Looking at options trading activity among components of the Russell 3000 index, there is noteworthy activity today in Gray Television Inc (GTN - Get Report), where a total volume of 4,656 contracts has been traded thus far today, a contract volume which is representative of approximately 465,600 underlying shares (given that every 1 contract represents 100 underlying shares). That number works out to 55.9% of GTN's average daily trading volume over the past month, of 832,600 shares. Especially high volume was seen for the $15 strike put option expiring November 17, 2017, with 2,007 contracts trading so far today, representing approximately 200,700 underlying shares of GTN. Below is a chart showing GTN's trailing twelve month trading history, with the $15 strike highlighted in orange:

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ChannelAdvisor Corp ( ECOM) options are showing a volume of 384 contracts thus far today. That number of contracts represents approximately 38,400 underlying shares, working out to a sizeable 54.2% of ECOM's average daily trading volume over the past month, of 70,800 shares. Particularly high volume was seen for the $10 strike call option expiring December 15, 2017, with 200 contracts trading so far today, representing approximately 20,000 underlying shares of ECOM. Below is a chart showing ECOM's trailing twelve month trading history, with the $10 strike highlighted in orange:

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And Exxon Mobil Corp ( XOM) saw options trading volume of 44,204 contracts, representing approximately 4.4 million underlying shares or approximately 54% of XOM's average daily trading volume over the past month, of 8.2 million shares. Particularly high volume was seen for the $82.50 strike call option expiring January 19, 2018, with 10,565 contracts trading so far today, representing approximately 1.1 million underlying shares of XOM. Below is a chart showing XOM's trailing twelve month trading history, with the $82.50 strike highlighted in orange:

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For the various different available expirations for GTN options, ECOM options, or XOM options, visit StockOptionsChannel.com.