Notable Tuesday Option Activity: GM, GILD, TWTR
January 19, 2021 at 13:29 PM EST
Among the underlying components of the S&P 500 index, we saw noteworthy options trading volume today in General Motors Co (GM), where a total of 445,846 contracts have traded so far, representing approximately 44.6 million underlying shares. That amounts to about 216.9% of GM's average daily trading volume over the past month of 20.6 million shares..