Noteworthy Friday Option Activity: SRG, AAL, MRK

Looking at options trading activity among components of the Russell 3000 index, there is noteworthy activity today in Seritage Growth Properties (SRG), where a total volume of 2,452 contracts has been traded thus far today, a contract volume which is representative of approximately 245,200 underlying shares (given that every 1 contract represents 100 underlying shares). That number works out to 54.9% of SRG's average daily trading volume over the past month, of 446,820 shares..