S&P 500 Movers: HFC, UAA

In early trading on Wednesday, shares of Under Armour topped the list of the day's best performing components of the S&P 500 index, trading up 8.3%.

Year to date, Under Armour Inc registers a 50.7% gain.

In early trading on Wednesday, shares of Under Armour topped the list of the day's best performing components of the S&P 500 index, trading up 8.3%.

Year to date, Under Armour Inc registers a 50.7% gain.

And the worst performing S&P 500 component thus far on the day is HollyFrontier, trading down 7.8%.

HollyFrontier is showing a gain of 29.2% looking at the year to date performance.

One other component making moves today is Corteva, trading down 6.3%.