Looking at options trading activity among components of the Russell 3000 index, there is noteworthy activity today in Tenet Healthcare Corp. (NYSE: THC), where a total volume of 9,668 contracts has been traded thus far today, a contract volume which is representative of approximately 966,800 underlying shares (given that every 1 contract represents 100 underlying shares). That number works out to 44.4% of THC's average daily trading volume over the past month, of 2.2 million shares. Particularly high volume was seen for the $21 strike call option expiring November 18, 2016, with 6,038 contracts trading so far today, representing approximately 603,800 underlying shares of THC. Below is a chart showing THC's trailing twelve month trading history, with the $21 strike highlighted in orange:
Schlumberger Ltd. (NYSE: SLB) options are showing a volume of 26,180 contracts thus far today. That number of contracts represents approximately 2.6 million underlying shares, working out to a sizeable 41.7% of SLB's average daily trading volume over the past month, of 6.3 million shares.
Especially high volume was seen for the $76 strike call option expiring September 30, 2016, with 4,254 contracts trading so far today, representing approximately 425,400 underlying shares of SLB. Below is a chart showing SLB's trailing twelve month trading history, with the $76 strike highlighted in orange:
And Darden Restaurants, Inc. (NYSE: DRI) saw options trading volume of 5,910 contracts, representing approximately 591,000 underlying shares or approximately 41.5% of DRI's average daily trading volume over the past month, of 1.4 million shares.
Especially high volume was seen for the $60 strike call option expiring October 21, 2016, with 2,161 contracts trading so far today, representing approximately 216,100 underlying shares of DRI. Below is a chart showing DRI's trailing twelve month trading history, with the $60 strike highlighted in orange:
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