$SPY SPDR S&amp;P 500 Option Alert: Aug 21 $299 Puts Sweep (21) near the Ask: 1000 @ $12.67 vs 6560 OI; Ref=$301.17 [6/29/2020, 5:02:51 AM] [+$500k Sweeps Above Midpoint] Other Sweeps on: $FXI $NOK $XLF $ALLY $OPK $BYND $MGM $GLD $AGEN $DKNG $FB $BA