Notable Friday Option Activity: VST, MDGL, FIVN

Looking at options trading activity among components of the Russell 3000 index, there is noteworthy activity today in Vistra Corp (VST), where a total volume of 60,155 contracts has been traded thus far today, a contract volume which is representative of approximately 6.0 million underlying shares (given that every 1 contract represents 100 underlying shares). That number works out to 61.4% of VST's average daily trading volume over the past month, of 9.8 million shares..