Looking at options trading activity among components of the Russell 3000 index, there is noteworthy activity today in Express, Inc. (EXPR - Get Report), where a total volume of 15,740 contracts has been traded thus far today, a contract volume which is representative of approximately 1.6 million underlying shares (given that every 1 contract represents 100 underlying shares). That number works out to 81.3% of EXPR's average daily trading volume over the past month, of 1.9 million shares. Particularly high volume was seen for the $12.50 strike call option expiring January 20, 2017, with 13,164 contracts trading so far today, representing approximately 1.3 million underlying shares of EXPR. Below is a chart showing EXPR's trailing twelve month trading history, with the $12.50 strike highlighted in orange:

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Weight Watchers International, Inc. ( WTW) options are showing a volume of 4,790 contracts thus far today. That number of contracts represents approximately 479,000 underlying shares, working out to a sizeable 68.7% of WTW's average daily trading volume over the past month, of 697,360 shares. Especially high volume was seen for the $15 strike call option expiring October 21, 2016, with 1,000 contracts trading so far today, representing approximately 100,000 underlying shares of WTW. Below is a chart showing WTW's trailing twelve month trading history, with the $15 strike highlighted in orange:

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And Herbalife Ltd. ( HLF) options are showing a volume of 4,761 contracts thus far today. That number of contracts represents approximately 476,100 underlying shares, working out to a sizeable 58.1% of HLF's average daily trading volume over the past month, of 819,060 shares. Particularly high volume was seen for the $60 strike put option expiring October 21, 2016, with 1,144 contracts trading so far today, representing approximately 114,400 underlying shares of HLF. Below is a chart showing HLF's trailing twelve month trading history, with the $60 strike highlighted in orange:

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For the various different available expirations for EXPR options, WTW options, or HLF options, visit StockOptionsChannel.com.