PRESS RELEASES

Date Title and Summary Additional Formats
Toggle Summary Prothena Reports Second Quarter 2020 Financial Results and Provides R&D Update
Net cash used in operating and investing activities was $18.7 million in the second quarter and $41.9 million for the first six months of 2020; quarter-end cash and restricted cash position of $336.6 million provides funding to advance a broad pipeline DUBLIN, Ireland , Aug.
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Toggle Summary Prothena Announces Phase 2 PASADENA Study Results to be Presented at International Congress of Parkinson’s Disease and Movement Disorders
Phase 2 PASADENA Part 1 study results selected as an oral Top Abstract DUBLIN, Ireland , Aug. 05, 2020 (GLOBE NEWSWIRE) -- Prothena Corporation plc (NASDAQ:PRTA), a clinical-stage company with expertise in protein dysregulation and a diverse pipeline of investigational therapeutics for
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Toggle Summary Prothena to Report Second Quarter 2020 Financial Results on August 6
DUBLIN, Ireland , July 30, 2020 (GLOBE NEWSWIRE) -- Prothena Corporation plc (NASDAQ:PRTA), a clinical-stage company with expertise in protein dysregulation and a diverse pipeleine of investigational therapeutics for neurodegenerative and rare peripheral amyloid diseases, announced today that it
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Toggle Summary Prothena to Present at the Jefferies Virtual Healthcare Conference on June 3
DUBLIN, Ireland , May 27, 2020 (GLOBE NEWSWIRE) -- Prothena Corporation plc (NASDAQ:PRTA), a clinical-stage neuroscience company with expertise in protein misfolding, today announced that members of its senior management team will present and participate in the Jefferies Virtual Healthcare
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Toggle Summary Prothena Reports First Quarter 2020 Financial Results and Provides R&D Update and Updated Financial Guidance
Net cash used in operating and investing activities was $23.2 million in the first quarter; quarter-end cash and restricted cash position of $355.4 million provides funding to advance a broad pipeline DUBLIN, Ireland , May 06, 2020 (GLOBE NEWSWIRE) -- Prothena Corporation plc (NASDAQ:PRTA), a
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Toggle Summary Prothena to Report First Quarter 2020 Financial Results on May 6
DUBLIN, Ireland , April 29, 2020 (GLOBE NEWSWIRE) -- Prothena Corporation plc (NASDAQ:PRTA), a clinical-stage neuroscience company with expertise in protein misfolding, announced today that it will report its first quarter of 2020 financial results on Wednesday, May 6, 2020 , after the close of the
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Toggle Summary Prothena Provides Additional Information Regarding Upcoming Annual General Meeting of Shareholders in Response to COVID-19
DUBLIN, Ireland , April 24, 2020 (GLOBE NEWSWIRE) -- Prothena Corporation plc (NASDAQ:PRTA) today announced a change in the location of its annual general meeting of shareholder scheduled to be held on Tuesday, May 19, 2020 . The meeting will convene as scheduled at The Merrion Hotel , Upper
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Toggle Summary Update on Phase 2 PASADENA Study of Prasinezumab (PRX002/RG7935) in Parkinson’s Disease
DUBLIN, Ireland , April 22, 2020 (GLOBE NEWSWIRE) -- Prothena Corporation plc (NASDAQ:PRTA), a clinical-stage neuroscience company with expertise in protein misfolding, announced that today Roche provided an update on Part 1 of the Phase 2 PASADENA study of prasinezumab in patients with early
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Toggle Summary Prothena Announces Inducement Grant Under Nasdaq Listing Rule 5635(c)(4)
DUBLIN, Ireland , April 03, 2020 (GLOBE NEWSWIRE) -- Prothena Corporation plc (NASDAQ:PRTA), a clinical-stage neuroscience company with expertise in protein misfolding, today announced that in connection with hiring an executive on March 30, 2020 , the compensation committee of the Company’s board
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Toggle Summary Baseline Data from Phase 2 PASADENA Study of Prasinezumab (PRX002/RG7935) in Parkinson’s Disease to be Presented at AAT-AD/PD
DUBLIN, Ireland , March 31, 2020 (GLOBE NEWSWIRE) -- Prothena Corporation plc (NASDAQ:PRTA), a clinical-stage neuroscience company with expertise in protein misfolding, today announced that baseline data from the Phase 2 PASADENA study of prasinezumab in patients with early Parkinson’s disease will
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Toggle Summary Prothena Announces Appointment of Brandon Smith as Chief Business Officer
DUBLIN, Ireland , March 03, 2020 (GLOBE NEWSWIRE) -- Prothena Corporation plc (NASDAQ:PRTA), a clinical-stage neuroscience company with expertise in protein misfolding, today announced the appointment of Brandon Smith as Chief Business Officer. Mr. Smith will be responsible for leading Prothena’s
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Toggle Summary Prothena Reports Fourth Quarter and Full Year 2019 Financial Results, and Provides Financial Guidance and R&D Update
Net cash used in operating and investing activities was $14.6 million in the fourth quarter and $53.5 million for the full year 2019; quarter-end cash and restricted cash position of $378.4 million provides funding to advance a broad pipeline Reported interim data from Phase 1 study of PRX004 in
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Toggle Summary Prothena to Report Fourth Quarter and Full Year 2019 Financial Results and Host Webcast Conference Call on February 12
DUBLIN, Ireland , Feb. 05, 2020 (GLOBE NEWSWIRE) -- Prothena Corporation plc (NASDAQ:PRTA), a clinical-stage neuroscience company with expertise in protein misfolding, announced today that it will report its fourth quarter and full year 2019 financial results on Wednesday, February 12, 2020 after
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Toggle Summary Prothena Announces Appointment of Oleg Nodelman to its Board of Directors
DUBLIN, Ireland , Dec. 05, 2019 (GLOBE NEWSWIRE) -- Prothena Corporation plc (NASDAQ:PRTA), a clinical-stage neuroscience company, announced today the appointment of Oleg Nodelman to its Board of Directors. “Oleg is a veteran biotechnology investor and advisor with deep roots in the biotechnology
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Toggle Summary Prothena Reports Third Quarter 2019 Financial Results and Provides R&D Update
Net cash used in operating and investing activities was $9.2 million in the third quarter and $38.9 million for the first nine months of 2019; quarter-end cash and restricted cash position of $393.0 million provides funding to advance a diversified neuroscience pipeline DUBLIN, Ireland , Nov.
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