Looking at options trading activity among components of the Russell 3000 index, there is noteworthy activity today in Select Comfort Corp. (SCSS), where a total volume of 9,014 contracts has been traded thus far today, a contract volume which is representative of approximately 901,400 underlying shares (given that every 1 contract represents 100 underlying shares). That number works out to 78.6% of SCSS's average daily trading volume over the past month, of 1.1 million shares. Especially high volume was seen for the $40 strike call option expiring July 21, 2017, with 1,416 contracts trading so far today, representing approximately 141,600 underlying shares of SCSS. Below is a chart showing SCSS's trailing twelve month trading history, with the $40 strike highlighted in orange:

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NVIDIA Corp ( NVDA) options are showing a volume of 167,638 contracts thus far today. That number of contracts represents approximately 16.8 million underlying shares, working out to a sizeable 74.5% of NVDA's average daily trading volume over the past month, of 22.5 million shares. Particularly high volume was seen for the $165 strike call option expiring July 21, 2017, with 13,234 contracts trading so far today, representing approximately 1.3 million underlying shares of NVDA. Below is a chart showing NVDA's trailing twelve month trading history, with the $165 strike highlighted in orange:

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And Lumber Liquidators Holdings Inc ( LL) saw options trading volume of 5,230 contracts, representing approximately 523,000 underlying shares or approximately 73.5% of LL's average daily trading volume over the past month, of 711,700 shares. Especially high volume was seen for the $25 strike call option expiring August 18, 2017, with 2,591 contracts trading so far today, representing approximately 259,100 underlying shares of LL. Below is a chart showing LL's trailing twelve month trading history, with the $25 strike highlighted in orange:

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For the various different available expirations for SCSS options, NVDA options, or LL options, visit StockOptionsChannel.com.