Business Explained: Nasdaq Whale and how SoftBank’s derivative bets may have powered the US tech rally Updated : September 05, 2020 03:34 PM IST When there is a huge demand for a particular call option, the market takes the frenzied buying as a signal that the price of that asset is likely to go up If the price of the underlying shares rises, so does the value of the call options. Subscribe to Moneycontrol PRO at just Rs.33/- per month for the first year. Use code SUPERPRO. Limited period offer. Available on Web and Android.