Also known as: Prothena
Prothena is a late-stage clinical biotechnology company focused on protein dysregulation and investigational therapies for rare peripheral amyloid and neurodegenerative diseases. Its portfolio is built on a long scientific legacy that includes work originating from Athena Neurosciences.
Prothena Corporation plc will report its second quarter and first six months of 2026 financial results on August 6, 2026, after U.S. market close. No conference call will be held, consistent with past practice. The company focuses on neurodegenerative and rare amyloid diseases.
Prothena reported Q4 and full year 2025 financial results with $308.4 million in cash as partners Roche and Novo Nordisk initiated Phase 3 trials for prasinezumab and coramitug, both expected to complete in 2029.
Prothena reported Q4 2025 adjusted loss of 45 cents per share, meeting estimates, while ending the year with $308.4 million in cash. Roche and Novo Nordisk advanced partnered programs prasinezumab and coramitug into Phase III trials.
