The 3 Worst Biotech Stocks of 2018 (So Far)

The 3 Worst Biotech Stocks of 2018 (So Far)

Source: 
Motley Fool
snippet: 

The three worst biotech stocks of 2018 so far that claim market caps of at least $500 million are Prothena Corporation (NASDAQ:PRTA)Tesaro (NASDAQ:TSRO), and Acadia Pharmaceuticals (NASDAQ:ACAD). Here's why these stocks have taken a beating so far this year.