$SPY SPDR S&amp;P 500 Option Alert: Sep 18 $300 Puts Sweep (7) near the midpoint: 500 @ $15.85 vs 86444 OI; Ref=$302.3 [6/29/2020, 6:17:31 AM] [+$500k Sweeps Above Midpoint] Other Sweeps on: $NUAN $ZM $OLN $BYND $NVAX $TSM $CSCO $DAL $GNUS $C $EFA $T