Prothena Corporation plc (NASDAQ:PRTA) is among the best NASDAQ stocks under $50 to buy. Roche, a partner of Prothena ...

Roche and Prothena are advancing Prasinezumab to Phase 3 for Parkinson’s despite mixed Phase 2 results. Click here to read an ...

Prothena announced that the Company has initiated an approximate 63% reduction in its workforce.

Roche and Prothena are forging ahead to late-stage studies for their investigational Parkinson’s disease antibody ...

Roche RHHBY announced that it will advance pipeline candidate prasinezumab into phase III development for early-stage ...

Roche has announced that it will be advancing its Prothena-partnered investigational Parkinson’s disease (PD) drug ...

The Swiss drugmaker said it was “encouraged” by the signs of effectiveness of the drug, developed by biotech Prothena, showed ...

A month has gone by since the last earnings report for Prothena (PRTA). Shares have lost about 17.9% in that time frame, underperforming the S&P 500. Will the recent negative trend continue ...

Fintel reports that on May 27, 2025, Oppenheimer downgraded their outlook for Prothena (NasdaqGS:PRTA) from Outperform to Perform. Analyst Price Forecast Suggests 1,057.57% Upside As of May 7, 2025, ...

Prothena has buried birtamimab for the second time. A phase 3 trial of the anti-amyloid antibody in the rare disease AL amyloidosis missed its primary endpoint, prompting the biotech to end ...

Prothena Corporation plc (NASDAQ:PRTA) is among the best NASDAQ stocks under $50 to buy. Roche, a partner of Prothena Corporation plc (NASDAQ:PRTA), has announced plans to initiate Phase 3 ...