S&P 500 Movers: STX, MWV
January 26, 2015 at 10:30 AM EST
In early trading on Monday, shares of MeadWestvaco (MWV) topped the list of the day's best performing components of the S&P 500 index, trading up 18.0%. Year to date, MeadWestvaco registers a 19.7% gain.