Looking at options trading activity among components of the Russell 3000 index, there is noteworthy activity today in Conns Inc (CONN - Get Report), where a total volume of 3,230 contracts has been traded thus far today, a contract volume which is representative of approximately 323,000 underlying shares (given that every 1 contract represents 100 underlying shares). That number works out to 50.5% of CONN's average daily trading volume over the past month, of 639,015 shares. Especially high volume was seen for the $27 strike call option expiring April 20, 2018, with 896 contracts trading so far today, representing approximately 89,600 underlying shares of CONN. Below is a chart showing CONN's trailing twelve month trading history, with the $27 strike highlighted in orange:

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Natural Health Trends Corp. ( NHTC) options are showing a volume of 432 contracts thus far today. That number of contracts represents approximately 43,200 underlying shares, working out to a sizeable 50.2% of NHTC's average daily trading volume over the past month, of 86,090 shares. Especially high volume was seen for the $19.60 strike put option expiring January 19, 2018, with 191 contracts trading so far today, representing approximately 19,100 underlying shares of NHTC. Below is a chart showing NHTC's trailing twelve month trading history, with the $19.60 strike highlighted in orange:

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And GAIN Capital Holdings Inc ( GCAP) options are showing a volume of 2,863 contracts thus far today. That number of contracts represents approximately 286,300 underlying shares, working out to a sizeable 49% of GCAP's average daily trading volume over the past month, of 584,745 shares. Particularly high volume was seen for the $8 strike call option expiring January 19, 2018, with 1,164 contracts trading so far today, representing approximately 116,400 underlying shares of GCAP. Below is a chart showing GCAP's trailing twelve month trading history, with the $8 strike highlighted in orange:

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For the various different available expirations for CONN options, NHTC options, or GCAP options, visit StockOptionsChannel.com.