Recent Quotes View Full List My Watchlist Create Watchlist Indicators DJI Nasdaq Composite SPX Gold Crude Oil EL&P Market Index Markets Stocks ETFs Tools Overview News Currencies International Treasuries Prothena Corp (NQ: PRTA ) 21.49 -0.49 (-2.23%) Streaming Delayed Price Updated: 1:25 PM EDT, Aug 27, 2024 Add to My Watchlist Quote Overview Detailed Quote Charting Historical Prices News All News News Headlines Press Releases Research Quarterly Reports Insider Filings Other Filings Price and Volume Detailed Quote Volume 72,214 Open 21.84 Bid (Size) 21.44 (1) Ask (Size) 21.53 (1) Prev. Close 21.98 Today's Range 21.20 - 21.84 52wk Range 18.69 - 56.63 Shares Outstanding 45,047,449 Dividend Yield N/A Intraday 1 Week 1 Month 3 Month 1 Year 3 Year 5 Year Top News More News PRTA Stock Earnings: Prothena Corp Beats EPS, Beats Revenue for Q2 2024 August 08, 2024 PRTA stock results show that Prothena Corp beat analyst estimates for earnings per share and beat on revenue for the second quarter of 2024. Via InvestorPlace Prothena Reports Second Quarter 2024 Financial Results and Business Highlights August 08, 2024 From Prothena Corporation plc Via Business Wire Performance YTD -44.24% -44.24% 1 Month -10.35% -10.35% 3 Month +7.72% +7.72% 6 Month -23.74% -23.74% 1 Year -61.15% -61.15% More News Read More Prothena to Report Second Quarter 2024 Financial Results on August 8 August 01, 2024 From Prothena Corporation plc Via Business Wire Eli Lilly Drags Alzheimer's Stocks Prothena, Eisai Lower Despite FDA Win June 11, 2024 Via Investor's Business Daily Exposures Product Safety Demystifying Prothena Corp: Insights From 8 Analyst Reviews March 13, 2024 Via Benzinga Decoding 6 Analyst Evaluations For Prothena Corp February 16, 2024 Via Benzinga Prothena Corp: Q4 Earnings Insights February 15, 2024 Via Benzinga Prothena Announces Bristol Myers Squibb Opt-in for Exclusive Global License for PRX019, the Second Program from Global Neuroscience Research and Development Collaboration May 28, 2024 From Prothena Corporation plc Via Business Wire PRTA Stock Earnings: Prothena Corp Misses EPS, Misses Revenue for Q1 2024 May 08, 2024 Via InvestorPlace Prothena Reports First Quarter 2024 Financial Results and Business Highlights May 08, 2024 From Prothena Corporation plc Via Business Wire Prothena to Report First Quarter 2024 Financial Results on May 8 May 01, 2024 From Prothena Corporation plc Via Business Wire Earnings Scheduled For February 15, 2024 February 15, 2024 Via Benzinga Earnings Outlook For Prothena Corp February 14, 2024 Via Benzinga Navigating 5 Analyst Ratings For Prothena Corp January 25, 2024 Via Benzinga Prothena Announces Review on Birtamimab Mechanism of Action and Pharmacological Characteristics Published in Leukemia & Lymphoma April 15, 2024 From Prothena Corporation plc Via Business Wire Race To Treat Alzheimer's Disease Is Heating Up Despite Eli Lilly's Setback March 28, 2024 Via Investor's Business Daily Exposures Product Safety Prothena to Participate in Upcoming Healthcare Conferences March 05, 2024 From Prothena Corporation plc Via Business Wire $100 Invested In Prothena Corp 5 Years Ago Would Be Worth This Much Today January 22, 2024 Via Benzinga Demystifying Prothena Corp: Insights From 5 Analyst Reviews January 09, 2024 Via Benzinga Prothena Appoints David Ford to Newly Created Chief People Officer Position March 04, 2024 From Prothena Corporation plc Via Business Wire 10 Health Care Stocks Whale Activity In Today's Session February 29, 2024 Via Benzinga Prothena Announces Appointment of Daniel G. Welch as Director and Chair Designate February 21, 2024 From Prothena Corporation plc Via Business Wire Prothena Reports Fourth Quarter and Full Year 2023 Financial Results, and Provides Financial Guidance and Business Highlights February 15, 2024 From Prothena Corporation plc Via Business Wire Prothena to Report Fourth Quarter and Full Year 2023 Financial Results on February 15, 2024 February 08, 2024 From Prothena Corporation plc Via Business Wire Why UPS Shares Are Trading Lower By 8%? Here Are Other Stocks Moving In Tuesday's Mid-Day Session January 30, 2024 Via Benzinga Data & News supplied by www.cloudquote.io Stock quotes supplied by Barchart Quotes delayed at least 20 minutes. By accessing this page, you agree to the following Privacy Policy and Terms and Conditions.