What are Total Calls? Total Calls is the sum of all call options in the underlying stock. Why do Total Calls matters? By monitoring the change in total call options you can estimate investor behavior. A larger call position infers more bullish activity. How to use Total Calls If you notice traders building a larger call position over time, you may seek to gain long exposure to that stock. Related articles What are Total Puts? What is Call Gamma? What is Gamma, Market Gamma and/or Total Market Gamma? What is Net Gamma? What is Gamma Flip?