Noteworthy Wednesday Option Activity: MRK, MU, MLM
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 Merck & Co Inc (MRK), where a total volume of 42,453 contracts has been traded thus far today, a contract volume which is representative of approximately 4.2 million underlying shares (given that every 1 contract represents 100 underlying shares). That number works out to 46% of MRK's average daily trading volume over the past month, of 9.2 million shares..