$QQQ Invesco QQQ Trust, Series 1 Option Alert: Aug 21 $258 Calls at the Ask: 3000 @ $5.861 vs 722 OI; Ref=$250.53 [7/1/2020, 10:56:47 AM] [+$500k Sweeps Above Midpoint] Other Sweeps on: $BLDP $XOM $ASHR $UAL $PRVB $CAL $HBI $NG $CHGG $VNOM $IQ $EEM