$QQQ Invesco QQQ Trust, Series 1 Option Alert: Jul 31 $250 Puts Sweep (23) near the Ask: 2498 @ $3.99 vs 2723 OI; Ref=$262.18 [7/9/2020, 11:09:09 AM] [+$500k Sweeps Above Midpoint] Other Sweeps on: $CEMI $EAT $GDXJ $NEM $SDOW $TNK $LVS $AAP $VNQ $BAC $OPK $SQ