Notable Friday Option Activity: MCRB, RIOT, FOSL
July 09, 2021 at 15:42 PM EDT
Among the underlying components of the Russell 3000 index, we saw noteworthy options trading volume today in Seres Therapeutics Inc (MCRB), where a total of 6,490 contracts have traded so far, representing approximately 649,000 underlying shares. That amounts to about 63% of MCRB's average daily trading volume over the past month of 1.0 million shares..