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Prothena Biosciences Inc
PRTAHealth Care· Dublin, Ireland, Ireland
LAYOFFS TRACKED
1
LAST EVENT
Aug 1, 2025
MARKET CAP
$474.87M
as of Aug 26, 2026
EMPLOYEES
260
Prothena Corporation plc is a clinical-stage biotechnology company focused on discovering and developing engineered antibodies and other protein therapies for neurodegenerative and rare peripheral amyloid diseases. The company advances programs in Alzheimer’s disease, Parkinson’s disease and transthyretin-mediated amyloidosis, among other protein misfolding disorders.
Layoff timeline
1 EVENTAug 1, 2025WARN notice
Layoff at Prothena Biosciences Inc · ~91 roles
Sierra Point Parkway Brisbane, CA
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