Prothena to Report Third Quarter 2017 Financial Results on November 7

DUBLIN, Ireland, Oct. 31, 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 third quarter and first nine months of 2017 on November 7, 2017 after the close of the U.S. financial markets.

Consistent with past practice, the Company will not be conducting a conference call in conjunction with this financial results release on November 7.

About Prothena

Prothena Corporation plc is a global, late-stage clinical biotechnology company establishing fully-integrated research, development and commercial capabilities. Fueled by its deep scientific understanding built over decades of research in protein misfolding and cell adhesion - the root causes of many serious or currently untreatable amyloid and inflammatory diseases - Prothena seeks to fundamentally change the course of progressive diseases associated with this biology. The Company's pipeline of antibody therapeutic candidates targets a number of indications including AL amyloidosis (NEOD001), Parkinson's disease and other related synucleinopathies (PRX002/RG7935) and ATTR amyloidosis (PRX004). The Company continues discovery of additional novel therapeutic candidates where its deep scientific understanding of disease pathology can be leveraged. For more information, please visit the Company's website at www.prothena.com.

Media & Investor Contact:

Ellen Rose, Head of Communications
650-922-2405, ellen.rose@prothena.com