Prothena (PRTA) News Today → Altcoin FRENZY Alert… (From Crypto 101 Media) (Ad) Free PRTA Stock Alerts $24.77 -0.39 (-1.55%) (As of 03/28/2024 ET) Add Compare Share Share HeadlinesStock AnalysisAnalyst ForecastsChartCompetitorsEarningsFinancialsHeadlinesInsider TradesOptions ChainOwnershipSEC FilingsShort InterestSocial MediaStock AnalysisAnalyst ForecastsChartCompetitorsEarningsFinancialsHeadlinesInsider TradesOptions ChainOwnershipSEC FilingsShort InterestSocial Media All Sources Trusted Sources MarketBeat.com Benzinga Bloomberg MarketWatch Motley Fool NASDAQ PR Newswire Reuters Seeking Alpha The Street The Wall Street Journal Yahoo Finance Source Sentiment refers to the positivity or negativity of each headline according to our language processing algorithm. Sentiment All Sentiments Very Positive Positive Neutral Negative Very Negative SourceHeadlineProthena (NASDAQ:PRTA) Trading Down 2.3%marketbeat.com - March 28 at 4:33 PMProthena Co. plc (NASDAQ:PRTA) Shares Purchased by SG Americas Securities LLCmarketbeat.com - March 25 at 5:41 AMProthena (NASDAQ:PRTA) Stock Price Down 4.9%marketbeat.com - March 18 at 11:55 AMProthena Co. plc (NASDAQ:PRTA) Shares Sold by Wellington Management Group LLPmarketbeat.com - March 18 at 4:53 AMDemystifying Prothena Corp: Insights From 8 Analyst Reviewsmarkets.businessinsider.com - March 13 at 3:52 PMProthena Co. plc Forecasted to Post FY2026 Earnings of ($4.63) Per Share (NASDAQ:PRTA)marketbeat.com - March 11 at 3:23 AMQube Research & Technologies Ltd Buys 43,256 Shares of Prothena Co. plc (NASDAQ:PRTA)marketbeat.com - March 8 at 5:34 AMPiper Sandler Reaffirms Their Buy Rating on Prothena (PRTA)markets.businessinsider.com - March 7 at 6:13 PMProthena Co. plc (NASDAQ:PRTA) Receives Average Recommendation of "Moderate Buy" from Brokeragesmarketbeat.com - March 7 at 3:38 AMProthena to Participate in Upcoming Healthcare Conferencesbusinesswire.com - March 5 at 4:05 PMProthena Appoints David Ford to Newly Created Chief People Officer Positionfinance.yahoo.com - March 4 at 8:23 PMTrexquant Investment LP Acquires Shares of 56,843 Prothena Co. plc (NASDAQ:PRTA)marketbeat.com - March 2 at 6:43 AMProthena Corporation plc (PRTA)finance.yahoo.com - March 1 at 2:50 PM28,000 Shares in Prothena Co. plc (NASDAQ:PRTA) Acquired by Algert Global LLCmarketbeat.com - February 28 at 6:36 AMHealthcare of Ontario Pension Plan Trust Fund Invests $1.47 Million in Prothena Co. plc (NASDAQ:PRTA)marketbeat.com - February 26 at 6:57 AMMariner LLC Acquires 32,870 Shares of Prothena Co. plc (NASDAQ:PRTA)marketbeat.com - February 25 at 6:50 AMProthena: Alzheimer's Data Update In 2024 Could Move The Needleseekingalpha.com - February 23 at 12:31 PMProthena Co. plc Expected to Post FY2024 Earnings of ($4.61) Per Share (NASDAQ:PRTA)marketbeat.com - February 22 at 7:35 AMCitigroup Inc. Purchases 20,378 Shares of Prothena Co. plc (NASDAQ:PRTA)marketbeat.com - February 22 at 5:24 AMProthena appoints Daniel G. Welch as Chair Designatemsn.com - February 21 at 8:48 PMProthena Announces Appointment of Daniel G. Welch as Director and Chair Designatebusinesswire.com - February 21 at 4:05 PMProthena Co. plc (NASDAQ:PRTA) Shares Purchased by Fmr LLCmarketbeat.com - February 21 at 7:31 AMProthena (NASDAQ:PRTA) Given New $80.00 Price Target at Oppenheimermarketbeat.com - February 20 at 9:21 AMProthena (NASDAQ:PRTA) Downgraded to "Sell" at StockNews.commarketbeat.com - February 19 at 11:21 PMProthena Co. plc (NASDAQ:PRTA) Shares Sold by Silverarc Capital