Noteworthy Tuesday Option Activity: ALDX, CPLG, CAL

Looking at options trading activity among components of the Russell 3000 index, there is noteworthy activity today in Aldeyra Therapeutics Inc (ALDX), where a total volume of 5,320 contracts has been traded thus far today, a contract volume which is representative of approximately 532,000 underlying shares (given that every 1 contract represents 100 underlying shares). That number works out to 103.1% of ALDX's average daily trading volume over the past month, of 516,140 shares..
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