Today some institution/fund purchased 1,105 contracts of January $160 strike calls (or the right to buy 110,500 shares of 3M Company (MMM) at $160). The open interest was 655 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.
Checking unusual options activity on a regular basis can draw attention to stocks that would have otherwise been missed and can prompt traders to analyze why options volume has spiked for a certain equity. For example, a large option order could be done for a number of different reasons, sometimes they can even look deceptive. For the most part, options can be used to hedge an existing position or for speculation. Our job is to look at the underlying security and figure out why – before taking any action.