In early trading on Thursday, shares of AstraZeneca topped the list of the day's best performing components of the Nasdaq 100 index, trading up 4.6%. Year to date, AstraZeneca registers a 15.3% gain.
And the worst performing Nasdaq 100 component thus far on the day is lululemo
https://www.nasdaq.com/articles/nasdaq-100-movers-lulu-azn