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Prothena (PRTA) Stock News

PRTA Nasdaq

Welcome to our dedicated page for Prothena news (Ticker: PRTA), a resource for investors and traders seeking the latest updates and insights on Prothena stock.

Prothena Corporation plc develops investigational therapeutics built on protein dysregulation expertise for neurodegenerative and rare peripheral amyloid diseases. Company news commonly covers clinical and partner updates for programs such as prasinezumab in Parkinson’s disease, coramitug in ATTR amyloidosis with cardiomyopathy, BMS-986446 in Alzheimer’s disease, PRX019, and CYTOPE-based research.

Updates also include financial results, cash guidance, collaboration revenue and milestone payments from strategic partners, regulatory designations, share repurchase activity, shareholder capital actions, and leadership or governance changes.

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FAQ

What is the current stock price of Prothena (PRTA)?

The current stock price of Prothena (PRTA) is $8.25 as of June 12, 2026.

What is the market cap of Prothena (PRTA)?

The market cap of Prothena (PRTA) is approximately 432.4M.