Notable Thursday Option Activity: SLB, GWW, FLIR
April 18, 2019 at 13:34 PM EDT
Looking at options trading activity among components of the S&P 500 index, there is noteworthy activity today in Schlumberger Ltd (SLB), where a total volume of 36,774 contracts has been traded thus far today, a contract volume which is representative of approximately 3.7 million underlying shares (given that every 1 contract represents 100 underlying shares). That number works out to 47.9% of SLB's average daily trading volume over the past month, of 7.7 million shares..