$NKLA Nikola Option Alert: Oct 16 $30 Calls at the Bid: 300 @ $36.5 vs 164 OI; Ref=$66.75 [6/18/2020, 10:27:01 AM] [+$500k Sweeps Above Midpoint] Other Sweeps on: $V $FLR $TQQQ $BILI $ATUS $MDLZ $BX $BABA $WB $TCOM $NIO $VG