Looking at options trading activity among components of the Russell 3000 index, there is noteworthy activity today in Inteliquent, Inc. (IQNT), where a total volume of 3,081 contracts has been traded thus far today, a contract volume which is representative of approximately 308,100 underlying shares (given that every 1 contract represents 100 underlying shares). That number works out to 173.1% of IQNT's average daily trading volume over the past month, of 177,960 shares. Particularly high volume was seen for the $22.50 strike put option expiring June 16, 2017, with 1,220 contracts trading so far today, representing approximately 122,000 underlying shares of IQNT. Below is a chart showing IQNT's trailing twelve month trading history, with the $22.50 strike highlighted in orange:

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Today's Most Active Call & Put Options of the S&P 500 »

Constellation Brands Inc ( STZ) options are showing a volume of 6,757 contracts thus far today. That number of contracts represents approximately 675,700 underlying shares, working out to a sizeable 57.3% of STZ's average daily trading volume over the past month, of 1.2 million shares. Particularly high volume was seen for the $165 strike call option expiring November 18, 2016, with 3,234 contracts trading so far today, representing approximately 323,400 underlying shares of STZ. Below is a chart showing STZ's trailing twelve month trading history, with the $165 strike highlighted in orange:

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And Pacific Ethanol Inc ( PEIX) options are showing a volume of 2,199 contracts thus far today. That number of contracts represents approximately 219,900 underlying shares, working out to a sizeable 57.3% of PEIX's average daily trading volume over the past month, of 384,050 shares. Especially high volume was seen for the $8 strike call option expiring January 20, 2017, with 772 contracts trading so far today, representing approximately 77,200 underlying shares of PEIX. Below is a chart showing PEIX's trailing twelve month trading history, with the $8 strike highlighted in orange:

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For the various different available expirations for IQNT options, STZ options, or PEIX options, visit StockOptionsChannel.com.