Notable Friday Option Activity: C, COP, KSU
January 22, 2021 at 13:59 PM EST
Among the underlying components of the S&P 500 index, we saw noteworthy options trading volume today in Citigroup Inc (C), where a total of 93,712 contracts have traded so far, representing approximately 9.4 million underlying shares. That amounts to about 46.3% of C's average daily trading volume over the past month of 20.2 million shares..