S&P 500 Movers: IBM, IQV

In early trading on Tuesday, shares of IQVIA Holdings topped the list of the day's best performing components of the S&P 500 index, trading up 6.8%.

Year to date, IQVIA Holdings registers a 13.4% gain.

In early trading on Tuesday, shares of IQVIA Holdings topped the list of the day's best performing components of the S&P 500 index, trading up 6.8%.

Year to date, IQVIA Holdings registers a 13.4% gain.

And the worst performing S&P 500 component thus far on the day is International Business Machines, trading down 6.5%.

International Business Machines is lower by about 12.4% looking at the year to date performance.

Two other components making moves today are Pioneer Natural Resources, trading down 5.6%, and Regions Financial, trading up 6.5% on the day.