Nasdaq 100 Movers: NCLH, ALXN
December 16, 2016 at 10:23 AM EST
In early trading on Friday, shares of Alexion Pharmaceuticals (ALXN) topped the list of the day's best performing components of the Nasdaq 100 index, trading up 3.2%. Year to date, Alexion Pharmaceuticals has lost about 36.8% of its value.