Notable Friday Option Activity: SB, MBI, INO

Among the underlying components of the Russell 3000 index, we saw noteworthy options trading volume today in Safe Bulkers Inc (SB), where a total of 3,405 contracts have traded so far, representing approximately 340,500 underlying shares. That amounts to about 48.1% of SB's average daily trading volume over the past month of 708,470 shares..