is Prothena (PRTA) Stock Up 75% Today?
Prothena (PRTA) stock is seeing massive gains on Wednesday despite a lack of recent news from the late-stage clinical company. 
Via InvestorPlace
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