$SPY SPDR S&amp;P 500 Option Alert: Sep 18 $304 Puts Sweep (3) near the Ask: 341 @ $16.421 vs 5384 OI; Ref=$303.8084 [6/29/2020, 9:02:33 AM] [+$500k Sweeps Above Midpoint] Other Sweeps on: $PENN $OXY $AR $GNUS $VIAC $PYPL $BOX $VZ $PINS $TWTR $BSX $DOCU