Notable Tuesday Option Activity: CDNA, FIT, ACIA
December 22, 2020 at 15:49 PM EST
Among the underlying components of the Russell 3000 index, we saw noteworthy options trading volume today in CareDx Inc (CDNA), where a total of 6,314 contracts have traded so far, representing approximately 631,400 underlying shares. That amounts to about 89.1% of CDNA's average daily trading volume over the past month of 708,915 shares..