Data Source: Barchart
On Monday some institution/fund purchased 12,337 contracts of Sep. 2023 $170.00 strike calls (or the right to buy 1,233,700 shares of Alibaba Group Holding Limited (BABA) at $170.00). The open interest was just 6,890 prior to this purchase.
Monitoring unusual options activity can be a useful tool. Large amounts of options being traded on a particular stock may provide some valuable insight into what the “smart money” is doing.