$QQQ Invesco QQQ Trust, Series 1 Option Alert: Jul 17 $235 Calls at the Ask: 300 @ $18.301 vs 19176 OI; Ref=$250.8799 [6/23/2020, 8:54:38 AM] [+$500k Sweeps Above Midpoint] Other Sweeps on: $EWC $IWM $C $OVV $DDD $CTVA $EWA $NET $FEYE $JPM $CSCO $HOG