Noteworthy Thursday Option Activity: FULC, COIN, PSA

Looking at options trading activity among components of the Russell 3000 index, there is noteworthy activity today in Fulcrum Therapeutics Inc (FULC), where a total volume of 18,905 contracts has been traded thus far today, a contract volume which is representative of approximately 1.9 million underlying shares (given that every 1 contract represents 100 underlying shares). That number works out to 252.3% of FULC's average daily trading volume over the past month, of 749,365 shares..