May 28
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Oppenheimer Downgrades Prothena Corporation (NASDAQ:PRTA) to Perform from Outperform
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May 27
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Update: Prothena Shares Fall, Stock Downgraded by Multiple Research Firms After Birtamimab Development Discontinued
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May 27
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Jefferies Downgrades Prothena Corporation (PRTA) After Negative Trial Results
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May 27
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Prothena's Late-Stage Study for AL Amyloidosis Fails, Stock Down
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May 27
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Biogen strikes RNAi deal with City; Aurion withdraws IPO
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May 27
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Why Is Prothena Stock Trading Lower On Tuesday?
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May 26
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Prothena’s Phase III trial for AL amyloidosis treatment misses endpoint
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May 23
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Prothena Announces Phase 3 AFFIRM-AL Clinical Trial for Birtamimab in Patients with AL Amyloidosis Did Not Meet Primary Endpoint
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Feb 22
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Prothena Full Year 2024 Earnings: Misses Expectations
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Feb 21
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Prothena Q4 Earnings Miss Estimates, Pipeline Progress in Focus
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Feb 21
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Prothena Corp PLC (PRTA) Q4 2024 Earnings Call Highlights: Strong Financial Position Amidst ...
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Feb 20
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Prothena (PRTA) Reports Q4 Loss, Misses Revenue Estimates
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Feb 20
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Prothena: Q4 Earnings Snapshot
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Feb 20
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Prothena Reports Fourth Quarter and Full Year 2024 Financial Results, and Provides Financial Guidance and Business Highlights
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Feb 13
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Prothena to Report Fourth Quarter and Full Year 2024 Financial Results on February 20, 2025
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Dec 30
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Prothena Announces Board of Directors Update
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Sep 25
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Eli Lilly Secures Approval for Alzheimer's Drug Kisunla in Japan
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Aug 18
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Prothena Corporation plc (PTRA): Positioning Among Top Debt-Free Stocks
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Jul 29
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Merus N.V. (MRUS) Expected to Beat Earnings Estimates: Can the Stock Move Higher?
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Jul 25
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Prothena (PRTA) Expected to Beat Earnings Estimates: What to Know Ahead of Q2 Release
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