PRESS RELEASES

Date Title and Summary Additional Formats
Toggle Summary Prothena to Report First Quarter 2017 Financial Results on May 9
DUBLIN, Ireland, May 02, 2017 (GLOBE NEWSWIRE) -- Prothena Corporation plc (Nasdaq:PRTA), a late-stage clinical biotechnology company focused on the discovery, development and commercialization of novel protein immunotherapies, will announce financial results for the first quarter of 2017 on May 9,
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Toggle Summary Prothena to Participate in the Deutsche Bank 42nd Annual Health Care Conference
DUBLIN, Ireland, April 26, 2017 (GLOBE NEWSWIRE) -- Prothena Corporation plc (NASDAQ:PRTA), a late-stage clinical biotechnology company focused on the discovery, development and commercialization of novel protein immunotherapies, today announced that members of its senior management team will
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Toggle Summary Clinical Results Presented from Prothena's Phase 1b Study of PRX002/RG7935 Demonstrating Robust Antibody CNS Penetration and Significant Reduction of Free Serum Alpha-synuclein in Patients with Parkinson's Disease
All dose levels of PRX002/RG7935 found to have an acceptable safety and tolerability profile, meeting the primary objective of this study Robust central nervous system (CNS) penetration demonstrated by a dose-dependent increase in PRX002 levels in cerebrospinal fluid (CSF), and mean concentration
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Toggle Summary Results for Prothena's Phase 1b Multiple Ascending Dose Study of PRX002/RG7935 in Patients with Parkinson's Disease to be Presented at the 13th​ International Conference on Alzheimer's and Parkinson's Diseases
Investor webcast planned for April 2, 2017 at 9:00 AM EDT to discuss Phase 1b study results   Prothena and Roche to co-host symposium on alpha-synuclein pathology and non-motor manifestations in Parkinson's disease on March 31, 2017 at 5:15 CET DUBLIN, Ireland, March 09, 2017 (GLOBE NEWSWIRE) --
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Toggle Summary Prothena Announces Pricing of Public Offering of 2,700,000 Ordinary Shares
DUBLIN, Ireland, March 03, 2017 (GLOBE NEWSWIRE) -- Prothena Corporation plc (NASDAQ:PRTA), a late-stage clinical biotechnology company focused on the discovery, development and commercialization of novel protein immunotherapies, today announced that it has sold 2,700,000 of its ordinary shares at
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Toggle Summary Prothena Announces Public Offering of Ordinary Shares
DUBLIN, Ireland, March 02, 2017 (GLOBE NEWSWIRE) -- Prothena Corporation plc (Nasdaq:PRTA), a late-stage clinical biotechnology company focused on the discovery, development and commercialization of novel protein immunotherapies, today announced that it has commenced a registered underwritten
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Toggle Summary Prothena Reports Fourth Quarter and Full Year 2016 Financial Results, and Provides Financial Guidance and R&D Update
Net cash used in operating and investing activities was $41.1 million in the fourth quarter and $133.9 million for the full year 2016; year-end cash and restricted cash position of $391 million supports advancement of clinical pipeline            Presented results in an oral presentation at ASH
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Toggle Summary Prothena to Participate in the Leerink Partners 6th Annual Global Healthcare Conference
DUBLIN, Ireland, Feb. 08, 2017 (GLOBE NEWSWIRE) -- Prothena Corporation plc (NASDAQ:PRTA), a late-stage clinical biotechnology company focused on the discovery, development and commercialization of novel protein immunotherapies, today announced that members of its senior management team will
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Toggle Summary Prothena to Report Fourth Quarter and Full Year 2016 Financial Results and Host Webcast Conference Call on February 14
DUBLIN, Ireland, Feb. 01, 2017 (GLOBE NEWSWIRE) -- Prothena Corporation plc (Nasdaq:PRTA), a late-stage clinical biotechnology company focused on the discovery, development and commercialization of novel protein immunotherapies, announced today that it will report its fourth quarter and full year
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Toggle Summary Prothena to Participate in the J.P. Morgan Healthcare Conference
DUBLIN, Ireland, Jan. 04, 2017 (GLOBE NEWSWIRE) -- Prothena Corporation plc (NASDAQ:PRTA), a late-stage clinical biotechnology company focused on the discovery, development and commercialization of novel protein immunotherapies, today announced that members of its senior management team will
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Toggle Summary Prothena Announces Appointment of Chief Regulatory Officer
DUBLIN, Ireland, Dec. 15, 2016 (GLOBE NEWSWIRE) -- Prothena Corporation plc (NASDAQ:PRTA), a late-stage clinical biotechnology company focused on the discovery, development and commercialization of novel protein immunotherapies, announced today the appointment of Carol D.
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Toggle Summary First-In-Human Assessment of PRX002, Prothena's Anti-Alpha Synuclein Antibody for Parkinson's Disease, Published in Movement Disorders Journal
Data Previously Presented in 2015 at 19th International Congress of Parkinson's Disease and Movement Disorders
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Toggle Summary Prothena Reports Results from Phase 1b Study of PRX002 Demonstrating Robust Antibody CNS Penetration and Significant Reduction of Free Serum Alpha-synuclein in Patients with Parkinson's Disease
All dose levels of PRX002 found to have an acceptable safety and tolerability profile, meeting the primary objective of this study Robust central nervous system (CNS) penetration demonstrated by a dose-dependent increase in PRX002 levels in cerebrospinal fluid (CSF), and mean concentration of
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Toggle Summary Data for Prothena's NEOD001 to be Presented at the 58th Annual American Society of Hematology Meeting
DUBLIN, Ireland, Nov. 03, 2016 (GLOBE NEWSWIRE) -- Prothena Corporation plc (Nasdaq:PRTA), a late-stage clinical biotechnology company focused on the discovery, development and commercialization of novel protein immunotherapies, today announced that clinical data from its NEOD001 Phase 1/2
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Toggle Summary Prothena Reports Third Quarter 2016 Financial Results and Provides R&D Update
Net cash used in operating and investing activities was $39.1 million in the third quarter and  $96.8 million for the first nine months of 2016; quarter-end cash and restricted cash position of $412.6 million supports advancement of a diverse pipeline and commercial capabilities Appointed Gene G.
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