Why California wants to stop 23andMe's sale to former CEO How a Peninsula company is brewing cheaper Narcan in the U.S. How a ...

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 ...

Citizens JMP lowered the firm’s price target on Prothena Corporation plc (NASDAQ:PRTA) to $29 from $78 but kept an Outperform ...

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 ...

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 ...