Management LLCmarketbeat.com - February 18 at 12:54 PMPRTA Mar 2024 105.000 callfinance.yahoo.com - February 17 at 9:10 AMProthena Full Year 2023 Earnings: Beats Expectationsfinance.yahoo.com - February 17 at 9:10 AMPromising Outlook for Prothena’s Amyloidosis Treatments: Analyst Endorses Buy Ratingmarkets.businessinsider.com - February 16 at 7:45 PMProthena (PRTA) Q4 Earnings Miss Estimates on Higher R&D Expensefinance.yahoo.com - February 16 at 7:45 PMJMP Securities Raises Prothena (NASDAQ:PRTA) Price Target to $85.00marketbeat.com - February 16 at 3:50 PMRBC Capital Reaffirms Their Hold Rating on Prothena (PRTA)markets.businessinsider.com - February 16 at 2:45 PMDecoding 6 Analyst Evaluations For Prothena Corpmarkets.businessinsider.com - February 16 at 2:45 PMProthena Corporation plc (NASDAQ:PRTA) Q4 2023 Earnings Call Transcriptfinance.yahoo.com - February 16 at 2:45 PMProthena (NASDAQ:PRTA) Releases Earnings Results, Misses Expectations By $0.03 EPSmarketbeat.com - February 16 at 2:35 PMProthena (NASDAQ:PRTA) PT Lowered to $35.00marketbeat.com - February 16 at 1:51 PMProthena Reports Fourth Quarter and Full Year 2023 Financial Results, and Provides Financial Guidance and Business Highlightsfinance.yahoo.com - February 15 at 9:04 PMProthena Corp PLC (PRTA) Reports 2023 Financial Results and Provides 2024 Outlookfinance.yahoo.com - February 15 at 9:04 PMProthena Corporation plc 2023 Q4 - Results - Earnings Call Presentationseekingalpha.com - February 15 at 8:00 PMProthena Reports Fourth Quarter and Full Year 2023 Financial Results, and Provides Financial Guidance and Business Highlightsbusinesswire.com - February 15 at 4:05 PMEarnings Outlook For Prothena Corpbenzinga.com - February 14 at 1:14 PMBarclays PLC Increases Holdings in Prothena Co. plc (NASDAQ:PRTA)marketbeat.com - February 11 at 4:42 AMProthena Co. plc (NASDAQ:PRTA) Receives Consensus Rating of "Moderate Buy" from Brokeragesmarketbeat.com - February 11 at 3:32 AMProthena (PRTA) to Release Earnings on Thursdaymarketbeat.com - February 9 at 12:11 PMProthena (NASDAQ:PRTA) Shares Down 5% marketbeat.com - February 2 at 12:18 PMJump Financial LLC Grows Stock Position in Prothena Co. plc (NASDAQ:PRTA)marketbeat.com - January 31 at 7:49 AMFY2024 Earnings Estimate for Prothena Co. plc Issued By Leerink Partnrs (NASDAQ:PRTA)marketbeat.com - January 31 at 7:19 AMProthena (NASDAQ:PRTA) Shares Gap Down to $33.76marketbeat.com - January 30 at 3:37 PMProthena (NASDAQ:PRTA) Stock Rating Reaffirmed by Bank of Americamarketbeat.com - January 30 at 8:23 AMFY2028 Earnings Estimate for Prothena Co. plc (NASDAQ:PRTA) Issued By Leerink Partnrsmarketbeat.com - January 30 at 7:16 AMNavigating 5 Analyst Ratings For Prothena Corpmarkets.businessinsider.com - January 25 at 5:11 PM Get Prothena News Delivered to You Automatically Sign up to receive the latest news and ratings for PRTA and its competitors with MarketBeat's FREE daily newsletter. 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We track news headlines from hundreds of news outlets and tag them by company. This chart compares the number of articles about this company in the last seven days compared with the average number of articles about this company on a typical week. PRTA Articles This Week▼23▲PRTA Articles Average Week Get Prothena News Delivered to You Automatically Sign up to receive the latest news and ratings for PRTA and its competitors with MarketBeat's FREE daily newsletter. 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