#Stocks making the biggest moves in the premarket: @Oracle, @SouthwestAir, @United, @Tesla, @Amazon &amp; more https://t.co/Plpu5yLlE7 $ORCL #LUV $UAL $TSLA $AMZN @CruiseNorwegian $NCLH @Apple $AAPL @Groupon $GRPN @HRBlock $HRB @DraftKings $DKNG @NikolaMotor $NKLA @StitchFix $SFIX