Morning Gap Down greatest % below Opening Range 30-min low and trading range &lt; 20%: (Min $5, Vol 750K, Opt Vol in any strike 100): $JWN $GE $SPG $DB $XOM $HPE $DOW $RDS.A $RDS.B $OXY $COP $FITB $LOW $KMI $SU $HST $ING $BP $HAL $MA $GPS $WFC $ON