#Stocks making the biggest moves in the premarket: @Abercrombie, @DollarGeneral, @Amazon &amp; more https://t.co/DUIz1tXSf4 $ANF $DG $AMZN @DollarTree $DLTR @Burlington $BURL @Twitter $TWTR @Facebook $FB @AmericanAir $AAL @Hertz $HTZ @Boeing $BA @Box $BOX @TollBrothersInc $TOL $HPQ