Aflac Option Alert: Aug 23 $52.5 Calls Sweep (20) below Bid!: 508 @ $0.433 vs 516 OI; Ref=$52.064 9:40:56	BABA	 Alibaba Group Holding Option Alert: Sep 20 $160 Calls Sweep (33) near the Ask: 563 @ $6.994 vs 9304 OI; Earnings 8/22 Before Open [est] Ref=$155.97