In early trading on Wednesday, shares of Alexion Pharmaceuticals (ALXN) topped the list of the day's best performing components of the Nasdaq 100 index, trading up 4.0%. Year to date, Alexion Pharmaceuticals registers a 6.1% gain.
And the worst performing Nasdaq 100 component thus far on the day is Texas Instruments (TXN), trading down 6.8%. Texas Instruments is showing a gain of 26.8% looking at the year to date performance.
Two other components making moves today are Analog Devices (ADI), trading down 4.8%, and Synopsys (SNPS), trading up 2.0% on the day.
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