Highest sales in billions among #stocks $SPX $SPY 1.  WALMA INC. $WMT: 534.66 2.   INC. $AMZN: 296.27 3.  APPLE INC. $AAPL: 267.98 4.  CVS HEALTH CORPORATI. $CVS: 261.97 5.  EXXON MOBIL CORPORAT. $XOM: 249.07 United States United States United States United States United States