Notable Wednesday Option Activity: ALGN, FCX, KSU
April 17, 2019 at 13:21 PM EDT
Looking at options trading activity among components of the S&P 500 index, there is noteworthy activity today in Align Technology Inc (ALGN), where a total volume of 11,297 contracts has been traded thus far today, a contract volume which is representative of approximately 1.1 million underlying shares (given that every 1 contract represents 100 underlying shares). That number works out to 110.6% of ALGN's average daily trading volume over the past month, of 1.0 million shares..